rwda ui implementation

actix_mvc_app/src/controllers/asset.rs

@@ -0,0 +1,691 @@
+use actix_web::{web, HttpResponse, Result};
+use tera::{Context, Tera};
+use chrono::{Utc, Duration};
+use serde::Deserialize;
+
+use crate::models::asset::{Asset, AssetType, AssetStatus, BlockchainInfo, ValuationPoint, AssetTransaction, AssetStatistics};
+use crate::utils::render_template;
+
+#[derive(Debug, Deserialize)]
+pub struct AssetForm {
+    pub name: String,
+    pub description: String,
+    pub asset_type: String,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct ValuationForm {
+    pub value: f64,
+    pub currency: String,
+    pub source: String,
+    pub notes: Option<String>,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct TransactionForm {
+    pub transaction_type: String,
+    pub from_address: Option<String>,
+    pub to_address: Option<String>,
+    pub amount: Option<f64>,
+    pub currency: Option<String>,
+    pub transaction_hash: Option<String>,
+    pub notes: Option<String>,
+}
+
+pub struct AssetController;
+
+impl AssetController {
+    // Display the assets dashboard
+    pub async fn index(tmpl: web::Data<Tera>) -> Result<HttpResponse> {
+        let mut context = Context::new();
+        
+        println!("DEBUG: Starting assets dashboard rendering");
+        
+        let assets = Self::get_mock_assets();
+        println!("DEBUG: Generated {} mock assets", assets.len());
+        
+        let stats = AssetStatistics::new(&assets);
+        println!("DEBUG: Generated asset statistics: {:?}", stats);
+        
+        // Add active_page for navigation highlighting
+        context.insert("active_page", &"assets");
+        
+        // Add stats
+        context.insert("stats", &serde_json::to_value(stats).unwrap());
+        println!("DEBUG: Added stats to context");
+        
+        // Add recent assets
+        let recent_assets: Vec<serde_json::Map<String, serde_json::Value>> = assets
+            .iter()
+            .take(5)
+            .map(|a| Self::asset_to_json(a))
+            .collect();
+        
+        context.insert("recent_assets", &recent_assets);
+        
+        // Add assets by type
+        let asset_types = vec![
+            AssetType::NFT,
+            AssetType::Token,
+            AssetType::RealEstate,
+            AssetType::Commodity,
+            AssetType::Share,
+            AssetType::Bond,
+            AssetType::IntellectualProperty,
+            AssetType::Other,
+        ];
+        
+        let assets_by_type: Vec<serde_json::Map<String, serde_json::Value>> = asset_types
+            .iter()
+            .map(|asset_type| {
+                let mut map = serde_json::Map::new();
+                let type_str = asset_type.as_str();
+                let count = assets.iter().filter(|a| a.asset_type == *asset_type).count();
+                
+                map.insert("type".to_string(), serde_json::Value::String(type_str.to_string()));
+                map.insert("count".to_string(), serde_json::Value::Number(serde_json::Number::from(count)));
+                
+                map
+            })
+            .collect();
+        
+        context.insert("assets_by_type", &assets_by_type);
+        
+        println!("DEBUG: Rendering assets dashboard template");
+        let response = render_template(&tmpl, "assets/index.html", &context);
+        println!("DEBUG: Finished rendering assets dashboard template");
+        response
+    }
+    
+    // Display the list of all assets
+    pub async fn list(tmpl: web::Data<Tera>) -> Result<HttpResponse> {
+        let mut context = Context::new();
+        
+        println!("DEBUG: Starting assets list rendering");
+        
+        let assets = Self::get_mock_assets();
+        println!("DEBUG: Generated {} mock assets", assets.len());
+        
+        let assets_data: Vec<serde_json::Map<String, serde_json::Value>> = assets
+            .iter()
+            .map(|a| Self::asset_to_json(a))
+            .collect();
+        
+        // Add active_page for navigation highlighting
+        context.insert("active_page", &"assets");
+        
+        context.insert("assets", &assets_data);
+        context.insert("filter", &"all");
+        
+        println!("DEBUG: Rendering assets list template");
+        let response = render_template(&tmpl, "assets/list.html", &context);
+        println!("DEBUG: Finished rendering assets list template");
+        response
+    }
+    
+    // Display the list of user's assets
+    pub async fn my_assets(tmpl: web::Data<Tera>) -> Result<HttpResponse> {
+        let mut context = Context::new();
+        
+        println!("DEBUG: Starting my assets rendering");
+        
+        let assets = Self::get_mock_assets();
+        println!("DEBUG: Generated {} mock assets", assets.len());
+        
+        let assets_data: Vec<serde_json::Map<String, serde_json::Value>> = assets
+            .iter()
+            .map(|a| Self::asset_to_json(a))
+            .collect();
+        
+        // Add active_page for navigation highlighting
+        context.insert("active_page", &"assets");
+        
+        context.insert("assets", &assets_data);
+        
+        println!("DEBUG: Rendering my assets template");
+        let response = render_template(&tmpl, "assets/my_assets.html", &context);
+        println!("DEBUG: Finished rendering my assets template");
+        response
+    }
+    
+    // Display a specific asset
+    pub async fn detail(tmpl: web::Data<Tera>, path: web::Path<String>) -> Result<HttpResponse> {
+        let asset_id = path.into_inner();
+        let mut context = Context::new();
+        
+        println!("DEBUG: Starting asset detail rendering");
+        
+        // Add active_page for navigation highlighting
+        context.insert("active_page", &"assets");
+        
+        // Find the asset by ID
+        let assets = Self::get_mock_assets();
+        let asset = assets.iter().find(|a| a.id == asset_id);
+        
+        match asset {
+            Some(asset) => {
+                println!("DEBUG: Found asset with ID {}", asset_id);
+                
+                // Convert asset to JSON
+                let asset_json = Self::asset_to_json(asset);
+                
+                context.insert("asset", &asset_json);
+                
+                // Add valuation history for chart
+                let valuation_history: Vec<serde_json::Map<String, serde_json::Value>> = asset
+                    .sorted_valuation_history()
+                    .iter()
+                    .map(|v| {
+                        let mut map = serde_json::Map::new();
+                        map.insert("date".to_string(), serde_json::Value::String(v.date.format("%Y-%m-%d").to_string()));
+                        map.insert("value".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(v.value).unwrap()));
+                        map.insert("currency".to_string(), serde_json::Value::String(v.currency.clone()));
+                        map
+                    })
+                    .collect();
+                
+                context.insert("valuation_history", &valuation_history);
+                
+                println!("DEBUG: Rendering asset detail template");
+                let response = render_template(&tmpl, "assets/detail.html", &context);
+                println!("DEBUG: Finished rendering asset detail template");
+                response
+            },
+            None => {
+                println!("DEBUG: Asset not found with ID {}", asset_id);
+                Ok(HttpResponse::NotFound().finish())
+            }
+        }
+    }
+    
+    // Display the create asset form
+    pub async fn create_form(tmpl: web::Data<Tera>) -> Result<HttpResponse> {
+        let mut context = Context::new();
+        
+        println!("DEBUG: Starting create asset form rendering");
+        
+        // Add active_page for navigation highlighting
+        context.insert("active_page", &"assets");
+        
+        // Add asset types for dropdown
+        let asset_types = vec![
+            ("NFT", "NFT"),
+            ("Token", "Token"),
+            ("RealEstate", "Real Estate"),
+            ("Commodity", "Commodity"),
+            ("Share", "Share"),
+            ("Bond", "Bond"),
+            ("IntellectualProperty", "Intellectual Property"),
+            ("Other", "Other")
+        ];
+        
+        context.insert("asset_types", &asset_types);
+        
+        println!("DEBUG: Rendering create asset form template");
+        let response = render_template(&tmpl, "assets/create.html", &context);
+        println!("DEBUG: Finished rendering create asset form template");
+        response
+    }
+    
+    // Process the create asset form
+    pub async fn create(
+        _tmpl: web::Data<Tera>,
+        _form: web::Form<AssetForm>,
+    ) -> Result<HttpResponse> {
+        println!("DEBUG: Processing create asset form");
+        
+        // In a real application, we would save the asset to the database
+        // For now, we'll just redirect to the assets list
+        
+        Ok(HttpResponse::Found().append_header(("Location", "/assets")).finish())
+    }
+    
+    // Add a valuation to an asset
+    pub async fn add_valuation(
+        _tmpl: web::Data<Tera>,
+        path: web::Path<String>,
+        _form: web::Form<ValuationForm>,
+    ) -> Result<HttpResponse> {
+        let asset_id = path.into_inner();
+        
+        println!("DEBUG: Adding valuation to asset with ID {}", asset_id);
+        
+        // In a real application, we would update the asset in the database
+        // For now, we'll just redirect to the asset detail page
+        
+        Ok(HttpResponse::Found().append_header(("Location", format!("/assets/{}", asset_id))).finish())
+    }
+    
+    // Add a transaction to an asset
+    pub async fn add_transaction(
+        _tmpl: web::Data<Tera>,
+        path: web::Path<String>,
+        _form: web::Form<TransactionForm>,
+    ) -> Result<HttpResponse> {
+        let asset_id = path.into_inner();
+        
+        println!("DEBUG: Adding transaction to asset with ID {}", asset_id);
+        
+        // In a real application, we would update the asset in the database
+        // For now, we'll just redirect to the asset detail page
+        
+        Ok(HttpResponse::Found().append_header(("Location", format!("/assets/{}", asset_id))).finish())
+    }
+    
+    // Update the status of an asset
+    pub async fn update_status(
+        _tmpl: web::Data<Tera>,
+        path: web::Path<(String, String)>,
+    ) -> Result<HttpResponse> {
+        let (asset_id, _status) = path.into_inner();
+        
+        println!("DEBUG: Updating status of asset with ID {}", asset_id);
+        
+        // In a real application, we would update the asset in the database
+        // For now, we'll just redirect to the asset detail page
+        
+        Ok(HttpResponse::Found().append_header(("Location", format!("/assets/{}", asset_id))).finish())
+    }
+    
+    // Test method to render a simple test page
+    pub async fn test(tmpl: web::Data<Tera>) -> Result<HttpResponse> {
+        println!("DEBUG: Starting test page rendering");
+        
+        let mut context = Context::new();
+        
+        let assets = Self::get_mock_assets();
+        println!("DEBUG: Generated {} mock assets for test", assets.len());
+        
+        let stats = AssetStatistics::new(&assets);
+        println!("DEBUG: Generated asset statistics for test: {:?}", stats);
+        
+        // Add active_page for navigation highlighting
+        context.insert("active_page", &"assets");
+        
+        // Add stats
+        context.insert("stats", &serde_json::to_value(stats).unwrap());
+        println!("DEBUG: Added stats to context for test");
+        
+        // Add recent assets
+        let recent_assets: Vec<serde_json::Map<String, serde_json::Value>> = assets
+            .iter()
+            .take(5)
+            .map(|a| Self::asset_to_json(a))
+            .collect();
+        
+        context.insert("recent_assets", &recent_assets);
+        
+        println!("DEBUG: Rendering test_base.html with full context");
+        let response = render_template(&tmpl, "test_base.html", &context);
+        println!("DEBUG: Finished rendering test_base.html");
+        response
+    }
+    
+    // Helper method to convert Asset to a JSON object for templates
+    fn asset_to_json(asset: &Asset) -> serde_json::Map<String, serde_json::Value> {
+        let mut map = serde_json::Map::new();
+        
+        map.insert("id".to_string(), serde_json::Value::String(asset.id.clone()));
+        map.insert("name".to_string(), serde_json::Value::String(asset.name.clone()));
+        map.insert("description".to_string(), serde_json::Value::String(asset.description.clone()));
+        map.insert("asset_type".to_string(), serde_json::Value::String(asset.asset_type.as_str().to_string()));
+        map.insert("status".to_string(), serde_json::Value::String(asset.status.as_str().to_string()));
+        map.insert("owner_id".to_string(), serde_json::Value::String(asset.owner_id.clone()));
+        map.insert("owner_name".to_string(), serde_json::Value::String(asset.owner_name.clone()));
+        map.insert("created_at".to_string(), serde_json::Value::String(asset.created_at.format("%Y-%m-%d").to_string()));
+        map.insert("updated_at".to_string(), serde_json::Value::String(asset.updated_at.format("%Y-%m-%d").to_string()));
+        
+        // Add current valuation if available
+        if let Some(current_valuation) = asset.current_valuation {
+            map.insert("current_valuation".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(current_valuation).unwrap()));
+            
+            if let Some(valuation_currency) = &asset.valuation_currency {
+                map.insert("valuation_currency".to_string(), serde_json::Value::String(valuation_currency.clone()));
+            }
+            
+            if let Some(valuation_date) = asset.valuation_date {
+                map.insert("valuation_date".to_string(), serde_json::Value::String(valuation_date.format("%Y-%m-%d").to_string()));
+            }
+        }
+        
+        // Add blockchain info if available
+        if let Some(blockchain_info) = &asset.blockchain_info {
+            let mut blockchain_map = serde_json::Map::new();
+            blockchain_map.insert("blockchain".to_string(), serde_json::Value::String(blockchain_info.blockchain.clone()));
+            blockchain_map.insert("token_id".to_string(), serde_json::Value::String(blockchain_info.token_id.clone()));
+            blockchain_map.insert("contract_address".to_string(), serde_json::Value::String(blockchain_info.contract_address.clone()));
+            blockchain_map.insert("owner_address".to_string(), serde_json::Value::String(blockchain_info.owner_address.clone()));
+            
+            if let Some(transaction_hash) = &blockchain_info.transaction_hash {
+                blockchain_map.insert("transaction_hash".to_string(), serde_json::Value::String(transaction_hash.clone()));
+            }
+            
+            if let Some(block_number) = blockchain_info.block_number {
+                blockchain_map.insert("block_number".to_string(), serde_json::Value::Number(serde_json::Number::from(block_number)));
+            }
+            
+            if let Some(timestamp) = blockchain_info.timestamp {
