package map_service import ( "archive/zip" "context" "encoding/json" "fmt" "github.com/cloudwego/hertz/pkg/app" "github.com/cloudwego/hertz/pkg/protocol/consts" uuid "github.com/satori/go.uuid" "io" "io/ioutil" "net/http" "os" "path/filepath" "pji_desktop_http/biz/dal/mysql" "pji_desktop_http/biz/model" "pji_desktop_http/common/config" "pji_desktop_http/common/config/c_log" "pji_desktop_http/common/config/c_pji" "pji_desktop_http/common/entity" "pji_desktop_http/common/util" "pji_desktop_http/pji_client" "strconv" "strings" ) // CheckMapBufConsistency 检查请求id对应的mapBuf文件夹的一致性 // @router /map/checkmapbuf [POST] func CheckMapBufConsistency(ctx context.Context, c *app.RequestContext) { var req []string err := c.BindAndValidate(&req) if err != nil { c.String(consts.StatusBadRequest, err.Error()) return } fmt.Println(req) if len(req) == 0 { // 请求数据为空 c.JSON(consts.StatusBadRequest, entity.HttpResult{Status: false, Code: "", Message: "请求数据为空。"}) } else if len(req) == 1 { // 只有一条数据则直接返回 c.JSON(consts.StatusOK, entity.HttpResult{Status: true, Code: "", Message: "mapBuf文件夹数据一致。"}) } else { var firstValue int for i, id := range req { // 根据id获取对应的oss文件列表 fileList, err := util.GetExactedMapFileById(id) // 过滤特定后缀的文件列表 fileList = util.FilterBySuffixes(fileList, config.MapBufFiltersuffixes...) //fmt.Println("Filtered Strings:", fileList) if err != nil { c.String(consts.StatusBadRequest, err.Error()) return } // 获取文件列表的总大小 totalSize := calculateTotalFileSize(fileList) fmt.Println("Total Size:", totalSize) // 判断不同文件列表(mapBuf)中文件的总大小是否一致 if i == 0 { firstValue = totalSize } else { if totalSize != firstValue { c.JSON(consts.StatusOK, entity.HttpResult{Status: false, Code: "", Message: "mapBuf文件夹数据不一致。"}) return } } } c.JSON(consts.StatusOK, entity.HttpResult{Status: true, Code: "", Message: "mapBuf文件夹数据一致。"}) } } // DownloadOSSFile 根据objectKey下载指定的oss文件 // @router /map/downloadossfile [GET] func DownloadOSSFile(ctx context.Context, c *app.RequestContext) { objectKey := c.Query("objectKey") // 从OSS下载文件 reader, err := config.OssBucket.GetObject(objectKey) if err != nil { c.JSON(http.StatusInternalServerError, map[string]string{"error": err.Error()}) return } defer reader.Close() // 设置响应头 c.Response.Header.Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, filepath.Base(objectKey))) c.Response.Header.Set("Content-Type", "binary/octet-stream") // 将文件流式传输回客户端 data, err := io.ReadAll(reader) if err != nil { panic(err) } if _, err := c.Write(data); err != nil { c.JSON(http.StatusInternalServerError, map[string]string{"error": err.Error()}) return } } // DownloadMapZipFile 根据请求id从oss拉取并打包下载建图所需要的文件 // @router /map/download/map/zip [GET] func DownloadMapZipFile(ctx context.Context, c *app.RequestContext) { id := c.Query("id") fmt.Println("id", id) ids := strings.Split(id, ",") fmt.Println("ids", ids) // 根据id生成用于地图更新的压缩包 filePath, tmpDir, err := generateMapZipById(ids) if err != nil { c.JSON(http.StatusInternalServerError, map[string]string{"error": err.Error()}) } fmt.Println("filePath", filePath) // 检查文件是否存在 if _, err := os.Stat(filePath); os.IsNotExist(err) { c.JSON(http.StatusNotFound, map[string]string{"error": "File not found"}) return } // 打开文件 f, err := os.Open(filePath) if err != nil { c.JSON(http.StatusInternalServerError, map[string]string{"error": "Failed to open file"}) return } defer f.Close() // 设置响应头 c.Response.Header.Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, filepath.Base(filePath))) c.Response.Header.Set("Content-Type", "binary/octet-stream") // 将文件流式传输回客户端 data, err := io.ReadAll(f) if err != nil { panic(err) } if _, err := c.Write(data); err != nil { c.JSON(http.StatusInternalServerError, map[string]string{"error": err.Error()}) return } defer os.RemoveAll(tmpDir) } // DownloadMapBagFile 根据请求id从oss拉取并下载解析后的map.bag文件 // @router /map/downloadmapbagfile [GET] func DownloadMapBagFile(ctx context.Context, c *app.RequestContext) { id := c.Query("id") fmt.Println("id: ", id) // 根据id获取对应的oss文件列表 fileList, err := util.GetExactedMapFileById(id) // 过滤特定后缀的文件列表 fileList = util.FilterBySuffixes(fileList, config.MapBagFiltersuffixes...) //fmt.Println("fileList", fileList) objectKey := fileList[0] // 从OSS下载文件 reader, err := config.OssBucket.GetObject(objectKey) if err != nil { c.JSON(consts.StatusInternalServerError, entity.HttpResult{Status: false, Code: "", Message: "解析地图Bag下载失败。"}) return } defer reader.Close() // 设置响应头 c.Response.Header.Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, filepath.Base(objectKey))) c.Response.Header.Set("Content-Type", "binary/octet-stream") // 将文件流式传输回客户端 data, err := io.ReadAll(reader) if err != nil { panic(err) } if _, err := c.Write(data); err != nil { c.JSON(consts.StatusInternalServerError, entity.HttpResult{Status: false, Code: "", Message: "解析地图Bag下载失败。"}) return } c.JSON(consts.StatusOK, entity.HttpResult{Status: true, Code: "", Message: "解析地图Bag下载成功。"}) } // 根据id生成用于地图更新的压缩包 func generateMapZipById(ids []string) (file string, tmpDir string, err error) { // 根据id获取对应的oss文件列表 allFileList, err := util.GetExactedMapFileByIds(ids) fmt.Println("allFileList", allFileList) // 过滤特定后缀的文件列表 mapBufFileList := util.FilterBySuffixes(allFileList, config.MapBufFiltersuffixes...) //fmt.Println("Filtered Strings:", fileList) if err != nil { return } // 创建临时文件夹 tmpDir, err = os.MkdirTemp("", "temp-download-*") fmt.Println("tmpDir:", tmpDir) if err != nil { fmt.Println("Error creating temporary directory:", err) return "", "", err } c_log.GlobalLogger.Info("创建下载-临时文件夹:", tmpDir) // 创建根文件夹(文件打包的根目录) baseDir := filepath.Join(tmpDir, "data") if err := os.Mkdir(baseDir, 0755); err != nil { fmt.Println("Error creating subdirectory:", err) return "", "", err } c_log.GlobalLogger.Info("创建文件打包根目录:", baseDir) // 根目录创建子文件夹 bag_folder bagFolderDir := filepath.Join(baseDir, "bag_folder") if err := os.Mkdir(bagFolderDir, 0755); err != nil { fmt.Println("Error creating subdirectory:", err) return "", "", err } c_log.GlobalLogger.Info("根目录下创建bag_folder子文件夹:", bagFolderDir) // 根目录创建子文件夹 origin_map_folder originMapFolderDir := filepath.Join(baseDir, "origin_map_folder") if err := os.Mkdir(originMapFolderDir, 0755); err != nil { fmt.Println("Error creating subdirectory:", err) return "", "", err } c_log.GlobalLogger.Info("根目录下创建origin_map_folder子文件夹:", originMapFolderDir) // 子文件夹 bag_folder 创建子文件夹 mapBuf mapBufDir := filepath.Join(bagFolderDir, "mapBuf") if err := os.Mkdir(mapBufDir, 0755); err != nil { fmt.Println("Error creating subdirectory:", err) return "", "", err } c_log.GlobalLogger.Info("bag_folder创建mapBuf子文件夹 :", mapBufDir) // 从oss下载build_map.bag文件到 