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actix_mvc_app/src/controllers/home.rs

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+use actix_web::{web, HttpResponse, Responder, Result};
+use tera::Tera;
+use crate::models::User;
+
+/// Controller for handling home-related routes
+pub struct HomeController;
+
+impl HomeController {
+    /// Handles the home page route
+    pub async fn index(tmpl: web::Data<Tera>) -> Result<impl Responder> {
+        let mut ctx = tera::Context::new();
+        ctx.insert("active_page", "home");
+        
+        // Example of using models in controllers
+        let example_user = User::new("John Doe".to_string(), "john@example.com".to_string());
+        ctx.insert("user", &example_user);
+        
+        let rendered = tmpl.render("index.html", &ctx)
+            .map_err(|e| {
+                eprintln!("Template rendering error: {}", e);
+                actix_web::error::ErrorInternalServerError("Template rendering error")
+            })?;
+        
+        Ok(HttpResponse::Ok().content_type("text/html").body(rendered))
+    }
+    
+    /// Handles the about page route
+    pub async fn about(tmpl: web::Data<Tera>) -> Result<impl Responder> {
+        let mut ctx = tera::Context::new();
+        ctx.insert("active_page", "about");
+        
+        let rendered = tmpl.render("about.html", &ctx)
+            .map_err(|e| {
+                eprintln!("Template rendering error: {}", e);
+                actix_web::error::ErrorInternalServerError("Template rendering error")
+            })?;
+        
+        Ok(HttpResponse::Ok().content_type("text/html").body(rendered))
+    }
+    
+    /// Handles the contact page route
+    pub async fn contact(tmpl: web::Data<Tera>) -> Result<impl Responder> {
+        let mut ctx = tera::Context::new();
+        ctx.insert("active_page", "contact");
+        
+        let rendered = tmpl.render("contact.html", &ctx)
+            .map_err(|e| {
+                eprintln!("Template rendering error: {}", e);
+                actix_web::error::ErrorInternalServerError("Template rendering error")
+            })?;
+        
+        Ok(HttpResponse::Ok().content_type("text/html").body(rendered))
+    }
+    
+    /// Handles form submissions from the contact page
+    pub async fn submit_contact(
+        form: web::Form<ContactForm>,
+        tmpl: web::Data<Tera>
+    ) -> Result<impl Responder> {
+        // In a real application, you would process the form data here
+        // For example, save it to a database or send an email
+        
+        println!("Contact form submission: {:?}", form);
+        
+        // For this example, we'll just redirect back to the contact page
+        // with a success message
+        let mut ctx = tera::Context::new();
+        ctx.insert("active_page", "contact");
+        ctx.insert("success_message", "Your message has been sent successfully!");
+        
+        let rendered = tmpl.render("contact.html", &ctx)
+            .map_err(|e| {
+                eprintln!("Template rendering error: {}", e);
+                actix_web::error::ErrorInternalServerError("Template rendering error")
+            })?;
+        
+        Ok(HttpResponse::Ok().content_type("text/html").body(rendered))
+    }
+}
+
+/// Represents the data submitted in the contact form
+#[derive(Debug, serde::Deserialize)]
+pub struct ContactForm {
+    pub name: String,
+    pub email: String,
+    pub subject: String,
+    pub message: String,
+}

actix_mvc_app/src/controllers/mod.rs

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+// Export controllers
+pub mod home;
+
+// Re-export controllers for easier imports
+pub use home::HomeController;