实现原材料的增删改查和仓库层的原料库存记录表增查
This commit is contained in:
@@ -51,3 +51,4 @@ http://git.huangwc.com/pig/pig-farm-controller/issues/66
|
|||||||
1. 定义原料表, 营养表, 原料营养表, 原料库存变更表
|
1. 定义原料表, 营养表, 原料营养表, 原料库存变更表
|
||||||
2. 迁移配置文件, 实现从json文件中读取原材料营养预设值, 并自动写入数据库
|
2. 迁移配置文件, 实现从json文件中读取原材料营养预设值, 并自动写入数据库
|
||||||
3. 定义配方领域, 实现营养元素的增删改查
|
3. 定义配方领域, 实现营养元素的增删改查
|
||||||
|
4. 实现原材料的增删改查和仓库层的原料库存记录表增查
|
||||||
@@ -2,11 +2,14 @@ package recipe
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"context"
|
"context"
|
||||||
|
"errors"
|
||||||
"fmt"
|
"fmt"
|
||||||
|
|
||||||
"git.huangwc.com/pig/pig-farm-controller/internal/infra/logs"
|
"git.huangwc.com/pig/pig-farm-controller/internal/infra/logs"
|
||||||
"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
|
"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
|
||||||
"git.huangwc.com/pig/pig-farm-controller/internal/infra/repository"
|
"git.huangwc.com/pig/pig-farm-controller/internal/infra/repository"
|
||||||
|
|
||||||
|
"gorm.io/gorm"
|
||||||
)
|
)
|
||||||
|
|
||||||
// 定义领域特定的错误
|
// 定义领域特定的错误
|
||||||
@@ -14,28 +17,41 @@ var (
|
|||||||
ErrNutrientNameConflict = fmt.Errorf("营养种类名称已存在")
|
ErrNutrientNameConflict = fmt.Errorf("营养种类名称已存在")
|
||||||
ErrNutrientNotFound = fmt.Errorf("营养种类不存在")
|
ErrNutrientNotFound = fmt.Errorf("营养种类不存在")
|
||||||
ErrNutrientInUse = fmt.Errorf("营养种类正在被原料使用,无法删除")
|
ErrNutrientInUse = fmt.Errorf("营养种类正在被原料使用,无法删除")
|
||||||
|
|
||||||
|
ErrRawMaterialNameConflict = fmt.Errorf("原料名称已存在")
|
||||||
|
ErrRawMaterialNotFound = fmt.Errorf("原料不存在")
|
||||||
)
|
)
|
||||||
|
|
||||||
// Service 定义了配方与原料领域的核心业务服务接口
|
// Service 定义了配方与原料领域的核心业务服务接口
|
||||||
type Service interface {
|
type Service interface {
|
||||||
|
// 营养种类相关接口
|
||||||
CreateNutrient(ctx context.Context, name, description string) (*models.Nutrient, error)
|
CreateNutrient(ctx context.Context, name, description string) (*models.Nutrient, error)
|
||||||
UpdateNutrient(ctx context.Context, id uint32, name, description string) (*models.Nutrient, error)
|
UpdateNutrient(ctx context.Context, id uint32, name, description string) (*models.Nutrient, error)
|
||||||
DeleteNutrient(ctx context.Context, id uint32) error
|
DeleteNutrient(ctx context.Context, id uint32) error
|
||||||
GetNutrient(ctx context.Context, id uint32) (*models.Nutrient, error)
|
GetNutrient(ctx context.Context, id uint32) (*models.Nutrient, error)
|
||||||
ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error)
|
ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error)
|
||||||
|
|
||||||
|
// 原料相关接口
|
||||||
|
CreateRawMaterial(ctx context.Context, name, description string) (*models.RawMaterial, error)
|
||||||
|
UpdateRawMaterial(ctx context.Context, id uint32, name, description string) (*models.RawMaterial, error)
|
||||||
|
DeleteRawMaterial(ctx context.Context, id uint32) error
|
||||||
|
GetRawMaterial(ctx context.Context, id uint32) (*models.RawMaterial, error)
|
||||||
|
ListRawMaterials(ctx context.Context, page, pageSize int) ([]models.RawMaterial, int64, error)
|
||||||
}
|
}
|
||||||
|
|
||||||
// recipeServiceImpl 是 RecipeService 的实现
|
// recipeServiceImpl 是 RecipeService 的实现
|
||||||
type recipeServiceImpl struct {
