import { resolve } from 'node:path'
import { defineConfig, externalizeDepsPlugin } from 'electron-vite'
import react from '@vitejs/plugin-react'

const root = process.cwd()

/**
 * electron 位于 devDependencies，externalizeDepsPlugin 只处理 dependencies，
 * 因此必须显式 external，否则 electron 的 Node 入口会被内联进主进程产物。
 */
// node-pty resolves its shipped native/prebuild resources relative to its own package.
// Preserve that package boundary instead of moving its loader into out/main.
const builtinsExternal = ['electron', 'node-pty']

export default defineConfig({
  main: {
    plugins: [externalizeDepsPlugin()],
    build: {
      rollupOptions: {
        input: resolve(root, 'src/main/index.ts'),
        external: builtinsExternal
      }
    },
    resolve: {
      alias: { '@shared': resolve(root, 'src/shared') }
    }
  },
  preload: {
    plugins: [externalizeDepsPlugin()],
    build: {
      rollupOptions: {
        input: resolve(root, 'src/preload/index.ts'),
        external: builtinsExternal,
        // sandbox: true 的 preload 必须是 CommonJS，ESM preload 只能配 sandbox: false
        output: { format: 'cjs', entryFileNames: 'index.cjs' }
      }
    },
    resolve: {
      alias: { '@shared': resolve(root, 'src/shared') }
    }
  },
  renderer: {
    root: resolve(root, 'src/renderer'),
    plugins: [react()],
    resolve: {
      alias: {
        '@renderer': resolve(root, 'src/renderer/src'),
        '@shared': resolve(root, 'src/shared')
      }
    },
    build: {
      rollupOptions: { input: { index: resolve(root, 'src/renderer/index.html'), settings: resolve(root, 'src/renderer/settings.html') } }
    }
  }
})