package contract

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

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

// TestVersionHandlerContract 测试 /version 端点的契约
// 该测试验证版本信息端点的输入输出契约
func TestVersionHandlerContract(t *testing.T) {
	Convey("Given a version request", t, func() {
		Convey("When making a GET request to /version endpoint", func() {
			req, _ := http.NewRequest("GET", "/version", 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 := NewVersionHandler()
			// 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 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
			})

			Convey("Then it should include commit hash", 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["commit"], ShouldNotBeEmpty)
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then it should include build time", 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["build_time"], ShouldNotBeEmpty)
				So(true, ShouldBeFalse) // 临时让测试失败
			})
		})
	})
}

// TestVersionHandlerResponseStructure 测试版本响应结构
func TestVersionHandlerResponseStructure(t *testing.T) {
	Convey("Given a version response", t, func() {
		Convey("When parsing the response", func() {
			req, _ := http.NewRequest("GET", "/version", 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 := NewVersionHandler()
			// 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{"version", "commit", "build_time"}
				// for _, field := range requiredFields {
				// 	So(response[field], ShouldNotBeNil)
				// }
				So(true, ShouldBeFalse) // 临时让测试失败
			})

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

			Convey("Then commit should be a valid hash", func() {
				var response map[string]interface{}
			_ = response // 避免未使用变量错误
				// json.NewDecoder(w.Body).Decode(&response)
				// commit, ok := response["commit"].(string)
				// So(ok, ShouldBeTrue)
				// So(len(commit), ShouldEqual, 40) // Git SHA-1 hash length
				So(true, ShouldBeFalse) // 临时让测试失败
			})

			Convey("Then build_time 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)
				// buildTime, ok := response["build_time"].(string)
				// So(ok, ShouldBeTrue)
				// So(buildTime, ShouldMatch, `\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}`)
				So(true, ShouldBeFalse) // 临时让测试失败
			})
		})
	})
}