|
type recipeServiceImpl struct {
|
||||||
ctx context.Context
|
ctx context.Context
|
||||||
nutrientRepo repository.NutrientRepository
|
nutrientRepo repository.NutrientRepository
|
||||||
|
rawMaterialRepo repository.RawMaterialRepository
|
||||||
}
|
}
|
||||||
|
|
||||||
// NewRecipeService 创建一个新的 RecipeService 实例
|
// NewRecipeService 创建一个新的 RecipeService 实例
|
||||||
func NewRecipeService(ctx context.Context, nutrientRepo repository.NutrientRepository) Service {
|
func NewRecipeService(ctx context.Context, nutrientRepo repository.NutrientRepository, rawMaterialRepo repository.RawMaterialRepository) Service {
|
||||||
return &recipeServiceImpl{
|
return &recipeServiceImpl{
|
||||||
ctx: ctx,
|
ctx: ctx,
|
||||||
nutrientRepo: nutrientRepo,
|
nutrientRepo: nutrientRepo,
|
||||||
|
rawMaterialRepo: rawMaterialRepo,
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -45,7 +61,7 @@ func (s *recipeServiceImpl) CreateNutrient(ctx context.Context, name, descriptio
|
|||||||
|
|
||||||
// 检查名称是否已存在
|
// 检查名称是否已存在
|
||||||
existing, err := s.nutrientRepo.GetNutrientByName(serviceCtx, name)
|
existing, err := s.nutrientRepo.GetNutrientByName(serviceCtx, name)
|
||||||
if err != nil {
|
if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) { // 只有不是记录未找到的错误才返回
|
||||||
return nil, fmt.Errorf("检查营养种类名称失败: %w", err)
|
return nil, fmt.Errorf("检查营养种类名称失败: %w", err)
|
||||||
}
|
}
|
||||||
if existing != nil {
|
if existing != nil {
|
||||||
@@ -71,16 +87,16 @@ func (s *recipeServiceImpl) UpdateNutrient(ctx context.Context, id uint32, name,
|
|||||||
// 检查要更新的实体是否存在
|
// 检查要更新的实体是否存在
|
||||||
nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
|
nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return nil, fmt.Errorf("获取待更新的营养种类失败: %w", err)
|
if errors.Is(err, gorm.ErrRecordNotFound) { // 如果是记录未找到错误,则返回领域错误
|
||||||
}
|
|
||||||
if nutrient == nil {
|
|
||||||
return nil, ErrNutrientNotFound
|
return nil, ErrNutrientNotFound
|
||||||
}
|
}
|
||||||
|
return nil, fmt.Errorf("获取待更新的营养种类失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
// 如果名称有变动,检查新名称是否与其它记录冲突
|
// 如果名称有变动,检查新名称是否与其它记录冲突
|
||||||
if nutrient.Name != name {
|
if nutrient.Name != name {
|
||||||
existing, err := s.nutrientRepo.GetNutrientByName(serviceCtx, name)
|
existing, err := s.nutrientRepo.GetNutrientByName(serviceCtx, name)
|
||||||
if err != nil {
|
if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
return nil, fmt.Errorf("检查新的营养种类名称失败: %w", err)
|
return nil, fmt.Errorf("检查新的营养种类名称失败: %w", err)
|
||||||
}
|
}
|
||||||
if existing != nil && existing.ID != id {
|
if existing != nil && existing.ID != id {
|
||||||
@@ -103,13 +119,13 @@ func (s *recipeServiceImpl) DeleteNutrient(ctx context.Context, id uint32) error
|
|||||||
serviceCtx := logs.AddFuncName(ctx, s.ctx, "DeleteNutrient")
|
serviceCtx := logs.AddFuncName(ctx, s.ctx, "DeleteNutrient")
|
||||||
|
|
||||||
// 检查实体是否存在
|
// 检查实体是否存在
|
||||||
nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
|
_, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return fmt.Errorf("获取待删除的营养种类失败: %w", err)
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
}
|
|
||||||
if nutrient == nil {
|
