vite.config.js

import { defineConfig } from "vite";
import { svelte } from "@sveltejs/vite-plugin-svelte";
import replace from '@rollup/plugin-replace';
import { svelteSVG } from "rollup-plugin-svelte-svg";
import fs from 'fs';

const appLanguages = {};
{
	const languageFiles = fs.readdirSync('./i18n');
	let i = -1;
	while (++i < languageFiles.length) {
		const file = languageFiles[i];
		const fileName = file.substr(0, file.length - 5);
		const languageData = JSON.parse(fs.readFileSync('./i18n/' + file, { encoding: 'utf-8' }));
		appLanguages[fileName] = languageData;
	}
}

const production = process.env.TAURI_DEBUG != "true";

console.log('production', production);

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

	// 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,
		watch: {
			// 3. tell vite to ignore watching `src-tauri`
			ignored: ["**/src-tauri/**"],
		},
	},
	root: "app",
	publicDir: "../public",
	build: {
		inlineDynamicImports: true,
		outDir: "../dist",
		rollupOptions: {
			compilerOptions: {
				// enable run-time checks when not in production
				dev: !production
			},
			input: {
				app: './app/index.html',
			},
			plugins: [
				replace({
					'process.env.NODE_ENV': JSON.stringify(
						production ? 'production' : 'development'
					),
				}),
				svelteSVG(),
			]
		},
	},
	define: {
		'__GMPUBLISHER_APP_LANGUAGES__': JSON.stringify(JSON.stringify(appLanguages))
	}
}));