实现 猪舍相关路由组 和 猪圈相关路由组

internal/infra/models/medication.go

@@ -67,6 +67,10 @@ type Medication struct {
 	Instructions                  datatypes.JSON     `gorm:"type:jsonb;comment:使用说明" json:"instructions"`
 }
 
+func (Medication) TableName() string {
+	return "medications"
+}
+
 // MedicationReasonType 定义了用药原因
 type MedicationReasonType string
 
@@ -78,7 +82,7 @@ const (
 
 // GroupMedicationLog 记录了对整个猪批次的用药情况
 type GroupMedicationLog struct {
-	gorm.Model
+	ID           uint                 `gorm:"primaryKey"`
 	PigBatchID   uint                 `gorm:"not null;index;comment:关联的猪批次ID"`
 	MedicationID uint                 `gorm:"not null;index;comment:关联的药品ID"`
 	Medication   Medication           `gorm:"foreignKey:MedicationID"` // 预加载药品信息
@@ -87,5 +91,12 @@ type GroupMedicationLog struct {
 	Reason       MedicationReasonType `gorm:"size:20;not null;comment:用药原因"`
 	Description  string               `gorm:"size:255;comment:具体描述,如'治疗呼吸道病'"`
 	Operator     string               `gorm:"size:50;comment:操作员"`
-	HappenedAt   time.Time            `gorm:"not null;default:CURRENT_TIMESTAMP;comment:用药时间"`
+	HappenedAt   time.Time            `gorm:"primaryKey;comment:用药时间"`
+	CreatedAt    time.Time
+	UpdatedAt    time.Time
+	DeletedAt    gorm.DeletedAt `gorm:"index"`
+}
+
+func (GroupMedicationLog) TableName() string {
+	return "group_medication_logs"
 }