|
||||||
return ErrNutrientNotFound
|
return ErrNutrientNotFound
|
||||||
}
|
}
|
||||||
|
return fmt.Errorf("获取待删除的营养种类失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
if err := s.nutrientRepo.DeleteNutrient(serviceCtx, id); err != nil {
|
if err := s.nutrientRepo.DeleteNutrient(serviceCtx, id); err != nil {
|
||||||
return fmt.Errorf("删除营养种类失败: %w", err)
|
return fmt.Errorf("删除营养种类失败: %w", err)
|
||||||
@@ -124,11 +140,11 @@ func (s *recipeServiceImpl) GetNutrient(ctx context.Context, id uint32) (*models
|
|||||||
|
|
||||||
nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
|
nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return nil, fmt.Errorf("获取营养种类失败: %w", err)
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
}
|
|
||||||
if nutrient == nil {
|
|
||||||
return nil, ErrNutrientNotFound
|
return nil, ErrNutrientNotFound
|
||||||
}
|
}
|
||||||
|
return nil, fmt.Errorf("获取营养种类失败: %w", err)
|
||||||
|
}
|
||||||
return nutrient, nil
|
return nutrient, nil
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -142,3 +158,107 @@ func (s *recipeServiceImpl) ListNutrients(ctx context.Context, page, pageSize in
|
|||||||
}
|
}
|
||||||
return nutrients, total, nil
|
return nutrients, total, nil
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// CreateRawMaterial 实现了创建原料的核心业务逻辑
|
||||||
|
func (s *recipeServiceImpl) CreateRawMaterial(ctx context.Context, name, description string) (*models.RawMaterial, error) {
|
||||||
|
serviceCtx := logs.AddFuncName(ctx, s.ctx, "CreateRawMaterial")
|
||||||
|
|
||||||
|
// 检查名称是否已存在
|
||||||
|
existing, err := s.rawMaterialRepo.GetRawMaterialByName(serviceCtx, name)
|
||||||
|
if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return nil, fmt.Errorf("检查原料名称失败: %w", err)
|
||||||
|
}
|
||||||
|
if existing != nil {
|
||||||
|
return nil, ErrRawMaterialNameConflict
|
||||||
|
}
|
||||||
|
|
||||||
|
rawMaterial := &models.RawMaterial{
|
||||||
|
Name: name,
|
||||||
|
Description: description,
|
||||||
|
}
|
||||||
|
|
||||||
|
if err := s.rawMaterialRepo.CreateRawMaterial(serviceCtx, rawMaterial); err != nil {
|
||||||
|
return nil, fmt.Errorf("创建原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
return rawMaterial, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// UpdateRawMaterial 实现了更新原料的核心业务逻辑
|
||||||
|
func (s *recipeServiceImpl) UpdateRawMaterial(ctx context.Context, id uint32, name, description string) (*models.RawMaterial, error) {
|
||||||
|
serviceCtx := logs.AddFuncName(ctx, s.ctx, "UpdateRawMaterial")
|
||||||
|
|
||||||
|
// 检查要更新的实体是否存在
|
||||||
|
rawMaterial, err := s.rawMaterialRepo.GetRawMaterialByID(serviceCtx, id)
|
||||||
|
if err != nil {
|
||||||
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return nil, ErrRawMaterialNotFound
|
||||||
|
}
|
||||||
|
return nil, fmt.Errorf("获取待更新的原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
// 如果名称有变动,检查新名称是否与其它记录冲突
|
||||||
|
if rawMaterial.Name != name {
|
||||||
|
existing, err := s.rawMaterialRepo.GetRawMaterialByName(serviceCtx, name)
|
||||||
|
if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return nil, fmt.Errorf("检查新的原料名称失败: %w", err)
|
||||||
|
}
|
||||||
|
