Files
dvcp_v2_wechat_app/bin/tools.js
2022-05-12 11:26:36 +08:00

86 lines
2.1 KiB
JavaScript

const fsExtra = require('fs-extra')
const path = require('path')
const chalk = require('chalk')
const fs = require('fs')
/**
* 将函数封装成promise
*/
const promisify = fn => {
return function () {
let args = arguments;
return new Promise(function (resolve, reject) {
[].push.call(args, function (err, result) {
if (err) {
console.log(err)
reject(err);
} else {
resolve(result);
}
});
fn.apply(null, args);
});
}
}
const readdir = promisify(fs.readdir)
const stat = promisify(fs.stat)
/**
* 封装打印工具
*/
const {log} = console
const chalkTag = {
info: msg => log([chalk.bgBlue.black(' INFO '), msg].join(' ')),
done: msg => log([chalk.bgGreen.black(' DONE '), msg].join(' ')),
warn: msg => log([chalk.bgYellow.black(' WARN '), msg].join(' ')),
error: msg => log([chalk.bgRed.black(' ERROR '), msg].join(' ')),
}
/**
* 遍历应用的方法
*/
const findApp = (dir, cb) => {
fsExtra.ensureDirSync(dir)
return readdir(dir).then(apps => {
return Promise.all(apps.map(e => {
let cPath = path.join(dir, e)
return stat(cPath).then(state => {
if (state.isDirectory()) {
return findApp(cPath, cb)
} else if (state.isFile()) {
cb && cb(dir)
}
})
}) || [])
})
}
const findPages = (dir, cb) => {
fsExtra.ensureDirSync(dir)
return readdir(dir).then(apps => {
return Promise.all(apps.map(e => {
let cPath = path.join(dir, e)
return stat(cPath).then(state => {
if (state.isDirectory()) {
return findPages(cPath, cb)
} else if (state.isFile()) {
cb && cb(cPath)
}
})
}) || [])
})
}
const copyFiles = (dir, source = 'src/mods') => {
chalkTag.info(`开始扫描${source}...`)
return new Promise(resolve => {
fsExtra.emptyDir(dir, err => {
if (!err) {
fsExtra.copy(source, dir).then(() => {
chalkTag.done(source + ' 扫描完毕')
resolve()
})
}
})
})
}
module.exports = {findApp, chalkTag, fsExtra, copyFiles, fs, path, findPages}