2025-12-05 14:44:36 +08:00
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package service
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import (
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"context"
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"encoding/json"
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"fmt"
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"git.huangwc.com/pig/pig-farm-controller/internal/app/dto"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/logs"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/repository"
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)
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// AreaControllerService 定义了应用层的区域主控服务接口。
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type AreaControllerService interface {
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CreateAreaController(ctx context.Context, req *dto.CreateAreaControllerRequest) (*dto.AreaControllerResponse, error)
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GetAreaController(ctx context.Context, id uint32) (*dto.AreaControllerResponse, error)
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ListAreaControllers(ctx context.Context) ([]*dto.AreaControllerResponse, error)
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UpdateAreaController(ctx context.Context, id uint32, req *dto.UpdateAreaControllerRequest) (*dto.AreaControllerResponse, error)
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DeleteAreaController(ctx context.Context, id uint32) error
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2025-12-05 16:08:06 +08:00
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// StartUpgrade 用于启动一个 OTA 升级任务。
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StartUpgrade(ctx context.Context, areaControllerID uint32, firmware *dto.OtaUpgradeRequest) (*dto.OtaUpgradeResponse, error)
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// GetUpgradeProgress 用于查询指定 OTA 任务的进度。
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GetUpgradeProgress(ctx context.Context, taskID uint32) (*dto.OtaUpgradeProgressResponse, error)
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// StopUpgrade 用于请求停止一个正在进行的 OTA 升级任务。
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StopUpgrade(ctx context.Context, taskID uint32) error
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2025-12-05 14:44:36 +08:00
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}
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// areaControllerService 是 AreaControllerService 接口的具体实现。
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type areaControllerService struct {
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ctx context.Context
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areaControllerRepo repository.AreaControllerRepository
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thresholdAlarmService ThresholdAlarmService
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}
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// NewAreaControllerService 创建一个新的 AreaControllerService 实例。
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func NewAreaControllerService(
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ctx context.Context,
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areaControllerRepo repository.AreaControllerRepository,
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thresholdAlarmService ThresholdAlarmService,
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) AreaControllerService {
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return &areaControllerService{
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ctx: ctx,
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areaControllerRepo: areaControllerRepo,
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thresholdAlarmService: thresholdAlarmService,
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}
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}
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func (s *areaControllerService) CreateAreaController(ctx context.Context, req *dto.CreateAreaControllerRequest) (*dto.AreaControllerResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "CreateAreaController")
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propertiesJSON, err := json.Marshal(req.Properties)
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if err != nil {
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return nil, err
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}
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ac := &models.AreaController{
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Name: req.Name,
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NetworkID: req.NetworkID,
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Location: req.Location,
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Properties: propertiesJSON,
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}
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if err := ac.SelfCheck(); err != nil {
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return nil, err
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}
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if err := s.areaControllerRepo.Create(serviceCtx, ac); err != nil {
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return nil, err
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}
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return dto.NewAreaControllerResponse(ac)
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}
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func (s *areaControllerService) GetAreaController(ctx context.Context, id uint32) (*dto.AreaControllerResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "GetAreaController")
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ac, err := s.areaControllerRepo.FindByID(serviceCtx, id)
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if err != nil {
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return nil, err
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}
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return dto.NewAreaControllerResponse(ac)
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}
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func (s *areaControllerService) ListAreaControllers(ctx context.Context) ([]*dto.AreaControllerResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "ListAreaControllers")
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acs, err := s.areaControllerRepo.ListAll(serviceCtx)
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if err != nil {
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return nil, err
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}
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return dto.NewListAreaControllerResponse(acs)
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}
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func (s *areaControllerService) UpdateAreaController(ctx context.Context, id uint32, req *dto.UpdateAreaControllerRequest) (*dto.AreaControllerResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "UpdateAreaController")
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existingAC, err := s.areaControllerRepo.FindByID(serviceCtx, id)
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if err != nil {
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return nil, err
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}
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propertiesJSON, err := json.Marshal(req.Properties)
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if err != nil {
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return nil, err
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}
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existingAC.Name = req.Name
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existingAC.NetworkID = req.NetworkID
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existingAC.Location = req.Location
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existingAC.Properties = propertiesJSON
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if err := existingAC.SelfCheck(); err != nil {
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return nil, err
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}
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if err := s.areaControllerRepo.Update(serviceCtx, existingAC); err != nil {
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return nil, err
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}
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return dto.NewAreaControllerResponse(existingAC)
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}
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func (s *areaControllerService) DeleteAreaController(ctx context.Context, id uint32) error {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "DeleteAreaController")
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// 1. 检查是否存在
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_, err := s.areaControllerRepo.FindByID(serviceCtx, id)
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if err != nil {
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return err // 如果未找到,gorm会返回 ErrRecordNotFound
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}
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// 2. 检查是否被使用(业务逻辑)
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inUse, err := s.areaControllerRepo.IsAreaControllerUsedByTasks(serviceCtx, id, []models.TaskType{models.TaskTypeAreaCollectorThresholdCheck})
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if err != nil {
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return err // 返回数据库检查错误
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}
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if inUse {
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return ErrAreaControllerInUse // 返回业务错误
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}
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// TODO 这个应该用事务处理
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err = s.thresholdAlarmService.DeleteAreaThresholdAlarmByAreaControllerID(serviceCtx, id)
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if err != nil {
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return fmt.Errorf("删除区域阈值告警失败: %w", err)
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}
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// 3. 执行删除
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return s.areaControllerRepo.Delete(serviceCtx, id)
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}
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2025-12-05 16:08:06 +08:00
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// StartUpgrade 用于启动一个 OTA 升级任务。
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func (s *areaControllerService) StartUpgrade(ctx context.Context, areaControllerID uint32, firmware *dto.OtaUpgradeRequest) (*dto.OtaUpgradeResponse, error) {
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//TODO implement me
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panic("implement me")
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}
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// GetUpgradeProgress 用于查询指定 OTA 任务的进度。
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func (s *areaControllerService) GetUpgradeProgress(ctx context.Context, taskID uint32) (*dto.OtaUpgradeProgressResponse, error) {
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//TODO implement me
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panic("implement me")
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}
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// StopUpgrade 用于请求停止一个正在进行的 OTA 升级任务。
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func (s *areaControllerService) StopUpgrade(ctx context.Context, taskID uint32) error {
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//TODO implement me
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panic("implement me")
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}
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