import { defineConfig, loadEnv, ConfigEnv, UserConfig } from 'vite'
import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
import vue from '@vitejs/plugin-vue'
import path from 'path'
import { wrapperEnv } from './build/getEnv'
import { createProxy } from './build/proxy'

import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'

export default defineConfig(({ mode }: ConfigEnv): UserConfig => {
  const root = process.cwd()
  const env = loadEnv(mode, root)
  const viteEnv = wrapperEnv(env)
  return {
    plugins: [
      vue(),
      // svg图标配置，可以使用svg图标
      createSvgIconsPlugin({
        iconDirs: [path.resolve(process.cwd(), 'src/assets/icons')],
        symbolId: 'icon-[dir]-[name]',
      }),
      AutoImport({
        resolvers: [ElementPlusResolver({
          importStyle: 'sass',
        })],
      }),
      Components({
        resolvers: [ElementPlusResolver({
          importStyle: 'sass',
        })],
      }),
    ],
    // 基础配置
    base: viteEnv.VITE_PUBLIC_PATH,
    root,
    publicDir: 'public',
    resolve: {
      alias: {
        '@': path.resolve(__dirname, 'src'),
        'vue-i18n': 'vue-i18n/dist/vue-i18n.cjs.js',
      },
    },
    css: {
      preprocessorOptions: {
        scss: {
          prependData: `@import "@/styles/var.scss";`,
        },
      },
    },
    build: {
      outDir: 'dist',
      assetsDir: 'assets',
      assetsInlineLimit: 4096,
      cssCodeSplit: true,
      sourcemap: false,
      minify: 'terser',
      terserOptions: {
        compress: {
          // 生产环境去除console及debug
          drop_console: false,
          drop_debugger: true,
        },
      },
    },
    server: {
      host: '0.0.0.0',
      port: viteEnv.VITE_PORT,
      open: viteEnv.VITE_OPEN,
      cors: true,
      proxy: createProxy(viteEnv.VITE_PROXY),
    },
  }
})