import { defineConfig, loadEnv } from 'vite'
import react from '@vitejs/plugin-react'
import tailwindcss from '@tailwindcss/vite'
import path from 'path'
import { fileURLToPath } from 'url'

const __dirname = path.dirname(fileURLToPath(import.meta.url))

/** Ziel der Appwrite-API für den Dev-Proxy /v1 → … (wenn Client VITE_APPWRITE_ENDPOINT=http://localhost:5173/v1 nutzt) */
function resolveAppwriteProxyTarget(env) {
  const explicit = (env.VITE_APPWRITE_PROXY_TARGET || '').trim().replace(/\/$/, '')
  if (explicit) return explicit

  const ep = (env.VITE_APPWRITE_ENDPOINT || '').trim()
  if (!ep) return 'https://appwrite.webklar.com'
  try {
    const u = new URL(ep)
    if (u.hostname === 'localhost' || u.hostname === '127.0.0.1') {
      return 'https://appwrite.webklar.com'
    }
    return u.origin
  } catch {
    return 'https://appwrite.webklar.com'
  }
}

export default defineConfig(({ mode }) => {
  const env = loadEnv(mode, process.cwd(), '')
  const proxyTarget = resolveAppwriteProxyTarget(env)

  return {
    plugins: [react(), tailwindcss()],
    resolve: {
      alias: {
        '@': path.resolve(__dirname, './src'),
      },
    },
    server: {
      proxy: {
        '/api': {
          target: 'http://localhost:3001',
          changeOrigin: true,
        },
        '/v1': {
          target: proxyTarget,
          changeOrigin: true,
          secure: true,
          timeout: 120_000,
          proxyTimeout: 120_000,
        },
      },
    },
  }
})