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记录调猪人

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This commit is contained in:
huang
2025-10-05 21:20:22 +08:00
parent 811c6a09c5
commit 47c72dff3e
5 changed files with 38 additions and 13 deletions
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4
internal/domain/pig/pig_batch.go
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@@ -31,10 +31,10 @@ var (
// 它抽象了所有与猪批次相关的操作，使得应用层可以依赖于此接口，而不是具体的实现。
type PigBatchService interface {
// TransferPigsWithinBatch 处理同一个猪群内部的调栏业务。
TransferPigsWithinBatch(batchID uint, fromPenID uint, toPenID uint, quantity uint) error
TransferPigsWithinBatch(batchID uint, fromPenID uint, toPenID uint, quantity uint, operatorID uint, remarks string) error
// TransferPigsAcrossBatches 处理跨猪群的调栏业务。
TransferPigsAcrossBatches(sourceBatchID uint, destBatchID uint, fromPenID uint, toPenID uint, quantity uint) error
TransferPigsAcrossBatches(sourceBatchID uint, destBatchID uint, fromPenID uint, toPenID uint, quantity uint, operatorID uint, remarks string) error
// CreatePigBatch 创建一个新的猪批次。
CreatePigBatch(operatorID uint, batch *models.PigBatch) (*models.PigBatch, error)

14
internal/domain/pig/pig_batch_service.go
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@@ -237,7 +237,7 @@ func (s *pigBatchService) UpdatePigBatchPens(batchID uint, desiredPenIDs []uint)
// --- 新增的调栏业务实现 ---
// executeTransferAndLog 是一个私有辅助方法，用于封装创建和记录迁移日志的通用逻辑。
func (s *pigBatchService) executeTransferAndLog(tx *gorm.DB, fromBatchID, toBatchID, fromPenID, toPenID uint, quantity int, transferType string) error {
func (s *pigBatchService) executeTransferAndLog(tx *gorm.DB, fromBatchID, toBatchID, fromPenID, toPenID uint, quantity int, transferType models.PigTransferType, operatorID uint, remarks string) error {
// 1. 生成关联ID
correlationID := uuid.New().String()
@@ -249,6 +249,8 @@ func (s *pigBatchService) executeTransferAndLog(tx *gorm.DB, fromBatchID, toBatc
Quantity: -quantity, // 调出为负数
Type: transferType,
CorrelationID: correlationID,
OperatorID: operatorID,
Remarks: remarks,
}
// 3. 创建调入日志
@@ -259,6 +261,8 @@ func (s *pigBatchService) executeTransferAndLog(tx *gorm.DB, fromBatchID, toBatc
Quantity: quantity, // 调入为正数
Type: transferType,
CorrelationID: correlationID,
OperatorID: operatorID,
Remarks: remarks,
}
// 4. 调用子服务记录日志
@@ -273,7 +277,7 @@ func (s *pigBatchService) executeTransferAndLog(tx *gorm.DB, fromBatchID, toBatc
}
// TransferPigsWithinBatch 实现了同一个猪群内部的调栏业务。
func (s *pigBatchService) TransferPigsWithinBatch(batchID uint, fromPenID uint, toPenID uint, quantity uint) error {
func (s *pigBatchService) TransferPigsWithinBatch(batchID uint, fromPenID uint, toPenID uint, quantity uint, operatorID uint, remarks string) error {
if fromPenID == toPenID {
return errors.New("源猪栏和目标猪栏不能相同")
}
@@ -300,7 +304,7 @@ func (s *pigBatchService) TransferPigsWithinBatch(batchID uint, fromPenID uint,
}
// 2. 调用通用辅助方法执行日志记录
err = s.executeTransferAndLog(tx, batchID, batchID, fromPenID, toPenID, int(quantity), "群内调栏")
err = s.executeTransferAndLog(tx, batchID, batchID, fromPenID, toPenID, int(quantity), "群内调栏", operatorID, remarks)
if err != nil {
return err
}
@@ -311,7 +315,7 @@ func (s *pigBatchService) TransferPigsWithinBatch(batchID uint, fromPenID uint,
}
// TransferPigsAcrossBatches 实现了跨猪群的调栏业务。
func (s *pigBatchService) TransferPigsAcrossBatches(sourceBatchID uint, destBatchID uint, fromPenID uint, toPenID uint, quantity uint) error {
func (s *pigBatchService) TransferPigsAcrossBatches(sourceBatchID uint, destBatchID uint, fromPenID uint, toPenID uint, quantity uint, operatorID uint, remarks string) error {
if sourceBatchID == destBatchID {
return errors.New("源猪群和目标猪群不能相同")
}
@@ -339,7 +343,7 @@ func (s *pigBatchService) TransferPigsAcrossBatches(sourceBatchID uint, destBatc
}
// 2. 调用通用辅助方法执行日志记录
err = s.executeTransferAndLog(tx, sourceBatchID, destBatchID, fromPenID, toPenID, int(quantity), "跨群调栏")
err = s.executeTransferAndLog(tx, sourceBatchID, destBatchID, fromPenID, toPenID, int(quantity), "跨群调栏", operatorID, remarks)
if err != nil {
return err
}

