if (require('electron-squirrel-startup')) {
    process.exit(0);
}

const { app, BrowserWindow, shell, ipcMain } = require('electron');
const { createWindow, updateGlobalShortcuts } = require('./utils/window');
const { setupAIProviderIpcHandlers } = require('./utils/ai-provider-manager');
const { stopMacOSAudioCapture } = require('./utils/gemini');
const { initLogger, closeLogger, getLogPath } = require('./utils/logger');
const storage = require('./storage');

const geminiSessionRef = { current: null };
let mainWindow = null;

function sendToRenderer(channel, data) {
    const windows = BrowserWindow.getAllWindows();
    if (windows.length > 0) {
        windows[0].webContents.send(channel, data);
    }
}

function createMainWindow() {
    mainWindow = createWindow(sendToRenderer, geminiSessionRef);
    return mainWindow;
}

app.whenReady().then(async () => {
    // Initialize file logger first
    const logPath = initLogger();
    console.log('App starting, log file:', logPath);

    // Initialize storage (checks version, resets if needed)
    storage.initializeStorage();

    createMainWindow();
    setupAIProviderIpcHandlers(geminiSessionRef);
    setupStorageIpcHandlers();
    setupGeneralIpcHandlers();

    // Add handler to get log path from renderer
    ipcMain.handle('get-log-path', () => getLogPath());

    // Add handler for renderer logs (so they go to the log file)
    ipcMain.on('renderer-log', (event, { level, message }) => {
        const prefix = '[RENDERER]';
        if (level === 'error') console.error(prefix, message);
        else if (level === 'warn') console.warn(prefix, message);
        else console.log(prefix, message);
    });
});

app.on('window-all-closed', () => {
    stopMacOSAudioCapture();
    closeLogger();
    if (process.platform !== 'darwin') {
        app.quit();
    }
});

app.on('before-quit', () => {
    stopMacOSAudioCapture();
    closeLogger();
});

app.on('activate', () => {
    if (BrowserWindow.getAllWindows().length === 0) {
        createMainWindow();
    }
});

