import path from 'node:path'
import process from 'node:process'
import { FileSystemIconLoader } from 'unplugin-icons/loaders'
import type { PluginOption } from 'vite'
import Icons from 'unplugin-icons/vite'
import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
export function setupUnPluginIcon(viteEnv: Env.ImportMeta) {
  const { VITE_ICON_PREFIX, VITE_ICON_LOCAL_PREFIX } = viteEnv

  const localIconPath = path.join(process.cwd(), 'src/assets/svg-icon')
  /** The name of the local icon collection */
  const collectionName = VITE_ICON_LOCAL_PREFIX.replace(`${VITE_ICON_PREFIX}-`, '')

  const plugins: PluginOption[] = [
    createSvgIconsPlugin({
      iconDirs: [localIconPath],
      symbolId: `${VITE_ICON_LOCAL_PREFIX}-[dir]-[name]`,
      inject: 'body-last',
      customDomId: '__SVG_ICON_LOCAL__',
    }),
    Icons({
      compiler: 'vue3',
      customCollections: {
        [collectionName]: FileSystemIconLoader(localIconPath, (svg) =>
          svg.replace(/^<svg\s/, '<svg width="1em" height="1em" '),
        ),
      },
      scale: 1,
      defaultClass: 'inline-block',
    }),
  ]

  return plugins
}