103 lines
3.7 KiB
Go
103 lines
3.7 KiB
Go
package repository
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import (
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"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
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"gorm.io/gorm"
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)
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// PigBatchRepository 定义了与猪批次相关的数据库操作接口
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type PigBatchRepository interface {
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CreatePigBatch(batch *models.PigBatch) (*models.PigBatch, error)
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CreatePigBatchTx(tx *gorm.DB, batch *models.PigBatch) (*models.PigBatch, error)
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GetPigBatchByID(id uint) (*models.PigBatch, error)
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GetPigBatchByIDTx(tx *gorm.DB, id uint) (*models.PigBatch, error)
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// UpdatePigBatch 更新一个猪批次，返回更新后的批次、受影响的行数和错误
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UpdatePigBatch(batch *models.PigBatch) (*models.PigBatch, int64, error)
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// DeletePigBatch 根据ID删除一个猪批次，返回受影响的行数和错误
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DeletePigBatch(id uint) (int64, error)
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DeletePigBatchTx(tx *gorm.DB, id uint) (int64, error)
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ListPigBatches(isActive *bool) ([]*models.PigBatch, error)
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}
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// gormPigBatchRepository 是 PigBatchRepository 的 GORM 实现
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type gormPigBatchRepository struct {
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db *gorm.DB
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}
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// NewGormPigBatchRepository 创建一个新的 PigBatchRepository GORM 实现实例
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func NewGormPigBatchRepository(db *gorm.DB) PigBatchRepository {
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return &gormPigBatchRepository{db: db}
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}
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// CreatePigBatch 创建一个新的猪批次
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func (r *gormPigBatchRepository) CreatePigBatch(batch *models.PigBatch) (*models.PigBatch, error) {
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return r.CreatePigBatchTx(r.db, batch)
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}
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// CreatePigBatchTx 在指定的事务中，创建一个新的猪批次
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func (r *gormPigBatchRepository) CreatePigBatchTx(tx *gorm.DB, batch *models.PigBatch) (*models.PigBatch, error) {
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if err := tx.Create(batch).Error; err != nil {
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return nil, err
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}
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return batch, nil
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}
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// GetPigBatchByID 根据ID获取单个猪批次
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func (r *gormPigBatchRepository) GetPigBatchByID(id uint) (*models.PigBatch, error) {
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return r.GetPigBatchByIDTx(r.db, id)
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}
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// UpdatePigBatch 更新一个猪批次
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func (r *gormPigBatchRepository) UpdatePigBatch(batch *models.PigBatch) (*models.PigBatch, int64, error) {
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result := r.db.Model(&models.PigBatch{}).Where("id = ?", batch.ID).Updates(batch)
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if result.Error != nil {
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return nil, 0, result.Error
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}
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// 返回更新后的批次、受影响的行数和错误
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return batch, result.RowsAffected, nil
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}
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// DeletePigBatch 根据ID删除一个猪批次 (GORM 会执行软删除)
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func (r *gormPigBatchRepository) DeletePigBatch(id uint) (int64, error) {
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return r.DeletePigBatchTx(r.db, id)
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}
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func (r *gormPigBatchRepository) DeletePigBatchTx(tx *gorm.DB, id uint) (int64, error) {
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result := tx.Delete(&models.PigBatch{}, id)
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if result.Error != nil {
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return 0, result.Error
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}
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// 返回受影响的行数和错误
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return result.RowsAffected, nil
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}
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// ListPigBatches 批量查询猪批次，支持根据 IsActive 筛选
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func (r *gormPigBatchRepository) ListPigBatches(isActive *bool) ([]*models.PigBatch, error) {
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var batches []*models.PigBatch
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query := r.db.Model(&models.PigBatch{})
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if isActive != nil {
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if *isActive {
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// 查询活跃的批次：状态不是已出售或已归档
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query = query.Where("status NOT IN (?) ", []models.PigBatchStatus{models.BatchStatusSold, models.BatchStatusArchived})
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} else {
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// 查询非活跃的批次：状态是已出售或已归档
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query = query.Where("status IN (?) ", []models.PigBatchStatus{models.BatchStatusSold, models.BatchStatusArchived})
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}
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}
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if err := query.Find(&batches).Error; err != nil {
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return nil, err
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}
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return batches, nil
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}
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// GetPigBatchByIDTx 在指定的事务中，通过ID获取单个猪批次
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func (r *gormPigBatchRepository) GetPigBatchByIDTx(tx *gorm.DB, id uint) (*models.PigBatch, error) {
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var batch models.PigBatch
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if err := tx.First(&batch, id).Error; err != nil {
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return nil, err
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}
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return &batch, nil
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}
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