2
internal/infra/database/postgres.go
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@@ -167,6 +167,7 @@ func (ps *PostgresStorage) creatingHyperTable() error {
{models.PigBatchLog{}, "happened_at"},
{models.WeighingBatch{}, "weighing_time"},
{models.WeighingRecord{}, "weighing_time"},
{models.PigTransferLog{}, "transfer_time"},
}
for _, table := range tablesToConvert {
@@ -203,6 +204,7 @@ func (ps *PostgresStorage) applyCompressionPolicies() error {
{models.PigBatchLog{}, "pig_batch_id"},
{models.WeighingBatch{}, "pig_batch_id"},
{models.WeighingRecord{}, "weighing_batch_id"},
{models.PigTransferLog{}, "pig_batch_id"},
}
for _, policy := range policies {

1
internal/infra/models/models.go
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@@ -41,6 +41,7 @@ func GetAllModels() []interface{} {
&PigBatchLog{},
&WeighingBatch{},
&WeighingRecord{},
&PigTransferLog{},
// Feed Models
&RawMaterial{},

30
internal/infra/models/pig_transfer.go
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@@ -6,14 +6,32 @@ import (
"gorm.io/gorm"
)
// PigTransferType 定义了猪只迁移的类型
type PigTransferType string
const (
PigTransferTypeInternal PigTransferType = "群内调栏" // 同一猪群内猪栏间的调动
PigTransferTypeCrossBatch PigTransferType = "跨群调栏" // 不同猪群间的调动
PigTransferTypeSale PigTransferType = "销售" // 猪只售出
PigTransferTypeDeath PigTransferType = "死亡" // 猪只死亡
PigTransferTypePurchase PigTransferType = "新购入" // 新购入猪只
// 可以根据业务需求添加更多类型，例如：淘汰、转出到其他农场等
)
// PigTransferLog 记录了每一次猪只数量在猪栏间的变动事件。
// 它作为事件溯源的基础，用于推算任意时间点猪栏的猪只数量。
type PigTransferLog struct {
gorm.Model
TransferTime time.Time `json:"transfer_time"` // 迁移发生时间
PigBatchID uint `json:"pig_batch_id"` // 关联的猪群ID
PenID uint `json:"pen_id"` // 发生变动的猪栏ID
Quantity int `json:"quantity"` // 变动数量（正数表示增加，负数表示减少）
Type string `json:"type"` // 变动类型 (e.g., "群内调栏", "跨群调栏", "销售", "死亡", "新购入")
CorrelationID string `json:"correlation_id"` // 用于关联一次完整操作（如一次调栏会产生两条日志）
TransferTime time.Time `gorm:"primaryKey;comment:迁移发生时间" json:"transfer_time"` // 迁移发生时间，作为联合主键
PigBatchID uint `gorm:"primaryKey;comment:关联的猪群ID" json:"pig_batch_id"` // 关联的猪群ID，作为联合主键
PenID uint `gorm:"primaryKey;comment:发生变动的猪栏ID" json:"pen_id"` // 发生变动的猪栏ID，作为联合主键
Quantity int `gorm:"not null;comment:变动数量（正数表示增加，负数表示减少）" json:"quantity"` // 变动数量（正数表示增加，负数减少）
Type PigTransferType `gorm:"not null;comment:变动类型" json:"type"` // 变动类型，使用枚举类型
CorrelationID string `gorm:"comment:用于关联一次完整操作（如一次调栏会产生两条日志）" json:"correlation_id"` // 用于关联一次完整操作
OperatorID uint `gorm:"not null;comment:操作员ID" json:"operator_id"` // 操作员ID
Remarks string `gorm:"comment:备注" json:"remarks"`
}
func (p PigTransferLog) TableName() string {
return "pig_transfer_logs"
}