+                blockchain_map.insert("timestamp".to_string(), serde_json::Value::String(timestamp.format("%Y-%m-%d").to_string()));
+            }
+            
+            map.insert("blockchain_info".to_string(), serde_json::Value::Object(blockchain_map));
+        }
+        
+        // Add valuation history
+        let valuation_history: Vec<serde_json::Value> = asset.valuation_history.iter()
+            .map(|v| {
+                let mut valuation_map = serde_json::Map::new();
+                valuation_map.insert("id".to_string(), serde_json::Value::String(v.id.clone()));
+                valuation_map.insert("date".to_string(), serde_json::Value::String(v.date.format("%Y-%m-%d").to_string()));
+                valuation_map.insert("value".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(v.value).unwrap()));
+                valuation_map.insert("currency".to_string(), serde_json::Value::String(v.currency.clone()));
+                valuation_map.insert("source".to_string(), serde_json::Value::String(v.source.clone()));
+                
+                if let Some(notes) = &v.notes {
+                    valuation_map.insert("notes".to_string(), serde_json::Value::String(notes.clone()));
+                }
+                
+                serde_json::Value::Object(valuation_map)
+            })
+            .collect();
+        
+        map.insert("valuation_history".to_string(), serde_json::Value::Array(valuation_history));
+        
+        // Add transaction history
+        let transaction_history: Vec<serde_json::Value> = asset.transaction_history.iter()
+            .map(|t| {
+                let mut transaction_map = serde_json::Map::new();
+                transaction_map.insert("id".to_string(), serde_json::Value::String(t.id.clone()));
+                transaction_map.insert("transaction_type".to_string(), serde_json::Value::String(t.transaction_type.clone()));
+                transaction_map.insert("date".to_string(), serde_json::Value::String(t.date.format("%Y-%m-%d").to_string()));
+                
+                if let Some(from_address) = &t.from_address {
+                    transaction_map.insert("from_address".to_string(), serde_json::Value::String(from_address.clone()));
+                }
+                
+                if let Some(to_address) = &t.to_address {
+                    transaction_map.insert("to_address".to_string(), serde_json::Value::String(to_address.clone()));
+                }
+                
+                if let Some(amount) = t.amount {
+                    transaction_map.insert("amount".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(amount).unwrap()));
+                }
+                
+                if let Some(currency) = &t.currency {
+                    transaction_map.insert("currency".to_string(), serde_json::Value::String(currency.clone()));
+                }
+                
+                if let Some(transaction_hash) = &t.transaction_hash {
+                    transaction_map.insert("transaction_hash".to_string(), serde_json::Value::String(transaction_hash.clone()));
+                }
+                
+                if let Some(notes) = &t.notes {
+                    transaction_map.insert("notes".to_string(), serde_json::Value::String(notes.clone()));
+                }
+                
+                serde_json::Value::Object(transaction_map)
+            })
+            .collect();
+        
+        map.insert("transaction_history".to_string(), serde_json::Value::Array(transaction_history));
+        
+        // Add image URL if available
+        if let Some(image_url) = &asset.image_url {
+            map.insert("image_url".to_string(), serde_json::Value::String(image_url.clone()));
+        }
+        
+        // Add external URL if available
+        if let Some(external_url) = &asset.external_url {
+            map.insert("external_url".to_string(), serde_json::Value::String(external_url.clone()));
+        }
+        
+        map
+    }
+    
+    // Generate mock assets for testing
+    fn get_mock_assets() -> Vec<Asset> {
+        let now = Utc::now();
+        let mut assets = Vec::new();
+        
+        // Create NFT asset
+        let mut nft = Asset {
+            id: "asset-nft12345".to_string(),
+            name: "CryptoKitty #12345".to_string(),
+            description: "A unique digital cat collectible".to_string(),
+            asset_type: AssetType::NFT,
+            status: AssetStatus::Active,
+            owner_id: "user-123".to_string(),
+            owner_name: "John Doe".to_string(),
+            created_at: now - Duration::days(30),
+            updated_at: now,
+            blockchain_info: None,
+            current_valuation: Some(600.0),
+            valuation_currency: Some("USD".to_string()),
+            valuation_date: Some(now - Duration::days(1)),
+            valuation_history: Vec::new(),
+            transaction_history: Vec::new(),
+            metadata: serde_json::json!({}),
+            image_url: Some("https://example.com/cryptokitty12345.png".to_string()),
+            external_url: Some("https://www.cryptokitties.co/kitty/12345".to_string()),
+        };
+        
+        nft.add_blockchain_info(BlockchainInfo {
+            blockchain: "Ethereum".to_string(),
+            token_id: "12345".to_string(),
+            contract_address: "0x06012c8cf97BEaD5deAe237070F9587f8E7A266d".to_string(),
+            owner_address: "0xb794f5ea0ba39494ce839613fffba74279579268".to_string(),
+            transaction_hash: Some("0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string()),
+            block_number: Some(12345678),
+            timestamp: Some(now - Duration::days(30)),
+        });
+        
+        nft.add_valuation(500.0, "USD", "OpenSea", Some("Initial valuation".to_string()));
+        nft.add_valuation(550.0, "USD", "OpenSea", Some("Market increase".to_string()));
+        nft.add_valuation(600.0, "USD", "OpenSea", None);
+        
+        nft.add_transaction(
+            "Purchase",
+            Some("0xa1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2".to_string()),
+            Some("0xb794f5ea0ba39494ce839613fffba74279579268".to_string()),
+            Some(500.0),
+            Some("USD".to_string()),
+            Some("0x123456789abcdef123456789abcdef123456789abcdef123456789abcdef1234".to_string()),
+            None,
+        );
+        
+        assets.push(nft);
+        
+        // Create Real Estate asset
+        let mut real_estate = Asset {
+            id: "asset-realestate789".to_string(),
+            name: "Apartment 123, New York".to_string(),
+            description: "A luxury apartment in downtown Manhattan".to_string(),
+            asset_type: AssetType::RealEstate,
+            status: AssetStatus::Active,
+            owner_id: "user-456".to_string(),
+            owner_name: "Jane Smith".to_string(),
+            created_at: now - Duration::days(60),
+            updated_at: now,
+            blockchain_info: None,
+            current_valuation: Some(1050000.0),
+            valuation_currency: Some("USD".to_string()),
+            valuation_date: Some(now - Duration::days(5)),
+            valuation_history: Vec::new(),
+            transaction_history: Vec::new(),
+            metadata: serde_json::json!({}),
+            image_url: Some("https://example.com/apartment123.jpg".to_string()),
+            external_url: None,
+        };
+        
+        real_estate.add_blockchain_info(BlockchainInfo {
+            blockchain: "Ethereum".to_string(),
+            token_id: "RE789".to_string(),
+            contract_address: "0x123456789abcdef123456789abcdef12345678ab".to_string(),
+            owner_address: "0xc3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4".to_string(),
+            transaction_hash: Some("0xabcdef123456789abcdef123456789abcdef123456789abcdef123456789abcd".to_string()),
+            block_number: Some(9876543),
+            timestamp: Some(now - Duration::days(60)),
+        });
+        
+        real_estate.add_valuation(1000000.0, "USD", "Property Appraisal", Some("Initial valuation".to_string()));
+        real_estate.add_valuation(1050000.0, "USD", "Property Appraisal", Some("Annual update".to_string()));
+        
+        real_estate.add_transaction(
+            "Tokenization",
+            None,
+            Some("0xc3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4".to_string()),
+            Some(1000000.0),
+            Some("USD".to_string()),
+            Some("0xabcdef123456789abcdef123456789abcdef123456789abcdef123456789abcd".to_string()),
+            Some("Initial tokenization of property".to_string()),
+        );
+        
+        assets.push(real_estate);
+        
+        // Create Token asset
+        let mut token = Asset {
+            id: "asset-token456".to_string(),
+            name: "OurWorld Token".to_string(),
+            description: "Utility token for the OurWorld platform".to_string(),
+            asset_type: AssetType::Token,
+            status: AssetStatus::Active,
+            owner_id: "user-789".to_string(),
+            owner_name: "Alice Johnson".to_string(),
+            created_at: now - Duration::days(90),
+            updated_at: now,
+            blockchain_info: None,
+            current_valuation: Some(110000.0),
+            valuation_currency: Some("TFT".to_string()),
+            valuation_date: Some(now - Duration::days(2)),
+            valuation_history: Vec::new(),
+            transaction_history: Vec::new(),
+            metadata: serde_json::json!({}),
+            image_url: Some("https://example.com/ourworld_token.png".to_string()),
+            external_url: Some("https://ourworld.tf/token".to_string()),
+        };
+        
+        token.add_blockchain_info(BlockchainInfo {
+            blockchain: "ThreeFold".to_string(),
+            token_id: "TFT".to_string(),
+            contract_address: "0xf6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1".to_string(),
+            owner_address: "0xe5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6".to_string(),
+            transaction_hash: None,
+            block_number: None,
+            timestamp: Some(now - Duration::days(90)),
+        });
+        
+        token.add_valuation(100000.0, "TFT", "ThreeFold Exchange", None);
+        token.add_valuation(120000.0, "TFT", "ThreeFold Exchange", None);
+        token.add_valuation(110000.0, "TFT", "ThreeFold Exchange", None);
+        
+        token.add_transaction(
+            "Transfer",
+            Some("0xd4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5".to_string()),
+            Some("0xe5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6".to_string()),
+            Some(100000.0),
+            Some("TFT".to_string()),
+            None,
+            Some("Initial allocation".to_string()),
+        );
+        
+        assets.push(token);
+        
+        // Create Intellectual Property asset
+        let mut ip = Asset {
+            id: "asset-ip987654".to_string(),
+            name: "Patent #987654".to_string(),
+            description: "A patent for a new renewable energy technology".to_string(),
+            asset_type: AssetType::IntellectualProperty,
+            status: AssetStatus::Active,
+            owner_id: "user-321".to_string(),
+            owner_name: "Bob Williams".to_string(),
+            created_at: now - Duration::days(120),
+            updated_at: now,
+            blockchain_info: None,
+            current_valuation: Some(300000.0),
+            valuation_currency: Some("USD".to_string()),
+            valuation_date: Some(now - Duration::days(10)),
+            valuation_history: Vec::new(),
+            transaction_history: Vec::new(),
+            metadata: serde_json::json!({}),
+            image_url: None,
+            external_url: None,
+        };
+        
+        ip.add_blockchain_info(BlockchainInfo {
+            blockchain: "Polygon".to_string(),
+            token_id: "IP987654".to_string(),
+            contract_address: "0x2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3".to_string(),
+            owner_address: "0x4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f".to_string(),
+            transaction_hash: Some("0x56789abcdef123456789abcdef123456789abcdef123456789abcdef12345678".to_string()),
+            block_number: Some(5432109),
+            timestamp: Some(now - Duration::days(120)),
+        });
+        
+        ip.add_valuation(250000.0, "USD", "Patent Valuation Service", Some("Initial valuation".to_string()));
+        ip.add_valuation(300000.0, "USD", "Patent Valuation Service", Some("After successful testing".to_string()));
+        
+        ip.add_transaction(
+            "Licensing",
+            Some("0x4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f".to_string()),
+            Some("0x5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a".to_string()),
+            Some(50000.0),
+            Some("USD".to_string()),
+            Some("0x6789abcdef123456789abcdef123456789abcdef123456789abcdef123456789".to_string()),
+            Some("Annual licensing fee".to_string()),
+        );
+        
+        assets.push(ip);
+        
+        // Create Share asset
+        let mut share = Asset {
+            id: "asset-share123".to_string(),
+            name: "OurWorld Inc. Shares".to_string(),
+            description: "Equity shares in OurWorld Inc.".to_string(),
+            asset_type: AssetType::Share,
+            status: AssetStatus::Active,
+            owner_id: "user-654".to_string(),
+            owner_name: "Charlie Brown".to_string(),
+            created_at: now - Duration::days(150),
+            updated_at: now,
+            blockchain_info: None,
+            current_valuation: Some(1300.0),
+            valuation_currency: Some("USD".to_string()),
+            valuation_date: Some(now - Duration::days(3)),
+            valuation_history: Vec::new(),
+            transaction_history: Vec::new(),
+            metadata: serde_json::json!({}),
+            image_url: None,
+            external_url: Some("https://ourworld.tf/shares".to_string()),
+        };
+        
+        share.add_blockchain_info(BlockchainInfo {
+            blockchain: "Ethereum".to_string(),
+            token_id: "OWSHARE".to_string(),
+            contract_address: "0x3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4".to_string(),
+            owner_address: "0x6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b".to_string(),
+            transaction_hash: Some("0x789abcdef123456789abcdef123456789abcdef123456789abcdef123456789a".to_string()),
+            block_number: Some(7654321),
+            timestamp: Some(now - Duration::days(150)),
+        });
+        
+        share.add_valuation(1000.0, "USD", "Stock Exchange", None);
+        share.add_valuation(1200.0, "USD", "Stock Exchange", None);
+        share.add_valuation(1150.0, "USD", "Stock Exchange", None);
+        share.add_valuation(1300.0, "USD", "Stock Exchange", None);
+        
+        share.add_transaction(
+            "Purchase",
+            Some("0x7b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c".to_string()),
+            Some("0x6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b".to_string()),
+            Some(1000.0),
+            Some("USD".to_string()),
+            Some("0x89abcdef123456789abcdef123456789abcdef123456789abcdef123456789ab".to_string()),
+            None,
+        );
+        
+        assets.push(share);
+        
+        assets
+    }
+}

