import { defineConfig, loadEnv, ConfigEnv } from "vite";
import vue from "@vitejs/plugin-vue";
import path from "path";
import { createSvgIconsPlugin } from "vite-plugin-svg-icons";
import AutoImport from "unplugin-auto-import/vite";
import Components from "unplugin-vue-components/vite";
import IconsResolver from "unplugin-icons/resolver";
import Icons from "unplugin-icons/vite";
import { ElementPlusResolver } from "unplugin-vue-components/resolvers";
import { VueUseComponentsResolver } from "unplugin-vue-components/resolvers";
import postcsspxtoviewport from "postcss-px-to-viewport";
import legacyPlugin from "@vitejs/plugin-legacy";

// https://vitejs.dev/config/
export default ({ mode }: ConfigEnv) => {
  const env = loadEnv(mode, process.cwd());
  return defineConfig({
    plugins: [
      vue(),
      createSvgIconsPlugin({
        iconDirs: [path.resolve(process.cwd(), "src/assets/icons")],
        symbolId: "icon-[dir]-[name]",
      }),
      AutoImport({
        imports: ["vue", "vue-router", "pinia", "@vueuse/core", { axios: [["default", "axios"]] }],
        resolvers: [ElementPlusResolver(), IconsResolver({})],
        vueTemplate: true,
        dts: path.resolve(__dirname, "types", "auto-imports.d.ts"),
      }),
      Components({
        resolvers: [ElementPlusResolver(), IconsResolver({ prefix: "icon", enabledCollections: ["ep"] }), VueUseComponentsResolver()],
        dts: path.resolve(__dirname, "types", "components.d.ts"),
      }),
      // 图标库 'https://fontawesome.com.cn/v5' 'https://icones.netlify.app/' 'https://icon-sets.iconify.design/'
      Icons({ autoInstall: true }),
      legacyPlugin({
        targets: ["chrome 52"], // 需要兼容的目标列表，可以设置多个
        additionalLegacyPolyfills: ["regenerator-runtime/runtime"], // 面向IE11时需要此插件
      }),
    ],
    resolve: {
      alias: {
        "@": path.resolve(__dirname, "./src"),
      },
    },
    css: {
      preprocessorOptions: {
        scss: {
          additionalData: `@import "@/assets/styles/variables.scss";`,
          javascriptEnabled: true,
        },
      },
      postcss: {
        plugins: [
          postcsspxtoviewport({
            unitToConvert: "px", // 要转化的单位
            viewportWidth: 1920, // 要转化的单位
            unitPrecision: 6, // 转换后的精度，即小数点位数
            propList: ["*"], // 指定转换的css属性的单位，*代表全部css属性的单位都进行转换
            viewportUnit: "vw", // 指定需要转换成的视窗单位，默认vw
            fontViewportUnit: "vw", // 指定字体需要转换成的视窗单位，默认vw
            selectorBlackList: [], // 指定不转换为视窗单位的类名，
            minPixelValue: 1, // 默认值1，小于或等于1px则不进行转换
            mediaQuery: true, // 是否在媒体查询的css代码中也进行转换，默认false
            replace: true, // 是否转换后直接更换属性值
            landscape: false, // 是否处理横屏情况
          }),
        ],
      },
    },
    // server: {
    //   host: "0.0.0.0",
    //   port: 80,
    //   proxy: {
    //     "/api": {
    //       target: "http://localhost:8080",
    //       ws: true,
    //       changeOrigin: true,
    //       rewrite: (path) => path.replace(/^\/api/, ""),
    //     },
    //   },
    // },
  });
};