approveflow/app/http/module/flow_instance/mapper.go

package flow_instance

import (
	instanceModel "approveflow/app/provider/flow_instance/model"
	"approveflow/app/utils"
)

func MapApprovalInstanceToDTOBatch(approvalInstances []*instanceModel.ApprovalInstance) ([]*ApprovalInstanceDTO, error) {
	res := make([]*ApprovalInstanceDTO, 0, len(approvalInstances))
	for _, instance := range approvalInstances {
		for _, step := range instance.Steps {
			step.Status = step.GetStatus()
		}
		dto, err := MapApprovalInstanceToDTO(instance)
		if err != nil {
			return nil, err
		}
		res = append(res, dto)
	}
	return res, nil
}

func MapApprovalInstanceToDTO(approvalInstance *instanceModel.ApprovalInstance) (*ApprovalInstanceDTO, error) {
	// 创建目标 ApprovalInstanceDTO 对象
	approvalInstanceDTO := &ApprovalInstanceDTO{}

	for _, step := range approvalInstance.Steps {
		step.Status = step.GetStatus()
	}

	// 使用 Convert 方法将 实体对象 转换为 DTO
	if err := utils.Convert(approvalInstance, approvalInstanceDTO); err != nil {
		return nil, err
	}

	return approvalInstanceDTO, nil
}