定义配方领域, 实现营养元素的增删改查

design/archive/recipe-management/index.md

@@ -50,3 +50,4 @@ 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
 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

internal/domain/recipe/recipe_service.go

@@ -0,0 +1,144 @@
+package recipe
+
+import (
+	"context"
+	"fmt"
+
+	"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/repository"
+)
+
+// 定义领域特定的错误
+var (
+	ErrNutrientNameConflict = fmt.Errorf("营养种类名称已存在")
+	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")
+)
+
+// Service 定义了配方与原料领域的核心业务服务接口
+type Service interface {
+	CreateNutrient(ctx context.Context, 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
+	GetNutrient(ctx context.Context, id uint32) (*models.Nutrient, error)
+	ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error)
+}
+
+// recipeServiceImpl 是 RecipeService 的实现
+type recipeServiceImpl struct {
+	ctx          context.Context
+	nutrientRepo repository.NutrientRepository
+}
+
+// NewRecipeService 创建一个新的 RecipeService 实例
+func NewRecipeService(ctx context.Context, nutrientRepo repository.NutrientRepository) Service {
+	return &recipeServiceImpl{
+		ctx:          ctx,
+		nutrientRepo: nutrientRepo,
+	}
+}
+
+// CreateNutrient 实现了创建营养种类的核心业务逻辑
+func (s *recipeServiceImpl) CreateNutrient(ctx context.Context, name, description string) (*models.Nutrient, error) {
+	serviceCtx := logs.AddFuncName(ctx, s.ctx, "CreateNutrient")
+
+	// 检查名称是否已存在
+	existing, err := s.nutrientRepo.GetNutrientByName(serviceCtx, name)
+	if err != nil {
+		return nil, fmt.Errorf("检查营养种类名称失败: %w", err)
+	}
+	if existing != nil {
+		return nil, ErrNutrientNameConflict
+	}
+
+	nutrient := &models.Nutrient{
+		Name:        name,
+		Description: description,
+	}
+
+	if err := s.nutrientRepo.CreateNutrient(serviceCtx, nutrient); err != nil {
+		return nil, fmt.Errorf("创建营养种类失败: %w", err)
+	}
+
+	return nutrient, nil
+}
+
+// UpdateNutrient 实现了更新营养种类的核心业务逻辑
+func (s *recipeServiceImpl) UpdateNutrient(ctx context.Context, id uint32, name, description string) (*models.Nutrient, error) {
+	serviceCtx := logs.AddFuncName(ctx, s.ctx, "UpdateNutrient")
+
+	// 检查要更新的实体是否存在
+	nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
+	if err != nil {
+		return nil, fmt.Errorf("获取待更新的营养种类失败: %w", err)
+	}
+	if nutrient == nil {
+		return nil, ErrNutrientNotFound
+	}
+
+	// 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 {
+		existing, err := s.nutrientRepo.GetNutrientByName(serviceCtx, name)
+		if err != nil {
+			return nil, fmt.Errorf("检查新的营养种类名称失败: %w", err)
+		}
+		if existing != nil && existing.ID != id {
+			return nil, ErrNutrientNameConflict
+		}
+	}
+
+	nutrient.Name = name
+	nutrient.Description = description
+
+	if err := s.nutrientRepo.UpdateNutrient(serviceCtx, nutrient); err != nil {
+		return nil, fmt.Errorf("更新营养种类失败: %w", err)
+	}
+
+	return nutrient, nil
+}
+
+// DeleteNutrient 实现了删除营养种类的核心业务逻辑
+func (s *recipeServiceImpl) DeleteNutrient(ctx context.Context, id uint32) error {
+	serviceCtx := logs.AddFuncName(ctx, s.ctx, "DeleteNutrient")
+
+	// 检查实体是否存在
+	nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
+	if err != nil {
+		return fmt.Errorf("获取待删除的营养种类失败: %w", err)
+	}
+	if nutrient == nil {
+		return ErrNutrientNotFound
+	}
+
+	if err := s.nutrientRepo.DeleteNutrient(serviceCtx, id); err != nil {
+		return fmt.Errorf("删除营养种类失败: %w", err)
+	}
+
+	return nil
+}
+
+// GetNutrient 实现了获取单个营养种类的逻辑
+func (s *recipeServiceImpl) GetNutrient(ctx context.Context, id uint32) (*models.Nutrient, error) {
+	serviceCtx := logs.AddFuncName(ctx, s.ctx, "GetNutrient")
+
+	nutrient, err := s.nutrientRepo.GetNutrientByID(serviceCtx, id)
+	if err != nil {
+		return nil, fmt.Errorf("获取营养种类失败: %w", err)
+	}
+	if nutrient == nil {
+		return nil, ErrNutrientNotFound
+	}
+	return nutrient, nil
+}
+
+// ListNutrients 实现了列出营养种类的逻辑
+func (s *recipeServiceImpl) ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error) {
+	serviceCtx := logs.AddFuncName(ctx, s.ctx, "ListNutrients")
+
+	nutrients, total, err := s.nutrientRepo.ListNutrients(serviceCtx, page, pageSize)
+	if err != nil {
+		return nil, 0, fmt.Errorf("获取营养种类列表失败: %w", err)
+	}
+	return nutrients, total, nil
+}