if existing != nil && existing.ID != id {
|
||||||
|
return nil, ErrRawMaterialNameConflict
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
rawMaterial.Name = name
|
||||||
|
rawMaterial.Description = description
|
||||||
|
|
||||||
|
if err := s.rawMaterialRepo.UpdateRawMaterial(serviceCtx, rawMaterial); err != nil {
|
||||||
|
return nil, fmt.Errorf("更新原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
return rawMaterial, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// DeleteRawMaterial 实现了删除原料的核心业务逻辑
|
||||||
|
func (s *recipeServiceImpl) DeleteRawMaterial(ctx context.Context, id uint32) error {
|
||||||
|
serviceCtx := logs.AddFuncName(ctx, s.ctx, "DeleteRawMaterial")
|
||||||
|
|
||||||
|
// 检查实体是否存在
|
||||||
|
_, err := s.rawMaterialRepo.GetRawMaterialByID(serviceCtx, id)
|
||||||
|
if err != nil {
|
||||||
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return ErrRawMaterialNotFound
|
||||||
|
}
|
||||||
|
return fmt.Errorf("获取待删除的原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
if err := s.rawMaterialRepo.DeleteRawMaterial(serviceCtx, id); err != nil {
|
||||||
|
return fmt.Errorf("删除原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// GetRawMaterial 实现了获取单个原料的逻辑
|
||||||
|
func (s *recipeServiceImpl) GetRawMaterial(ctx context.Context, id uint32) (*models.RawMaterial, error) {
|
||||||
|
serviceCtx := logs.AddFuncName(ctx, s.ctx, "GetRawMaterial")
|
||||||
|
|
||||||
|
rawMaterial, err := s.rawMaterialRepo.GetRawMaterialByID(serviceCtx, id)
|
||||||
|
if err != nil {
|
||||||
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return nil, ErrRawMaterialNotFound
|
||||||
|
}
|
||||||
|
return nil, fmt.Errorf("获取原料失败: %w", err)
|
||||||
|
}
|
||||||
|
return rawMaterial, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// ListRawMaterials 实现了列出原料的逻辑
|
||||||
|
func (s *recipeServiceImpl) ListRawMaterials(ctx context.Context, page, pageSize int) ([]models.RawMaterial, int64, error) {
|
||||||
|
serviceCtx := logs.AddFuncName(ctx, s.ctx, "ListRawMaterials")
|
||||||
|
|
||||||
|
rawMaterials, total, err := s.rawMaterialRepo.ListRawMaterials(serviceCtx, page, pageSize)
|
||||||
|
if err != nil {
|
||||||
|
return nil, 0, fmt.Errorf("获取原料列表失败: %w", err)
|
||||||
|
}
|
||||||
|
return rawMaterials, total, nil
|
||||||
|
}
|
||||||
|
|||||||
@@ -23,9 +23,8 @@ type RawMaterial struct {
|
|||||||
Model
|
Model
|
||||||
Name string `gorm:"size:100;unique;not null;comment:原料名称"`
|
Name string `gorm:"size:100;unique;not null;comment:原料名称"`
|
||||||
Description string `gorm:"size:255;comment:描述"`
|
Description string `gorm:"size:255;comment:描述"`
|
||||||
// Quantity 是当前库存的快照值,用于提供高性能的库存查询。
|
// RawMaterialNutrients 关联此原料的所有营养素含量信息
|
||||||
// 注意:此字段的值必须在数据库事务中与 RawMaterialStockLog 同步更新,以保证数据一致性。
|
RawMaterialNutrients []RawMaterialNutrient `gorm:"foreignKey:RawMaterialID"`
|
||||||
Quantity float32 `gorm:"not null;default:0;comment:当前库存快照, 单位: g"`
|
|
||||||
}
|
}
|
||||||
|
|
||||||
func (RawMaterial) TableName() string {
|
func (RawMaterial) TableName() string {
|
||||||
@@ -39,6 +38,8 @@ type Nutrient struct {
|
|||||||
Model
|
Model
|
||||||
Name string `gorm:"size:100;unique;not null;comment:营养素名称"`
|
