feat(frontend): add clean-code toast notifications

frontend/src/components/toast.rs

@@ -1,35 +1,89 @@
 use leptos::*;
 use shared::NotificationLevel;
 
+// ============================================================================
+// Toast Icons (Clean Code: Separation of Concerns)
+// ============================================================================
+
+/// Returns the appropriate SVG icon for the notification level
+fn get_toast_icon(level: &NotificationLevel) -> impl IntoView {
+    match level {
+        NotificationLevel::Info => view! {
+            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-5 h-5">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path>
+            </svg>
+        }.into_view(),
+        NotificationLevel::Success => view! {
+            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-5 h-5">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z" />
+            </svg>
+        }.into_view(),
+        NotificationLevel::Warning => view! {
+            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-5 h-5">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z" />
+            </svg>
+        }.into_view(),
+        NotificationLevel::Error => view! {
+            <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-5 h-5">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 14l2-2m0 0l2-2m-2 2l-2-2m2 2l2 2m7-2a9 9 0 11-18 0 9 9 0 0118 0z" />
+            </svg>
+        }.into_view(),
+    }
+}
+
+/// Returns the DaisyUI alert class for the notification level
+fn get_alert_class(level: &NotificationLevel) -> &'static str {
+    match level {
+        NotificationLevel::Info => "alert-info",
+        NotificationLevel::Success => "alert-success",
+        NotificationLevel::Warning => "alert-warning",
+        NotificationLevel::Error => "alert-error",
+    }
+}
+
+// ============================================================================
+// Toast Components (Clean Code: Single Responsibility)
+// ============================================================================
+
+/// Individual toast item component
 #[component]
-pub fn ToastContainer() -> impl IntoView {
+fn ToastItem(
-    let store = use_context::<crate::store::TorrentStore>().expect("store not provided");
+    level: NotificationLevel,
-    let notifications = store.notifications;
+    message: String,
+) -> impl IntoView {
+    let alert_class = get_alert_class(&level);
     
     view! {
-        <div class="toast toast-end toast-bottom z-[9999]">
+        <div class={format!(
-            {move || notifications.get().into_iter().map(|item| {
+            "alert {} shadow-lg min-w-[280px] max-w-[400px] transition-all duration-300 animate-in slide-in-from-right fade-in",
-                let alert_class = match item.notification.level {
+            alert_class
-                    NotificationLevel::Info => "alert-info",
+        )}>
-                    NotificationLevel::Success => "alert-success",
+            {get_toast_icon(&level)}
-                    NotificationLevel::Warning => "alert-warning",
+            <span class="text-sm font-medium truncate">{message}</span>
-                    NotificationLevel::Error => "alert-error",
+        </div>
-                };
+    }
-
+}
-                let icon = match item.notification.level {
+
-                    NotificationLevel::Info => view! { <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" class="stroke-current shrink-0 w-6 h-6"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg> },
+/// Main toast container - renders all active notifications
-                    NotificationLevel::Success => view! { <svg xmlns="http://www.w3.org/2000/svg" class="stroke-current shrink-0 h-6 w-6" fill="none" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z" /></svg> },
+#[component]
-                    NotificationLevel::Warning => view! { <svg xmlns="http://www.w3.org/2000/svg" class="stroke-current shrink-0 h-6 w-6" fill="none" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z" /></svg> },
+pub fn ToastContainer() -> impl IntoView {
-                    NotificationLevel::Error => view! { <svg xmlns="http://www.w3.org/2000/svg" class="stroke-current shrink-0 h-6 w-6" fill="none" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 14l2-2m0 0l2-2m-2 2l-2-2m2 2l2 2m7-2a9 9 0 11-18 0 9 9 0 0118 0z" /></svg> },
+    let store = use_context::<crate::store::TorrentStore>().expect("TorrentStore not provided");
-                };
+    let notifications = store.notifications;
-
+
-                view! {
+    view! {
-                    <div class={format!("alert {} shadow-lg transition-all duration-300 animate-in slide-in-from-bottom-5 fade-in", alert_class)}>
+        <div class="toast toast-end toast-bottom z-[9999] gap-2">
-                        {icon}
+            <For
-                        <span>{item.notification.message}</span>
+                each=move || notifications.get()
-                    </div>
+                key=|item| item.id
-                }
+                children=move |item| {
-            }).collect::<Vec<_>>()}
+                    view! {
+                        <ToastItem
+                            level=item.notification.level
+                            message=item.notification.message
+                        />
+                    }
+                }
+            />
         </div>
     }
 }

frontend/src/components/torrent/add_torrent.rs

@@ -1,5 +1,6 @@
 use leptos::*;
 use leptos::html::Dialog;
+use crate::store::{toast_success, toast_error, toast_warning};
 
 
 #[component]
@@ -22,6 +23,7 @@ pub fn AddTorrentModal(
     let handle_submit = move |_| {
         let uri_val = uri.get();
         if uri_val.is_empty() {
+            toast_warning("Lütfen bir Magnet URI veya URL girin");
             set_error_msg.set(Some("Please enter a Magnet URI or URL".to_string()));
             return;
         }
@@ -42,6 +44,7 @@ pub fn AddTorrentModal(
                         Ok(resp) => {
                             if resp.ok() {
                                 logging::log!("Torrent added successfully");
+                                toast_success("Torrent eklendi");
                                 set_loading.set(false);
                                 if let Some(dialog) = dialog_ref.get() {
                                     dialog.close();
@@ -51,12 +54,14 @@ pub fn AddTorrentModal(
                                 let status = resp.status();
                                 let text = resp.text().await.unwrap_or_default();
                                 logging::error!("Failed to add torrent: {} - {}", status, text);
+                                toast_error("Torrent eklenemedi");
                                 set_error_msg.set(Some(format!("Error {}: {}", status, text)));
                                 set_loading.set(false);
                             }
                         }
                         Err(e) => {
                             logging::error!("Network error: {}", e);
+                            toast_error("Bağlantı hatası");
                             set_error_msg.set(Some(format!("Network Error: {}", e)));
                             set_loading.set(false);
                         }
@@ -64,6 +69,7 @@ pub fn AddTorrentModal(
                 }
                 Err(e) => {
                     logging::error!("Serialization error: {}", e);
+                    toast_error("İstek hatası");
                     set_error_msg.set(Some(format!("Request Error: {}", e)));
                     set_loading.set(false);
                 }

