vite.config.ts

import { defineConfig } from "vite";
import react from "@vitejs/plugin-react";
import { spawnSync } from 'child_process';

// using this plugin instead of adding the command to the tauri config prevents ecycle error in dev mode
const runPyInstall = () => {
  return {
    name: 'run-pyinstall',
    buildStart() {
      spawnSync('pnpm', ['pyinstall'], { stdio: 'inherit' });
    }
  };
};

const host = process.env.TAURI_DEV_HOST;

// https://vitejs.dev/config/
export default defineConfig(async () => ({
  plugins: [runPyInstall(), react()],

  // Vite options tailored for Tauri development and only applied in `tauri dev` or `tauri build`
  //
  // 1. prevent vite from obscuring rust errors
  clearScreen: false,
  // 2. tauri expects a fixed port, fail if that port is not available
  server: {
    port: 1420,
    strictPort: true,
    host: host || false,
    hmr: host
      ? {
        protocol: "ws",
        host,
        port: 1421,
      }
      : undefined,
    watch: {
      // 3. tell vite to ignore watching `src-tauri`
      ignored: ["**/src-tauri/**"],
    },
  },

  build: {
    outDir: "./dist-front"
  }
}));