add methods in Repository and Model for importing data

kontor-gin/internal/models/publisher.go

@@ -34,6 +34,20 @@ type PublisherDTO struct {
 	ParentPublisherID *string            `json:"parent_publisher_id"`
 }
 
+func (dto PublisherDTO) ConvertDTOToModel() Publisher {
+	model := Publisher{
+		ID:                dto.ID,
+		CreatedAt:         dto.CreatedAt.Time,
+		UpdatedAt:         dto.UpdatedAt.Time,
+		DeletedAt:         dto.DeletedAt,
+		Version:           dto.Version,
+		Name:              dto.Name,
+		WebLink:           dto.WebLink,
+		ParentPublisherID: dto.ParentPublisherID,
+	}
+	return model
+}
+
 func ConvertPublishersToDtos(publishers []Publisher) []PublisherDTO {
 	dtos := make([]PublisherDTO, len(publishers))
 	for i, publisher := range publishers {
@@ -55,3 +69,5 @@ type CreatePublisherDTO struct {
 	Name    string `json:"name"    binding:"required"`
 	WebLink string `json:"weblink" binding:"required"`
 }
+
+type PublisherDTOList []PublisherDTO