frontend/src/components/torrent/table.rs

@@ -1,6 +1,7 @@
 use leptos::*;
 use wasm_bindgen::closure::Closure;
 use wasm_bindgen::JsCast;
+use crate::store::{get_action_messages, toast_success, toast_error};
 
 fn format_bytes(bytes: i64) -> String {
     const UNITS: [&str; 6] = ["B", "KB", "MB", "GB", "TB", "PB"];
@@ -181,6 +182,11 @@ pub fn TorrentTable() -> impl IntoView {
         logging::log!("TorrentTable Action: {} on {}", action, hash);
         set_menu_visible.set(false); // Close menu immediately
 
+        // Get action messages for toast (Clean Code: DRY)
+        let (success_msg, error_msg) = get_action_messages(&action);
+        let success_msg = success_msg.to_string();
+        let error_msg = error_msg.to_string();
+
         spawn_local(async move {
             let action_req = if action == "delete_with_data" {
                 "delete_with_data"
@@ -204,13 +210,21 @@ pub fn TorrentTable() -> impl IntoView {
                                 resp.status(),
                                 resp.status_text()
                             );
+                            toast_error(error_msg);
                         } else {
                             logging::log!("Action {} executed successfully", action);
+                            toast_success(success_msg);
                         }
                     }
-                    Err(e) => logging::error!("Network error executing action: {}", e),
+                    Err(e) => {
+                        logging::error!("Network error executing action: {}", e);
+                        toast_error(format!("{}: Bağlantı hatası", error_msg));
+                    }
                 },
-                Err(e) => logging::error!("Failed to serialize request: {}", e),
+                Err(e) => {
+                    logging::error!("Failed to serialize request: {}", e);
+                    toast_error(error_msg);
+                }
             }
         });
     };

frontend/src/store.rs

@@ -1,7 +1,7 @@
 use futures::StreamExt;
 use gloo_net::eventsource::futures::EventSource;
 use leptos::*;
-use shared::{AppEvent, GlobalStats, SystemNotification, Torrent};
+use shared::{AppEvent, GlobalStats, NotificationLevel, SystemNotification, Torrent};
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct NotificationItem {
@@ -9,6 +9,72 @@ pub struct NotificationItem {
     pub notification: SystemNotification,
 }
 
+// ============================================================================
+// Toast Helper Functions (Clean Code: Single Responsibility)
+// ============================================================================
+
+/// Shows a toast notification with the given level and message.
+/// Auto-removes after 5 seconds.
+pub fn show_toast(level: NotificationLevel, message: impl Into<String>) {
+    if let Some(store) = use_context::<TorrentStore>() {
+        let id = js_sys::Date::now() as u64;
+        let notification = SystemNotification {
+            level,
+            message: message.into(),
+        };
+        let item = NotificationItem { id, notification };
+        
+        store.notifications.update(|list| list.push(item));
+        
+        // Auto-remove after 5 seconds
+        let notifications = store.notifications;
+        let _ = set_timeout(
+            move || {
+                notifications.update(|list| list.retain(|i| i.id != id));
+            },
+            std::time::Duration::from_secs(5),
+        );
+    }
+}
+
+/// Convenience function for success toasts
+pub fn toast_success(message: impl Into<String>) {
+    show_toast(NotificationLevel::Success, message);
+}
+
+/// Convenience function for error toasts
+pub fn toast_error(message: impl Into<String>) {
+    show_toast(NotificationLevel::Error, message);
+}
+
+/// Convenience function for info toasts
+pub fn toast_info(message: impl Into<String>) {
+    show_toast(NotificationLevel::Info, message);
+}
+
+/// Convenience function for warning toasts
+pub fn toast_warning(message: impl Into<String>) {
+    show_toast(NotificationLevel::Warning, message);
+}
+
+// ============================================================================
+// Action Message Mapping (Clean Code: DRY Principle)
+// ============================================================================
+
+/// Maps torrent action strings to user-friendly Turkish messages.
+/// Returns (success_message, error_message)
+pub fn get_action_messages(action: &str) -> (&'static str, &'static str) {
+    match action {
+        "start" => ("Torrent başlatıldı", "Torrent başlatılamadı"),
+        "stop" => ("Torrent durduruldu", "Torrent durdurulamadı"),
+        "pause" => ("Torrent duraklatıldı", "Torrent duraklatılamadı"),
+        "delete" => ("Torrent silindi", "Torrent silinemedi"),
+        "delete_with_data" => ("Torrent ve verileri silindi", "Torrent silinemedi"),
+        "recheck" => ("Torrent kontrol ediliyor", "Kontrol başlatılamadı"),
+        _ => ("İşlem tamamlandı", "İşlem başarısız"),
+    }
+}
+
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum FilterStatus {
     All,