import chalk from 'chalk';
import dotenv from 'dotenv';

let envPath: string | undefined;

if (process.env.MEET_CONFIG_DIR) {
	envPath = process.env.MEET_CONFIG_DIR;
} else if (process.env.NODE_ENV === 'development') {
	envPath = '.env.dev';
} else if (process.env.NODE_ENV === 'test' || process.env.NODE_ENV === 'ci') {
	envPath = '.env.test';
} else {
	envPath = undefined;
}

dotenv.config(envPath ? { path: envPath } : {});

export const {
	SERVER_PORT = 6080,
	SERVER_CORS_ORIGIN = '*',
	MEET_LOG_LEVEL = 'info',
	MEET_NAME_ID = 'openviduMeet',
	MEET_BASE_URL = '',

	/**
	 * Authentication configuration
	 *
	 * IMPORTANT:
	 * - These variables are only used the first time the server starts, storing their values in the database.
	 * - To change them after the initial start, use the OpenVidu Meet API instead of modifying these environment variables.
	 */
	MEET_INITIAL_ADMIN_USER = 'admin',
	MEET_INITIAL_ADMIN_PASSWORD = 'admin',
	MEET_INITIAL_API_KEY = '',

	MEET_COOKIE_SECURE = 'false',

	/**
	 * Webhook configuration
	 *
	 * IMPORTANT:
	 * - These variables are only used the first time the server starts, storing their values in the database.
	 * - To change them after the initial start, use the OpenVidu Meet API instead of modifying these environment variables.
	 */
	MEET_INITIAL_WEBHOOK_ENABLED = 'false',
	MEET_INITIAL_WEBHOOK_URL = '',

	// LiveKit configuration
	LIVEKIT_URL = 'ws://localhost:7880',
	LIVEKIT_URL_PRIVATE = LIVEKIT_URL, // Uses LIVEKIT_URL if not explicitly set
	LIVEKIT_API_KEY = 'devkey',
	LIVEKIT_API_SECRET = 'secret',

	MEET_BLOB_STORAGE_MODE = 's3', // Options: 's3', 'abs', 'gcs'

	// S3 or GCS configuration
	MEET_S3_BUCKET = 'openvidu-appdata',
	MEET_S3_SUBBUCKET = 'openvidu-meet',
	MEET_S3_SERVICE_ENDPOINT = 'http://localhost:9000',
	MEET_S3_ACCESS_KEY = 'minioadmin',
	MEET_S3_SECRET_KEY = 'minioadmin',
	MEET_AWS_REGION = 'us-east-1',
	MEET_S3_WITH_PATH_STYLE_ACCESS = 'true',

	//Azure Blob storage configuration
	MEET_AZURE_CONTAINER_NAME = 'openvidu-appdata',
	MEET_AZURE_SUBCONTAINER_NAME = 'openvidu-meet',
	MEET_AZURE_ACCOUNT_NAME = '',
	MEET_AZURE_ACCOUNT_KEY = '',

	// Redis configuration
	MEET_REDIS_HOST: REDIS_HOST = 'localhost',
	MEET_REDIS_PORT: REDIS_PORT = 6379,
	MEET_REDIS_USERNAME: REDIS_USERNAME = '',
	MEET_REDIS_PASSWORD: REDIS_PASSWORD = 'redispassword',
	MEET_REDIS_DB: REDIS_DB = '0',

	// Redis Sentinel configuration
	MEET_REDIS_SENTINEL_HOST_LIST: REDIS_SENTINEL_HOST_LIST = '',
	MEET_REDIS_SENTINEL_PASSWORD: REDIS_SENTINEL_PASSWORD = '',
	MEET_REDIS_SENTINEL_MASTER_NAME: REDIS_SENTINEL_MASTER_NAME = 'openvidu',

	// Deployment configuration
	MODULES_FILE = undefined,
	MODULE_NAME = 'openviduMeet',
	ENABLED_MODULES = ''
} = process.env;

export function checkModuleEnabled() {
	if (MODULES_FILE) {
		const moduleName = MODULE_NAME;
		const enabledModules = ENABLED_MODULES.split(',').map((module) => module.trim());

		if (!enabledModules.includes(moduleName)) {
			console.error(`Module ${moduleName} is not enabled`);
			process.exit(0);
		}
	}
}

export const logEnvVars = () => {
	const credential = chalk.yellow;
	const text = chalk.cyanBright;

