package contract

import (
	"net/http"
	"net/http/httptest"
	"testing"
	_ "encoding/json"

	. "github.com/smartystreets/goconvey/convey"
)

// TestHealthHandlerContract 测试 /health 端点的契约
// 该测试验证健康检查端点的输入输出契约
func TestHealthHandlerContract(t *testing.T) {
	Convey("Given a health check request", t, func() {
		Convey("When making a GET request to /health endpoint", func() {
			req, _ := http.NewRequest("GET", "/health", nil)
			_ = req // 避免未使用变量错误
			w := httptest.NewRecorder()
			_ = w   // 避免未使用变量错误

			// 这里会先失败，因为我们还没有实现处理器
			// handler := NewHealthHandler()
			// handler.ServeHTTP(w, req)

			Convey("Then it should return 200 OK", func() {
				// So(w.Code, ShouldEqual, http.StatusOK)
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then it should return JSON response", func() {
				// contentType := w.Header().Get("Content-Type")
				// So(contentType, ShouldEqual, "application/json")
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then it should include service status", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// err := json.NewDecoder(w.Body).Decode(&response)
				// So(err, ShouldBeNil)
				// So(response["status"], ShouldNotBeEmpty)
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then it should include timestamp", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// err := json.NewDecoder(w.Body).Decode(&response)
				// So(err, ShouldBeNil)
				// So(response["timestamp"], ShouldNotBeEmpty)
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then it should include version information", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// err := json.NewDecoder(w.Body).Decode(&response)
				// So(err, ShouldBeNil)
				// So(response["version"], ShouldNotBeEmpty)
				So(true, ShouldBeFalse) // 临时让测试失败
			})
		})
	})
}

// TestHealthHandlerResponseStructure 测试健康检查响应结构
func TestHealthHandlerResponseStructure(t *testing.T) {
	Convey("Given a health check response", t, func() {
		Convey("When parsing the response", func() {
			req, _ := http.NewRequest("GET", "/health", nil)
			_ = req // 避免未使用变量错误
			w := httptest.NewRecorder()
			_ = w   // 避免未使用变量错误

			// handler := NewHealthHandler()
			// handler.ServeHTTP(w, req)

			Convey("Then it should have required fields", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// err := json.NewDecoder(w.Body).Decode(&response)
				// So(err, ShouldBeNil)

				// requiredFields := []string{"status", "timestamp", "version"}
				// for _, field := range requiredFields {
				// 	So(response[field], ShouldNotBeNil)
				// }
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then status should indicate service is healthy", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// json.NewDecoder(w.Body).Decode(&response)
				// So(response["status"], ShouldEqual, "healthy")
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then timestamp should be valid ISO format", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// json.NewDecoder(w.Body).Decode(&response)
				// timestamp, ok := response["timestamp"].(string)
				// So(ok, ShouldBeTrue)
				// So(timestamp, ShouldMatch, `\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}`)
				So(true, ShouldBeFalse) // 临时让测试失败
			})
		})
	})
}