init

internal/mappers/inventory_mapper.go

@@ -0,0 +1,114 @@
+package mappers
+
+import (
+	"apskel-pos-be/internal/entities"
+	"apskel-pos-be/internal/models"
+)
+
+func InventoryEntityToModel(entity *entities.Inventory) *models.Inventory {
+	if entity == nil {
+		return nil
+	}
+
+	return &models.Inventory{
+		ID:           entity.ID,
+		OutletID:     entity.OutletID,
+		ProductID:    entity.ProductID,
+		Quantity:     entity.Quantity,
+		ReorderLevel: entity.ReorderLevel,
+		UpdatedAt:    entity.UpdatedAt,
+	}
+}
+
+func InventoryModelToEntity(model *models.Inventory) *entities.Inventory {
+	if model == nil {
+		return nil
+	}
+
+	return &entities.Inventory{
+		ID:           model.ID,
+		OutletID:     model.OutletID,
+		ProductID:    model.ProductID,
+		Quantity:     model.Quantity,
+		ReorderLevel: model.ReorderLevel,
+		UpdatedAt:    model.UpdatedAt,
+	}
+}
+
+func CreateInventoryRequestToEntity(req *models.CreateInventoryRequest) *entities.Inventory {
+	if req == nil {
+		return nil
+	}
+
+	return &entities.Inventory{
+		OutletID:     req.OutletID,
+		ProductID:    req.ProductID,
+		Quantity:     req.Quantity,
+		ReorderLevel: req.ReorderLevel,
+	}
+}
+
+func InventoryEntityToResponse(entity *entities.Inventory) *models.InventoryResponse {
+	if entity == nil {
+		return nil
+	}
+
+	return &models.InventoryResponse{
+		ID:           entity.ID,
+		OutletID:     entity.OutletID,
+		ProductID:    entity.ProductID,
+		Quantity:     entity.Quantity,
+		ReorderLevel: entity.ReorderLevel,
+		IsLowStock:   entity.IsLowStock(),
+		UpdatedAt:    entity.UpdatedAt,
+	}
+}
+
+func UpdateInventoryEntityFromRequest(entity *entities.Inventory, req *models.UpdateInventoryRequest) {
+	if entity == nil || req == nil {
+		return
+	}
+
+	if req.Quantity != nil {
+		entity.Quantity = *req.Quantity
+	}
+
+	if req.ReorderLevel != nil {
+		entity.ReorderLevel = *req.ReorderLevel
+	}
+}
+
+func InventoryAdjustmentRequestToModel(req *models.InventoryAdjustmentRequest) *models.InventoryAdjustmentRequest {
+	if req == nil {
+		return nil
+	}
+
+	return &models.InventoryAdjustmentRequest{
+		Delta:  req.Delta,
+		Reason: req.Reason,
+	}
+}
+
+func InventoryEntitiesToModels(entities []*entities.Inventory) []*models.Inventory {
+	if entities == nil {
+		return nil
+	}
+
+	models := make([]*models.Inventory, len(entities))
+	for i, entity := range entities {
+		models[i] = InventoryEntityToModel(entity)
+	}
+	return models
+}
+
+func InventoryEntitiesToResponses(entities []*entities.Inventory) []*models.InventoryResponse {
+	if entities == nil {
+		return nil
+	}
+
+	responses := make([]*models.InventoryResponse, len(entities))
+	for i, entity := range entities {
+		responses[i] = InventoryEntityToResponse(entity)
+	}
+	return responses
+}