bag_folder 文件夹 // 过滤特定后缀的文件列表 buildMapBagFileList := util.FilterBySuffixes(allFileList, config.BuildMapBagFiltersuffixes...) fmt.Println("buildMapBagFileList", buildMapBagFileList) //buildMapBagFile := buildMapBagFileList[0] //err = config.OssBucket.GetObjectToFile(buildMapBagFile, filepath.Join(bagFolderDir, filepath.Base(buildMapBagFile))) for i, file := range buildMapBagFileList { fileName := "build_map" + "-" + strconv.Itoa(i) + ".bag" err = config.OssBucket.GetObjectToFile(file, filepath.Join(bagFolderDir, fileName)) if err != nil { fmt.Println("Error downloading build map file:", err) return "", "", err } } if err != nil { fmt.Println("Error downloading Bag file:", err) return "", "", err } c_log.GlobalLogger.Info("下载文件到bag_folder文件夹 - 成功") // 从oss下载文件到 mapBuf 文件夹 for _, file := range mapBufFileList { err = config.OssBucket.GetObjectToFile(file, filepath.Join(mapBufDir, filepath.Base(file))) if err != nil { fmt.Println("Error downloading mapBuf file:", err) return "", "", err } } c_log.GlobalLogger.Info("下载文件到mapBuf子文件夹 - 成功") // 从oss下载bag文件到 origin_map_folder 文件夹 // 过滤特定后缀的文件列表 originMapFileList := util.FilterBySuffixes(allFileList, config.OriginMapFiltersuffixes...) for _, file := range originMapFileList { err = config.OssBucket.GetObjectToFile(file, filepath.Join(originMapFolderDir, filepath.Base(file))) if err != nil { fmt.Println("Error downloading origin_map file:", err) return "", "", err } } c_log.GlobalLogger.Info("下载文件到origin_map_folder文件夹 - 成功") // 创建压缩文件 zipPath := filepath.Join(tmpDir, "mapFile-"+ids[0]+".zip") zipFile, err := os.Create(zipPath) if err != nil { fmt.Println("Error creating ZIP file:", err) return "", "", err } defer zipFile.Close() zipWriter := zip.NewWriter(zipFile) defer zipWriter.Close() // 压缩文件夹 if err := util.AddDirToZip(baseDir, zipWriter); err != nil { fmt.Println("Error adding directory to ZIP:", err) return "", "", err } fmt.Println("ZIP file created successfully.") c_log.GlobalLogger.Info("创建压缩文件 - 成功") return zipPath, tmpDir, nil } // UploadMapFile 将地图更新相关文件上传到oss // @router /map/upload/map [GET] func UploadMapFile(ctx context.Context, c *app.RequestContext) { equipmentNo := c.Query("equipmentNo") fmt.Println("equipmentNo", equipmentNo) mapId := c.Query("mapId") fmt.Println("mapId", mapId) timeStamp := c.Query("timeStamp") fmt.Println("timeStamp", timeStamp) header, err := c.FormFile("file") if err != nil { c.String(http.StatusBadRequest, fmt.Sprintf("get form err: %s", err.Error())) return } fileName := header.Filename fmt.Println("filename", fileName) ossObjectKey := config.UpdateMapOssBasePrefix + "/" + equipmentNo + "/" + mapId + "/" + timeStamp + "/" + fileName fmt.Println("ossObjectKey", ossObjectKey) f, _ := header.Open() defer f.Close() config.OssMutex.Lock() err = config.OssBucket.PutObject(ossObjectKey, f) config.OssMutex.Unlock() if err != nil { c_log.GlobalLogger.Error("程序异常退出。