import { readFileSync } from 'fs';
import { Config, init } from './app';

const DEFAULT_CONFIG = process.env.CONFIG_FILE || '/app/config.json';

(async () => {
    const configFile = process.env.CONFIG_FILE || '/app/config.json';
    let config: Config
    try {
        config = JSON.parse(readFileSync(configFile || DEFAULT_CONFIG, 'utf8')) as Config;
    } catch (err) {
        console.log(`Config file at ${configFile || DEFAULT_CONFIG} not found`);
        process.exit(1);
    }
    const app = await init({ config });
    app.app.listen(process.env.PORT || 8000);
    console.log(`API service now listening on port ${process.env.PORT || 8000}`);
})();