131 lines
4.4 KiB
Go
131 lines
4.4 KiB
Go
package service
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import (
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"context"
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"errors"
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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/domain/recipe"
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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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// 定义猪品种服务特定的错误
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var (
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ErrPigBreedInUse = errors.New("猪品种正在被猪类型使用，无法删除")
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ErrPigBreedNotFound = errors.New("猪品种不存在")
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)
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// PigBreedService 定义了猪品种相关的应用服务接口
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type PigBreedService interface {
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CreatePigBreed(ctx context.Context, req *dto.CreatePigBreedRequest) (*dto.PigBreedResponse, error)
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UpdatePigBreed(ctx context.Context, id uint32, req *dto.UpdatePigBreedRequest) (*dto.PigBreedResponse, error)
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DeletePigBreed(ctx context.Context, id uint32) error
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GetPigBreed(ctx context.Context, id uint32) (*dto.PigBreedResponse, error)
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ListPigBreeds(ctx context.Context, req *dto.ListPigBreedRequest) (*dto.ListPigBreedResponse, error)
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}
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// pigBreedServiceImpl 是 PigBreedService 接口的实现
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type pigBreedServiceImpl struct {
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ctx context.Context
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recipeSvc recipe.Service
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}
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// NewPigBreedService 创建一个新的 PigBreedService 实例
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func NewPigBreedService(ctx context.Context, recipeSvc recipe.Service) PigBreedService {
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return &pigBreedServiceImpl{
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ctx: ctx,
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recipeSvc: recipeSvc,
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}
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}
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// CreatePigBreed 创建猪品种
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func (s *pigBreedServiceImpl) CreatePigBreed(ctx context.Context, req *dto.CreatePigBreedRequest) (*dto.PigBreedResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "CreatePigBreed")
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breed := &models.PigBreed{
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Name: req.Name,
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Description: req.Description,
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ParentInfo: req.ParentInfo,
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AppearanceFeatures: req.AppearanceFeatures,
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BreedAdvantages: req.BreedAdvantages,
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BreedDisadvantages: req.BreedDisadvantages,
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}
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if err := s.recipeSvc.CreatePigBreed(serviceCtx, breed); err != nil {
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return nil, fmt.Errorf("创建猪品种失败: %w", err)
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}
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return dto.ConvertPigBreedToDTO(breed), nil
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}
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// UpdatePigBreed 更新猪品种
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func (s *pigBreedServiceImpl) UpdatePigBreed(ctx context.Context, id uint32, req *dto.UpdatePigBreedRequest) (*dto.PigBreedResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "UpdatePigBreed")
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breed := &models.PigBreed{
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Model: models.Model{ID: id},
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Name: req.Name,
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Description: req.Description,
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ParentInfo: req.ParentInfo,
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AppearanceFeatures: req.AppearanceFeatures,
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BreedAdvantages: req.BreedAdvantages,
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BreedDisadvantages: req.BreedDisadvantages,
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}
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if err := s.recipeSvc.UpdatePigBreed(serviceCtx, breed); err != nil {
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if errors.Is(err, recipe.ErrPigBreedNotFound) {
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return nil, ErrPigBreedNotFound
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}
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return nil, fmt.Errorf("更新猪品种失败: %w", err)
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}
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return dto.ConvertPigBreedToDTO(breed), nil
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}
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// DeletePigBreed 删除猪品种
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func (s *pigBreedServiceImpl) DeletePigBreed(ctx context.Context, id uint32) error {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "DeletePigBreed")
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err := s.recipeSvc.DeletePigBreed(serviceCtx, id)
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if err != nil {
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if errors.Is(err, recipe.ErrPigBreedNotFound) {
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return ErrPigBreedNotFound
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}
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if errors.Is(err, recipe.ErrPigBreedInUse) {
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return ErrPigBreedInUse
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}
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return fmt.Errorf("删除猪品种失败: %w", err)
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}
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return nil
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}
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// GetPigBreed 获取单个猪品种
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func (s *pigBreedServiceImpl) GetPigBreed(ctx context.Context, id uint32) (*dto.PigBreedResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "GetPigBreed")
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breed, err := s.recipeSvc.GetPigBreedByID(serviceCtx, id)
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if err != nil {
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if errors.Is(err, recipe.ErrPigBreedNotFound) {
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return nil, ErrPigBreedNotFound
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}
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return nil, fmt.Errorf("获取猪品种失败: %w", err)
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}
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return dto.ConvertPigBreedToDTO(breed), nil
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}
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// ListPigBreeds 列出猪品种
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func (s *pigBreedServiceImpl) ListPigBreeds(ctx context.Context, req *dto.ListPigBreedRequest) (*dto.ListPigBreedResponse, error) {
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serviceCtx := logs.AddFuncName(ctx, s.ctx, "ListPigBreeds")
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opts := repository.PigBreedListOptions{
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Name: req.Name,
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OrderBy: req.OrderBy,
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}
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breeds, total, err := s.recipeSvc.ListPigBreeds(serviceCtx, opts, req.Page, req.PageSize)
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if err != nil {
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return nil, fmt.Errorf("获取猪品种列表失败: %w", err)
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}
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return dto.ConvertPigBreedListToDTO(breeds, total, req.Page, req.PageSize), nil
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}
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