上传文件", fileName, "->", ossObjectKey, "出错:", err) c.JSON(consts.StatusOK, entity.HttpResult{Status: false, Code: "", Message: "上传文件失败", Details: ""}) return } c_log.GlobalLogger.Info("上传文件", fileName, "->", ossObjectKey, "成功。") c.JSON(consts.StatusOK, entity.HttpResult{Status: true, Code: "", Message: "上传文件成功", Details: ossObjectKey}) } // AddMapUpdateRecord 添加仿真测试记录 // @router /map/add/record [GET] func AddMapUpdateRecord(ctx context.Context, c *app.RequestContext) { var record model.MapUpdate err := c.BindAndValidate(&record) record.ID = uuid.NewV1().String() fmt.Println("record", record) if err != nil { c.String(http.StatusBadRequest, fmt.Sprintf("get form err: %s", err.Error())) return } err = mysql.AddMapUpdateOneRecord(ctx, record) if err != nil { c.JSON(consts.StatusOK, entity.HttpResult{Status: false, Code: "", Message: "地图更新记录添加失败"}) return } c.JSON(consts.StatusOK, entity.HttpResult{Status: true, Code: "", Message: "地图更新记录添加成功"}) } // QueryMapUpdateRecord 根据条件查询地图更新记录 // @router /map/query/update/record [GET] func QueryMapUpdateRecord(ctx context.Context, c *app.RequestContext) { var record model.MapUpdate err := c.BindAndValidate(&record) fmt.Println("record", record) var pageFlag bool if c.Query("page") != "" && c.Query("pageSize") != "" { pageFlag = true } else { pageFlag = false } page, _ := strconv.Atoi(c.Query("page")) pageSize, _ := strconv.Atoi(c.Query("pageSize")) records, count, err := mysql.QueryMapUpdateRecords(ctx, &record, pageFlag, page, pageSize) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "地图更新记录查询失败", Total: 0}) return } output, err := json.Marshal(records) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "地图更新记录查询失败", Total: 0}) return } c.JSON(consts.StatusOK, entity.Response{Status: true, Code: "", Message: "地图更新查询成功", Data: string(output), Total: int(count)}) } // TestUploadUpdateMap 测试朴津地图上传接口 // @router /map/upload/update/map [GET] func TestUploadUpdateMap(ctx context.Context, c *app.RequestContext) { header, err := c.FormFile("file") if err != nil { c.String(http.StatusBadRequest, fmt.Sprintf("get form err: %s", err.Error())) return } fileName := header.Filename fmt.Println("filename", fileName) f, _ := header.Open() defer f.Close() paramMap := make(map[string]interface{}) // Map paramMap=new HashMap<>(); // paramMap.put("mapId","2247aeb31ad34wwddfd9c3ba24536e52859"); // paramMap.put("mapName","合肥演示"); // paramMap.put("buildId"," 7b4e8d01c08f472fabf7ccff2b2336s"); // paramMap.put("floorId"," 695abbcfdf99471sdfff3b9b1d0818164e7"); // paramMap.put("updateType"," 7b4e8d01c08f472fabf7ccff2b2336s"); // paramMap.put("floor","1"); // paramMap.put("buildName"," 2"); // paramMap.put("customAreaId"," 355"); // paramMap.put("snCode","P1YTYD1M233M00224"); // paramMap.put("fileName","1702284791385137152.zip"); // paramMap.put("mapType","0"); paramMap["snCode"] = "P1YTXS1M22AM00001" paramMap["mapId"] = "553d9d47f8404734997e11175f0e63f5" paramMap["updateType"] = "0" paramMap["mapType"] = "0" paramMap["mapName"] = "北京办公区20230224" bytes, err := io.ReadAll(f) if err != nil { return } // 调用 朴津地图上传 接口 resp, err := pji_client.ApiClient.UploadRequest(c_pji.PjiApiSitBaseUrl+"mapUpload", paramMap, pji_client.MapSecretId, bytes) fmt.Println(string(resp.Body())) c.JSON(consts.StatusOK, entity.HttpResult{Status: true, Code: "", Message: "上传地图测试"}) } // UpdateDeviceMapById 根据场景id维护设备地图表 // @router /map/update/deviceMap/record [GET] func UpdateDeviceMapById(ctx context.Context, c *app.RequestContext) { sceneId := c.Query("sceneId") fmt.Println("sceneId", sceneId) deviceNo := c.Query("deviceNo") fmt.Println("deviceNo", deviceNo) deviceName := c.Query("deviceName") fmt.Println("deviceName", deviceName) deviceType := c.Query("deviceType") fmt.Println("deviceType", deviceType) // 根据场景id查询地图id mapId, err := getMapIdById(sceneId) if err != nil || mapId == "" { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "获取mapId失败"}) return } fmt.Println("mapId", mapId) // 查询朴津地图列表 mapInfoList, err := getMapInfoList() if err != nil || mapInfoList == nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "获取地图列表数据失败"}) return } fmt.Println("mapInfoList", mapInfoList) // 判断map id是否存在于朴津地图列表中 mapId = "fee84db56d254d79b85971cb4ab2e7f1" // 存在 //mapId = "553d9d47f8404734997e11175f0e63f5" // 不存在 exist, record := checkMapIdExist(mapId, mapInfoList) fmt.Println("exist", exist) fmt.Println("record", record) if !exist { // map id不存在于朴津地图列表中 // 查询地图设备表中是否存在对应map id且有效的记录 records, err := mysql.QueryValidDeviceMapByMapId(ctx, mapId) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: " 查询设备地图失败"}) return } fmt.Println("records", records) if len(records) > 0 { // 存在, fmt.Println("设置无效") // 将对应的map id的记录设置为无效 update, err := mysql.UpdateDeviceMapValidFlagByMapId(ctx, mapId, config.MAP_NOT_VALID_FLAG) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "更新设备地图状态失败"}) return } fmt.Println("update", update) } c.JSON(consts.StatusOK, entity.Response{Status: true, Code: "1001", Message: "map id不存在地图列表中"}) } else { // map id存在于朴津地图列表中 snCodeList := record.SnCodeList for _, snCode := range snCodeList { // snCodeList 代表配置了对应map id地图的机器人sn码列表, 上限为机器人数量 fmt.Println("snCode", snCode) deviceMap := model.DeviceMap{DeviceNo: snCode, DeviceName: deviceName, DeviceType: deviceType, MapID: record.MapId, MapType: record.MapType, MapName: record.MapName, FloorID: record.FloorId, Floor: strconv.Itoa(record.Floor), BuildID: record.BuildId, BuildName: record.BuildName, MapCreateTime: record.CreateTime, MapUpdateTime: record.UpdateTime, MapVersion: strconv.Itoa(record.Version), MapValidFlag: config.MAP_VALID_FLAG, PjiMapZipURL: record.ZipUrl, CustomAreaID: int32(record.CustomAreaId)} fmt.Println("deviceMap", deviceMap) deviceMap.MapVersion = "123456" // 查询[对应设备]是否存在对应map id且有效的记录 records, err := mysql.QueryValidDeviceMapByDevice(ctx, mapId, snCode) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: " 查询设备地图失败"}) return } fmt.Println("records", records) if len(records) == 0 { // 对应设备不存在对应map id且有效的记录, 说明该设备部署了新的地图(重采或新的区域地图) // 添加记录 deviceMap.ID = uuid.NewV1().String() err = mysql.AddDeviceMapOneRecord(ctx, deviceMap) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "添加设备地图记录失败"}) return } } else if len(records) == 1 { // 对应设备存在1个对应map id且有效的记录, 说明该设备之前部署过该地图, 需要检测版本号来判断更新记录(版本号一致)还是添加记录(版本号不一致) fmt.Println("record", record) if deviceMap.MapVersion == records[0].MapVersion { // 地图列表查询到的版本与设备地图表中版本一致, 则更新记录 // 更新记录 deviceMap.ID = records[0].ID update, err := mysql.UpdateDeviceMapOneRecord(ctx, deviceMap) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "更新设备地图记录失败"}) return } fmt.Println("update", update) } else { // 地图列表查询到的版本与设备地图表中版本不一致, 则先将之前的记录状态设置为无效, 然后添加记录 // 将对应设备存在的对应map id的记录设置为无效 update, err := mysql.UpdateDeviceMapValidFlagByDevice(ctx, mapId, snCode, config.MAP_NOT_VALID_FLAG) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "更新设备地图状态失败"}) return } fmt.Println("update", update) // 添加记录 deviceMap.ID = uuid.NewV1().String() err = mysql.AddDeviceMapOneRecord(ctx, deviceMap) if