Merge branch 'development_timur' of https://git.ourworld.tf/herocode/hostbasket into development_timur
This commit is contained in:
timurgordon
369
actix_mvc_app/src/controllers/defi.rs
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369
actix_mvc_app/src/controllers/defi.rs
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@@ -0,0 +1,369 @@
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use actix_web::{web, HttpResponse, Result};
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use actix_web::HttpRequest;
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use tera::{Context, Tera};
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use chrono::{Utc, Duration};
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use serde::Deserialize;
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use uuid::Uuid;
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use crate::models::asset::{Asset, AssetType, AssetStatus};
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use crate::models::defi::{DefiPosition, DefiPositionType, DefiPositionStatus, LendingPosition, BorrowingPosition, DEFI_DB};
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use crate::utils::render_template;
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// Form structs for DeFi operations
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#[derive(Debug, Deserialize)]
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pub struct LendingForm {
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pub asset_id: String,
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pub amount: f64,
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pub duration: i32,
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}
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#[derive(Debug, Deserialize)]
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pub struct BorrowingForm {
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pub collateral_asset_id: String,
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pub collateral_amount: f64,
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pub amount: f64,
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pub duration: i32,
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}
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#[derive(Debug, Deserialize)]
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pub struct LiquidityForm {
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pub first_token: String,
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pub first_amount: f64,
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pub second_token: String,
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pub second_amount: f64,
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pub pool_fee: f64,
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}
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#[derive(Debug, Deserialize)]
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pub struct StakingForm {
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pub asset_id: String,
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pub amount: f64,
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pub staking_period: i32,
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}
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#[derive(Debug, Deserialize)]
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pub struct SwapForm {
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pub from_token: String,
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pub from_amount: f64,
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pub to_token: String,
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}
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#[derive(Debug, Deserialize)]
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pub struct CollateralForm {
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pub asset_id: String,
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pub amount: f64,
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pub purpose: String,
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pub loan_amount: Option<f64>,
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pub loan_term: Option<i32>,
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}
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pub struct DefiController;
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impl DefiController {
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// Display the DeFi dashboard
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pub async fn index(tmpl: web::Data<Tera>, req: HttpRequest) -> Result<HttpResponse> {
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let mut context = Context::new();
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println!("DEBUG: Starting DeFi dashboard rendering");
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// Get mock assets for the dropdown selectors
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let assets = Self::get_mock_assets();
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println!("DEBUG: Generated {} mock assets", assets.len());
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// Add active_page for navigation highlighting
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context.insert("active_page", &"defi");
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// Add DeFi stats
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let defi_stats = Self::get_defi_stats();
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context.insert("defi_stats", &serde_json::to_value(defi_stats).unwrap());
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// Add recent assets for selection in forms
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let recent_assets: Vec<serde_json::Map<String, serde_json::Value>> = assets
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.iter()
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.take(5)
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.map(|a| Self::asset_to_json(a))
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.collect();
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context.insert("recent_assets", &recent_assets);
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// Get user's lending positions
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let db = DEFI_DB.lock().unwrap();
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let lending_positions = db.get_user_lending_positions("user123");
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let lending_positions_json: Vec<serde_json::Value> = lending_positions
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.iter()
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.map(|p| serde_json::to_value(p).unwrap())
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.collect();
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context.insert("lending_positions", &lending_positions_json);
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// Get user's borrowing positions
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let borrowing_positions = db.get_user_borrowing_positions("user123");
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let borrowing_positions_json: Vec<serde_json::Value> = borrowing_positions
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.iter()
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.map(|p| serde_json::to_value(p).unwrap())
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.collect();
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context.insert("borrowing_positions", &borrowing_positions_json);
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// Add success message if present in query params
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if let Some(success) = req.query_string().strip_prefix("success=") {
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let decoded = urlencoding::decode(success).unwrap_or_else(|_| success.into());
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context.insert("success_message", &decoded);
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}
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println!("DEBUG: Rendering DeFi dashboard template");
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let response = render_template(&tmpl, "defi/index.html", &context);
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println!("DEBUG: Finished rendering DeFi dashboard template");
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response
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}
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// Process lending request
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pub async fn create_lending(_tmpl: web::Data<Tera>, form: web::Form<LendingForm>) -> Result<HttpResponse> {
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println!("DEBUG: Processing lending request: {:?}", form);
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// Get the asset details (in a real app, this would come from a database)
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let assets = Self::get_mock_assets();
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let asset = assets.iter().find(|a| a.id == form.asset_id);
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if let Some(asset) = asset {
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// Calculate interest and return amount
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let apy = match form.duration {
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7 => 2.5,
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30 => 4.2,
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90 => 6.8,
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180 => 8.5,
