vite.config.ts

import fs from "node:fs"
import { defineConfig } from "vite"
import vue from "@vitejs/plugin-vue"
import electron from "vite-plugin-electron/simple"
import pkg from "./package.json"
import { nodePolyfills } from "vite-plugin-node-polyfills"

// https://vitejs.dev/config/
export default defineConfig(({ command }) => {
  fs.rmSync("dist-electron", { recursive: true, force: true })

  const isServe = command === "serve"
  const isBuild = command === "build"
  const sourcemap = isServe || !!process.env.VSCODE_DEBUG

  return {
    plugins: [
      vue(),
      nodePolyfills({
        globals: {
          Buffer: true,
        },
      }),
      electron({
        main: {
          // Shortcut of `build.lib.entry`
          entry: "electron/main/index.ts",
          onstart({ startup }) {
            if (process.env.VSCODE_DEBUG) {
              console.log(
                /* For `.vscode/.debug.script.mjs` */ "[startup] Electron App"
              )
            } else {
              startup()
            }
          },
          vite: {
            build: {
              sourcemap,
              minify: isBuild,
              outDir: "dist-electron/main",
              rollupOptions: {
                // Some third-party Node.js libraries may not be built correctly by Vite, especially `C/C++` addons,
                // we can use `external` to exclude them to ensure they work correctly.
                // Others need to put them in `dependencies` to ensure they are collected into `app.asar` after the app is built.
                // Of course, this is not absolute, just this way is relatively simple. :)
                external: Object.keys(
                  "dependencies" in pkg ? pkg.dependencies : {}
                ),
              },
            },
          },
        },
        preload: {
          // Shortcut of `build.rollupOptions.input`.
          // Preload scripts may contain Web assets, so use the `build.rollupOptions.input` instead `build.lib.entry`.
          input: "electron/preload/index.ts",
          vite: {
            build: {
              sourcemap: sourcemap ? "inline" : undefined, // #332
              minify: isBuild,
              outDir: "dist-electron/preload",
              rollupOptions: {
                external: Object.keys(
                  "dependencies" in pkg ? pkg.dependencies : {}
                ),
              },
            },
          },
        },
        // Ployfill the Electron and Node.js API for Renderer process.
        // If you want use Node.js in Renderer process, the `nodeIntegration` needs to be enabled in the Main process.
        // See 👉 https://github.com/electron-vite/vite-plugin-electron-renderer
        renderer: {},
      }),
    ],
    server:
      process.env.VSCODE_DEBUG &&
      (() => {
        const url = new URL(pkg.debug.env.VITE_DEV_SERVER_URL)
        return {
          host: url.hostname,
          port: +url.port,
        }
      })(),
    clearScreen: false,
  }
})