Name string `gorm:"size:100;unique;not null;comment:营养素名称"`
|
||||||
Description string `gorm:"size:255;comment:描述"`
|
Description string `gorm:"size:255;comment:描述"`
|
||||||
|
// RawMaterialNutrients 记录营养在哪些原料中存在且比例是多少
|
||||||
|
RawMaterialNutrients []RawMaterialNutrient `gorm:"foreignKey:NutrientID"`
|
||||||
}
|
}
|
||||||
|
|
||||||
func (Nutrient) TableName() string {
|
func (Nutrient) TableName() string {
|
||||||
@@ -69,6 +70,8 @@ type RawMaterialStockLog struct {
|
|||||||
RawMaterialID uint32 `gorm:"not null;index;comment:关联的原料ID"`
|
RawMaterialID uint32 `gorm:"not null;index;comment:关联的原料ID"`
|
||||||
RawMaterial RawMaterial `gorm:"foreignKey:RawMaterialID"`
|
RawMaterial RawMaterial `gorm:"foreignKey:RawMaterialID"`
|
||||||
ChangeAmount float32 `gorm:"not null;comment:变动数量, 正数为入库, 负数为出库, 单位: g"`
|
ChangeAmount float32 `gorm:"not null;comment:变动数量, 正数为入库, 负数为出库, 单位: g"`
|
||||||
|
BeforeQuantity float32 `gorm:"not null;comment:变动前库存数量, 单位: g"`
|
||||||
|
AfterQuantity float32 `gorm:"not null;comment:变动后库存数量, 单位: g"`
|
||||||
// SourceType 告知 SourceID 关联的是哪种类型的业务单据。
|
// SourceType 告知 SourceID 关联的是哪种类型的业务单据。
|
||||||
SourceType StockLogSourceType `gorm:"size:50;not null;index;comment:库存变动来源类型"`
|
SourceType StockLogSourceType `gorm:"size:50;not null;index;comment:库存变动来源类型"`
|
||||||
// SourceID 是一个多态外键,关联到触发此次变动的业务单据ID (如采购单ID)。
|
// SourceID 是一个多态外键,关联到触发此次变动的业务单据ID (如采购单ID)。
|
||||||
|
|||||||
@@ -38,33 +38,29 @@ func (r *gormNutrientRepository) CreateNutrient(ctx context.Context, nutrient *m
|
|||||||
return r.db.WithContext(repoCtx).Create(nutrient).Error
|
return r.db.WithContext(repoCtx).Create(nutrient).Error
|
||||||
}
|
}
|
||||||
|
|
||||||
// GetNutrientByID 根据ID获取单个营养种类
|
// GetNutrientByID 根据ID获取单个营养种类,并预加载关联的原料信息
|
||||||
func (r *gormNutrientRepository) GetNutrientByID(ctx context.Context, id uint32) (*models.Nutrient, error) {
|
func (r *gormNutrientRepository) GetNutrientByID(ctx context.Context, id uint32) (*models.Nutrient, error) {
|
||||||
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetNutrientByID")
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetNutrientByID")
|
||||||
var nutrient models.Nutrient
|
var nutrient models.Nutrient
|
||||||
if err := r.db.WithContext(repoCtx).First(&nutrient, id).Error; err != nil {
|
// 如果记录未找到,GORM 会返回 gorm.ErrRecordNotFound 错误
|
||||||
if errors.Is(err, gorm.ErrRecordNotFound) {
|
if err := r.db.WithContext(repoCtx).Preload("RawMaterialNutrients.RawMaterial").First(&nutrient, id).Error; err != nil {
|
||||||
return nil, nil // 记录未找到不应视为错误
|
|
||||||
}
|
|
||||||
return nil, err
|
return nil, err
|
||||||
}
|
}
|
||||||
return &nutrient, nil
|
return &nutrient, nil
|
||||||
}
|
}
|
||||||
|
|
||||||
// GetNutrientByName 根据名称获取单个营养种类
|
// GetNutrientByName 根据名称获取单个营养种类,并预加载关联的原料信息
|
||||||
func (r *gormNutrientRepository) GetNutrientByName(ctx context.Context, name string) (*models.Nutrient, error) {
|
func (r *gormNutrientRepository) GetNutrientByName(ctx context.Context, name string) (*models.Nutrient, error) {
|
||||||
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetNutrientByName")
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetNutrientByName")
|