actix_mvc_app/src/controllers/mod.rs

@@ -6,5 +6,6 @@ pub mod calendar;
 pub mod governance;
 pub mod flow;
 pub mod contract;
+pub mod asset;
 
 // Re-export controllers for easier imports

actix_mvc_app/src/models/asset.rs

@@ -0,0 +1,282 @@
+use chrono::{DateTime, Utc};
+use serde::{Deserialize, Serialize};
+use uuid::Uuid;
+
+/// Asset types representing different categories of digital assets
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
+pub enum AssetType {
+    NFT,
+    Token,
+    RealEstate,
+    Commodity,
+    Share,
+    Bond,
+    IntellectualProperty,
+    Other,
+}
+
+impl AssetType {
+    pub fn as_str(&self) -> &str {
+        match self {
+            AssetType::NFT => "NFT",
+            AssetType::Token => "Token",
+            AssetType::RealEstate => "Real Estate",
+            AssetType::Commodity => "Commodity",
+            AssetType::Share => "Share",
+            AssetType::Bond => "Bond",
+            AssetType::IntellectualProperty => "Intellectual Property",
+            AssetType::Other => "Other",
+        }
+    }
+}
+
+/// Status of an asset
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
+pub enum AssetStatus {
+    Active,
+    Locked,
+    ForSale,
+    Transferred,
+    Archived,
+}
+
+impl AssetStatus {
+    pub fn as_str(&self) -> &str {
+        match self {
+            AssetStatus::Active => "Active",
+            AssetStatus::Locked => "Locked",
+            AssetStatus::ForSale => "For Sale",
+            AssetStatus::Transferred => "Transferred",
+            AssetStatus::Archived => "Archived",
+        }
+    }
+}
+
+/// Blockchain information for an asset
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct BlockchainInfo {
+    pub blockchain: String,
+    pub token_id: String,
+    pub contract_address: String,
+    pub owner_address: String,
+    pub transaction_hash: Option<String>,
+    pub block_number: Option<u64>,
+    pub timestamp: Option<DateTime<Utc>>,
+}
+
+/// Valuation history point for an asset
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct ValuationPoint {
+    pub id: String,
+    pub date: DateTime<Utc>,
+    pub value: f64,
+    pub currency: String,
+    pub source: String,
+    pub notes: Option<String>,
+}
+
+/// Transaction history for an asset
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AssetTransaction {
+    pub id: String,
+    pub transaction_type: String,
+    pub date: DateTime<Utc>,
+    pub from_address: Option<String>,
+    pub to_address: Option<String>,
+    pub amount: Option<f64>,
+    pub currency: Option<String>,
+    pub transaction_hash: Option<String>,
+    pub notes: Option<String>,
+}
+
+/// Main Asset model
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Asset {
+    pub id: String,
+    pub name: String,
+    pub description: String,
+    pub asset_type: AssetType,
+    pub status: AssetStatus,
+    pub owner_id: String,
+    pub owner_name: String,
+    pub created_at: DateTime<Utc>,
+    pub updated_at: DateTime<Utc>,
+    pub blockchain_info: Option<BlockchainInfo>,
+    pub current_valuation: Option<f64>,
+    pub valuation_currency: Option<String>,
+    pub valuation_date: Option<DateTime<Utc>>,
+    pub valuation_history: Vec<ValuationPoint>,
+    pub transaction_history: Vec<AssetTransaction>,
+    pub metadata: serde_json::Value,
+    pub image_url: Option<String>,
+    pub external_url: Option<String>,
+}
+
+impl Asset {
+    /// Creates a new asset
+    pub fn new(
+        name: &str,
+        description: &str,
+        asset_type: AssetType,
+        owner_id: &str,
+        owner_name: &str,
+    ) -> Self {
+        let now = Utc::now();
+        Self {
+            id: format!("asset-{}", Uuid::new_v4().to_string()[..8].to_string()),
+            name: name.to_string(),
+            description: description.to_string(),
+            asset_type,
+            status: AssetStatus::Active,
+            owner_id: owner_id.to_string(),
+            owner_name: owner_name.to_string(),
+            created_at: now,
+            updated_at: now,
+            blockchain_info: None,
+            current_valuation: None,
+            valuation_currency: None,
+            valuation_date: None,
+            valuation_history: Vec::new(),
+            transaction_history: Vec::new(),
+            metadata: serde_json::json!({}),
+            image_url: None,
+            external_url: None,
+        }
+    }
+
+    /// Adds blockchain information to the asset
+    pub fn add_blockchain_info(&mut self, blockchain_info: BlockchainInfo) {
+        self.blockchain_info = Some(blockchain_info);
+        self.updated_at = Utc::now();
+    }
+
+    /// Adds a valuation point to the asset's history
+    pub fn add_valuation(&mut self, value: f64, currency: &str, source: &str, notes: Option<String>) {
+        let valuation = ValuationPoint {
+            id: format!("val-{}", Uuid::new_v4().to_string()[..8].to_string()),
+            date: Utc::now(),
+            value,
+            currency: currency.to_string(),
+            source: source.to_string(),
+            notes,
+        };
+        
+        self.current_valuation = Some(value);
+        self.valuation_currency = Some(currency.to_string());
+        self.valuation_date = Some(valuation.date);
+        self.valuation_history.push(valuation);
+        self.updated_at = Utc::now();
+    }
+
+    /// Adds a transaction to the asset's history
+    pub fn add_transaction(
+        &mut self,
+        transaction_type: &str,
+        from_address: Option<String>,
+        to_address: Option<String>,
+        amount: Option<f64>,
+        currency: Option<String>,
+        transaction_hash: Option<String>,
+        notes: Option<String>,
+    ) {
+        let transaction = AssetTransaction {
+            id: format!("tx-{}", Uuid::new_v4().to_string()[..8].to_string()),
+            transaction_type: transaction_type.to_string(),
+            date: Utc::now(),
+            from_address,
+            to_address,
+            amount,
+            currency,
+            transaction_hash,
+            notes,
+        };
+        
+        self.transaction_history.push(transaction);
+        self.updated_at = Utc::now();
+    }
+
+    /// Updates the status of the asset
+    pub fn update_status(&mut self, status: AssetStatus) {
+        self.status = status;
+        self.updated_at = Utc::now();
+    }
+
+    /// Gets the latest valuation point
+    pub fn latest_valuation(&self) -> Option<&ValuationPoint> {
+        self.valuation_history.last()
+    }
+
+    /// Gets the latest transaction
+    pub fn latest_transaction(&self) -> Option<&AssetTransaction> {
+        self.transaction_history.last()
+    }
+
+    /// Gets the valuation history sorted by date
+    pub fn sorted_valuation_history(&self) -> Vec<&ValuationPoint> {
+        let mut history = self.valuation_history.iter().collect::<Vec<_>>();
+        history.sort_by(|a, b| a.date.cmp(&b.date));
+        history
+    }
+
+    /// Gets the transaction history sorted by date
+    pub fn sorted_transaction_history(&self) -> Vec<&AssetTransaction> {
+        let mut history = self.transaction_history.iter().collect::<Vec<_>>();
+        history.sort_by(|a, b| a.date.cmp(&b.date));
+        history
+    }
+}
+
+/// Filter for assets
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AssetFilter {
+    pub asset_type: Option<AssetType>,
+    pub status: Option<AssetStatus>,
+    pub owner_id: Option<String>,
+    pub min_valuation: Option<f64>,
+    pub max_valuation: Option<f64>,
+    pub valuation_currency: Option<String>,
+    pub search_query: Option<String>,
+}
+
+/// Statistics for assets
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct AssetStatistics {
+    pub total_assets: usize,
+    pub total_value: f64,
+    pub value_by_type: std::collections::HashMap<String, f64>,
+    pub assets_by_type: std::collections::HashMap<String, usize>,
+    pub assets_by_status: std::collections::HashMap<String, usize>,
+}
+
+impl AssetStatistics {
+    pub fn new(assets: &[Asset]) -> Self {
+        let mut total_value = 0.0;
+        let mut value_by_type = std::collections::HashMap::new();
+        let mut assets_by_type = std::collections::HashMap::new();
+        let mut assets_by_status = std::collections::HashMap::new();
+
+        for asset in assets {
+            if let Some(valuation) = asset.current_valuation {
+                total_value += valuation;
+                
+                let asset_type = asset.asset_type.as_str().to_string();
+                *value_by_type.entry(asset_type.clone()).or_insert(0.0) += valuation;
+                *assets_by_type.entry(asset_type).or_insert(0) += 1;
+            } else {
+                let asset_type = asset.asset_type.as_str().to_string();
+                *assets_by_type.entry(asset_type).or_insert(0) += 1;
+            }
+
+            let status = asset.status.as_str().to_string();
+            *assets_by_status.entry(status).or_insert(0) += 1;
+        }
+
+        Self {
+            total_assets: assets.len(),
+            total_value,
+            value_by_type,
+            assets_by_type,
+            assets_by_status,
+        }
+    }
+}

actix_mvc_app/src/models/mod.rs

@@ -5,6 +5,7 @@ pub mod calendar;
 pub mod governance;
 pub mod flow;
 pub mod contract;
+pub mod asset;
 
