/// <reference types="vitest/config" />
import tailwindcss from '@tailwindcss/vite'
import react from '@vitejs/plugin-react'
import { defineConfig } from 'vite'

// https://vite.dev/config/
export default defineConfig({
  plugins: [react(), tailwindcss()],
  test: {
    environment: 'jsdom',
    // Give jsdom a real origin so the client's relative `/api/...` fetches
    // resolve to an absolute URL MSW can intercept.
    environmentOptions: { jsdom: { url: 'http://localhost' } },
    globals: true,
    setupFiles: ['./src/test/setup.ts'],
    // Keep the future Playwright e2e suite out of the Vitest run.
    exclude: ['**/node_modules/**', '**/dist/**', 'e2e/**'],
    coverage: {
      provider: 'v8',
      include: ['src/**/*.{ts,tsx}'],
      exclude: [
        'src/main.tsx', // app mount point — no logic to test
        'src/**/*.test.{ts,tsx}', // the tests themselves
        'src/test/**', // test harness (MSW server/setup)
        'src/vite-env.d.ts',
        'src/types/**', // type-only declarations
      ],
      // Floors set a touch below current (≈98% lines) to catch regressions
      // without being brittle. Raise as coverage climbs; the goal is "no silent
      // backslide", not gaming a round number.
      thresholds: {
        statements: 95,
        branches: 90,
        functions: 95,
        lines: 95,
      },
    },
  },
  server: {
    host: '0.0.0.0',
    port: 5173,
    strictPort: true,
    // Polling + explicit HMR client port make file-watch and the HMR
    // websocket work reliably when Vite runs inside a (podman) container.
    watch: { usePolling: true },
    hmr: { clientPort: 5173 },
    allowedHosts: true,
    proxy: {
      // Browser hits same-origin /api; Vite forwards to the backend service
      // on the compose network (service name `php`, internal port 80) so the
      // session cookie flows. NOT localhost:8100 — that is the host, not this
      // container.
      '/api': {
        target: 'http://php:80',
        changeOrigin: true,
      },
    },
  },
})