import type { UserConfig, ConfigEnv } from 'vite';
import pkg from './package.json';
import dayjs from 'dayjs';
import { loadEnv, defineConfig } from 'vite';
import { resolve } from 'path';
import { generateModifyVars } from './build/generate/generateModifyVars';
import { createProxy } from './build/vite/proxy';
import { wrapperEnv } from './build/utils';
import { createVitePlugins } from './build/vite/plugin';
import { OUTPUT_DIR } from './build/constant';
import axios from 'axios';

function pathResolve(dir: string) {
  return resolve(process.cwd(), '.', dir);
}

const { dependencies, devDependencies, name, version } = pkg;
const __APP_INFO__ = {
  pkg: { dependencies, devDependencies, name, version },
  lastBuildTime: dayjs().format('YYYY-MM-DD HH:mm:ss'),
};

export default defineConfig(async ({ command, mode }: ConfigEnv): Promise<UserConfig> => {
  const root = process.cwd();

  const env = loadEnv(mode, root);
  // The boolean type read by loadEnv is a string. This function can be converted to boolean type
  const viteEnv = wrapperEnv(env);
  try {
    const res = await axios({ method: 'post', url: `${env.VITE_GLOB_DOMAIN_URL}/sysconfiguration/sysConfiguration/findconfig` });
    // @ts-ignore
    viteEnv.VITE_GLOB_APP_TITLE = res.data.result.name;
  } finally {
    const { VITE_PORT, VITE_PUBLIC_PATH, VITE_PROXY, VITE_DROP_CONSOLE } = viteEnv;

    const isBuild = command === 'build';

    return {
      base: VITE_PUBLIC_PATH,
      root,
      resolve: {
        alias: [
          {
            find: 'vue-i18n',
            replacement: 'vue-i18n/dist/vue-i18n.cjs.js',
          },
          // /@/xxxx => src/xxxx
          {
            find: /\/@\//,
            replacement: pathResolve('src') + '/',
          },
          // /#/xxxx => types/xxxx
          {
            find: /\/#\//,
            replacement: pathResolve('types') + '/',
          },
        ],
      },
      server: {
        // Listening on all local IPs
        host: true,
        https: false,
        port: VITE_PORT,
        // Load proxy configuration from .env
        proxy: createProxy(VITE_PROXY),
      },
      build: {
        minify: 'esbuild',
        target: 'es2015',
        cssTarget: 'chrome80',
        outDir: OUTPUT_DIR,
        terserOptions: {
          compress: {
            keep_infinity: true,
            // Used to delete console in production environment
            drop_console: VITE_DROP_CONSOLE,
            drop_debugger: true,
          },
        },
        // Turning off brotliSize display can slightly reduce packaging time
        reportCompressedSize: false,
        chunkSizeWarningLimit: 2000,
      },
      define: {
        // setting vue-i18-next
        // Suppress warning
        __INTLIFY_PROD_DEVTOOLS__: false,
        __APP_INFO__: JSON.stringify(__APP_INFO__),
      },
      css: {
        preprocessorOptions: {
          less: {
            modifyVars: generateModifyVars(),
            javascriptEnabled: true,
          },
        },
      },

      // The vite plugin used by the project. The quantity is large, so it is separately extracted and managed
      plugins: createVitePlugins(viteEnv, isBuild),

      optimizeDeps: {
        esbuildOptions: {
          target: 'es2020',
        },
        // @iconify/iconify: The dependency is dynamically and virtually loaded by @purge-icons/generated, so it needs to be specified explicitly
        include: [
          '@vue/runtime-core',
          '@vue/shared',
          '@iconify/iconify',
          'ant-design-vue/es/locale/zh_CN',
          'ant-design-vue/es/locale/en_US',
        ],
      },
    };
  }
});