/* eslint-disable no-console */

const crypto = require('crypto');

function uuid() {
	if (typeof crypto.randomUUID === 'function') return crypto.randomUUID();
	return [4, 2, 2, 2, 6].map((len) => crypto.randomBytes(len).toString('hex')).join('-');
}

function requireWs() {
	try {
		return require('ws');
	} catch (_) {
		return require('/opt/jibo/Jibo/Skills/@be/be/node_modules/ws');
	}
}

const WebSocket = requireWs();

function parseArgs(argv) {
	const args = { url: '', mode: 'client_asr', text: 'yes I liked it', rules: ['globals/yes_no'] };
	for (let i = 2; i < argv.length; i += 1) {
		const a = argv[i];
		if (!a) continue;
		if (a.startsWith('ws://') || a.startsWith('wss://')) {
			args.url = a;
			continue;
		}
		if (a === '--stt') {
			args.mode = 'stt';
			continue;
		}
		if (a === '--client_asr') {
			args.mode = 'client_asr';
			continue;
		}
		if (a.indexOf('--mode=') === 0) {
			args.mode = String(a.split('=')[1] || '').trim() || args.mode;
			continue;
		}
		if (a.indexOf('--text=') === 0) {
			args.text = String(a.split('=')[1] || '');
			continue;
		}
		if (a.indexOf('--rules=') === 0) {
			const r = String(a.split('=')[1] || '');
			args.rules = r ? r.split(',').map((s) => s.trim()).filter(Boolean) : [];
			continue;
		}
	}
	return args;
}

const args = parseArgs(process.argv);
const url = args.url || 'ws://127.0.0.1:9000/v1/listen';

const ws = new WebSocket(url, {
	headers: {
		'x-jibo-transid': 'test-transid',
	},
});

ws.on('open', () => {
	console.log('connected', url);
	ws.send(JSON.stringify({
		type: 'CONTEXT',
		msgID: uuid(),
		ts: Date.now(),
		data: { runtime: {}, skill: {}, general: {} },
	}));
	if (String(args.mode).toLowerCase() === 'stt') {
		console.log('mode=stt: waiting for robot ASR via shim');
		ws.send(JSON.stringify({
			type: 'LISTEN',
			msgID: uuid(),
			ts: Date.now(),
			data: { hotphrase: false, rules: args.rules },
		}));
		return;
	}

	console.log('mode=client_asr:', JSON.stringify({ text: args.text, rules: args.rules }));
	ws.send(JSON.stringify({
		type: 'LISTEN',
		msgID: uuid(),
		ts: Date.now(),
		data: { hotphrase: false, rules: args.rules, mode: 'CLIENT_ASR' },
	}));
	ws.send(JSON.stringify({
		type: 'CLIENT_ASR',
		msgID: uuid(),
		ts: Date.now(),
		data: { text: args.text },
	}));
});

ws.on('message', (data) => {
	let msg;
	try {
		msg = JSON.parse(data.toString('utf8'));
	} catch (e) {
		console.log('binary/unknown', data);
		return;
	}
	console.log('rx', msg.type, msg.final ? '(final)' : '', msg.data ? '' : '');
	if (msg.type === 'LISTEN') {
		console.log(JSON.stringify(msg, null, 2));
		ws.close();
	}
});

ws.on('close', () => {
	console.log('closed');
	process.exit(0);
});

ws.on('error', (e) => {
	console.error('error', e && (e.stack || e.message || e));
	process.exit(1);
});