	console.log(' ');
	console.log('---------------------------------------------------------');
	console.log('OpenVidu Meet Server Configuration');
	console.log('---------------------------------------------------------');
	console.log('SERVICE NAME ID: ', text(MEET_NAME_ID));
	console.log('CORS ORIGIN:', text(SERVER_CORS_ORIGIN));
	console.log('MEET LOG LEVEL: ', text(MEET_LOG_LEVEL));
	console.log('MEET BLOB STORAGE MODE:', text(MEET_BLOB_STORAGE_MODE));
	console.log('MEET INITIAL ADMIN USER: ', credential('****' + MEET_INITIAL_ADMIN_USER.slice(-3)));
	console.log('MEET INITIAL ADMIN PASSWORD: ', credential('****' + MEET_INITIAL_ADMIN_PASSWORD.slice(-3)));

	if (!MEET_INITIAL_API_KEY) {
		console.log(chalk.red('MEET INITIAL API KEY: none'));
	} else {
		console.log('MEET INITIAL API KEY: ', credential('****' + MEET_INITIAL_API_KEY.slice(-3)));
	}

	console.log('MEET INITIAL WEBHOOK ENABLED:', text(MEET_INITIAL_WEBHOOK_ENABLED));

	if (MEET_INITIAL_WEBHOOK_ENABLED === 'true') {
		console.log('MEET INITIAL WEBHOOK URL:', text(MEET_INITIAL_WEBHOOK_URL));
	}

	console.log('---------------------------------------------------------');
	console.log('LIVEKIT Configuration');
	console.log('---------------------------------------------------------');
	console.log('LIVEKIT URL: ', text(LIVEKIT_URL));
	console.log('LIVEKIT URL PRIVATE: ', text(LIVEKIT_URL_PRIVATE));
	console.log('LIVEKIT API SECRET: ', credential('****' + LIVEKIT_API_SECRET.slice(-3)));
	console.log('LIVEKIT API KEY: ', credential('****' + LIVEKIT_API_KEY.slice(-3)));
	console.log('---------------------------------------------------------');

	if (MEET_BLOB_STORAGE_MODE === 's3') {
		console.log('S3 Configuration');
		console.log('---------------------------------------------------------');
		console.log('MEET S3 BUCKET:', text(MEET_S3_BUCKET));
		console.log('MEET S3 SERVICE ENDPOINT:', text(MEET_S3_SERVICE_ENDPOINT));
		console.log('MEET S3 ACCESS KEY:', credential('****' + MEET_S3_ACCESS_KEY.slice(-3)));
		console.log('MEET S3 SECRET KEY:', credential('****' + MEET_S3_SECRET_KEY.slice(-3)));
		console.log('MEET AWS REGION:', text(MEET_AWS_REGION));
		console.log('MEET S3 WITH PATH STYLE ACCESS:', text(MEET_S3_WITH_PATH_STYLE_ACCESS));
		console.log('---------------------------------------------------------');
	} else if (MEET_BLOB_STORAGE_MODE === 'abs') {
		console.log('Azure Blob Storage Configuration');
		console.log('---------------------------------------------------------');
		console.log('MEET AZURE ACCOUNT NAME:', text(MEET_AZURE_ACCOUNT_NAME));
		console.log('MEET AZURE ACCOUNT KEY:', credential('****' + MEET_AZURE_ACCOUNT_KEY.slice(-3)));
		console.log('MEET AZURE CONTAINER NAME:', text(MEET_AZURE_CONTAINER_NAME));
		console.log('---------------------------------------------------------');
	} else if (MEET_BLOB_STORAGE_MODE === 'gcs') {
		console.log('GCS Configuration');
		console.log('---------------------------------------------------------');
		console.log('MEET GCS BUCKET:', text(MEET_S3_BUCKET));
		console.log('---------------------------------------------------------');
	}

	console.log('Redis Configuration');
	console.log('---------------------------------------------------------');
	console.log('REDIS HOST:', text(REDIS_HOST));
	console.log('REDIS PORT:', text(REDIS_PORT));
	console.log('REDIS USERNAME:', credential('****' + REDIS_USERNAME.slice(-3)));
	console.log('REDIS PASSWORD:', credential('****' + REDIS_PASSWORD.slice(-3)));

	if (REDIS_SENTINEL_HOST_LIST !== '') {
		console.log('REDIS SENTINEL IS ENABLED');
		console.log('REDIS SENTINEL HOST LIST:', text(REDIS_SENTINEL_HOST_LIST));
	}

	console.log('---------------------------------------------------------');
	console.log(' ');
};