 // Re-export models for easier imports
 pub use user::User;

actix_mvc_app/src/routes/mod.rs

@@ -7,6 +7,7 @@ use crate::controllers::calendar::CalendarController;
 use crate::controllers::governance::GovernanceController;
 use crate::controllers::flow::FlowController;
 use crate::controllers::contract::ContractController;
+use crate::controllers::asset::AssetController;
 use crate::middleware::JwtAuth;
 use crate::SESSION_KEY;
 
@@ -89,6 +90,21 @@ pub fn configure_routes(cfg: &mut web::ServiceConfig) {
                     .route("/create", web::get().to(ContractController::create_form))
                     .route("/create", web::post().to(ContractController::create))
             )
+            
+            // Asset routes
+            .service(
+                web::scope("/assets")
+                    .route("", web::get().to(AssetController::index))
+                    .route("/list", web::get().to(AssetController::list))
+                    .route("/my", web::get().to(AssetController::my_assets))
+                    .route("/create", web::get().to(AssetController::create_form))
+                    .route("/create", web::post().to(AssetController::create))
+                    .route("/test", web::get().to(AssetController::test))
+                    .route("/{id}", web::get().to(AssetController::detail))
+                    .route("/{id}/valuation", web::post().to(AssetController::add_valuation))
+                    .route("/{id}/transaction", web::post().to(AssetController::add_transaction))
+                    .route("/{id}/status/{status}", web::post().to(AssetController::update_status))
+            )
     );
     
     // Keep the /protected scope for any future routes that should be under that path

actix_mvc_app/src/utils/mod.rs

@@ -122,37 +122,57 @@ pub fn render_template(
     template_name: &str,
     ctx: &Context,
 ) -> Result<HttpResponse, Error> {
+    println!("DEBUG: Attempting to render template: {}", template_name);
+    
+    // Print all context keys for debugging
+    let mut keys = Vec::new();
+    for (key, _) in ctx.clone().into_json().as_object().unwrap().iter() {
+        keys.push(key.clone());
+    }
+    println!("DEBUG: Context keys: {:?}", keys);
+    
     match tmpl.render(template_name, ctx) {
-        Ok(content) => Ok(HttpResponse::Ok().content_type("text/html").body(content)),
+        Ok(content) => {
+            println!("DEBUG: Successfully rendered template: {}", template_name);
+            Ok(HttpResponse::Ok().content_type("text/html").body(content))
+        },
         Err(e) => {
             // Log the error
+            println!("DEBUG: Template rendering error for {}: {}", template_name, e);
+            
             log::error!("Template rendering error: {}", e);
-            log::error!("Error details: {:?}", e);
-            log::error!("Context: {:?}", ctx);
             
-            // Create a context for the error template
-            let mut error_ctx = Context::new();
-            error_ctx.insert("error", &format!("Template rendering error: {}", e));
-            error_ctx.insert("error_details", &format!("{:?}", e));
-            error_ctx.insert("error_location", &template_name);
+            // Create a simple error response instead of trying to render the error template
+            let error_html = format!(
+                r#"<!DOCTYPE html>
+                <html>
+                <head>
+                    <title>Template Error</title>
+                    <style>
+                        body {{ font-family: Arial, sans-serif; margin: 40px; }}
+                        .error-container {{ border: 1px solid #dc3545; padding: 20px; border-radius: 5px; }}
+                        h1 {{ color: #dc3545; }}
+                        pre {{ background-color: #f8f9fa; padding: 15px; border-radius: 5px; overflow-x: auto; }}
+                    </style>
+                </head>
+                <body>
+                    <div class="error-container">
+                        <h1>Template Rendering Error</h1>
+                        <p><strong>Template:</strong> {}</p>
+                        <p><strong>Error:</strong></p>
+                        <pre>{}</pre>
+                        <p><a href="/">Return to Home</a></p>
+                    </div>
+                </body>
+                </html>"#,
+                template_name,
+                e
+            );
             
-            // Try to render the error template
-            match tmpl.render("error.html", &error_ctx) {
-                Ok(error_page) => {
-                    // Return the error page with a 500 status code
-                    Ok(HttpResponse::InternalServerError()
-                        .content_type("text/html")
-                        .body(error_page))
-                }
-                Err(render_err) => {
-                    // If we can't render the error template, log it and return a basic error
-                    log::error!("Error rendering error template: {}", render_err);
-                    Err(error::ErrorInternalServerError(format!(
-                        "Template rendering error: {}. Failed to render error page: {}",
-                        e, render_err
-                    )))
-                }
-            }
+            println!("DEBUG: Returning simple error page");
+            Ok(HttpResponse::InternalServerError()
+                .content_type("text/html")
+                .body(error_html))
         }
     }
 }

actix_mvc_app/src/views/assets/create.html

@@ -0,0 +1,271 @@
+{% extends "base.html" %}
+
+{% block title %}Create New Digital Asset{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-4">
+    <h1 class="mt-4">Create New Digital Asset</h1>
+    <ol class="breadcrumb mb-4">
+        <li class="breadcrumb-item"><a href="/">Home</a></li>
+        <li class="breadcrumb-item"><a href="/assets">Digital Assets</a></li>
+        <li class="breadcrumb-item active">Create New Asset</li>
+    </ol>
+    
+    <div class="card mb-4">
+        <div class="card-header">
+            <i class="fas fa-plus-circle me-1"></i>
+            Asset Details
+        </div>
+        <div class="card-body">
+            <form id="createAssetForm" method="post" action="/assets/create">
+                <!-- Basic Information -->
+                <div class="mb-4">
+                    <h5>Basic Information</h5>
+                    <div class="row">
+                        <div class="col-md-6 mb-3">
+                            <label for="name" class="form-label">Name</label>
+                            <input type="text" class="form-control" id="name" name="name" required>
+                        </div>
+                        <div class="col-md-6 mb-3">
+                            <label for="asset_type" class="form-label">Asset Type</label>
+                            <select class="form-select" id="asset_type" name="asset_type" required>
+                                {% for type_value, type_label in asset_types %}
+                                <option value="{{ type_value }}">{{ type_label }}</option>
+                                {% endfor %}
+                            </select>
+                        </div>
+                    </div>
+                    <div class="mb-3">
+                        <label for="description" class="form-label">Description</label>
+                        <textarea class="form-control" id="description" name="description" rows="3" required></textarea>
+                    </div>
+                    <div class="row">
+                        <div class="col-md-6 mb-3">
+                            <label for="image_url" class="form-label">Image URL (optional)</label>
+                            <input type="url" class="form-control" id="image_url" name="image_url">
+                            <div class="form-text">URL to an image representing this asset</div>
+                        </div>
+                        <div class="col-md-6 mb-3">
+                            <label for="external_url" class="form-label">External URL (optional)</label>
+                            <input type="url" class="form-control" id="external_url" name="external_url">
+                            <div class="form-text">URL to an external resource for this asset</div>
+                        </div>
+                    </div>
+                </div>
+                
+                <!-- Blockchain Information -->
+                <div class="mb-4">
+                    <h5>Blockchain Information (optional)</h5>
+                    <div class="form-check mb-3">
+                        <input class="form-check-input" type="checkbox" id="has_blockchain_info" name="has_blockchain_info">
+                        <label class="form-check-label" for="has_blockchain_info">
+                            This asset has blockchain information
+                        </label>
+                    </div>
+                    <div id="blockchainInfoSection" style="display: none;">
+                        <div class="row">
+                            <div class="col-md-6 mb-3">
+                                <label for="blockchain" class="form-label">Blockchain</label>
+                                <input type="text" class="form-control" id="blockchain" name="blockchain">
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label for="token_id" class="form-label">Token ID</label>
+                                <input type="text" class="form-control" id="token_id" name="token_id">
+                            </div>
+                        </div>
+                        <div class="row">
+                            <div class="col-md-6 mb-3">
+                                <label for="contract_address" class="form-label">Contract Address</label>
+                                <input type="text" class="form-control" id="contract_address" name="contract_address">
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label for="owner_address" class="form-label">Owner Address</label>
+                                <input type="text" class="form-control" id="owner_address" name="owner_address">
+                            </div>
+                        </div>
+                        <div class="row">
+                            <div class="col-md-6 mb-3">
+                                <label for="transaction_hash" class="form-label">Transaction Hash (optional)</label>
+                                <input type="text" class="form-control" id="transaction_hash" name="transaction_hash">
+                            </div>
+                            <div class="col-md-6 mb-3">
+                                <label for="block_number" class="form-label">Block Number (optional)</label>
+                                <input type="number" class="form-control" id="block_number" name="block_number">
+                            </div>
+                        </div>
+                    </div>
+                </div>
+                
+                <!-- Initial Valuation -->
+                <div class="mb-4">
+                    <h5>Initial Valuation (optional)</h5>
+                    <div class="form-check mb-3">
+                        <input class="form-check-input" type="checkbox" id="has_valuation" name="has_valuation">
+                        <label class="form-check-label" for="has_valuation">
+                            Add an initial valuation for this asset
+                        </label>
+                    </div>
+                    <div id="valuationSection" style="display: none;">
+                        <div class="row">
+                            <div class="col-md-4 mb-3">
+                                <label for="value" class="form-label">Value</label>
+                                <input type="number" class="form-control" id="value" name="value" step="0.01">
+                            </div>
+                            <div class="col-md-4 mb-3">
+                                <label for="currency" class="form-label">Currency</label>
+                                <input type="text" class="form-control" id="currency" name="currency" value="USD">
+                            </div>
+                            <div class="col-md-4 mb-3">
+                                <label for="source" class="form-label">Source</label>
+                                <input type="text" class="form-control" id="source" name="source">
+                            </div>
+                        </div>
+                        <div class="mb-3">
+                            <label for="valuation_notes" class="form-label">Notes</label>
+                            <textarea class="form-control" id="valuation_notes" name="valuation_notes" rows="2"></textarea>
+                        </div>
+                    </div>
+                </div>
+                
+                <!-- Metadata -->
+                <div class="mb-4">
+                    <h5>Additional Metadata (optional)</h5>
+                    <div class="form-check mb-3">
+                        <input class="form-check-input" type="checkbox" id="has_metadata" name="has_metadata">
+                        <label class="form-check-label" for="has_metadata">
+                            Add additional metadata for this asset
+                        </label>
+                    </div>
+                    <div id="metadataSection" style="display: none;">
+                        <div class="mb-3">
+                            <label for="metadata" class="form-label">Metadata (JSON format)</label>
+                            <textarea class="form-control" id="metadata" name="metadata" rows="5"></textarea>
+                            <div class="form-text">Enter additional metadata in JSON format</div>
+                        </div>
+                    </div>
+                </div>
+                
+                <div class="d-grid gap-2 d-md-flex justify-content-md-end">
+                    <a href="/assets" class="btn btn-secondary me-md-2">Cancel</a>
+                    <button type="submit" class="btn btn-primary">Create Asset</button>
+                </div>
+            </form>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script>
+    document.addEventListener('DOMContentLoaded', function() {
+        // Toggle blockchain info section
+        const hasBlockchainInfo = document.getElementById('has_blockchain_info');
+        const blockchainInfoSection = document.getElementById('blockchainInfoSection');
+        
+        hasBlockchainInfo.addEventListener('change', function() {
+            blockchainInfoSection.style.display = this.checked ? 'block' : 'none';
+        });
+        
+        // Toggle valuation section
+        const hasValuation = document.getElementById('has_valuation');
+        const valuationSection = document.getElementById('valuationSection');
+        
+        hasValuation.addEventListener('change', function() {
+            valuationSection.style.display = this.checked ? 'block' : 'none';
+        });
+        
+        // Toggle metadata section
+        const hasMetadata = document.getElementById('has_metadata');
+        const metadataSection = document.getElementById('metadataSection');
+        
+        hasMetadata.addEventListener('change', function() {
+            metadataSection.style.display = this.checked ? 'block' : 'none';
+        });
+        
+        // Form validation
+        const form = document.getElementById('createAssetForm');
+        form.addEventListener('submit', function(event) {
+            let isValid = true;
+            
+            // Validate required fields
+            const name = document.getElementById('name').value.trim();
+            const description = document.getElementById('description').value.trim();
+            
+            if (!name) {
+                isValid = false;
+                document.getElementById('name').classList.add('is-invalid');
+            } else {
+                document.getElementById('name').classList.remove('is-invalid');
+            }
+            
+            if (!description) {
+                isValid = false;
+                document.getElementById('description').classList.add('is-invalid');
+            } else {
+                document.getElementById('description').classList.remove('is-invalid');
+            }
+            
+            // Validate blockchain info if checked
+            if (hasBlockchainInfo.checked) {
+                const blockchain = document.getElementById('blockchain').value.trim();
+                const tokenId = document.getElementById('token_id').value.trim();
+                const contractAddress = document.getElementById('contract_address').value.trim();
+                const ownerAddress = document.getElementById('owner_address').value.trim();
+                
+                if (!blockchain || !tokenId || !contractAddress || !ownerAddress) {
+                    isValid = false;
+                    if (!blockchain) document.getElementById('blockchain').classList.add('is-invalid');
+                    if (!tokenId) document.getElementById('token_id').classList.add('is-invalid');
+                    if (!contractAddress) document.getElementById('contract_address').classList.add('is-invalid');
+                    if (!ownerAddress) document.getElementById('owner_address').classList.add('is-invalid');
+                }
+            }
+            
+            // Validate valuation if checked
+            if (hasValuation.checked) {
+                const value = document.getElementById('value').value.trim();
+                const currency = document.getElementById('currency').value.trim();
+                const source = document.getElementById('source').value.trim();
+                
+                if (!value || !currency || !source) {
+                    isValid = false;
+                    if (!value) document.getElementById('value').classList.add('is-invalid');
+                    if (!currency) document.getElementById('currency').classList.add('is-invalid');
+                    if (!source) document.getElementById('source').classList.add('is-invalid');
+                }
+            }
+            
+            // Validate metadata if checked
+            if (hasMetadata.checked) {
+                const metadata = document.getElementById('metadata').value.trim();
+                
+                if (metadata) {
+                    try {
+                        JSON.parse(metadata);
+                        document.getElementById('metadata').classList.remove('is-invalid');
+                    } catch (e) {
+                        isValid = false;
+                        document.getElementById('metadata').classList.add('is-invalid');
+                    }
+                }
+            }
+            
+            if (!isValid) {
+                event.preventDefault();
+                alert('Please fix the errors in the form before submitting.');
+            }
+        });
+    });
+</script>
+
+<style>
+    .form-check-input:checked {
+        background-color: #0d6efd;
+        border-color: #0d6efd;
+    }
+    
+    .is-invalid {
+        border-color: #dc3545;
+    }
+</style>
+{% endblock %}

