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pig-farm-controller/internal/app/service/plan_service.go

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package service
import (
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"context"
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"errors"
"git.huangwc.com/pig/pig-farm-controller/internal/app/dto"
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"git.huangwc.com/pig/pig-farm-controller/internal/domain/plan"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/logs"
"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/repository"
)
// PlanService 定义了计划相关的应用服务接口
type PlanService interface {
// CreatePlan 创建一个新的计划
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CreatePlan(ctx context.Context, req *dto.CreatePlanRequest) (*dto.PlanResponse, error)
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// GetPlanByID 根据ID获取计划详情
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GetPlanByID(ctx context.Context, id uint32) (*dto.PlanResponse, error)
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// ListPlans 获取计划列表,支持过滤和分页
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ListPlans(ctx context.Context, query *dto.ListPlansQuery) (*dto.ListPlansResponse, error)
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// UpdatePlan 更新计划
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UpdatePlan(ctx context.Context, id uint32, req *dto.UpdatePlanRequest) (*dto.PlanResponse, error)
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// DeletePlan 删除计划(软删除)
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DeletePlan(ctx context.Context, id uint32) error
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// StartPlan 启动计划
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StartPlan(ctx context.Context, id uint32) error
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// StopPlan 停止计划
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StopPlan(ctx context.Context, id uint32) error
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}
// planService 是 PlanService 接口的实现
type planService struct {
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ctx context.Context
domainPlanService plan.Service
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}
// NewPlanService 创建一个新的 PlanService 实例
func NewPlanService(
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ctx context.Context,
domainPlanService plan.Service,
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) PlanService {
return &planService{
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ctx: ctx,
domainPlanService: domainPlanService,
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}
}
// CreatePlan 创建一个新的计划
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func (s *planService) CreatePlan(ctx context.Context, req *dto.CreatePlanRequest) (*dto.PlanResponse, error) {
serviceCtx, logger := logs.Trace(ctx, s.ctx, "CreatePlan")
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const actionType = "应用服务层:创建计划"
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// 使用 DTO 转换函数将请求转换为领域实体
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planToCreate, err := dto.NewPlanFromCreateRequest(req)
if err != nil {
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logger.Errorf("%s: 计划数据校验失败: %v", actionType, err)
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return nil, err
}
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// 调用领域服务创建计划
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createdPlan, err := s.domainPlanService.CreatePlan(serviceCtx, planToCreate)
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if err != nil {
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logger.Errorf("%s: 领域服务创建计划失败: %v", actionType, err)
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return nil, err // 直接返回领域层错误
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}
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// 将领域实体转换为响应 DTO
resp, err := dto.NewPlanToResponse(createdPlan)
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if err != nil {
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logger.Errorf("%s: 序列化响应失败: %v, Plan: %+v", actionType, err, createdPlan)
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return nil, errors.New("计划创建成功,但响应生成失败")
}
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logger.Infof("%s: 计划创建成功, ID: %d", actionType, createdPlan.ID)
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return resp, nil
}
// GetPlanByID 根据ID获取计划详情
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func (s *planService) GetPlanByID(ctx context.Context, id uint32) (*dto.PlanResponse, error) {
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serviceCtx, logger := logs.Trace(ctx, s.ctx, "GetPlanByID")
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const actionType = "应用服务层:获取计划详情"
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// 调用领域服务获取计划
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plan, err := s.domainPlanService.GetPlanByID(serviceCtx, id)
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if err != nil {
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logger.Errorf("%s: 领域服务获取计划详情失败: %v, ID: %d", actionType, err, id)
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return nil, err // 直接返回领域层错误
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}
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// 将领域实体转换为响应 DTO
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resp, err := dto.NewPlanToResponse(plan)
if err != nil {
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logger.Errorf("%s: 序列化响应失败: %v, Plan: %+v", actionType, err, plan)
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return nil, errors.New("获取计划详情失败: 内部数据格式错误")
}
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logger.Infof("%s: 获取计划详情成功, ID: %d", actionType, id)
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return resp, nil
}
// ListPlans 获取计划列表,支持过滤和分页
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func (s *planService) ListPlans(ctx context.Context, query *dto.ListPlansQuery) (*dto.ListPlansResponse, error) {
serviceCtx, logger := logs.Trace(ctx, s.ctx, "ListPlans")
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const actionType = "应用服务层:获取计划列表"
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// 将 DTO 查询参数转换为领域层可接受的选项
