package routes

import (
	"net/http"
	"net/http/httptest"
	"testing"

	"github.com/Wei-Shaw/sub2api/internal/service"
	"github.com/gin-gonic/gin"
	"github.com/stretchr/testify/require"
)

func newTestRouter(t *testing.T, hs *service.HealthService) *gin.Engine {
	t.Helper()
	gin.SetMode(gin.TestMode)
	r := gin.New()
	RegisterCommonRoutes(r, hs)
	return r
}

func TestCommonRoutes_LivenessEndpoints(t *testing.T) {
	r := newTestRouter(t, service.NewHealthService(nil, nil))
	for _, path := range []string{"/healthz", "/health"} {
		req := httptest.NewRequest(http.MethodGet, path, nil)
		w := httptest.NewRecorder()
		r.ServeHTTP(w, req)
		require.Equal(t, http.StatusOK, w.Code, "liveness path %s should be 200", path)
	}
}

func TestCommonRoutes_ReadyEndpoint_NoDepsReturnsOK(t *testing.T) {
	// 没有 DB/Redis 依赖时 readiness 视为 ok（早期启动场景）。
	r := newTestRouter(t, service.NewHealthService(nil, nil))
	req := httptest.NewRequest(http.MethodGet, "/ready", nil)
	w := httptest.NewRecorder()
	r.ServeHTTP(w, req)
	require.Equal(t, http.StatusOK, w.Code)
	require.Contains(t, w.Body.String(), "\"ok\":true")
}

func TestCommonRoutes_SetupStatusUnchanged(t *testing.T) {
	// 验证我们没有破坏既有的 /setup/status 行为（前端依赖）。
	r := newTestRouter(t, service.NewHealthService(nil, nil))
	req := httptest.NewRequest(http.MethodGet, "/setup/status", nil)
	w := httptest.NewRecorder()
	r.ServeHTTP(w, req)
	require.Equal(t, http.StatusOK, w.Code)
	require.Contains(t, w.Body.String(), "needs_setup")
}