import config from './config.js';
import ACInfinityClient from './ac-client.js';
import WSClient from './ws-client.js';

console.log('='.repeat(50));
console.log('AC Infinity Agent');
console.log('='.repeat(50));

// Validate configuration
if (!config.apiKey) {
    console.error('Error: API_KEY is required');
    process.exit(1);
}
if (!config.acEmail || !config.acPassword) {
    console.error('Error: AC_EMAIL and AC_PASSWORD are required');
    process.exit(1);
}

// Initialize clients
const acClient = new ACInfinityClient(
    config.acApiHost,
    config.acEmail,
    config.acPassword
);

const wsClient = new WSClient(config.serverUrl, config.apiKey);

// Polling function
async function pollSensors() {
    try {
        const readings = await acClient.getSensorReadings();

        if (readings.length > 0) {
            console.log(`[Poll] Sending ${readings.length} readings`);
            wsClient.sendReadings(readings);
        } else {
            console.log('[Poll] No readings available');
        }
    } catch (err) {
        console.error('[Poll] Error:', err.message);

        // Re-login if authentication failed
        if (err.message.includes('not logged in')) {
            console.log('[Poll] Attempting re-login...');
            try {
                await acClient.login();
            } catch (loginErr) {
                console.error('[Poll] Re-login failed:', loginErr.message);
            }
        }
    }
}

// Main function
async function main() {
    try {
        // Login to AC Infinity
        await acClient.login();

        // Connect to WebSocket server
        await wsClient.connect();

        // Start polling
        console.log(`[Main] Starting polling every ${config.pollIntervalMs / 1000}s`);

        // Poll immediately
        await pollSensors();

        // Then poll at interval
        setInterval(pollSensors, config.pollIntervalMs);

    } catch (err) {
        console.error('[Main] Fatal error:', err.message);
        process.exit(1);
    }
}

// Graceful shutdown
function shutdown() {
    console.log('\n[Agent] Shutting down...');
    wsClient.close();
    process.exit(0);
}

process.on('SIGINT', shutdown);
process.on('SIGTERM', shutdown);

// Start
main();