||||||
var nutrient models.Nutrient
|
var nutrient models.Nutrient
|
||||||
if err := r.db.WithContext(repoCtx).Where("name = ?", name).First(&nutrient).Error; err != nil {
|
// 如果记录未找到,GORM 会返回 gorm.ErrRecordNotFound 错误
|
||||||
if errors.Is(err, gorm.ErrRecordNotFound) {
|
if err := r.db.WithContext(repoCtx).Preload("RawMaterialNutrients.RawMaterial").Where("name = ?", name).First(&nutrient).Error; err != nil {
|
||||||
return nil, nil // 记录未找到不应视为错误
|
|
||||||
}
|
|
||||||
return nil, err
|
return nil, err
|
||||||
}
|
}
|
||||||
return &nutrient, nil
|
return &nutrient, nil
|
||||||
}
|
}
|
||||||
|
|
||||||
// ListNutrients 列出所有营养种类(分页)
|
// ListNutrients 列出所有营养种类(分页),并预加载关联的原料信息
|
||||||
func (r *gormNutrientRepository) ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error) {
|
func (r *gormNutrientRepository) ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error) {
|
||||||
repoCtx := logs.AddFuncName(ctx, r.ctx, "ListNutrients")
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "ListNutrients")
|
||||||
var nutrients []models.Nutrient
|
var nutrients []models.Nutrient
|
||||||
@@ -79,7 +75,7 @@ func (r *gormNutrientRepository) ListNutrients(ctx context.Context, page, pageSi
|
|||||||
|
|
||||||
// 然后应用分页并获取数据
|
// 然后应用分页并获取数据
|
||||||
offset := (page - 1) * pageSize
|
offset := (page - 1) * pageSize
|
||||||
if err := db.Offset(offset).Limit(pageSize).Find(&nutrients).Error; err != nil {
|
if err := db.Preload("RawMaterialNutrients.RawMaterial").Offset(offset).Limit(pageSize).Find(&nutrients).Error; err != nil {
|
||||||
return nil, 0, err
|
return nil, 0, err
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|||||||
@@ -2,12 +2,27 @@ package repository
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"context"
|
"context"
|
||||||
|
"errors"
|
||||||
|
"fmt"
|
||||||
|
|
||||||
|
"git.huangwc.com/pig/pig-farm-controller/internal/infra/logs"
|
||||||
|
"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
|
||||||
|
|
||||||
"gorm.io/gorm"
|
"gorm.io/gorm"
|
||||||
)
|
)
|
||||||
|
|
||||||
// RawMaterialRepository 定义了与原料相关的数据库操作接口
|
// RawMaterialRepository 定义了与原料相关的数据库操作接口
|
||||||
type RawMaterialRepository interface {
|
type RawMaterialRepository interface {
|
||||||
|
CreateRawMaterial(ctx context.Context, rawMaterial *models.RawMaterial) error
|
||||||
|
GetRawMaterialByID(ctx context.Context, id uint32) (*models.RawMaterial, error)
|
||||||
|
GetRawMaterialByName(ctx context.Context, name string) (*models.RawMaterial, error)
|
||||||
|
ListRawMaterials(ctx context.Context, page, pageSize int) ([]models.RawMaterial, int64, error)
|
||||||
|
UpdateRawMaterial(ctx context.Context, rawMaterial *models.RawMaterial) error
|
||||||
|
DeleteRawMaterial(ctx context.Context, id uint32) error
|
||||||
|
|
||||||
|
// 库存日志相关方法
|
||||||
|
CreateRawMaterialStockLog(ctx context.Context, log *models.RawMaterialStockLog) error
|
||||||
|
GetLatestRawMaterialStockLog(ctx context.Context, rawMaterialID uint32) (*models.RawMaterialStockLog, error)
|
||||||
}
|
}
|
||||||
|
|
||||||
// gormRawMaterialRepository 是 RawMaterialRepository 的 GORM 实现
|
// gormRawMaterialRepository 是 RawMaterialRepository 的 GORM 实现
|
||||||
