pig-farm-controller/internal/app/controller/plan/converter.go

package plan

import (
	"git.huangwc.com/pig/pig-farm-controller/internal/app/controller"
	"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
	"gorm.io/datatypes"
)

// PlanToResponse 将Plan模型转换为PlanResponse
func PlanToResponse(plan *models.Plan) *PlanResponse {
	if plan == nil {
		return nil
	}

	response := &PlanResponse{
		ID:             plan.ID,
		Name:           plan.Name,
		Description:    plan.Description,
		ExecutionType:  plan.ExecutionType,
		CronExpression: plan.CronExpression,
		ContentType:    plan.ContentType,
	}

	// 转换子计划
	if plan.ContentType == models.PlanContentTypeSubPlans {
		response.SubPlans = make([]SubPlanResponse, len(plan.SubPlans))
		for i, subPlan := range plan.SubPlans {
			response.SubPlans[i] = SubPlanToResponse(&subPlan)
		}
	}

	// 转换任务
	if plan.ContentType == models.PlanContentTypeTasks {
		response.Tasks = make([]TaskResponse, len(plan.Tasks))
		for i, task := range plan.Tasks {
			response.Tasks[i] = TaskToResponse(&task)
		}
	}

	return response
}

// PlanFromCreateRequest 将CreatePlanRequest转换为Plan模型，并进行业务规则验证
func PlanFromCreateRequest(req *CreatePlanRequest) (*models.Plan, error) {
	if req == nil {
		return nil, nil
	}

	plan := &models.Plan{
		Name:           req.Name,
		Description:    req.Description,
		ExecutionType:  req.ExecutionType,
		CronExpression: req.CronExpression,
		ContentType:    req.ContentType,
	}

	// 处理子计划 (通过ID引用)
	if req.ContentType == models.PlanContentTypeSubPlans && req.SubPlanIDs != nil {
		plan.SubPlans = make([]models.SubPlan, len(req.SubPlanIDs))
		for i, childPlanID := range req.SubPlanIDs {
			plan.SubPlans[i] = models.SubPlan{
				ChildPlanID:    childPlanID,
				ExecutionOrder: i, // 默认执行顺序, ReorderSteps会再次确认
			}
		}
	}

	// 处理任务
	if req.ContentType == models.PlanContentTypeTasks && req.Tasks != nil {
		plan.Tasks = make([]models.Task, len(req.Tasks))
		for i, taskReq := range req.Tasks {
			// 使用来自请求的ExecutionOrder
			plan.Tasks[i] = TaskFromRequest(&taskReq)
		}
	}

	// 1. 首先，执行重复性验证
	if err := plan.ValidateExecutionOrder(); err != nil {
		// 如果检测到重复，立即返回错误
		return nil, err
	}

	// 2. 然后，调用方法来修复顺序断层
	plan.ReorderSteps()

	return plan, nil
}

// PlanFromUpdateRequest 将UpdatePlanRequest转换为Plan模型，并进行业务规则验证
func PlanFromUpdateRequest(req *UpdatePlanRequest) (*models.Plan, error) {
	if req == nil {
		return nil, nil
	}

	plan := &models.Plan{
		Name:           req.Name,
		Description:    req.Description,
		ExecutionType:  req.ExecutionType,
		CronExpression: req.CronExpression,
		ContentType:    req.ContentType,
	}

	// 处理子计划 (通过ID引用)
	if req.ContentType == models.PlanContentTypeSubPlans && req.SubPlanIDs != nil {
		plan.SubPlans = make([]models.SubPlan, len(req.SubPlanIDs))
		for i, childPlanID := range req.SubPlanIDs {
			plan.SubPlans[i] = models.SubPlan{
				ChildPlanID:    childPlanID,
				ExecutionOrder: i, // 默认执行顺序, ReorderSteps会再次确认
			}
		}
	}

	// 处理任务
	if req.ContentType == models.PlanContentTypeTasks && req.Tasks != nil {
		plan.Tasks = make([]models.Task, len(req.Tasks))
		for i, taskReq := range req.Tasks {
			// 使用来自请求的ExecutionOrder
			plan.Tasks[i] = TaskFromRequest(&taskReq)
		}
	}

	// 1. 首先，执行重复性验证
	if err := plan.ValidateExecutionOrder(); err != nil {
		// 如果检测到重复，立即返回错误
		return nil, err
	}

	// 2. 然后，调用方法来修复顺序断层
	plan.ReorderSteps()

	return plan, nil
}

// SubPlanToResponse 将SubPlan模型转换为SubPlanResponse
func SubPlanToResponse(subPlan *models.SubPlan) SubPlanResponse {
	if subPlan == nil {
		return SubPlanResponse{}
	}

	response := SubPlanResponse{
		ID:             subPlan.ID,
		ParentPlanID:   subPlan.ParentPlanID,
		ChildPlanID:    subPlan.ChildPlanID,
		ExecutionOrder: subPlan.ExecutionOrder,
	}

	// 如果有完整的子计划数据，也进行转换
	if subPlan.ChildPlan != nil {
		response.ChildPlan = PlanToResponse(subPlan.ChildPlan)
	}

	return response
}

// TaskToResponse 将Task模型转换为TaskResponse
func TaskToResponse(task *models.Task) TaskResponse {
	if task == nil {
		return TaskResponse{}
	}

	return TaskResponse{
		ID:             task.ID,
		PlanID:         task.PlanID,
		Name:           task.Name,
		Description:    task.Description,
		ExecutionOrder: task.ExecutionOrder,
		Type:           task.Type,
		Parameters:     controller.Properties(task.Parameters),
	}
}

// TaskFromRequest 将TaskRequest转换为Task模型
func TaskFromRequest(req *TaskRequest) models.Task {
	if req == nil {
		return models.Task{}
	}

	return models.Task{
		Name:           req.Name,
		Description:    req.Description,
		ExecutionOrder: req.ExecutionOrder,
		Type:           req.Type,
		Parameters:     datatypes.JSON(req.Parameters),
	}
}