actix_mvc_app/src/views/assets/detail.html

@@ -0,0 +1,556 @@
+{% extends "base.html" %}
+
+{% block title %}Asset Details - {{ asset.name }}{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-4">
+    <h1 class="mt-4">Asset Details</h1>
+    <ol class="breadcrumb mb-4">
+        <li class="breadcrumb-item"><a href="/">Home</a></li>
+        <li class="breadcrumb-item"><a href="/assets">Digital Assets</a></li>
+        <li class="breadcrumb-item active">{{ asset.name }}</li>
+    </ol>
+    
+    <!-- Asset Overview -->
+    <div class="row">
+        <div class="col-xl-4">
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-info-circle me-1"></i>
+                    Asset Information
+                </div>
+                <div class="card-body">
+                    <div class="text-center mb-4">
+                        {% if asset.image_url %}
+                        <img src="{{ asset.image_url }}" alt="{{ asset.name }}" class="img-fluid asset-image mb-3">
+                        {% else %}
+                        <div class="asset-placeholder mb-3">
+                            <i class="fas fa-cube fa-5x"></i>
+                        </div>
+                        {% endif %}
+                        <h3>{{ asset.name }}</h3>
+                        <div>
+                            {% if asset.status == "Active" %}
+                                <span class="badge bg-success">{{ asset.status }}</span>
+                            {% elif asset.status == "For Sale" %}
+                                <span class="badge bg-warning">{{ asset.status }}</span>
+                            {% elif asset.status == "Locked" %}
+                                <span class="badge bg-secondary">{{ asset.status }}</span>
+                            {% elif asset.status == "Transferred" %}
+                                <span class="badge bg-info">{{ asset.status }}</span>
+                            {% elif asset.status == "Archived" %}
+                                <span class="badge bg-danger">{{ asset.status }}</span>
+                            {% else %}
+                                <span class="badge bg-primary">{{ asset.status }}</span>
+                            {% endif %}
+                            <span class="badge bg-primary">{{ asset.asset_type }}</span>
+                        </div>
+                    </div>
+                    
+                    <div class="mb-3">
+                        <h5>Description</h5>
+                        <p>{{ asset.description }}</p>
+                    </div>
+                    
+                    <div class="mb-3">
+                        <h5>Current Valuation</h5>
+                        {% if asset.current_valuation %}
+                        <h3 class="text-primary">{{ asset.valuation_currency }}{{ asset.current_valuation }}</h3>
+                        <small class="text-muted">Last updated: {{ asset.valuation_date }}</small>
+                        {% else %}
+                        <p>No valuation available</p>
+                        {% endif %}
+                    </div>
+                    
+                    <div class="mb-3">
+                        <h5>Owner Information</h5>
+                        <p><strong>Owner:</strong> {{ asset.owner_name }}</p>
+                        <p><strong>Owner ID:</strong> {{ asset.owner_id }}</p>
+                    </div>
+                    
+                    <div class="mb-3">
+                        <h5>Dates</h5>
+                        <p><strong>Created:</strong> {{ asset.created_at }}</p>
+                        <p><strong>Last Updated:</strong> {{ asset.updated_at }}</p>
+                    </div>
+                    
+                    {% if asset.external_url %}
+                    <div class="mb-3">
+                        <a href="{{ asset.external_url }}" target="_blank" class="btn btn-outline-primary">
+                            <i class="fas fa-external-link-alt me-1"></i> View External Resource
+                        </a>
+                    </div>
+                    {% endif %}
+                </div>
+                <div class="card-footer">
+                    <div class="d-grid gap-2">
+                        <button class="btn btn-primary" type="button" data-bs-toggle="modal" data-bs-target="#valuationModal">
+                            <i class="fas fa-dollar-sign me-1"></i> Add Valuation
+                        </button>
+                        <button class="btn btn-secondary" type="button" data-bs-toggle="modal" data-bs-target="#transactionModal">
+                            <i class="fas fa-exchange-alt me-1"></i> Record Transaction
+                        </button>
+                        <button class="btn btn-warning" type="button" data-bs-toggle="modal" data-bs-target="#statusModal">
+                            <i class="fas fa-edit me-1"></i> Change Status
+                        </button>
+                    </div>
+                </div>
+            </div>
+        </div>
+        
+        <div class="col-xl-8">
+            <!-- Blockchain Information -->
+            {% if asset.blockchain_info %}
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-link me-1"></i>
+                    Blockchain Information
+                </div>
+                <div class="card-body">
+                    <div class="row">
+                        <div class="col-md-6">
+                            <p><strong>Blockchain:</strong> {{ asset.blockchain_info.blockchain }}</p>
+                            <p><strong>Token ID:</strong> {{ asset.blockchain_info.token_id }}</p>
+                            <p><strong>Contract Address:</strong> 
+                                <code class="blockchain-address">{{ asset.blockchain_info.contract_address }}</code>
+                            </p>
+                        </div>
+                        <div class="col-md-6">
+                            <p><strong>Owner Address:</strong> 
+                                <code class="blockchain-address">{{ asset.blockchain_info.owner_address }}</code>
+                            </p>
+                            {% if asset.blockchain_info.transaction_hash %}
+                            <p><strong>Transaction Hash:</strong> 
+                                <code class="blockchain-address">{{ asset.blockchain_info.transaction_hash }}</code>
+                            </p>
+                            {% endif %}
+                            {% if asset.blockchain_info.block_number %}
+                            <p><strong>Block Number:</strong> {{ asset.blockchain_info.block_number }}</p>
+                            {% endif %}
+                            {% if asset.blockchain_info.timestamp %}
+                            <p><strong>Timestamp:</strong> {{ asset.blockchain_info.timestamp }}</p>
+                            {% endif %}
+                        </div>
+                    </div>
+                </div>
+            </div>
+            {% endif %}
+            
+            <!-- Valuation History Chart -->
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-chart-line me-1"></i>
+                    Valuation History
+                </div>
+                <div class="card-body">
+                    {% if valuation_history and valuation_history|length > 0 %}
+                    <canvas id="valuationChart" width="100%" height="40"></canvas>
+                    {% else %}
+                    <div class="alert alert-info">
+                        No valuation history available for this asset.
+                    </div>
+                    {% endif %}
+                </div>
+            </div>
+            
+            <!-- Valuation History Table -->
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-history me-1"></i>
+                    Valuation History
+                </div>
+                <div class="card-body">
+                    {% if asset.valuation_history and asset.valuation_history|length > 0 %}
+                    <div class="table-responsive">
+                        <table class="table table-striped">
+                            <thead>
+                                <tr>
+                                    <th>Date</th>
+                                    <th>Value</th>
+                                    <th>Currency</th>
+                                    <th>Source</th>
+                                    <th>Notes</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {% for valuation in asset.valuation_history %}
+                                <tr>
+                                    <td>{{ valuation.date }}</td>
+                                    <td>{{ valuation.value }}</td>
+                                    <td>{{ valuation.currency }}</td>
+                                    <td>{{ valuation.source }}</td>
+                                    <td>{% if valuation.notes %}{{ valuation.notes }}{% else %}{% endif %}</td>
+                                </tr>
+                                {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                    {% else %}
+                    <div class="alert alert-info">
+                        No valuation history available for this asset.
+                    </div>
+                    {% endif %}
+                </div>
+            </div>
+            
+            <!-- Transaction History -->
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-exchange-alt me-1"></i>
+                    Transaction History
+                </div>
+                <div class="card-body">
+                    {% if asset.transaction_history and asset.transaction_history|length > 0 %}
+                    <div class="table-responsive">
+                        <table class="table table-striped">
+                            <thead>
+                                <tr>
+                                    <th>Date</th>
+                                    <th>Type</th>
+                                    <th>From</th>
+                                    <th>To</th>
+                                    <th>Amount</th>
+                                    <th>Transaction Hash</th>
+                                    <th>Notes</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {% for transaction in asset.transaction_history %}
+                                <tr>
+                                    <td>{{ transaction.date }}</td>
+                                    <td>{{ transaction.transaction_type }}</td>
+                                    <td>
+                                        {% if transaction.from_address %}
+                                        <code class="blockchain-address-small">{{ transaction.from_address }}</code>
+                                        {% else %}
+                                        N/A
+                                        {% endif %}
+                                    </td>
+                                    <td>
+                                        {% if transaction.to_address %}
+                                        <code class="blockchain-address-small">{{ transaction.to_address }}</code>
+                                        {% else %}
+                                        N/A
+                                        {% endif %}
+                                    </td>
+                                    <td>
+                                        {% if transaction.amount %}
+                                        {{ transaction.currency }}{{ transaction.amount }}
+                                        {% else %}
+                                        N/A
+                                        {% endif %}
+                                    </td>
+                                    <td>
+                                        {% if transaction.transaction_hash %}
+                                        <code class="blockchain-address-small">{{ transaction.transaction_hash }}</code>
+                                        {% else %}
+                                        N/A
+                                        {% endif %}
+                                    </td>
+                                    <td>{% if transaction.notes %}{{ transaction.notes }}{% else %}{% endif %}</td>
+                                </tr>
+                                {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                    {% else %}
+                    <div class="alert alert-info">
+                        No transaction history available for this asset.
+                    </div>
+                    {% endif %}
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Valuation Modal -->
+<div class="modal fade" id="valuationModal" tabindex="-1" aria-labelledby="valuationModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title" id="valuationModalLabel">Add Valuation</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body">
+                <form id="valuationForm" method="post" action="/assets/{{ asset.id }}/valuation">
+                    <div class="mb-3">
+                        <label for="value" class="form-label">Value</label>
+                        <input type="number" class="form-control" id="value" name="value" step="0.01" required>
+                    </div>
+                    <div class="mb-3">
+                        <label for="currency" class="form-label">Currency</label>
+                        <input type="text" class="form-control" id="currency" name="currency" value="USD" required>
+                    </div>
+                    <div class="mb-3">
+                        <label for="source" class="form-label">Source</label>
+                        <input type="text" class="form-control" id="source" name="source" required>
+                    </div>
+                    <div class="mb-3">
+                        <label for="notes" class="form-label">Notes</label>
+                        <textarea class="form-control" id="notes" name="notes" rows="3"></textarea>
+                    </div>
+                </form>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
+                <button type="button" class="btn btn-primary" id="saveValuationBtn">Save</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Transaction Modal -->
+<div class="modal fade" id="transactionModal" tabindex="-1" aria-labelledby="transactionModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title" id="transactionModalLabel">Record Transaction</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body">
+                <form id="transactionForm" method="post" action="/assets/{{ asset.id }}/transaction">
+                    <div class="mb-3">
+                        <label for="transaction_type" class="form-label">Transaction Type</label>
+                        <select class="form-select" id="transaction_type" name="transaction_type" required>
+                            <option value="Purchase">Purchase</option>
+                            <option value="Sale">Sale</option>
+                            <option value="Transfer">Transfer</option>
+                            <option value="Mint">Mint</option>
+                            <option value="Burn">Burn</option>
+                            <option value="Licensing">Licensing</option>
+                            <option value="Other">Other</option>
+                        </select>
+                    </div>
+                    <div class="mb-3">
+                        <label for="from_address" class="form-label">From Address</label>
+                        <input type="text" class="form-control" id="from_address" name="from_address">
+                    </div>
+                    <div class="mb-3">
+                        <label for="to_address" class="form-label">To Address</label>
+                        <input type="text" class="form-control" id="to_address" name="to_address">
+                    </div>
+                    <div class="mb-3">
+                        <label for="amount" class="form-label">Amount</label>
+                        <input type="number" class="form-control" id="amount" name="amount" step="0.01">
+                    </div>
+                    <div class="mb-3">
+                        <label for="transaction_currency" class="form-label">Currency</label>
+                        <input type="text" class="form-control" id="transaction_currency" name="currency" value="USD">
+                    </div>
+                    <div class="mb-3">
+                        <label for="transaction_hash" class="form-label">Transaction Hash</label>
+                        <input type="text" class="form-control" id="transaction_hash" name="transaction_hash">
+                    </div>
+                    <div class="mb-3">
+                        <label for="transaction_notes" class="form-label">Notes</label>
+                        <textarea class="form-control" id="transaction_notes" name="notes" rows="3"></textarea>
+                    </div>
+                </form>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
+                <button type="button" class="btn btn-primary" id="saveTransactionBtn">Save</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Status Modal -->
+<div class="modal fade" id="statusModal" tabindex="-1" aria-labelledby="statusModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title" id="statusModalLabel">Change Asset Status</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body">
+                <form id="statusForm" method="post" action="/assets/{{ asset.id }}/status/">
+                    <div class="mb-3">
+                        <label for="newStatus" class="form-label">New Status</label>
+                        <select class="form-select" id="newStatus" name="status">
+                            <option value="Active" {% if asset.status == "Active" %}selected{% endif %}>Active</option>
+                            <option value="Locked" {% if asset.status == "Locked" %}selected{% endif %}>Locked</option>
+                            <option value="ForSale" {% if asset.status == "For Sale" %}selected{% endif %}>For Sale</option>
+                            <option value="Transferred" {% if asset.status == "Transferred" %}selected{% endif %}>Transferred</option>
+                            <option value="Archived" {% if asset.status == "Archived" %}selected{% endif %}>Archived</option>
+                        </select>
+                    </div>
+                </form>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
+                <button type="button" class="btn btn-primary" id="saveStatusBtn">Save Changes</button>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script>
+    document.addEventListener('DOMContentLoaded', function() {
+        // Valuation History Chart
+        {% if valuation_history and valuation_history|length > 0 %}
+        const ctx = document.getElementById('valuationChart');
+        
+        const dates = [
+            {% for point in valuation_history %}
+                "{{ point.date }}"{% if not loop.last %},{% endif %}
+            {% endfor %}
+        ];
+        
+        const values = [
+            {% for point in valuation_history %}
+                {{ point.value }}{% if not loop.last %},{% endif %}
+            {% endfor %}
+        ];
+        
+        new Chart(ctx, {
+            type: 'line',
+            data: {
+                labels: dates,
+                datasets: [{
+                    label: 'Valuation ({{ valuation_history[0].currency }})',
+                    data: values,
+                    lineTension: 0.3,
+                    backgroundColor: "rgba(78, 115, 223, 0.05)",
+                    borderColor: "rgba(78, 115, 223, 1)",
+                    pointRadius: 3,
+                    pointBackgroundColor: "rgba(78, 115, 223, 1)",
+                    pointBorderColor: "rgba(78, 115, 223, 1)",
+                    pointHoverRadius: 5,
+                    pointHoverBackgroundColor: "rgba(78, 115, 223, 1)",
+                    pointHoverBorderColor: "rgba(78, 115, 223, 1)",
+                    pointHitRadius: 10,
+                    pointBorderWidth: 2,
+                    fill: true
+                }],
+            },
+            options: {
+                maintainAspectRatio: false,
+                scales: {
+                    x: {
+                        grid: {
+                            display: false,
+                            drawBorder: false
+                        },
+                        ticks: {
+                            maxTicksLimit: 7
+                        }
+                    },
+                    y: {
+                        ticks: {
+                            maxTicksLimit: 5,
+                            padding: 10,
+                            callback: function(value, index, values) {
+                                return '{{ valuation_history[0].currency }}' + value;
+                            }
+                        },
+                        grid: {
+                            color: "rgb(234, 236, 244)",
+                            zeroLineColor: "rgb(234, 236, 244)",
+                            drawBorder: false,
+                            borderDash: [2],
+                            zeroLineBorderDash: [2]
+                        }
+                    },
+                },
+                plugins: {
+                    legend: {
+                        display: false
+                    },
+                    tooltip: {
+                        backgroundColor: "rgb(255,255,255)",
+                        bodyFontColor: "#858796",
+                        titleMarginBottom: 10,
+                        titleFontColor: '#6e707e',
+                        titleFontSize: 14,
+                        borderColor: '#dddfeb',
+                        borderWidth: 1,
+                        xPadding: 15,
+                        yPadding: 15,
+                        displayColors: false,
+                        intersect: false,
+                        mode: 'index',
+                        caretPadding: 10,
+                        callbacks: {
+                            label: function(context) {
+                                var label = context.dataset.label || '';
+                                if (label) {
+                                    label += ': ';
+                                }
+                                label += '{{ valuation_history[0].currency }}' + context.parsed.y;
+                                return label;
+                            }
+                        }
+                    }
+                }
+            }
+        });
+        {% endif %}
+        
+        // Form submission handlers
+        const saveValuationBtn = document.getElementById('saveValuationBtn');
+        if (saveValuationBtn) {
+            saveValuationBtn.addEventListener('click', function() {
+                document.getElementById('valuationForm').submit();
+            });
+        }
+        
+        const saveTransactionBtn = document.getElementById('saveTransactionBtn');
+        if (saveTransactionBtn) {
+            saveTransactionBtn.addEventListener('click', function() {
+                document.getElementById('transactionForm').submit();
+            });
+        }
+        
+        const saveStatusBtn = document.getElementById('saveStatusBtn');
+        if (saveStatusBtn) {
+            saveStatusBtn.addEventListener('click', function() {
+                const form = document.getElementById('statusForm');
+                const newStatus = document.getElementById('newStatus').value;
+                form.action = form.action + newStatus;
+                form.submit();
+            });
+        }
+    });
+</script>
+
+<style>
+    .asset-image {
+        max-height: 200px;
+        border-radius: 8px;
+    }
+    
+    .asset-placeholder {
+        width: 100%;
+        height: 200px;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        background-color: #f8f9fa;
+        border-radius: 8px;
+        color: #6c757d;
+    }
+    
+    .blockchain-address {
+        display: inline-block;
+        max-width: 100%;
+        overflow: hidden;
+        text-overflow: ellipsis;
+        white-space: nowrap;
+        font-size: 0.85rem;
+    }
+    
+    .blockchain-address-small {
+        display: inline-block;
+        max-width: 100px;
+        overflow: hidden;
+        text-overflow: ellipsis;
+        white-space: nowrap;
+        font-size: 0.75rem;
+    }
+</style>
+{% endblock %}

