// internal/handlers/bookmark_test.go
package handlers_test

import (
	"bytes"
	"encoding/json"
	"fmt"
	"net/http"
	"net/http/httptest"
	"testing"

	"git.zzyxyz.com/zzy/zzyxyz_go_api/gen/api"
	"git.zzyxyz.com/zzy/zzyxyz_go_api/internal/handlers"
	"github.com/gin-gonic/gin"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/suite"
)

type BookmarkTestSuite struct {
	suite.Suite
	server     *gin.Engine
	bookmarks  *handlers.BookMarksImpl
	testDBPath string
}

func (suite *BookmarkTestSuite) SetupSuite() {
	// 使用内存数据库进行测试
	suite.testDBPath = ":memory:"

	// 设置Gin为测试模式
	gin.SetMode(gin.TestMode)

	var err error
	suite.bookmarks, err = handlers.NewBookMarks(suite.testDBPath)
	assert.NoError(suite.T(), err)

	suite.server = gin.New()
	api.RegisterHandlers(suite.server, suite.bookmarks)
}

func (suite *BookmarkTestSuite) TestCreateBookmark() {
	// 准备测试数据
	detail := "Test detail"
	description := "Test description"
	link := "https://example.com"
	request := api.BookmarkRequest{
		Name:        "Test Bookmark",
		Detail:      &detail,
		Description: &description,
		Link:        &link,
	}

	// 将请求转换为JSON
	jsonData, _ := json.Marshal(request)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/data", bytes.NewBuffer(jsonData))
	req.Header.Set("Content-Type", "application/json")

	// 发送请求
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	// 验证响应
	assert.Equal(suite.T(), http.StatusCreated, resp.Code)

	var response api.BookmarkResponse
	err := json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Equal(suite.T(), request.Name, response.Name)
	assert.Equal(suite.T(), *request.Detail, *response.Detail)
	assert.Equal(suite.T(), *request.Description, *response.Description)
	assert.Equal(suite.T(), int64(1), response.ParentPathId) // 默认根目录
}

func (suite *BookmarkTestSuite) TestGetBookmark() {
	// 先创建一个书签
	detail := "Test detail for get"
	description := "Test description for get"
	link := "https://example.com/get"
	request := api.BookmarkRequest{
		Name:        "Test Get Bookmark",
		Detail:      &detail,
		Description: &description,
		Link:        &link,
	}

	jsonData, _ := json.Marshal(request)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/data", bytes.NewBuffer(jsonData))
	req.Header.Set("Content-Type", "application/json")
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusCreated, resp.Code)
	var createdBookmark api.BookmarkResponse
	err := json.Unmarshal(resp.Body.Bytes(), &createdBookmark)
	assert.NoError(suite.T(), err)

	// 获取创建的书签
	req, _ = http.NewRequest("GET", fmt.Sprintf("/bookmarks/v1/data/%d", createdBookmark.Id), nil)
	resp = httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusOK, resp.Code)

	var response api.BookmarkResponse
	err = json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Equal(suite.T(), createdBookmark.Id, response.Id)
	assert.Equal(suite.T(), request.Name, response.Name)
}

func (suite *BookmarkTestSuite) TestCreateFolder() {
	// 准备测试数据
	request := api.FolderRequest{
		Name: "Test Folder",
	}

	// 将请求转换为JSON
	jsonData, _ := json.Marshal(request)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/folder", bytes.NewBuffer(jsonData))
	req.Header.Set("Content-Type", "application/json")

	// 发送请求
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	// 验证响应
	assert.Equal(suite.T(), http.StatusCreated, resp.Code)

	var response api.FolderResponse
	err := json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Equal(suite.T(), request.Name, response.Name)
	assert.Equal(suite.T(), int64(1), response.ParentPathId) // 默认根目录
}

func (suite *BookmarkTestSuite) TestGetFolderInfo() {
	// 先创建一个文件夹
	request := api.FolderRequest{
		Name: "Test Get Folder",
	}

	jsonData, _ := json.Marshal(request)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/folder", bytes.NewBuffer(jsonData))
	req.Header.Set("Content-Type", "application/json")
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusCreated, resp.Code)
	var createdFolder api.FolderResponse
	err := json.Unmarshal(resp.Body.Bytes(), &createdFolder)
	assert.NoError(suite.T(), err)

	// 获取创建的文件夹信息
	req, _ = http.NewRequest("GET", fmt.Sprintf("/bookmarks/v1/folder/%d", createdFolder.Id), nil)
	resp = httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusOK, resp.Code)

	var response api.FolderResponse
	err = json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Equal(suite.T(), createdFolder.Id, response.Id)
	assert.Equal(suite.T(), request.Name, response.Name)
	assert.Equal(suite.T(), 0, response.BookmarkCount)
	assert.Equal(suite.T(), 0, response.SubFolderCount)
}

func (suite *BookmarkTestSuite) TestGetFolderContent() {
	// 创建一个文件夹
	folderRequest := api.FolderRequest{
		Name: "Content Test Folder",
	}

	folderJson, _ := json.Marshal(folderRequest)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/folder", bytes.NewBuffer(folderJson))
	req.Header.Set("Content-Type", "application/json")
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusCreated, resp.Code)
	var createdFolder api.FolderResponse
	err := json.Unmarshal(resp.Body.Bytes(), &createdFolder)
	assert.NoError(suite.T(), err)

