import { sveltekit } from '@sveltejs/kit/vite';
import tailwindcss from '@tailwindcss/vite';
import { exec } from 'node:child_process';
import { readFileSync } from 'node:fs';
import { defineConfig } from 'vitest/config';

const postDevPackagePlugin = () => {
  const packageContent = JSON.parse(readFileSync('./package.json', { encoding: 'utf8' }));
  let timeout: ReturnType<typeof setTimeout> | undefined;
  return {
    name: 'run-command-on-change',
    handleHotUpdate: () => {
      clearTimeout(timeout);
      timeout = setTimeout(function() {
        exec(packageContent.scripts.package);
      }, 200);
    }
  } as const;
};

export default defineConfig({
  plugins: [tailwindcss(), sveltekit(), postDevPackagePlugin()],
  test: {
    include: ['src/**/*.{test,spec}.{js,ts}']
  }
});