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opts := repository.ListPlansOptions{PlanType: query.PlanType}
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// 调用领域服务获取计划列表
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plans, total, err := s.domainPlanService.ListPlans(serviceCtx, opts, query.Page, query.PageSize)
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if err != nil {
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logger.Errorf("%s: 领域服务获取计划列表失败: %v", actionType, err)
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return nil, err // 直接返回领域层错误
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}
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// 将领域实体列表转换为响应 DTO 列表
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planResponses := make([]dto.PlanResponse, 0, len(plans))
for _, p := range plans {
resp, err := dto.NewPlanToResponse(&p)
if err != nil {
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logger.Errorf("%s: 序列化单个计划响应失败: %v, Plan: %+v", actionType, err, p)
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// 这里选择跳过有问题的计划,并记录错误,而不是中断整个列表的返回
continue
}
planResponses = append(planResponses, *resp)
}
resp := &dto.ListPlansResponse{
Plans: planResponses,
Total: total,
}
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logger.Infof("%s: 获取计划列表成功, 数量: %d", actionType, len(planResponses))
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return resp, nil
}
// UpdatePlan 更新计划
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func (s *planService) UpdatePlan(ctx context.Context, id uint32, req *dto.UpdatePlanRequest) (*dto.PlanResponse, error) {
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serviceCtx, logger := logs.Trace(ctx, s.ctx, "UpdatePlan")
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const actionType = "应用服务层:更新计划"
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// 使用 DTO 转换函数将请求转换为领域实体
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planToUpdate, err := dto.NewPlanFromUpdateRequest(req)
if err != nil {
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logger.Errorf("%s: 计划数据校验失败: %v", actionType, err)
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return nil, err
}
planToUpdate.ID = id // 确保ID被设置
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// 调用领域服务更新计划
updatedPlan, err := s.domainPlanService.UpdatePlan(serviceCtx, planToUpdate, models.PlanTypeCustom)
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if err != nil {
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logger.Errorf("%s: 领域服务更新计划失败: %v, ID: %d", actionType, err, id)
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return nil, err // 直接返回领域层错误
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}
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// 将领域实体转换为响应 DTO
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resp, err := dto.NewPlanToResponse(updatedPlan)
if err != nil {
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logger.Errorf("%s: 序列化响应失败: %v, Updated Plan: %+v", actionType, err, updatedPlan)
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return nil, errors.New("计划更新成功,但响应生成失败")
}
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logger.Infof("%s: 计划更新成功, ID: %d", actionType, updatedPlan.ID)
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return resp, nil
}
// DeletePlan 删除计划(软删除)
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func (s *planService) DeletePlan(ctx context.Context, id uint32) error {
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serviceCtx, logger := logs.Trace(ctx, s.ctx, "DeletePlan")
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const actionType = "应用服务层:删除计划"
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// 调用领域服务删除计划
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err := s.domainPlanService.DeletePlan(serviceCtx, id)
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if err != nil {
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logger.Errorf("%s: 领域服务删除计划失败: %v, ID: %d", actionType, err, id)
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return err // 直接返回领域层错误
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}
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logger.Infof("%s: 计划删除成功, ID: %d", actionType, id)
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return nil
}
// StartPlan 启动计划
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func (s *planService) StartPlan(ctx context.Context, id uint32) error {
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serviceCtx, logger := logs.Trace(ctx, s.ctx, "StartPlan")
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const actionType = "应用服务层:启动计划"
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// 调用领域服务启动计划
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err := s.domainPlanService.StartPlan(serviceCtx, id)
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if err != nil {
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logger.Errorf("%s: 领域服务启动计划失败: %v, ID: %d", actionType, err, id)
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return err // 直接返回领域层错误
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}
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logger.Infof("%s: 计划已成功启动, ID: %d", actionType, id)
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return nil
}
// StopPlan 停止计划
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func (s *planService) StopPlan(ctx context.Context, id uint32) error {
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serviceCtx, logger := logs.Trace(ctx, s.ctx, "StopPlan")
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const actionType = "应用服务层:停止计划"
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// 调用领域服务停止计划
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err := s.domainPlanService.StopPlan(serviceCtx, id)
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if err != nil {
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logger.Errorf("%s: 领域服务停止计划失败: %v, ID: %d", actionType, err, id)
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return err // 直接返回领域层错误
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}
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logger.Infof("%s: 计划已成功停止, ID: %d", actionType, id)
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return nil
}