	// 在该文件夹中创建一个书签
	detail := "Bookmark in folder"
	description := "Test bookmark in folder"
	link := "https://example.com/folder"
	bookmarkRequest := api.BookmarkRequest{
		Name:         "Folder Bookmark",
		Detail:       &detail,
		Description:  &description,
		Link:         &link,
		ParentPathId: &createdFolder.Id,
	}

	bookmarkJson, _ := json.Marshal(bookmarkRequest)
	req, _ = http.NewRequest("POST", "/bookmarks/v1/data", bytes.NewBuffer(bookmarkJson))
	req.Header.Set("Content-Type", "application/json")
	resp = httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusCreated, resp.Code)

	// 获取文件夹内容
	req, _ = http.NewRequest("GET", fmt.Sprintf("/bookmarks/v1/folder/%d/content", createdFolder.Id), nil)
	resp = httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusOK, resp.Code)

	var response api.FolderContentResponse
	err = json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Len(suite.T(), response.Bookmarks, 1)
	assert.Equal(suite.T(), "Folder Bookmark", response.Bookmarks[0].Name)
	assert.Len(suite.T(), response.SubFolders, 0)
}

func (suite *BookmarkTestSuite) TestUpdateBookmark() {
	// 先创建一个书签
	detail := "Original detail"
	description := "Original description"
	link := "https://example.com/original"
	request := api.BookmarkRequest{
		Name:        "Original Bookmark",
		Detail:      &detail,
		Description: &description,
		Link:        &link,
	}

	jsonData, _ := json.Marshal(request)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/data", bytes.NewBuffer(jsonData))
	req.Header.Set("Content-Type", "application/json")
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusCreated, resp.Code)
	var createdBookmark api.BookmarkResponse
	err := json.Unmarshal(resp.Body.Bytes(), &createdBookmark)
	assert.NoError(suite.T(), err)

	// 更新书签
	newName := "Updated Bookmark"
	newDetail := "Updated detail"
	updateRequest := api.BookmarkRequest{
		Name:   newName,
		Detail: &newDetail,
	}

	updateJson, _ := json.Marshal(updateRequest)
	req, _ = http.NewRequest("PUT", fmt.Sprintf("/bookmarks/v1/data/%d", createdBookmark.Id), bytes.NewBuffer(updateJson))
	req.Header.Set("Content-Type", "application/json")
	resp = httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusOK, resp.Code)

	var response api.BookmarkResponse
	err = json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Equal(suite.T(), newName, response.Name)
	assert.Equal(suite.T(), newDetail, *response.Detail)
	// FIXME 确保更新时间发生了变化 时钟粒度不足
	// assert.True(suite.T(), response.UpdatedAt.After(response.CreatedAt) || response.UpdatedAt.Equal(response.CreatedAt))
}

func (suite *BookmarkTestSuite) TestUpdateFolder() {
	// 先创建一个文件夹
	request := api.FolderRequest{
		Name: "Original Folder",
	}

	jsonData, _ := json.Marshal(request)
	req, _ := http.NewRequest("POST", "/bookmarks/v1/folder", bytes.NewBuffer(jsonData))
	req.Header.Set("Content-Type", "application/json")
	resp := httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusCreated, resp.Code)
	var createdFolder api.FolderResponse
	err := json.Unmarshal(resp.Body.Bytes(), &createdFolder)
	assert.NoError(suite.T(), err)

	// 更新文件夹
	newName := "Updated Folder"
	updateRequest := api.FolderRequest{
		Name: newName,
	}

	updateJson, _ := json.Marshal(updateRequest)
	req, _ = http.NewRequest("PUT", fmt.Sprintf("/bookmarks/v1/folder/%d", createdFolder.Id), bytes.NewBuffer(updateJson))
	req.Header.Set("Content-Type", "application/json")
	resp = httptest.NewRecorder()
	suite.server.ServeHTTP(resp, req)

	assert.Equal(suite.T(), http.StatusOK, resp.Code)

	var response api.FolderResponse
	err = json.Unmarshal(resp.Body.Bytes(), &response)
	assert.NoError(suite.T(), err)
	assert.Equal(suite.T(), newName, response.Name)
	// 确保更新时间发生了变化
	assert.True(suite.T(), response.UpdatedAt.After(response.CreatedAt) || response.UpdatedAt.Equal(response.CreatedAt))
}

func TestBookmarkTestSuite(t *testing.T) {
	suite.Run(t, new(BookmarkTestSuite))
}