import { defineConfig } from 'vite';
import vue from '@vitejs/plugin-vue';

export default defineConfig({
  plugins: [vue()],
  server: {
    proxy: {
      '/api': {
        target: 'http://localhost:7370',
        changeOrigin: true,
        configure: (proxy, options) => {
          proxy.on('proxyReq', (proxyReq, req, res) => {
            const apiUri = req.headers['x-api-uri'];
            if (apiUri) {
              const targetUrl = new URL(apiUri);
              options.target = targetUrl.origin;
              proxyReq.setHeader('host', targetUrl.host);
              
              // Rewrite path to include the API URI path
              const apiPath = targetUrl.pathname;
              const requestPath = req.url.replace('/api', '');
              proxyReq.path = `${apiPath}${requestPath}`;

              console.log(`Proxying to: ${options.target}${proxyReq.path}`);
            }

            if (req.headers['x-api-key']) {
              proxyReq.setHeader('X-Api-Key', req.headers['x-api-key']);
            }
          });

          proxy.on('error', (err, req, res) => {
            console.error('Proxy error:', err);
          });
        }
      }
    }
  }
});