uni-easy-pages/lib/watch.js

uni-app开发环境辅助生产工具

const fs = require('fs');
const path = require('path');
const CreatePages = require('./create-pages');
module.exports = class {
	constructor() {
		this.watchDirs = [
			path.join(path.resolve(), "pages"),
			path.join(path.resolve(), "config")
		];

		this.watchFileName =
			"pages.js,condition.js,easycom.js,globalStyle.js,extras.js,tabBar.js,leftWindow.js,topWindow.js,rightWindow.js";
	}

	static init() {
		return new this();
	}

	start() {
		console.log(
			"uni-app 开发辅助工具启动成功,开始监听文件变化...该工具只为简化开发人员工作,优化多人开发模式,负责将pages.json中的配置分解再合并的自动化工作,解决pages.json混乱的问题。因此pages.json不需要提交,pages.json 将会由其他文件自动生成"
		);
		let pagesJsonFilePath = path.join(path.resolve(), "pages.json");
		let createPages = CreatePages.init(this.watchDirs, this.watchFileName);
		createPages.start();
		this.watchDirs.forEach((item) => {
			((_path) => {
				fs.watch(_path, {
					recursive: true
				}, (eventType, filename) => {
					let filePath = path.join(_path, filename);
					let fileName = path.basename(filePath);
					// console.log(eventType,filename);
					if (this.watchFileName.indexOf(fileName) > -1) {
						if (fs.existsSync(pagesJsonFilePath)) {
							let state = fs.statSync(pagesJsonFilePath);
							let lastEditTime = state.mtimeMs;
							let now = new Date().getTime();
							if (now - lastEditTime > 20) {
								createPages.start();
							}
						}
					}

				});
			})(item);
		});
	}
}