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365 => 12.0,
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_ => 4.2, // Default to 30 days rate
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};
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let interest = form.amount * (apy / 100.0) * (form.duration as f64 / 365.0);
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let return_amount = form.amount + interest;
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// Create a new lending position
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let lending_position = LendingPosition {
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base: DefiPosition {
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id: Uuid::new_v4().to_string(),
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position_type: DefiPositionType::Lending,
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status: DefiPositionStatus::Active,
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asset_id: asset.id.clone(),
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asset_name: asset.name.clone(),
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asset_symbol: asset.asset_type.as_str().to_string(), // Using asset_type as symbol for now
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amount: form.amount,
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value_usd: form.amount * asset.latest_valuation().map_or(0.5, |v| v.value), // Assuming 0.5 USD per token if no valuation
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apy,
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created_at: Utc::now(),
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expires_at: Some(Utc::now() + Duration::days(form.duration as i64)),
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user_id: "user123".to_string(), // Hardcoded user ID for now
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},
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duration_days: form.duration,
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interest_earned: interest,
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return_amount,
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};
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// Add the position to the database
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{
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let mut db = DEFI_DB.lock().unwrap();
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db.add_lending_position(lending_position);
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}
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// Redirect with success message
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let success_message = format!("Successfully lent {} {} at {}% APY", form.amount, asset.name, apy);
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", format!("/defi?success={}", urlencoding::encode(&success_message))))
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.finish())
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} else {
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// Asset not found, redirect with error
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", "/defi?error=Asset not found"))
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.finish())
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}
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}
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// Process borrowing request
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pub async fn create_borrowing(_tmpl: web::Data<Tera>, form: web::Form<BorrowingForm>) -> Result<HttpResponse> {
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println!("DEBUG: Processing borrowing request: {:?}", form);
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// Get the asset details (in a real app, this would come from a database)
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let assets = Self::get_mock_assets();
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let collateral_asset = assets.iter().find(|a| a.id == form.collateral_asset_id);
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if let Some(collateral_asset) = collateral_asset {
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// Calculate interest rate based on duration
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let interest_rate = match form.duration {
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7 => 3.5,
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30 => 5.0,
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90 => 6.5,
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180 => 8.0,
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365 => 10.0,
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_ => 5.0, // Default to 30 days rate
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};
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// Calculate interest and total to repay
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let interest = form.amount * (interest_rate / 100.0) * (form.duration as f64 / 365.0);
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let total_to_repay = form.amount + interest;
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// Calculate collateral value and ratio
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let collateral_value = form.collateral_amount * collateral_asset.latest_valuation().map_or(0.5, |v| v.value);
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let collateral_ratio = (collateral_value / form.amount) * 100.0;
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// Create a new borrowing position
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let borrowing_position = BorrowingPosition {
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base: DefiPosition {
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id: Uuid::new_v4().to_string(),
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position_type: DefiPositionType::Borrowing,
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status: DefiPositionStatus::Active,
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asset_id: "ZAZ".to_string(), // Hardcoded for now, in a real app this would be a parameter
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asset_name: "Zanzibar Token".to_string(),
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asset_symbol: "ZAZ".to_string(),
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amount: form.amount,
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value_usd: form.amount * 0.5, // Assuming 0.5 USD per ZAZ
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apy: interest_rate,
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created_at: Utc::now(),
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expires_at: Some(Utc::now() + Duration::days(form.duration as i64)),
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user_id: "user123".to_string(), // Hardcoded user ID for now
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},
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collateral_asset_id: collateral_asset.id.clone(),
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collateral_asset_name: collateral_asset.name.clone(),
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collateral_asset_symbol: collateral_asset.asset_type.as_str().to_string(),
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collateral_amount: form.collateral_amount,
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collateral_value_usd: collateral_value,
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duration_days: form.duration,
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interest_rate,
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interest_owed: interest,
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total_to_repay,
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collateral_ratio,
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};
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// Add the position to the database
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{
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let mut db = DEFI_DB.lock().unwrap();
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db.add_borrowing_position(borrowing_position);
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}
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// Redirect with success message
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let success_message = format!("Successfully borrowed {} ZAZ using {} {} as collateral",
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form.amount, form.collateral_amount, collateral_asset.name);
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", format!("/defi?success={}", urlencoding::encode(&success_message))))
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.finish())
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} else {
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// Asset not found, redirect with error
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", "/defi?error=Collateral asset not found"))
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.finish())
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}
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}
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// Process liquidity provision
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pub async fn add_liquidity(_tmpl: web::Data<Tera>, form: web::Form<LiquidityForm>) -> Result<HttpResponse> {
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println!("DEBUG: Processing liquidity provision: {:?}", form);
