import { execaCommand } from 'execa'
import path from 'path'
import fsExtra from 'fs-extra'
const { existsSync, remove, copy } = fsExtra
const cwd = process.cwd()
//打包发布路径，谨慎改动
const releaseRelativePath = './public/admin'
const distPath = path.resolve(cwd, 'dist')
const releasePath = path.resolve(cwd, releaseRelativePath)

async function build() {
    try {
        console.log(`开始执行 Vite 打包...`)
        await execaCommand('vite build', { stdio: 'inherit', encoding: 'utf-8', cwd })
        console.log(`Vite 打包完成.`)

        // 删除旧的发布目录
        if (existsSync(releasePath)) {
            console.log(`正在删除旧文件: ${releasePath}`)
            await remove(releasePath)
            console.log(`旧文件已删除: ${releasePath}`)
        }

        // 复制新文件到发布目录
        console.log(`文件正在复制 ==> ${releaseRelativePath}`)
        await copyFile(distPath, releasePath)
        console.log(`文件已复制 ==> ${releaseRelativePath}`)
    } catch (error) {
        console.error(`构建失败: ${error.message}`)
        throw error
    }
}

function copyFile(sourceDir, targetDir) {
    return new Promise((resolve, reject) => {
        copy(sourceDir, targetDir, err => {
            if (err) {
                reject(err)
            } else {
                resolve()
            }
        })
    })
}

build()