下载非内核

src-tauri/src/download_engine/commands.rs

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+use std::collections::HashMap;
+
+use tauri::{AppHandle, State};
+use tauri_plugin_opener::OpenerExt;
+
+use super::engine::DownloadEngine;
+use super::task::{DownloadTask, DownloaderSettings};
+
+/// 获取所有任务
+#[tauri::command]
+pub fn downloader_get_tasks(engine: State<'_, DownloadEngine>) -> Vec<DownloadTask> {
+    engine.get_tasks()
+}
+
+/// 添加下载任务
+#[tauri::command]
+pub async fn downloader_add_task(
+    engine: State<'_, DownloadEngine>,
+    url: String,
+    filename: Option<String>,
+    dir: Option<String>,
+    headers: Option<HashMap<String, String>>,
+) -> Result<String, String> {
+    engine.add_task(url, filename, dir, headers.unwrap_or_default()).await
+}
+
+/// 暂停任务
+#[tauri::command]
+pub fn downloader_pause_task(engine: State<'_, DownloadEngine>, id: String) -> Result<(), String> {
+    engine.pause_task(&id)
+}
+
+/// 恢复任务
+#[tauri::command]
+pub fn downloader_resume_task(engine: State<'_, DownloadEngine>, id: String) -> Result<(), String> {
+    engine.resume_task(&id)
+}
+
+/// 移除任务
+#[tauri::command]
+pub fn downloader_remove_task(
+    engine: State<'_, DownloadEngine>,
+    id: String,
+    delete_files: Option<bool>,
+) -> Result<(), String> {
+    engine.remove_task(&id, delete_files.unwrap_or(false))
+}
+
+/// 获取设置
+#[tauri::command]
+pub fn downloader_get_settings(engine: State<'_, DownloadEngine>) -> DownloaderSettings {
+    engine.get_settings()
+}
+
+/// 保存设置
+#[tauri::command]
+pub fn downloader_save_settings(
+    engine: State<'_, DownloadEngine>,
+    settings: DownloaderSettings,
+) -> Result<(), String> {
+    engine.save_settings(settings);
+    Ok(())
+}
+
+/// 引擎状态（始终运行中）
+#[tauri::command]
+pub fn downloader_status(engine: State<'_, DownloadEngine>) -> serde_json::Value {
+    serde_json::json!({
+        "running": engine.is_started(),
+    })
+}
+
+/// 获取扩展服务信息
+#[tauri::command]
+pub fn downloader_get_extension_info(engine: State<'_, DownloadEngine>) -> serde_json::Value {
+    let settings = engine.get_settings();
+    serde_json::json!({
+        "url": format!("http://127.0.0.1:{}/", settings.extension_port),
+        "port": settings.extension_port,
+        "secret": settings.extension_secret,
+        "hasSecret": !settings.extension_secret.is_empty(),
+    })
+}
+
+/// 用系统资源管理器打开目录
+#[tauri::command]
+pub fn downloader_open_dir(app: AppHandle, path: String) -> Result<(), String> {
+    app.opener()
+        .open_path(path, None::<&str>)
+        .map_err(|e| format!("打开目录失败: {}", e))
+}
+
+/// 用系统默认浏览器打开 URL
+#[tauri::command]
+pub fn downloader_open_url(app: AppHandle, url: String) -> Result<(), String> {
+    app.opener()
+        .open_url(url, None::<&str>)
+        .map_err(|e| format!("打开链接失败: {}", e))
+}