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// In a real application, this would add liquidity to a pool in the database
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// For now, we'll just redirect back to the DeFi dashboard with a success message
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let success_message = format!("Successfully added liquidity: {} {} and {} {}",
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form.first_amount, form.first_token, form.second_amount, form.second_token);
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", format!("/defi?success={}", urlencoding::encode(&success_message))))
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.finish())
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}
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// Process staking request
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pub async fn create_staking(_tmpl: web::Data<Tera>, form: web::Form<StakingForm>) -> Result<HttpResponse> {
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println!("DEBUG: Processing staking request: {:?}", form);
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// In a real application, this would create a staking position in the database
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// For now, we'll just redirect back to the DeFi dashboard with a success message
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let success_message = format!("Successfully staked {} {}", form.amount, form.asset_id);
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", format!("/defi?success={}", urlencoding::encode(&success_message))))
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.finish())
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}
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// Process token swap
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pub async fn swap_tokens(_tmpl: web::Data<Tera>, form: web::Form<SwapForm>) -> Result<HttpResponse> {
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println!("DEBUG: Processing token swap: {:?}", form);
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// In a real application, this would perform a token swap in the database
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// For now, we'll just redirect back to the DeFi dashboard with a success message
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let success_message = format!("Successfully swapped {} {} to {}",
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form.from_amount, form.from_token, form.to_token);
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", format!("/defi?success={}", urlencoding::encode(&success_message))))
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.finish())
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}
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// Process collateral position creation
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pub async fn create_collateral(_tmpl: web::Data<Tera>, form: web::Form<CollateralForm>) -> Result<HttpResponse> {
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println!("DEBUG: Processing collateral creation: {:?}", form);
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// In a real application, this would create a collateral position in the database
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// For now, we'll just redirect back to the DeFi dashboard with a success message
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let purpose_str = match form.purpose.as_str() {
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"loan" => "secure a loan",
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"synthetic" => "generate synthetic assets",
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"leverage" => "leverage trading",
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_ => "collateralization",
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};
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let success_message = format!("Successfully collateralized {} {} for {}",
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form.amount, form.asset_id, purpose_str);
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Ok(HttpResponse::SeeOther()
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.append_header(("Location", format!("/defi?success={}", urlencoding::encode(&success_message))))
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.finish())
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}
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// Helper method to get DeFi statistics
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fn get_defi_stats() -> serde_json::Map<String, serde_json::Value> {
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let mut stats = serde_json::Map::new();
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// Handle Option<Number> by unwrapping with expect
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stats.insert("total_value_locked".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(1250000.0).expect("Valid float")));
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stats.insert("lending_volume".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(450000.0).expect("Valid float")));
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stats.insert("borrowing_volume".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(320000.0).expect("Valid float")));
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stats.insert("liquidity_pools_count".to_string(), serde_json::Value::Number(serde_json::Number::from(12)));
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stats.insert("active_stakers".to_string(), serde_json::Value::Number(serde_json::Number::from(156)));
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stats.insert("total_swap_volume".to_string(), serde_json::Value::Number(serde_json::Number::from_f64(780000.0).expect("Valid float")));
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stats
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}
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// Helper method to convert Asset to a JSON object for templates
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fn asset_to_json(asset: &Asset) -> serde_json::Map<String, serde_json::Value> {
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let mut map = serde_json::Map::new();
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map.insert("id".to_string(), serde_json::Value::String(asset.id.clone()));
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map.insert("name".to_string(), serde_json::Value::String(asset.name.clone()));
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map.insert("description".to_string(), serde_json::Value::String(asset.description.clone()));
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map.insert("asset_type".to_string(), serde_json::Value::String(asset.asset_type.as_str().to_string()));
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map.insert("status".to_string(), serde_json::Value::String(asset.status.as_str().to_string()));
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// Add current valuation
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if let Some(latest) = asset.latest_valuation() {
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if let Some(num) = serde_json::Number::from_f64(latest.value) {
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map.insert("current_valuation".to_string(), serde_json::Value::Number(num));
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} else {
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map.insert("current_valuation".to_string(), serde_json::Value::Number(serde_json::Number::from(0)));
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}
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map.insert("valuation_currency".to_string(), serde_json::Value::String(latest.currency.clone()));
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map.insert("valuation_date".to_string(), serde_json::Value::String(latest.date.format("%Y-%m-%d").to_string()));
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} else {
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map.insert("current_valuation".to_string(), serde_json::Value::Number(serde_json::Number::from(0)));
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map.insert("valuation_currency".to_string(), serde_json::Value::String("USD".to_string()));
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map.insert("valuation_date".to_string(), serde_json::Value::String("N/A".to_string()));
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}
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map
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}
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// Generate mock assets for testing
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fn get_mock_assets() -> Vec<Asset> {
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// Reuse the asset controller's mock data function
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crate::controllers::asset::AssetController::get_mock_assets()
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}
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}
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@@ -7,6 +7,7 @@ pub mod governance;
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pub mod flow;
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pub mod contract;
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pub mod asset;
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pub mod defi;
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pub mod marketplace;
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// Re-export controllers for easier imports
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