#[cfg(target_os = "macos")]
#[tauri::command]
fn updater_smoke_menu(app: tauri::AppHandle) -> Result<(), String> {
    let submenu = app.menu().unwrap().get("app-menu").unwrap();
    let item = submenu.as_submenu().unwrap().get("install-update").unwrap();
    let item = item.as_menuitem().unwrap();
    for (available, busy, expected) in [
        (false, false, false), // No update.
        (true, false, true),   // Available update, also after a retryable failure.
        (true, true, false),   // Download or installation in progress.
        (true, false, true),   // Retry after a failed download.
        (false, true, false),  // A new check clears the previous update.
        (false, false, false), // Up to date.
    ] {
        kanbangit_native::refresh_update_menu_for_smoke_test(&app, available, busy);
        if item.is_enabled().map_err(|error| error.to_string())? != expected {
            return Err(format!(
                "Native install menu has wrong state: available={available}, busy={busy}"
            ));
        }
    }
    Ok(())
}

#[cfg(target_os = "macos")]
#[tauri::command]
fn updater_smoke_report(app: tauri::AppHandle, passed: bool, reason: String) {
    use tauri::Manager;
    println!("Updater WebView test: passed={passed}, {reason}");
    app.state::<std::sync::Arc<std::sync::atomic::AtomicBool>>()
        .store(passed, std::sync::atomic::Ordering::SeqCst);
    app.exit(if passed { 0 } else { 1 });
}

#[cfg(target_os = "macos")]
fn main() {
    use std::sync::{
        atomic::{AtomicBool, Ordering},
        Arc,
    };
    use tauri::webview::PageLoadEvent;
    let passed = Arc::new(AtomicBool::new(false));
    let config: serde_json::Value =
        serde_json::from_str(include_str!("../tauri.conf.json")).unwrap();
    let expected_installed = format!(
        "Installed version {} (build {})",
        config["version"].as_str().unwrap(),
        config["bundle"]["macOS"]["bundleVersion"].as_str().unwrap()
    );

    let plugin = tauri::plugin::Builder::<tauri::Wry>::new("updater-smoke")
        .js_init_script(format!("window.expectedInstalled = {};", serde_json::to_string(&expected_installed).unwrap()))
        .on_page_load(|window, payload| {
            if window.label() != "updates" || payload.event() != PageLoadEvent::Finished { return; }
            window.eval(r#"
            (async () => {
                try {
                    for (let i = 0; i < 100 && !window.updateStatus; i++) await new Promise(r => setTimeout(r, 50));
                    if (!window.updateStatus) throw new Error('Update UI did not load');
                    const $ = id => document.getElementById(id);
                    for (let i = 0; i < 100 && !$('installed').textContent; i++) await new Promise(r => setTimeout(r, 50));
                    if ($('installed').textContent !== window.expectedInstalled) throw new Error('Actual installed version/build failed: ' + $('installed').textContent);
                    await window.__TAURI_INTERNALS__.invoke('updater_smoke_menu');
                    const state = { phase: 'current', currentVersion: '0.1.2', build: '2', version: null, notes: null, downloaded: 0, total: null, error: null, preferences: { automatic: true, intervalHours: 6 } };
                    window.updateStatus(state);
                    if (!$('installed').textContent.includes('0.1.2 (build 2)') || !$('install').hidden || $('check').disabled) throw new Error('Current version state failed');
                    Object.assign(state, { phase: 'available', version: '0.1.3', notes: '<script>unsafe()</script>\nRelease notes' });
                    window.updateStatus(state);
                    if ($('install').hidden || $('release-notes').querySelector('script') || !$('release-notes').textContent.includes('<script>')) throw new Error('Available state or text escaping failed');
                    $('install').click();
                    if ($('install-confirmation').hidden || !$('install-confirmation').textContent.includes('Unsaved inputs')) throw new Error('Missing restart confirmation');
                    $('cancel-install').click();
                    if (!$('install-confirmation').hidden) throw new Error('Cancel failed');
                    Object.assign(state, { phase: 'downloading', downloaded: 500, total: 1000 }); window.updateStatus(state);
                    if (!$('check').disabled || !$('install').hidden || $('download-progress').value !== 500) throw new Error('Progress state failed');
                    Object.assign(state, { phase: 'error', error: 'signatureError' }); window.updateStatus(state);
                    if ($('install').hidden || !$('update-error').textContent.includes('Nothing was installed')) throw new Error('Retry failed');
                    state.preferences.automatic = false; window.updateStatus(state);
                    if ($('automatic').checked || !$('interval').disabled) throw new Error('Opt out failed');
                    await window.__TAURI_INTERNALS__.invoke('updater_smoke_report', { passed: true, reason: '' });
                } catch (error) {
                    await window.__TAURI_INTERNALS__.invoke('updater_smoke_report', { passed: false, reason: error.message });
                }
            })();
            "#).unwrap();
        })
        .build();
    let mut context = kanbangit_native::context();
    context.config_mut().identifier = format!("de.kanbangit.smoke.updates.{}", std::process::id());
    let app = kanbangit_native::builder()
        .manage(passed.clone())
        .invoke_handler(tauri::generate_handler![
            updater_smoke_report,
            updater_smoke_menu
        ])
        .plugin(plugin)
        .build(context)
        .expect("App must start");
    let handle = app.handle().clone();
    std::thread::spawn(move || {
        std::thread::sleep(std::time::Duration::from_secs(30));
        handle.exit(1);
    });
    app.run_return(|_, _| {});
    assert!(passed.load(Ordering::SeqCst), "Updater UI test must pass");
}
#[cfg(not(target_os = "macos"))]
fn main() {
    panic!("Requires macOS");
}