actix_mvc_app/src/views/assets/index.html

@@ -0,0 +1,140 @@
+{% extends "base.html" %}
+
+{% block title %}Digital Assets Dashboard{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-4">
+    <h1 class="mt-4">Digital Assets Dashboard</h1>
+    <ol class="breadcrumb mb-4">
+        <li class="breadcrumb-item"><a href="/">Home</a></li>
+        <li class="breadcrumb-item active">Digital Assets</li>
+    </ol>
+    
+    <!-- Stats Cards -->
+    <div class="row">
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-primary text-white mb-4">
+                <div class="card-body">
+                    <h2 class="display-4">{{ stats.total_assets }}</h2>
+                    <p class="mb-0">Total Assets</p>
+                </div>
+                <div class="card-footer d-flex align-items-center justify-content-between">
+                    <a class="small text-white stretched-link" href="/assets/list">View All Assets</a>
+                    <div class="small text-white"><i class="fas fa-angle-right"></i></div>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-success text-white mb-4">
+                <div class="card-body">
+                    <h2 class="display-4">${{ stats.total_value }}</h2>
+                    <p class="mb-0">Total Valuation</p>
+                </div>
+                <div class="card-footer d-flex align-items-center justify-content-between">
+                    <a class="small text-white stretched-link" href="/assets/list">View Details</a>
+                    <div class="small text-white"><i class="fas fa-angle-right"></i></div>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-warning text-white mb-4">
+                <div class="card-body">
+                    <h2 class="display-4">{{ stats.assets_by_status.Active }}</h2>
+                    <p class="mb-0">Active Assets</p>
+                </div>
+                <div class="card-footer d-flex align-items-center justify-content-between">
+                    <a class="small text-white stretched-link" href="/assets/list">View Active Assets</a>
+                    <div class="small text-white"><i class="fas fa-angle-right"></i></div>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-danger text-white mb-4">
+                <div class="card-body">
+                    <h2 class="display-4">0</h2>
+                    <p class="mb-0">Pending Transactions</p>
+                </div>
+                <div class="card-footer d-flex align-items-center justify-content-between">
+                    <a class="small text-white stretched-link" href="/assets/list">View Transactions</a>
+                    <div class="small text-white"><i class="fas fa-angle-right"></i></div>
+                </div>
+            </div>
+        </div>
+    </div>
+    
+    <!-- Asset Types Distribution -->
+    <div class="row mt-4">
+        <div class="col-12">
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="bi bi-pie-chart me-1"></i>
+                    Asset Types Distribution
+                </div>
+                <div class="card-body">
+                    <div class="table-responsive">
+                        <table class="table table-striped table-hover">
+                            <thead>
+                                <tr>
+                                    <th>Asset Type</th>
+                                    <th>Count</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {% for asset_type in assets_by_type %}
+                                <tr>
+                                    <td>{{ asset_type.type }}</td>
+                                    <td>{{ asset_type.count }}</td>
+                                </tr>
+                                {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+    
+    <!-- Recent Assets Table -->
+    <div class="row mt-4">
+        <div class="col-12">
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="bi bi-table me-1"></i>
+                    Recent Assets
+                </div>
+                <div class="card-body">
+                    <div class="table-responsive">
+                        <table class="table table-striped table-hover">
+                            <thead>
+                                <tr>
+                                    <th>Name</th>
+                                    <th>Type</th>
+                                    <th>Status</th>
+                                    <th>Actions</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {% for asset in recent_assets %}
+                                <tr>
+                                    <td>{{ asset.name }}</td>
+                                    <td>{{ asset.asset_type }}</td>
+                                    <td>{{ asset.status }}</td>
+                                    <td>
+                                        <a href="/assets/{{ asset.id }}" class="btn btn-sm btn-primary">
+                                            <i class="bi bi-eye"></i> View
+                                        </a>
+                                    </td>
+                                </tr>
+                                {% endfor %}
+                            </tbody>
+                        </table>
+                    </div>
+                </div>
+                <div class="card-footer">
+                    <a href="/assets/list" class="btn btn-primary">View All Assets</a>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}