@@ -20,3 +35,128 @@ type gormRawMaterialRepository struct {
|
|||||||
func NewGormRawMaterialRepository(ctx context.Context, db *gorm.DB) RawMaterialRepository {
|
func NewGormRawMaterialRepository(ctx context.Context, db *gorm.DB) RawMaterialRepository {
|
||||||
return &gormRawMaterialRepository{ctx: ctx, db: db}
|
return &gormRawMaterialRepository{ctx: ctx, db: db}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// CreateRawMaterial 创建一个新的原料
|
||||||
|
func (r *gormRawMaterialRepository) CreateRawMaterial(ctx context.Context, rawMaterial *models.RawMaterial) error {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "CreateRawMaterial")
|
||||||
|
return r.db.WithContext(repoCtx).Create(rawMaterial).Error
|
||||||
|
}
|
||||||
|
|
||||||
|
// GetRawMaterialByID 根据ID获取单个原料,并预加载关联的营养素信息
|
||||||
|
func (r *gormRawMaterialRepository) GetRawMaterialByID(ctx context.Context, id uint32) (*models.RawMaterial, error) {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetRawMaterialByID")
|
||||||
|
var rawMaterial models.RawMaterial
|
||||||
|
// 如果记录未找到,GORM 会返回 gorm.ErrRecordNotFound 错误
|
||||||
|
if err := r.db.WithContext(repoCtx).Preload("RawMaterialNutrients.Nutrient").First(&rawMaterial, id).Error; err != nil {
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
return &rawMaterial, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// GetRawMaterialByName 根据名称获取单个原料,并预加载关联的营养素信息
|
||||||
|
func (r *gormRawMaterialRepository) GetRawMaterialByName(ctx context.Context, name string) (*models.RawMaterial, error) {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetRawMaterialByName")
|
||||||
|
var rawMaterial models.RawMaterial
|
||||||
|
// 如果记录未找到,GORM 会返回 gorm.ErrRecordNotFound 错误
|
||||||
|
if err := r.db.WithContext(repoCtx).Preload("RawMaterialNutrients.Nutrient").Where("name = ?", name).First(&rawMaterial).Error; err != nil {
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
return &rawMaterial, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// ListRawMaterials 列出所有原料(分页),并预加载关联的营养素信息
|
||||||
|
func (r *gormRawMaterialRepository) ListRawMaterials(ctx context.Context, page, pageSize int) ([]models.RawMaterial, int64, error) {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "ListRawMaterials")
|
||||||
|
var rawMaterials []models.RawMaterial
|
||||||
|
var total int64
|
||||||
|
|
||||||
|
db := r.db.WithContext(repoCtx).Model(&models.RawMaterial{})
|
||||||
|
|
||||||
|
// 首先计算总数
|
||||||
|
if err := db.Count(&total).Error; err != nil {
|
||||||
|
return nil, 0, err
|
||||||
|
}
|
||||||
|
|
||||||
|
// 然后应用分页并获取数据
|
||||||
|
offset := (page - 1) * pageSize
|
||||||
|
if err := db.Preload("RawMaterialNutrients.Nutrient").Offset(offset).Limit(pageSize).Find(&rawMaterials).Error; err != nil {
|
||||||
|
return nil, 0, err
|
||||||
|
}
|
||||||
|
|
||||||
|
return rawMaterials, total, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// UpdateRawMaterial 更新一个原料
|
||||||
|
func (r *gormRawMaterialRepository) UpdateRawMaterial(ctx context.Context, rawMaterial *models.RawMaterial) error {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "UpdateRawMaterial")
|
||||||
|
// 使用 map 更新以避免 GORM 的零值问题,并确保只更新指定字段