internal/infra/repository/nutrient_repository.go

@@ -0,0 +1,134 @@
+package repository
+
+import (
+	"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"
+)
+
+// NutrientRepository 定义了与营养种类相关的数据库操作接口
+type NutrientRepository interface {
+	CreateNutrient(ctx context.Context, nutrient *models.Nutrient) error
+	GetNutrientByID(ctx context.Context, id uint32) (*models.Nutrient, error)
+	GetNutrientByName(ctx context.Context, name string) (*models.Nutrient, error)
+	ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error)
+	UpdateNutrient(ctx context.Context, nutrient *models.Nutrient) error
+	DeleteNutrient(ctx context.Context, id uint32) error
+}
+
+// gormNutrientRepository 是 NutrientRepository 的 GORM 实现
+type gormNutrientRepository struct {
+	ctx context.Context
+	db  *gorm.DB
+}
+
+// NewGormNutrientRepository 创建一个新的 NutrientRepository GORM 实现实例
+func NewGormNutrientRepository(ctx context.Context, db *gorm.DB) NutrientRepository {
+	return &gormNutrientRepository{ctx: ctx, db: db}
+}
+
+// CreateNutrient 创建一个新的营养种类
+func (r *gormNutrientRepository) CreateNutrient(ctx context.Context, nutrient *models.Nutrient) error {
+	repoCtx := logs.AddFuncName(ctx, r.ctx, "CreateNutrient")
+	return r.db.WithContext(repoCtx).Create(nutrient).Error
+}
+
+// GetNutrientByID 根据ID获取单个营养种类
+func (r *gormNutrientRepository) GetNutrientByID(ctx context.Context, id uint32) (*models.Nutrient, error) {
+	repoCtx := logs.AddFuncName(ctx, r.ctx, "GetNutrientByID")
+	var nutrient models.Nutrient
+	if err := r.db.WithContext(repoCtx).First(&nutrient, id).Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return nil, nil // 记录未找到不应视为错误
+		}
+		return nil, err
+	}
+	return &nutrient, nil
+}
+
+// GetNutrientByName 根据名称获取单个营养种类
+func (r *gormNutrientRepository) GetNutrientByName(ctx context.Context, name string) (*models.Nutrient, error) {
+	repoCtx := logs.AddFuncName(ctx, r.ctx, "GetNutrientByName")
+	var nutrient models.Nutrient
+	if err := r.db.WithContext(repoCtx).Where("name = ?", name).First(&nutrient).Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return nil, nil // 记录未找到不应视为错误
+		}
+		return nil, err
+	}
+	return &nutrient, nil
+}
+
+// ListNutrients 列出所有营养种类（分页）
+func (r *gormNutrientRepository) ListNutrients(ctx context.Context, page, pageSize int) ([]models.Nutrient, int64, error) {
+	repoCtx := logs.AddFuncName(ctx, r.ctx, "ListNutrients")
+	var nutrients []models.Nutrient
+	var total int64
+
+	db := r.db.WithContext(repoCtx).Model(&models.Nutrient{})
+
+	// 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.Offset(offset).Limit(pageSize).Find(&nutrients).Error; err != nil {
+		return nil, 0, err
+	}
+
+	return nutrients, total, nil
+}
+
+// UpdateNutrient 更新一个营养种类
+func (r *gormNutrientRepository) UpdateNutrient(ctx context.Context, nutrient *models.Nutrient) error {
+	repoCtx := logs.AddFuncName(ctx, r.ctx, "UpdateNutrient")
+	// 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":        nutrient.Name,
+		"description": nutrient.Description,
+	}
+	result := r.db.WithContext(repoCtx).Model(&models.Nutrient{}).Where("id = ?", nutrient.ID).Updates(updateData)
+	if result.Error != nil {
+		return result.Error
+	}
+	if result.RowsAffected == 0 {
+		return fmt.Errorf("未找到要更新的营养种类，ID: %d", nutrient.ID)
+	}
+	return nil
+}
+
+// DeleteNutrient 根据ID删除一个营养种类，并级联软删除关联的 RawMaterialNutrient 记录
+func (r *gormNutrientRepository) DeleteNutrient(ctx context.Context, id uint32) error {
+	repoCtx := logs.AddFuncName(ctx, r.ctx, "DeleteNutrient")
+
+	return r.db.WithContext(repoCtx).Transaction(func(tx *gorm.DB) error {
+		// 1. 查找 Nutrient 记录，确保其存在
+		var nutrient models.Nutrient
+		if err := tx.First(&nutrient, id).Error; err != nil {
+			if errors.Is(err, gorm.ErrRecordNotFound) {
+				return fmt.Errorf("未找到要删除的营养种类，ID: %d", id)
+			}
+			return fmt.Errorf("查询营养种类失败: %w", err)
+		}
+
+		// 2. 软删除所有关联的 RawMaterialNutrient 记录
+		if err := tx.Where("nutrient_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 Nutrient 记录本身
+		if err := tx.Delete(&nutrient).Error; err != nil {
+			return fmt.Errorf("软删除营养种类失败: %w", err)
+		}
+
+		return nil
+	})
+
+}