actix_mvc_app/src/views/assets/list.html

@@ -0,0 +1,286 @@
+{% extends "base.html" %}
+
+{% block title %}Digital Assets List{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-4">
+    <h1 class="mt-4">Digital Assets</h1>
+    <ol class="breadcrumb mb-4">
+        <li class="breadcrumb-item"><a href="/">Home</a></li>
+        <li class="breadcrumb-item"><a href="/assets">Digital Assets</a></li>
+        <li class="breadcrumb-item active">All Assets</li>
+    </ol>
+    
+    <!-- Filters -->
+    <div class="card mb-4">
+        <div class="card-header">
+            <i class="fas fa-filter me-1"></i>
+            Filter Assets
+        </div>
+        <div class="card-body">
+            <div class="row">
+                <div class="col-md-3 mb-3">
+                    <label for="assetTypeFilter" class="form-label">Asset Type</label>
+                    <select class="form-select" id="assetTypeFilter">
+                        <option value="all">All Types</option>
+                        <option value="NFT">NFT</option>
+                        <option value="Token">Token</option>
+                        <option value="RealEstate">Real Estate</option>
+                        <option value="Commodity">Commodity</option>
+                        <option value="Share">Share</option>
+                        <option value="Bond">Bond</option>
+                        <option value="IntellectualProperty">Intellectual Property</option>
+                        <option value="Other">Other</option>
+                    </select>
+                </div>
+                <div class="col-md-3 mb-3">
+                    <label for="statusFilter" class="form-label">Status</label>
+                    <select class="form-select" id="statusFilter">
+                        <option value="all">All Statuses</option>
+                        <option value="Active">Active</option>
+                        <option value="Locked">Locked</option>
+                        <option value="ForSale">For Sale</option>
+                        <option value="Transferred">Transferred</option>
+                        <option value="Archived">Archived</option>
+                    </select>
+                </div>
+                <div class="col-md-3 mb-3">
+                    <label for="valuationFilter" class="form-label">Valuation</label>
+                    <select class="form-select" id="valuationFilter">
+                        <option value="all">All Valuations</option>
+                        <option value="under1000">Under $1,000</option>
+                        <option value="1000to10000">$1,000 - $10,000</option>
+                        <option value="10000to100000">$10,000 - $100,000</option>
+                        <option value="over100000">Over $100,000</option>
+                    </select>
+                </div>
+                <div class="col-md-3 mb-3">
+                    <label for="searchInput" class="form-label">Search</label>
+                    <input type="text" class="form-control" id="searchInput" placeholder="Search by name or description">
+                </div>
+            </div>
+            <div class="row">
+                <div class="col-12">
+                    <button id="applyFilters" class="btn btn-primary">Apply Filters</button>
+                    <button id="resetFilters" class="btn btn-secondary">Reset</button>
+                </div>
+            </div>
+        </div>
+    </div>
+    
+    <!-- Assets Table -->
+    <div class="card mb-4">
+        <div class="card-header">
+            <div class="d-flex justify-content-between align-items-center">
+                <div>
+                    <i class="fas fa-table me-1"></i>
+                    All Digital Assets
+                </div>
+                <div>
+                    <a href="/assets/create" class="btn btn-primary btn-sm">
+                        <i class="fas fa-plus"></i> Create New Asset
+                    </a>
+                </div>
+            </div>
+        </div>
+        <div class="card-body">
+            <div class="table-responsive">
+                <table class="table table-striped table-hover" id="assetsTable">
+                    <thead>
+                        <tr>
+                            <th>Name</th>
+                            <th>Type</th>
+                            <th>Status</th>
+                            <th>Owner</th>
+                            <th>Valuation</th>
+                            <th>Created</th>
+                            <th>Actions</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        {% for asset in assets %}
+                        <tr class="asset-row" 
+                            data-type="{{ asset.asset_type }}" 
+                            data-status="{{ asset.status }}" 
+                            data-valuation="{% if asset.current_valuation %}{{ asset.current_valuation }}{% else %}0{% endif %}">
+                            <td>
+                                {% if asset.image_url %}
+                                <img src="{{ asset.image_url }}" alt="{{ asset.name }}" class="asset-thumbnail me-2">
+                                {% endif %}
+                                {{ asset.name }}
+                            </td>
+                            <td>{{ asset.asset_type }}</td>
+                            <td>
+                                {% if asset.status == "Active" %}
+                                    <span class="badge bg-success">{{ asset.status }}</span>
+                                {% elif asset.status == "For Sale" %}
+                                    <span class="badge bg-warning">{{ asset.status }}</span>
+                                {% elif asset.status == "Locked" %}
+                                    <span class="badge bg-secondary">{{ asset.status }}</span>
+                                {% elif asset.status == "Transferred" %}
+                                    <span class="badge bg-info">{{ asset.status }}</span>
+                                {% elif asset.status == "Archived" %}
+                                    <span class="badge bg-danger">{{ asset.status }}</span>
+                                {% else %}
+                                    <span class="badge bg-primary">{{ asset.status }}</span>
+                                {% endif %}
+                            </td>
+                            <td>{{ asset.owner_name }}</td>
+                            <td>
+                                {% if asset.current_valuation %}
+                                    {{ asset.valuation_currency }}{{ asset.current_valuation }}
+                                {% else %}
+                                    N/A
+                                {% endif %}
+                            </td>
+                            <td>{{ asset.created_at }}</td>
+                            <td>
+                                <div class="btn-group" role="group">
+                                    <a href="/assets/{{ asset.id }}" class="btn btn-sm btn-primary">
+                                        <i class="fas fa-eye"></i>
+                                    </a>
+                                    {% if asset.status == "Active" %}
+                                    <button type="button" class="btn btn-sm btn-warning" data-bs-toggle="modal" data-bs-target="#statusModal" data-asset-id="{{ asset.id }}">
+                                        <i class="fas fa-exchange-alt"></i>
+                                    </button>
+                                    {% endif %}
+                                </div>
+                            </td>
+                        </tr>
+                        {% endfor %}
+                    </tbody>
+                </table>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Status Change Modal -->
+<div class="modal fade" id="statusModal" tabindex="-1" aria-labelledby="statusModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title" id="statusModalLabel">Change Asset Status</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body">
+                <form id="statusForm" method="post" action="">
+                    <div class="mb-3">
+                        <label for="newStatus" class="form-label">New Status</label>
+                        <select class="form-select" id="newStatus" name="status">
+                            <option value="Active">Active</option>
+                            <option value="Locked">Locked</option>
+                            <option value="ForSale">For Sale</option>
+                            <option value="Transferred">Transferred</option>
+                            <option value="Archived">Archived</option>
+                        </select>
+                    </div>
+                </form>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
+                <button type="button" class="btn btn-primary" id="saveStatusBtn">Save Changes</button>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script>
+    document.addEventListener('DOMContentLoaded', function() {
+        // Status modal functionality
+        const statusModal = document.getElementById('statusModal');
+        if (statusModal) {
+            statusModal.addEventListener('show.bs.modal', function(event) {
+                const button = event.relatedTarget;
+                const assetId = button.getAttribute('data-asset-id');
+                const form = document.getElementById('statusForm');
+                form.action = `/assets/${assetId}/status/`;
+            });
+            
+            const saveStatusBtn = document.getElementById('saveStatusBtn');
+            saveStatusBtn.addEventListener('click', function() {
+                const form = document.getElementById('statusForm');
+                const newStatus = document.getElementById('newStatus').value;
+                form.action = form.action + newStatus;
+                form.submit();
+            });
+        }
+        
+        // Filtering functionality
+        const applyFilters = document.getElementById('applyFilters');
+        if (applyFilters) {
+            applyFilters.addEventListener('click', function() {
+                filterAssets();
+            });
+        }
+        
+        const resetFilters = document.getElementById('resetFilters');
+        if (resetFilters) {
+            resetFilters.addEventListener('click', function() {
+                document.getElementById('assetTypeFilter').value = 'all';
+                document.getElementById('statusFilter').value = 'all';
+                document.getElementById('valuationFilter').value = 'all';
+                document.getElementById('searchInput').value = '';
+                filterAssets();
+            });
+        }
+        
+        const searchInput = document.getElementById('searchInput');
+        if (searchInput) {
+            searchInput.addEventListener('keyup', function(event) {
+                if (event.key === 'Enter') {
+                    filterAssets();
+                }
+            });
+        }
+        
+        function filterAssets() {
+            const typeFilter = document.getElementById('assetTypeFilter').value;
+            const statusFilter = document.getElementById('statusFilter').value;
+            const valuationFilter = document.getElementById('valuationFilter').value;
+            const searchText = document.getElementById('searchInput').value.toLowerCase();
+            
+            const rows = document.querySelectorAll('#assetsTable tbody tr');
+            
+            rows.forEach(row => {
+                const type = row.getAttribute('data-type');
+                const status = row.getAttribute('data-status');
+                const valuation = parseFloat(row.getAttribute('data-valuation'));
+                const name = row.querySelector('td:first-child').textContent.toLowerCase();
+                
+                let typeMatch = typeFilter === 'all' || type === typeFilter;
+                let statusMatch = statusFilter === 'all' || status === statusFilter;
+                let searchMatch = searchText === '' || name.includes(searchText);
+                
+                let valuationMatch = true;
+                if (valuationFilter === 'under1000') {
+                    valuationMatch = valuation < 1000;
+                } else if (valuationFilter === '1000to10000') {
+                    valuationMatch = valuation >= 1000 && valuation < 10000;
+                } else if (valuationFilter === '10000to100000') {
+                    valuationMatch = valuation >= 10000 && valuation < 100000;
+                } else if (valuationFilter === 'over100000') {
+                    valuationMatch = valuation >= 100000;
+                }
+                
+                if (typeMatch && statusMatch && valuationMatch && searchMatch) {
+                    row.style.display = '';
+                } else {
+                    row.style.display = 'none';
+                }
+            });
+        }
+    });
+</script>
+
+<style>
+    .asset-thumbnail {
+        width: 30px;
+        height: 30px;
+        object-fit: cover;
+        border-radius: 4px;
+    }
+</style>
+{% endblock %}