|
||||||
|
updateData := map[string]interface{}{
|
||||||
|
"name": rawMaterial.Name,
|
||||||
|
"description": rawMaterial.Description,
|
||||||
|
}
|
||||||
|
result := r.db.WithContext(repoCtx).Model(&models.RawMaterial{}).Where("id = ?", rawMaterial.ID).Updates(updateData)
|
||||||
|
if result.Error != nil {
|
||||||
|
return result.Error
|
||||||
|
}
|
||||||
|
if result.RowsAffected == 0 {
|
||||||
|
return fmt.Errorf("未找到要更新的原料,ID: %d", rawMaterial.ID)
|
||||||
|
}
|
||||||
|
return nil
|
||||||
|
}
|
||||||
|
|
||||||
|
// DeleteRawMaterial 根据ID删除一个原料,并级联软删除关联的 RawMaterialNutrient 和 RawMaterialStockLog 记录
|
||||||
|
func (r *gormRawMaterialRepository) DeleteRawMaterial(ctx context.Context, id uint32) error {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "DeleteRawMaterial")
|
||||||
|
|
||||||
|
return r.db.WithContext(repoCtx).Transaction(func(tx *gorm.DB) error {
|
||||||
|
// 1. 查找 RawMaterial 记录,确保其存在
|
||||||
|
var rawMaterial models.RawMaterial
|
||||||
|
if err := tx.First(&rawMaterial, id).Error; err != nil {
|
||||||
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return fmt.Errorf("未找到要删除的原料,ID: %d", id)
|
||||||
|
}
|
||||||
|
return fmt.Errorf("查询原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
// 2. 软删除所有关联的 RawMaterialNutrient 记录
|
||||||
|
if err := tx.Where("raw_material_id = ?", id).Delete(&models.RawMaterialNutrient{}).Error; err != nil {
|
||||||
|
return fmt.Errorf("软删除关联的原料营养素记录失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
// 3. 软删除所有关联的 RawMaterialStockLog 记录
|
||||||
|
if err := tx.Where("raw_material_id = ?", id).Delete(&models.RawMaterialStockLog{}).Error; err != nil {
|
||||||
|
return fmt.Errorf("软删除关联的原料库存日志记录失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
// 4. 软删除 RawMaterial 记录本身
|
||||||
|
if err := tx.Delete(&rawMaterial).Error; err != nil {
|
||||||
|
return fmt.Errorf("软删除原料失败: %w", err)
|
||||||
|
}
|
||||||
|
|
||||||
|
return nil
|
||||||
|
})
|
||||||
|
}
|
||||||
|
|
||||||
|
// CreateRawMaterialStockLog 创建一条新的原料库存日志
|
||||||
|
func (r *gormRawMaterialRepository) CreateRawMaterialStockLog(ctx context.Context, log *models.RawMaterialStockLog) error {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "CreateRawMaterialStockLog")
|
||||||
|
return r.db.WithContext(repoCtx).Create(log).Error
|
||||||
|
}
|
||||||
|
|
||||||
|
// GetLatestRawMaterialStockLog 获取指定原料的最新一条库存日志
|
||||||
|
func (r *gormRawMaterialRepository) GetLatestRawMaterialStockLog(ctx context.Context, rawMaterialID uint32) (*models.RawMaterialStockLog, error) {
|
||||||
|
repoCtx := logs.AddFuncName(ctx, r.ctx, "GetLatestRawMaterialStockLog")
|
||||||
|
var latestLog models.RawMaterialStockLog
|
||||||
|
err := r.db.WithContext(repoCtx).
|
||||||
|
Where("raw_material_id = ?", rawMaterialID).
|
||||||
|
Order("happened_at DESC, id DESC"). // 优先按时间降序,然后按ID降序确保唯一最新
|
||||||
|
First(&latestLog).Error
|
||||||
|
|
||||||
|
if err != nil {
|
||||||
|
if errors.Is(err, gorm.ErrRecordNotFound) {
|
||||||
|
return nil, nil // 如果没有日志记录,不视为错误,返回nil
|
||||||
|
}
|
||||||
|
return nil, err
|
||||||
|
}
|
||||||
|
return &latestLog, nil
|
||||||
|
}
|
||||||
|
|||||||
Reference in New Issue
Block a user