unfinish: fifo system

internal/common/repository/common.stock_allocation.repository.go

@@ -0,0 +1,75 @@
+package repository
+
+import (
+	"context"
+	"time"
+
+	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
+	"gorm.io/gorm"
+)
+
+type StockAllocationRepository interface {
+	BaseRepository[entity.StockAllocation]
+	FindActiveByUsable(ctx context.Context, usableType string, usableID uint, modifier func(*gorm.DB) *gorm.DB) ([]entity.StockAllocation, error)
+	ReleaseByUsable(ctx context.Context, usableType string, usableID uint, note *string, modifier func(*gorm.DB) *gorm.DB) error
+}
+
+type StockAllocationRepositoryImpl struct {
+	*BaseRepositoryImpl[entity.StockAllocation]
+}
+
+func NewStockAllocationRepository(db *gorm.DB) StockAllocationRepository {
+	return &StockAllocationRepositoryImpl{
+		BaseRepositoryImpl: NewBaseRepository[entity.StockAllocation](db),
+	}
+}
+
+func (r *StockAllocationRepositoryImpl) FindActiveByUsable(
+	ctx context.Context,
+	usableType string,
+	usableID uint,
+	modifier func(*gorm.DB) *gorm.DB,
+) ([]entity.StockAllocation, error) {
+	var allocations []entity.StockAllocation
+
+	q := r.DB().WithContext(ctx).
+		Where("usable_type = ? AND usable_id = ? AND status = ?", usableType, usableID, entity.StockAllocationStatusActive)
+
+	if modifier != nil {
+		q = modifier(q)
+	}
+
+	if err := q.Order("created_at ASC").Find(&allocations).Error; err != nil {
+		return nil, err
+	}
+
+	return allocations, nil
+}
+
+func (r *StockAllocationRepositoryImpl) ReleaseByUsable(
+	ctx context.Context,
+	usableType string,
+	usableID uint,
+	note *string,
+	modifier func(*gorm.DB) *gorm.DB,
+) error {
+	now := time.Now()
+
+	updates := map[string]any{
+		"status":      entity.StockAllocationStatusReleased,
+		"released_at": now,
+	}
+	if note != nil {
+		updates["note"] = *note
+	}
+
+	q := r.DB().WithContext(ctx).
+		Model(&entity.StockAllocation{}).
+		Where("usable_type = ? AND usable_id = ? AND status = ?", usableType, usableID, entity.StockAllocationStatusActive)
+
+	if modifier != nil {
+		q = modifier(q)
+	}
+
+	return q.Updates(updates).Error
+}