const async = require('async');

class Teamspeak2 extends require('./core') {
	run(state) {
		async.series([
			(c) => {
				this.sendCommand('sel '+this.options.port, (data) => {
					if(data !== '[TS]') this.fatal('Invalid header');
					c();
				});
			},
			(c) => {
				this.sendCommand('si', (data) => {
					for (const line of data.split('\r\n')) {
                        const equals = line.indexOf('=');
                        const key = equals === -1 ? line : line.substr(0,equals);
                        const value = equals === -1 ? '' : line.substr(equals+1);
						state.raw[key] = value;
					}
					c();
				});
			},
			(c) => {
				this.sendCommand('pl', (data) => {
                    const split = data.split('\r\n');
                    const fields = split.shift().split('\t');
					for (const line of split) {
                        const split2 = line.split('\t');
                        const player = {};
						split2.forEach((value,i) => {
                            let key = fields[i];
							if(!key) return;
							if(key === 'nick') key = 'name';
							const m = value.match(/^"(.*)"$/);
							if(m) value = m[1];
							player[key] = value;
						});
						state.players.push(player);
					}
					c();
				});
			},
			(c) => {
				this.sendCommand('cl', (data) => {
                    const split = data.split('\r\n');
                    const fields = split.shift().split('\t');
					state.raw.channels = [];
					for (const line of split) {
                        const split2 = line.split('\t');
                        const channel = {};
						split2.forEach((value,i) => {
                            const key = fields[i];
							if(!key) return;
							const m = value.match(/^"(.*)"$/);
							if(m) value = m[1];
							channel[key] = value;
						});
						state.raw.channels.push(channel);
					}
					c();
				});
			},
			(c) => {
				this.finish(state);
			}
		]);
	}
	sendCommand(cmd,c) {
		this.tcpSend(cmd+'\x0A', (buffer) => {
			if(buffer.length < 6) return;
			if(buffer.slice(-6).toString() !== '\r\nOK\r\n') return;
			c(buffer.slice(0,-6).toString());
			return true;
		});
	}
}

module.exports = Teamspeak2;