package models import ( "strings" "github.com/gosimple/slug" "github.com/jinzhu/gorm" ) // Labels for photo, album and location categorization type Label struct { Model LabelSlug string `gorm:"type:varchar(128);index;"` LabelName string `gorm:"type:varchar(128);index;"` LabelPriority int LabelDescription string `gorm:"type:text;"` LabelNotes string `gorm:"type:text;"` LabelCategories []*Label `gorm:"many2many:categories;association_jointable_foreignkey:category_id"` } func NewLabel(labelName string, labelPriority int) *Label { labelName = strings.TrimSpace(labelName) if labelName == "" { labelName = "Unknown" } labelSlug := slug.Make(labelName) result := &Label{ LabelName: labelName, LabelSlug: labelSlug, LabelPriority: labelPriority, } return result } func (m *Label) FirstOrCreate(db *gorm.DB) *Label { db.FirstOrCreate(m, "label_slug = ?", m.LabelSlug) return m }