err != nil { c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "添加设备地图记录失败"}) return } } } //if len(records) > 0 { // 对应设备存在对应map id且有效的记录 // // 设置之前记录地图标志为无效 // fmt.Println("设置无效") // // 将对应设备存在的对应map id的记录设置为无效 // update, err := mysql.UpdateDeviceMapValidFlagByDevice(ctx, mapId, snCode, config.MAP_NOT_VALID_FLAG) // if err != nil { // c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "更新设备地图状态失败"}) // return // } // fmt.Println("update", update) // // 更新记录 // mysql.UpdateDeviceMapOneRecord(ctx, deviceMap) //} else { // 对应设备不存在对应map id且有效的记录 // // 添加记录 // deviceMap.ID = uuid.NewV1().String() // err = mysql.AddDeviceMapOneRecord(ctx, deviceMap) // if err != nil { // c.JSON(consts.StatusOK, entity.Response{Status: false, Code: "", Message: "添加设备地图记录失败"}) // return // } //} } c.JSON(consts.StatusOK, entity.Response{Status: true, Code: "", Message: "设备地图数据更新成功"}) } } // 计算oss中文件列表的总大小 func calculateTotalFileSize(fileList []string) int { var totalSize int for _, file := range fileList { size, err := util.GetOSSFileSize(config.OssBucket, file) // 获取oss中单个文件的大小 if err != nil { return 0 } totalSize += size } return totalSize } // 调用 朴津地图列表查询 接口 func getMapInfoList() ([]model.MapInfo, error) { paramMap := make(map[string]interface{}) paramMap["mapType"] = "0" resp, err := pji_client.ApiClient.GetRequest(c_pji.PjiApiSitBaseUrl+"mapList?mapType=0", paramMap, pji_client.MapSecretId) if err != nil { return nil, err } //fmt.Println(string(resp.Body())) // 解析json响应 body := resp.Body() var mapRes model.MapInfoRes err = json.Unmarshal(body, &mapRes) if err != nil || mapRes.Code != 200 { return nil, err } //fmt.Println("mapRes", mapRes) return mapRes.Data, nil } // 查询地图id是否存在于地图列表中 func checkMapIdExist(mapId string, mapInfoList []model.MapInfo) (bool, model.MapInfo) { // 转为map IdMap := make(map[string]model.MapInfo) for _, info := range mapInfoList { IdMap[info.MapId] = info } record, exist := IdMap[mapId] return exist, record } // 根据场景id获取数据采集时的地图id func getMapIdById(id string) (string, error) { var mapId string // 下载map.json // 根据id获取对应的oss文件列表 allFileList, err := util.GetExactedMapFileById(id) fmt.Println("allFileList", allFileList) // 过滤特定后缀的文件列表 fileList := util.FilterBySuffixes(allFileList, config.MapJsonFiltersuffixes...) fmt.Println("fileList", fileList) // 创建临时文件夹 tmpDir, err := os.MkdirTemp("", "temp-download-*") fmt.Println("tmpDir:", tmpDir) if err != nil { fmt.Println("Error creating temporary directory:", err) return "", err } c_log.GlobalLogger.Info("创建下载-临时文件夹:", tmpDir) for _, file := range fileList { path := filepath.Join(tmpDir, filepath.Base(file)) err = config.OssBucket.GetObjectToFile(file, path) if err != nil { fmt.Println("Error downloading file:", err) return "", err } c_log.GlobalLogger.Info("下载map.json文件 - 成功") // 读取json文件 - mapId // 打开文件 file, err := os.Open(path) if err != nil { fmt.Println("Error opening file:", err) return "", err } defer file.Close() // 读取文件内容 fileData, err := ioutil.ReadAll(file) if err != nil { fmt.Println("Error reading file:", err) return "", err } // Json转换为map var mapData map[string]interface{} err = json.Unmarshal(fileData, &mapData) data := mapData["map"].(map[string]interface{}) // 读取mapId mapId = data["mapId"].(string) fmt.Println("mapId:", mapId) } return mapId, err }