function setupStorageIpcHandlers() {
    // ============ CONFIG ============
    ipcMain.handle('storage:get-config', async () => {
        try {
            return { success: true, data: storage.getConfig() };
        } catch (error) {
            console.error('Error getting config:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-config', async (event, config) => {
        try {
            storage.setConfig(config);
            return { success: true };
        } catch (error) {
            console.error('Error setting config:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:update-config', async (event, key, value) => {
        try {
            storage.updateConfig(key, value);
            return { success: true };
        } catch (error) {
            console.error('Error updating config:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ CREDENTIALS ============
    ipcMain.handle('storage:get-credentials', async () => {
        try {
            return { success: true, data: storage.getCredentials() };
        } catch (error) {
            console.error('Error getting credentials:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-credentials', async (event, credentials) => {
        try {
            storage.setCredentials(credentials);
            return { success: true };
        } catch (error) {
            console.error('Error setting credentials:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:get-api-key', async () => {
        try {
            return { success: true, data: storage.getApiKey() };
        } catch (error) {
            console.error('Error getting API key:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-api-key', async (event, apiKey) => {
        try {
            storage.setApiKey(apiKey);
            return { success: true };
        } catch (error) {
            console.error('Error setting API key:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:get-openai-credentials', async () => {
        try {
            return { success: true, data: storage.getOpenAICredentials() };
        } catch (error) {
            console.error('Error getting OpenAI credentials:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-openai-credentials', async (event, config) => {
        try {
            storage.setOpenAICredentials(config);
            return { success: true };
        } catch (error) {
            console.error('Error setting OpenAI credentials:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:get-openai-sdk-credentials', async () => {
        try {
            return { success: true, data: storage.getOpenAISDKCredentials() };
        } catch (error) {
            console.error('Error getting OpenAI SDK credentials:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-openai-sdk-credentials', async (event, config) => {
        try {
            storage.setOpenAISDKCredentials(config);
            return { success: true };
        } catch (error) {
            console.error('Error setting OpenAI SDK credentials:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ PREFERENCES ============
    ipcMain.handle('storage:get-preferences', async () => {
        try {
            return { success: true, data: storage.getPreferences() };
        } catch (error) {
            console.error('Error getting preferences:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-preferences', async (event, preferences) => {
        try {
            storage.setPreferences(preferences);
            return { success: true };
        } catch (error) {
            console.error('Error setting preferences:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:update-preference', async (event, key, value) => {
        try {
            storage.updatePreference(key, value);
            return { success: true };
        } catch (error) {
            console.error('Error updating preference:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ KEYBINDS ============
    ipcMain.handle('storage:get-keybinds', async () => {
        try {
            return { success: true, data: storage.getKeybinds() };
        } catch (error) {
            console.error('Error getting keybinds:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:set-keybinds', async (event, keybinds) => {
        try {
            storage.setKeybinds(keybinds);
            return { success: true };
        } catch (error) {
            console.error('Error setting keybinds:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ HISTORY ============
    ipcMain.handle('storage:get-all-sessions', async () => {
        try {
            return { success: true, data: storage.getAllSessions() };
        } catch (error) {
            console.error('Error getting sessions:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:get-session', async (event, sessionId) => {
        try {
            return { success: true, data: storage.getSession(sessionId) };
        } catch (error) {
            console.error('Error getting session:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:save-session', async (event, sessionId, data) => {
        try {
            storage.saveSession(sessionId, data);
            return { success: true };
        } catch (error) {
            console.error('Error saving session:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:delete-session', async (event, sessionId) => {
        try {
            storage.deleteSession(sessionId);
            return { success: true };
        } catch (error) {
            console.error('Error deleting session:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:delete-all-sessions', async () => {
        try {
            storage.deleteAllSessions();
            return { success: true };
        } catch (error) {
            console.error('Error deleting all sessions:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ LIMITS ============
    ipcMain.handle('storage:get-today-limits', async () => {
        try {
            return { success: true, data: storage.getTodayLimits() };
        } catch (error) {
            console.error('Error getting today limits:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ CLEAR ALL ============
    ipcMain.handle('storage:clear-all', async () => {
        try {
            storage.clearAllData();
            return { success: true };
        } catch (error) {
            console.error('Error clearing all data:', error);
            return { success: false, error: error.message };
        }
    });

    // ============ MIGRATION ============
    ipcMain.handle('storage:has-old-config', async () => {
        try {
            return { success: true, data: storage.hasOldConfig() };
        } catch (error) {
            console.error('Error checking old config:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('storage:migrate-from-old-config', async () => {
        try {
            const success = storage.migrateFromOldConfig();
            return { success: true, data: success };
        } catch (error) {
            console.error('Error migrating from old config:', error);
            return { success: false, error: error.message };
        }
    });
}

function setupGeneralIpcHandlers() {
    ipcMain.handle('get-app-version', async () => {
        return app.getVersion();
    });

    ipcMain.handle('open-logs-folder', async () => {
        try {
            const logPath = getLogPath();
            const logsDir = require('path').dirname(logPath);
            await shell.openPath(logsDir);
            return { success: true, path: logsDir };
        } catch (error) {
            console.error('Error opening logs folder:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('quit-application', async event => {
        try {
            stopMacOSAudioCapture();
            app.quit();
            return { success: true };
        } catch (error) {
            console.error('Error quitting application:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.handle('open-external', async (event, url) => {
        try {
            await shell.openExternal(url);
            return { success: true };
        } catch (error) {
            console.error('Error opening external URL:', error);
            return { success: false, error: error.message };
        }
    });

    ipcMain.on('update-keybinds', (event, newKeybinds) => {
        if (mainWindow) {
            // Also save to storage
            storage.setKeybinds(newKeybinds);
            updateGlobalShortcuts(newKeybinds, mainWindow, sendToRenderer, geminiSessionRef);
        }
    });

    // Debug logging from renderer
    ipcMain.on('log-message', (event, msg) => {
        console.log(msg);
    });
}