vite.config.js

import { defineConfig } from 'vite';
import react from '@vitejs/plugin-react';
import path from 'node:path';
import { execSync } from 'node:child_process';

// Custom plugin to inject commit hash
function commitHashPlugin() {
  return {
    name: 'commit-hash',
    config(config, { command }) {
      // Get current commit hash
      let commitHash = 'unknown';
      try {
        commitHash = execSync('git rev-parse --short HEAD', { encoding: 'utf8' }).trim();
      } catch (error) {
        console.warn('Failed to get git commit hash:', error.message);
      }
      
      // Inject as environment variable
      config.define = {
        ...config.define,
        __COMMIT_HASH__: JSON.stringify(commitHash),
      };
    },
  };
}

export default defineConfig({
  plugins: [react(), commitHashPlugin()],
  resolve: {
    alias: {
      '@': path.resolve(__dirname, 'src'),
      // Ensure every import (including inside external libs) resolves to the SAME
      // instance of React / React-DOM so that hooks work correctly.
      react: path.resolve(__dirname, 'node_modules/react'),
      'react-dom': path.resolve(__dirname, 'node_modules/react-dom'),
      'react/jsx-runtime': path.resolve(__dirname, 'node_modules/react/jsx-runtime')
    },
  },
  // Prevent Vite from pre-bundling its own duplicate react copies
  optimizeDeps: {
    include: ['react', 'react-dom'],
    dedupe: ['react', 'react-dom'],
  },
  server: {
    port: 9021,
    allowedHosts: ['anycast.dread.technology', 'cast.dread.technology', 'localhost', 'breadcast.ai', '*'],
    proxy: {
      '/api': {
        target: 'http://localhost:3001',
        changeOrigin: true,
      },
      '/generated': {
        target: 'http://localhost:3001',
        changeOrigin: true,
      },
      '/ws': {
        target: 'ws://localhost:3001',
        ws: true,
        changeOrigin: true,
      },
    },
  },
});