package main

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

	"cmautobuy/admin/repository"
	"cmautobuy/admin/service"
)

// 五个主页面都走一次真实路由和模板渲染。
// 这样模板字段写错或新增列漏接时，测试阶段就会失败，不必等人工点页面。
func TestMainPagesReturnOK(t *testing.T) {
	db, err := repository.Open(t.TempDir())
	if err != nil {
		t.Fatalf("打开测试数据库失败: %v", err)
	}
	defer db.Close()
	if err := repository.Migrate(db); err != nil {
		t.Fatalf("迁移测试数据库失败: %v", err)
	}

	router, err := newRouter(db)
	if err != nil {
		t.Fatalf("组装路由失败: %v", err)
	}

	// 全新库的业务页必须先去初始化，不能匿名打开。
	unauthenticated := httptest.NewRequest(http.MethodGet, "/shopee", nil)
	unauthenticatedResponse := httptest.NewRecorder()
	router.ServeHTTP(unauthenticatedResponse, unauthenticated)
	if unauthenticatedResponse.Code != http.StatusSeeOther ||
		unauthenticatedResponse.Header().Get("Location") != "/setup" {
		t.Fatalf("全新库访问业务页应跳转 /setup，实际 %d %s",
			unauthenticatedResponse.Code, unauthenticatedResponse.Header().Get("Location"))
	}

	if err := service.SetupInitialAdmin(db, "admin", "test-password", "test-password", time.Now()); err != nil {
		t.Fatalf("准备测试管理员失败: %v", err)
	}
	token, _, _, err := service.Login(db, "admin", "test-password", time.Now())
	if err != nil {
		t.Fatalf("准备测试登录 Session 失败: %v", err)
	}
	addAuth := func(request *http.Request) {
		request.AddCookie(&http.Cookie{Name: "cmautobuy_session", Value: token})
	}

	for _, path := range []string{"/shopee", "/pdd", "/syb", "/tasks", "/clients"} {
		t.Run(path, func(t *testing.T) {
			request := httptest.NewRequest(http.MethodGet, path, nil)
			addAuth(request)
			response := httptest.NewRecorder()
			router.ServeHTTP(response, request)
			if response.Code != http.StatusOK {
				t.Fatalf("GET %s = %d，期望 200，响应：%s",
					path, response.Code, response.Body.String())
			}
		})
	}

	sybRequest := httptest.NewRequest(http.MethodGet, "/syb", nil)
	addAuth(sybRequest)
	sybResponse := httptest.NewRecorder()
	router.ServeHTTP(sybResponse, sybRequest)
	for _, want := range []string{
		"指定日期同步", `name="date_from"`, `name="date_to"`,
		"按顺运宝货运单创建日期（UTC+8）同步",
	} {
		if !strings.Contains(sybResponse.Body.String(), want) {
			t.Errorf("顺运宝页面缺少 %q", want)
		}
	}

	pdd, err := repository.EnsurePddProduct(
		db, "737116531267",
		"https://mobile.yangkeduo.com/goods.html?goods_id=737116531267")
	if err != nil {
		t.Fatalf("准备 PDD 商品失败: %v", err)
	}
	resultJSON := `{
	  "price_granularity":"color",
	  "dimensions":[{"key":"color","name":"颜色分类"},{"key":"size","name":"尺码"}],
	  "skus":[
	    {"options":{"color":"黑色","size":"M"},"price_cent":470,
	     "price_observed_at":{"color":"黑色","size":"M"},"available":true},
	    {"options":{"color":"黑色","size":"L"},"price_cent":470,
	     "price_observed_at":{"color":"黑色","size":"M"},"available":true}
	  ]
	}`
	if err := repository.SetCollectResult(
		db, pdd.GoodsID, "测试商品", "测试旗舰店", resultJSON); err != nil {
		t.Fatalf("准备采集结果失败: %v", err)
	}

	request := httptest.NewRequest(http.MethodGet, "/pdd/detail?id=1", nil)
	addAuth(request)
	response := httptest.NewRecorder()
	router.ServeHTTP(response, request)
	if response.Code != http.StatusOK {
		t.Fatalf("GET /pdd/detail = %d，响应：%s", response.Code, response.Body.String())
	}
	body := response.Body.String()
	for _, want := range []string{
		"测试旗舰店", "价格按颜色采样", "✓ 实测", "推断",
	} {
		if !strings.Contains(body, want) {
			t.Errorf("PDD 详情缺少 %q，响应：%s", want, body)
		}
	}
}