/**
 * 
 * @authors Tony.Deng (dengtongyu123@163.com)
 * @date    2018-05-03 17:11:02
 * @version 0.0.1
 */

const run = require('exec-cmd');
const path = require('path');
const blogUpdate = require('./updatefile');

const gitPath = '/var/local/githook/blog/';

exports.use = (app, log4js) => {

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

	app.post('/blog', (req, res) => {

		let data = req.body;

		if(data.ref != 'refs/heads/master') return;

		let updateCode = async () => {
			let str = '';
			if (data && data.commits && data.commits.length > 0) {
				let cmd = await run('git pull origin master', {
						cwd: gitPath
					})
					.then((arr) => {
						let res = arr[0];
						let code = arr[1];
						let buffer = arr[2];
						logger.info(res, code);

						return arr; //return run(targetPath + ' git remote show', {stdio: 'inherit'})
					})
					.catch((err) => {
						logger.error(err);
					});
				if(cmd && cmd[1] == 0) {
					let updateString = await blogUpdate.use(data, log4js);
					str += updateString;
				}				
			} else {
				str += '<p>post数据缺失！</p>';
			}

			return str;
		}

		updateCode().then((html) => {
			res.writeHead(200, {
				"Content-Type": "text/html;charset=utf-8"
			});
			res.end(html);
			logger.info(JSON.stringify(data));
		})
	});
}