internal/infra/repository/raw_material_repository.go

@@ -0,0 +1,22 @@
+package repository
+
+import (
+	"context"
+
+	"gorm.io/gorm"
+)
+
+// RawMaterialRepository 定义了与原料相关的数据库操作接口
+type RawMaterialRepository interface {
+}
+
+// gormRawMaterialRepository 是 RawMaterialRepository 的 GORM 实现
+type gormRawMaterialRepository struct {
+	ctx context.Context
+	db  *gorm.DB
+}
+
+// NewGormRawMaterialRepository 创建一个新的 RawMaterialRepository GORM 实现实例
+func NewGormRawMaterialRepository(ctx context.Context, db *gorm.DB) RawMaterialRepository {
+	return &gormRawMaterialRepository{ctx: ctx, db: db}
+}

project_structure.txt

@@ -1,15 +1,16 @@
 
-.air.toml
 .gitignore
-.golangci.yml
-.swaggo
 AGENTS.md
 Makefile
 README.md
 RELAY_API.md
 TODO-List.txt
-config.example.yml
-config.yml
+config/.air.toml
+config/.golangci.yml
+config/config.example.yml
+config/config.yml
+config/presets-data/nutrient.json
+config/presets-data/system_plans.json
 design/archive/2025-11-03-verification-before-device-deletion/add_get_device_id_configs_to_task.md
 design/archive/2025-11-03-verification-before-device-deletion/check_before_device_deletion.md
 design/archive/2025-11-03-verification-before-device-deletion/device_task_association_maintenance.md
@@ -33,6 +34,7 @@ design/archive/2025-11-05-provide-logger-with-mothed/task-webhook.md
 design/archive/2025-11-06-health-check-routing/index.md
 design/archive/2025-11-06-system-plan-continuously-triggered/index.md
 design/archive/2025-11-10-exceeding-threshold-alarm/index.md
+design/archive/recipe-management/index.md
 docs/docs.go
 docs/swagger.json
 docs/swagger.yaml
@@ -102,25 +104,28 @@ internal/domain/plan/analysis_plan_task_manager.go
 internal/domain/plan/plan_execution_manager.go
 internal/domain/plan/plan_service.go
 internal/domain/plan/task.go
+internal/domain/recipe/recipe_service.go
 internal/domain/task/alarm_notification_task.go
 internal/domain/task/area_threshold_check_task.go
 internal/domain/task/delay_task.go
 internal/domain/task/device_threshold_check_task.go
 internal/domain/task/full_collection_task.go
+internal/domain/task/refresh_notification_task.go
 internal/domain/task/release_feed_weight_task.go
 internal/domain/task/task.go
 internal/infra/config/config.go
 internal/infra/database/postgres.go
+internal/infra/database/seeder.go
 internal/infra/database/storage.go
 internal/infra/logs/context.go
 internal/infra/logs/encoder.go
+internal/infra/logs/logger_methods.go
 internal/infra/logs/logs.go
 internal/infra/models/alarm.go
 internal/infra/models/device.go
 internal/infra/models/device_template.go
 internal/infra/models/execution.go
 internal/infra/models/farm_asset.go
-internal/infra/models/feed.go
 internal/infra/models/medication.go
 internal/infra/models/models.go
 internal/infra/models/notify.go
@@ -129,6 +134,7 @@ internal/infra/models/pig_sick.go
 internal/infra/models/pig_trade.go
 internal/infra/models/pig_transfer.go
 internal/infra/models/plan.go
+internal/infra/models/raw_material.go
 internal/infra/models/schedule.go
 internal/infra/models/sensor_data.go
 internal/infra/models/user.go
@@ -145,6 +151,7 @@ internal/infra/repository/device_template_repository.go
 internal/infra/repository/execution_log_repository.go
 internal/infra/repository/medication_log_repository.go
 internal/infra/repository/notification_repository.go
+internal/infra/repository/nutrient_repository.go
 internal/infra/repository/pending_collection_repository.go
 internal/infra/repository/pending_task_repository.go
 internal/infra/repository/pig_batch_log_repository.go