import { defineConfig } from 'vite';
import dts from 'vite-plugin-dts';
import vue from '@vitejs/plugin-vue';
import path from 'path';
const fs = require('fs-extra');
import config from './package.json';
import configPkg from './src/config.json';
import { transformFinalCode, DEFAULT_Components } from './transformFinalCode';

const banner = `/*!
* ${config.name} v${config.version} ${new Date()}
* (c) 2022 @jdf2e.
* Released under the MIT License.
*/`;

let input = {};

configPkg.nav.map((item) => {
  item.packages.forEach((element) => {
    let { name } = element;
    // if (name.toLowerCase().indexOf('calendar') != -1) {
    const filePath = path.join(`./src/packages/__VUE/${name.toLowerCase()}/index.taro.vue`);
    input[name] = `./src/packages/__VUE/${name.toLowerCase()}/index${fs.existsSync(filePath) ? '.taro' : ''}.vue`;
    // }
  });
});

export default defineConfig({
  resolve: {
    alias: [{ find: '@', replacement: path.resolve(__dirname, './src') }]
  },
  plugins: [
    vue({
      template: {
        compilerOptions: {
          isCustomElement: (tag) => {
            return (
              tag.startsWith('scroll-view') ||
              tag.startsWith('swiper') ||
              tag.startsWith('swiper-item') ||
              tag.startsWith('picker') ||
              tag.startsWith('picker-view') ||
              tag.startsWith('picker-view-column')
            );
          },
          whitespace: 'preserve',
          nodeTransforms: [
            (node) => {
              if (node.type === 1 /* ELEMENT */) {
                const nodeName = node.tag;
                if (DEFAULT_Components.has(nodeName)) {
                  // node.tag = `taro-${nodeName}`,
                  node.tagType = 1; /* 0: ELEMENT, 1: COMPONENT */
                }
              }
            }
          ]
        }
      }
    }),
    dts({
      insertTypesEntry: true,
      copyDtsFiles: false,
      cleanVueFileName: false,
      outputDir: path.resolve(__dirname, './dist/types'),
      include: path.resolve(__dirname, './src/packages/__VUE'),
      beforeWriteFile: (filePath: string, content: string) => {
        const fileContent = `import { App, PropType, CSSProperties } from 'vue';
declare type Install<T> = T & {
  install(app: App): void;
};
`;
        const start = 'declare const _sfc_main:';
        const end = ';\nexport default _sfc_main;\n';
        let name = Object.keys(input).find((item: string) => item.toLowerCase() === filePath.split('/').slice(-2)[0]);
        name = name ? name : ' ';
        const remain = `
declare module 'vue' {
  interface GlobalComponents {
      Nut${name}: typeof _sfc_main;
  }
}     
      `;
        const inputs = content.match(RegExp(`${start}([\\s\\S]*?)${end}`));
        const changeContent = inputs && inputs.length ? `${start} Install<${inputs[1]}>${end}${remain}` : content;
        return {
          filePath,
          content: fileContent + changeContent
        };
      }
    }),
    transformFinalCode({
      include: ['__VUE/.*/index.taro']
    })
  ],
  build: {
    minify: false,
    lib: {
      entry: '',
      name: 'index',
      // fileName: (format) => format,
      formats: ['es']
    },
    rollupOptions: {
      // 请确保外部化那些你的库中不需要的依赖
      external: ['vue', 'vue-router', '@tarojs/taro', '@/packages/locale'],
      input,
      output: {
        banner,
        paths: {
          '@/packages/locale': '../locale/lang'
        },
        dir: path.resolve(__dirname, './dist/packages/_es'),
        entryFileNames: '[name].js',
        plugins: []
      }
    },
    emptyOutDir: false
  }
});