actix_mvc_app/src/views/assets/my_assets.html

@@ -0,0 +1,373 @@
+{% extends "base.html" %}
+
+{% block title %}My Digital Assets{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-4">
+    <h1 class="mt-4">My Digital Assets</h1>
+    <ol class="breadcrumb mb-4">
+        <li class="breadcrumb-item"><a href="/">Home</a></li>
+        <li class="breadcrumb-item"><a href="/assets">Digital Assets</a></li>
+        <li class="breadcrumb-item active">My Assets</li>
+    </ol>
+    
+    <!-- Summary Cards -->
+    <div class="row">
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-primary text-white mb-4">
+                <div class="card-body">
+                    <h2 class="display-4">{{ assets | length }}</h2>
+                    <p class="mb-0">Total Assets</p>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-success text-white mb-4">
+                <div class="card-body">
+                    {% set active_count = 0 %}
+                    {% for asset in assets %}
+                        {% if asset.status == "Active" %}
+                            {% set active_count = active_count + 1 %}
+                        {% endif %}
+                    {% endfor %}
+                    <h2 class="display-4">{{ active_count }}</h2>
+                    <p class="mb-0">Active Assets</p>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-warning text-white mb-4">
+                <div class="card-body">
+                    {% set for_sale_count = 0 %}
+                    {% for asset in assets %}
+                        {% if asset.status == "For Sale" %}
+                            {% set for_sale_count = for_sale_count + 1 %}
+                        {% endif %}
+                    {% endfor %}
+                    <h2 class="display-4">{{ for_sale_count }}</h2>
+                    <p class="mb-0">For Sale</p>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-3 col-md-6">
+            <div class="card bg-info text-white mb-4">
+                <div class="card-body">
+                    {% set total_value = 0 %}
+                    {% for asset in assets %}
+                        {% if asset.current_valuation %}
+                            {% set total_value = total_value + asset.current_valuation %}
+                        {% endif %}
+                    {% endfor %}
+                    <h2 class="display-4">${% if total_value %}{{ total_value }}{% else %}0.00{% endif %}</h2>
+                    <p class="mb-0">Total Value</p>
+                </div>
+            </div>
+        </div>
+    </div>
+    
+    <!-- Assets Table -->
+    <div class="card mb-4">
+        <div class="card-header">
+            <div class="d-flex justify-content-between align-items-center">
+                <div>
+                    <i class="fas fa-table me-1"></i>
+                    My Digital Assets
+                </div>
+                <div>
+                    <a href="/assets/create" class="btn btn-primary btn-sm">
+                        <i class="fas fa-plus"></i> Create New Asset
+                    </a>
+                </div>
+            </div>
+        </div>
+        <div class="card-body">
+            {% if assets and assets|length > 0 %}
+            <div class="table-responsive">
+                <table class="table table-striped table-hover" id="myAssetsTable">
+                    <thead>
+                        <tr>
+                            <th>Name</th>
+                            <th>Type</th>
+                            <th>Status</th>
+                            <th>Valuation</th>
+                            <th>Created</th>
+                            <th>Actions</th>
+                        </tr>
+                    </thead>
+                    <tbody>
+                        {% for asset in assets %}
+                        <tr>
+                            <td>
+                                {% if asset.image_url %}
+                                <img src="{{ asset.image_url }}" alt="{{ asset.name }}" class="asset-thumbnail me-2">
+                                {% endif %}
+                                {{ asset.name }}
+                            </td>
+                            <td>{{ asset.asset_type }}</td>
+                            <td>
+                                {% if asset.status == "Active" %}
+                                    <span class="badge bg-success">{{ asset.status }}</span>
+                                {% elif asset.status == "For Sale" %}
+                                    <span class="badge bg-warning">{{ asset.status }}</span>
+                                {% elif asset.status == "Locked" %}
+                                    <span class="badge bg-secondary">{{ asset.status }}</span>
+                                {% elif asset.status == "Transferred" %}
+                                    <span class="badge bg-info">{{ asset.status }}</span>
+                                {% elif asset.status == "Archived" %}
+                                    <span class="badge bg-danger">{{ asset.status }}</span>
+                                {% else %}
+                                    <span class="badge bg-primary">{{ asset.status }}</span>
+                                {% endif %}
+                            </td>
+                            <td>
+                                {% if asset.current_valuation %}
+                                    {{ asset.valuation_currency }}{{ asset.current_valuation }}
+                                {% else %}
+                                    N/A
+                                {% endif %}
+                            </td>
+                            <td>{{ asset.created_at }}</td>
+                            <td>
+                                <div class="btn-group" role="group">
+                                    <a href="/assets/{{ asset.id }}" class="btn btn-sm btn-primary">
+                                        <i class="fas fa-eye"></i>
+                                    </a>
+                                    <button type="button" class="btn btn-sm btn-warning" data-bs-toggle="modal" data-bs-target="#statusModal" data-asset-id="{{ asset.id }}">
+                                        <i class="fas fa-exchange-alt"></i>
+                                    </button>
+                                    <button type="button" class="btn btn-sm btn-success" data-bs-toggle="modal" data-bs-target="#valuationModal" data-asset-id="{{ asset.id }}">
+                                        <i class="fas fa-dollar-sign"></i>
+                                    </button>
+                                </div>
+                            </td>
+                        </tr>
+                        {% endfor %}
+                    </tbody>
+                </table>
+            </div>
+            {% else %}
+            <div class="alert alert-info">
+                <p>You don't have any digital assets yet.</p>
+                <a href="/assets/create" class="btn btn-primary">Create Your First Asset</a>
+            </div>
+            {% endif %}
+        </div>
+    </div>
+    
+    <!-- Asset Types Distribution -->
+    <div class="row">
+        <div class="col-xl-6">
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-chart-pie me-1"></i>
+                    Asset Types Distribution
+                </div>
+                <div class="card-body">
+                    <canvas id="assetTypesChart" width="100%" height="40"></canvas>
+                </div>
+            </div>
+        </div>
+        <div class="col-xl-6">
+            <div class="card mb-4">
+                <div class="card-header">
+                    <i class="fas fa-chart-bar me-1"></i>
+                    Asset Value Distribution
+                </div>
+                <div class="card-body">
+                    <canvas id="assetValueChart" width="100%" height="40"></canvas>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Status Change Modal -->
+<div class="modal fade" id="statusModal" tabindex="-1" aria-labelledby="statusModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title" id="statusModalLabel">Change Asset Status</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body">
+                <form id="statusForm" method="post" action="">
+                    <div class="mb-3">
+                        <label for="newStatus" class="form-label">New Status</label>
+                        <select class="form-select" id="newStatus" name="status">
+                            <option value="Active">Active</option>
+                            <option value="Locked">Locked</option>
+                            <option value="ForSale">For Sale</option>
+                            <option value="Transferred">Transferred</option>
+                            <option value="Archived">Archived</option>
+                        </select>
+                    </div>
+                </form>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
+                <button type="button" class="btn btn-primary" id="saveStatusBtn">Save Changes</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Valuation Modal -->
+<div class="modal fade" id="valuationModal" tabindex="-1" aria-labelledby="valuationModalLabel" aria-hidden="true">
+    <div class="modal-dialog">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h5 class="modal-title" id="valuationModalLabel">Add Valuation</h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
+            </div>
+            <div class="modal-body">
+                <form id="valuationForm" method="post" action="">
+                    <div class="mb-3">
+                        <label for="value" class="form-label">Value</label>
+                        <input type="number" class="form-control" id="value" name="value" step="0.01" required>
+                    </div>
+                    <div class="mb-3">
+                        <label for="currency" class="form-label">Currency</label>
+                        <input type="text" class="form-control" id="currency" name="currency" value="USD" required>
+                    </div>
+                    <div class="mb-3">
+                        <label for="source" class="form-label">Source</label>
+                        <input type="text" class="form-control" id="source" name="source" required>
+                    </div>
+                    <div class="mb-3">
+                        <label for="notes" class="form-label">Notes</label>
+                        <textarea class="form-control" id="notes" name="notes" rows="3"></textarea>
+                    </div>
+                </form>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
+                <button type="button" class="btn btn-primary" id="saveValuationBtn">Save</button>
+            </div>
+        </div>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+<script>
+    document.addEventListener('DOMContentLoaded', function() {
+        // Status modal functionality
+        const statusModal = document.getElementById('statusModal');
+        if (statusModal) {
+            statusModal.addEventListener('show.bs.modal', function(event) {
+                const button = event.relatedTarget;
+                const assetId = button.getAttribute('data-asset-id');
+                const form = document.getElementById('statusForm');
+                form.action = `/assets/${assetId}/status/`;
+            });
+            
+            const saveStatusBtn = document.getElementById('saveStatusBtn');
+            saveStatusBtn.addEventListener('click', function() {
+                const form = document.getElementById('statusForm');
+                const newStatus = document.getElementById('newStatus').value;
+                form.action = form.action + newStatus;
+                form.submit();
+            });
+        }
+        
+        // Valuation modal functionality
+        const valuationModal = document.getElementById('valuationModal');
+        if (valuationModal) {
+            valuationModal.addEventListener('show.bs.modal', function(event) {
+                const button = event.relatedTarget;
+                const assetId = button.getAttribute('data-asset-id');
+                const form = document.getElementById('valuationForm');
+                form.action = `/assets/${assetId}/valuation`;
+            });
+            
+            const saveValuationBtn = document.getElementById('saveValuationBtn');
+            saveValuationBtn.addEventListener('click', function() {
+                document.getElementById('valuationForm').submit();
+            });
+        }
+        
+        // Asset Types Chart
+        const assetTypesCtx = document.getElementById('assetTypesChart');
+        if (assetTypesCtx) {
+            // Count assets by type
+            const assetTypes = {};
+            {% for asset in assets %}
+                if (!assetTypes['{{ asset.asset_type }}']) {
+                    assetTypes['{{ asset.asset_type }}'] = 0;
+                }
+                assetTypes['{{ asset.asset_type }}']++;
+            {% endfor %}
+            
+            const typeLabels = Object.keys(assetTypes);
+            const typeCounts = Object.values(assetTypes);
+            
+            new Chart(assetTypesCtx, {
+                type: 'pie',
+                data: {
+                    labels: typeLabels,
+                    datasets: [{
+                        data: typeCounts,
+                        backgroundColor: [
+                            '#4e73df', '#1cc88a', '#36b9cc', '#f6c23e', 
+                            '#e74a3b', '#858796', '#5a5c69', '#2c9faf'
+                        ],
+                    }],
+                },
+                options: {
+                    maintainAspectRatio: false,
+                    plugins: {
+                        legend: {
+                            position: 'right',
+                        }
+                    }
+                },
+            });
+        }
+        
+        // Asset Value Chart
+        const assetValueCtx = document.getElementById('assetValueChart');
+        if (assetValueCtx) {
+            // Prepare data for assets with valuation
+            const assetNames = [];
+            const assetValues = [];
+            
+            {% for asset in assets %}
+                {% if asset.current_valuation %}
+                    assetNames.push('{{ asset.name }}');
+                    assetValues.push({{ asset.current_valuation }});
+                {% endif %}
+            {% endfor %}
+            
+            new Chart(assetValueCtx, {
+                type: 'bar',
+                data: {
+                    labels: assetNames,
+                    datasets: [{
+                        label: 'Asset Value ($)',
+                        data: assetValues,
+                        backgroundColor: '#4e73df',
+                    }],
+                },
+                options: {
+                    maintainAspectRatio: false,
+                    scales: {
+                        y: {
+                            beginAtZero: true
+                        }
+                    }
+                },
+            });
+        }
+    });
+</script>
+
+<style>
+    .asset-thumbnail {
+        width: 30px;
+        height: 30px;
+        object-fit: cover;
+        border-radius: 4px;
+    }
+</style>
+{% endblock %}

actix_mvc_app/src/views/base.html

@@ -76,6 +76,7 @@
                         <ul class="dropdown-menu dropdown-menu-end" aria-labelledby="navbarDropdown">
                             <li><a class="dropdown-item" href="/tickets/new">New Ticket</a></li>
                             <li><a class="dropdown-item" href="/my-tickets">My Tickets</a></li>
+                            <li><a class="dropdown-item" href="/assets/my">My Assets</a></li>
                             <li><a class="dropdown-item" href="/governance/my-votes">My Votes</a></li>
                             {% if user.role == "Admin" %}
                             <li><a class="dropdown-item" href="/admin">Admin Panel</a></li>
@@ -127,6 +128,11 @@
                         <i class="bi bi-file-earmark-text me-2"></i> Contracts
                     </a>
                 </li>
+                <li class="nav-item">
+                    <a class="nav-link d-flex align-items-center ps-3 py-2 {% if active_page == 'assets' %}active fw-bold border-start border-4 border-primary bg-light{% endif %}" href="/assets">
+                        <i class="bi bi-coin me-2"></i> Digital Assets
+                    </a>
+                </li>
                 <li class="nav-item">
                     <a class="nav-link d-flex align-items-center ps-3 py-2 {% if active_page == 'editor' %}active fw-bold border-start border-4 border-primary bg-light{% endif %}" href="/editor">
                         <i class="bi bi-markdown me-2"></i> Markdown Editor
@@ -169,7 +175,7 @@
                 <span>Convenience, Safety and Privacy</span>
             </div>
             <div>
-                <span>&copy; {{ now(year=true) }} Zanzibar Autonomous Zone. All rights reserved.</span>
+                <span>&copy; 2024 Zanzibar Autonomous Zone. All rights reserved.</span>
             </div>
         </div>
     </footer>

actix_mvc_app/src/views/error.html

@@ -14,7 +14,7 @@
                 
                 <div class="alert alert-danger">
                     <p class="mb-2"><strong>Error Message:</strong></p>
-                    <pre class="p-3 bg-light border rounded"><code>{{ error | default(value="Unknown error") }}</code></pre>
+                    <pre class="p-3 bg-light border rounded"><code>{% if error %}{{ error }}{% else %}Unknown error{% endif %}</code></pre>
                 </div>
                 
                 {% if error_details is defined and error_details %}

actix_mvc_app/src/views/test.html

@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Test Page</title>
+</head>
+<body>
+    <h1>Test Page</h1>
+    <p>This is a simple test page to verify template rendering.</p>
+</body>
+</html>

actix_mvc_app/src/views/test_base.html

@@ -0,0 +1,10 @@
+{% extends "base.html" %}
+
+{% block title %}Test Base Template{% endblock %}
+
+{% block content %}
+<div class="container-fluid px-4">
+    <h1 class="mt-4">Test Base Template</h1>
+    <p>This is a simplified template for testing that extends base.html.</p>
+</div>
+{% endblock %}