/**
 * 
 * @authors Tony.Deng (dengtongyu123@163.com)
 * @date    2018-05-17 11:18:41
 * @version $Id$
 */

const run = require('exec-cmd');
const path = require('path');

let cmdPath = '';

exports.use = async (data, log4js, debug) => {
	if(debug) {
		cmdPath = '/Users/dengtongyu/www/glass-player';
	}else{
		cmdPath = '/var/local/githook/glass-player/';
	}

	const logger = log4js.getLogger(path.parse(__filename).name);

	let build = false;
	let str = '';

	for (let i = 0; i < data.commits.length; i++) {
		let add = data.commits[i].added;
		let rm = data.commits[i].removed;
		let mdf = data.commits[i].modified;

		if (add.length > 0) {
			for (let index = 0; index < add.length; index++) {

				build = checkPath(add[index]);
				
				if(build) {
					str = await buildPlayer(build, logger);
					return {str:str, build:build};
				}
			}
		}

		if (mdf.length > 0) {
			for (let index = 0; index < mdf.length; index++) {

				build = checkPath(mdf[index]);
				
				if(build) {
					str = await buildPlayer(build, logger);
					return {str:str, build:build};
				}
			}
		}

		if (rm.length > 0) {
			for (let index = 0; index < rm.length; index++) {

				build = checkPath(rm[index]);
				
				if(build) {
					str = await buildPlayer(build, logger);
					return {str:str, build:build};
				}
			}
		}
	}

	str = '<p>本次提交没有src、public更新</p>';
	return {str:str, build:build};
}

checkPath = (path) => {
	let src = new RegExp('src/').test(path);
	let pub = new RegExp('public/').test(path);
	return (src || pub);
}

buildPlayer = async (build, logger) => {

	let str = '';

	let cmd = await run('npm run build', {
		cwd: cmdPath
	});

	if(cmd && cmd.length && cmd.length > 0) {
		let desc = cmd[0];
		let code = cmd[1];
		let buffer = cmd[2];
		logger.info(desc, code);
		str = '<p>glassplayer构建完成！</p>';
	}else{
		str = '<p>glassplayer构建失败！</p>';
		logger.info(str);
	}

	return str;
}