photoprism/internal/entity/album.go
Michael Mayer dd42d2b823 Entities: Refactor FirstOrCreate
Signed-off-by: Michael Mayer <michael@liquidbytes.net>
2020-05-26 11:00:39 +02:00

111 lines
4 KiB
Go

package entity
import (
"strings"
"time"
"github.com/gosimple/slug"
"github.com/jinzhu/gorm"
"github.com/photoprism/photoprism/internal/form"
"github.com/photoprism/photoprism/pkg/rnd"
"github.com/photoprism/photoprism/pkg/txt"
"github.com/ulule/deepcopier"
)
// Album represents a photo album
type Album struct {
ID uint `gorm:"primary_key" json:"ID" yaml:"-"`
AlbumUID string `gorm:"type:varbinary(36);unique_index;" json:"UID" yaml:"UID"`
CoverUID string `gorm:"type:varbinary(36);" json:"CoverUID" yaml:"CoverUID,omitempty"`
FolderUID string `gorm:"type:varbinary(36);index;" json:"FolderUID" yaml:"FolderUID,omitempty"`
AlbumSlug string `gorm:"type:varbinary(255);index;" json:"Slug" yaml:"Slug"`
AlbumType string `gorm:"type:varbinary(8);" json:"Type" yaml:"Type,omitempty"`
AlbumTitle string `gorm:"type:varchar(255);" json:"Title" yaml:"Title"`
AlbumCategory string `gorm:"type:varchar(255);index;" json:"Category" yaml:"Category,omitempty"`
AlbumCaption string `gorm:"type:text;" json:"Caption" yaml:"Caption,omitempty"`
AlbumDescription string `gorm:"type:text;" json:"Description" yaml:"Description,omitempty"`
AlbumNotes string `gorm:"type:text;" json:"Notes" yaml:"Notes,omitempty"`
AlbumFilter string `gorm:"type:varbinary(1024);" json:"Filter" yaml:"Filter,omitempty"`
AlbumOrder string `gorm:"type:varbinary(32);" json:"Order" yaml:"Order,omitempty"`
AlbumTemplate string `gorm:"type:varbinary(255);" json:"Template" yaml:"Template,omitempty"`
AlbumCountry string `gorm:"type:varbinary(2);index:idx_albums_country_year_month;default:'zz'" json:"Country" yaml:"Country,omitempty"`
AlbumYear int `gorm:"index:idx_albums_country_year_month;" json:"Year" yaml:"Year,omitempty"`
AlbumMonth int `gorm:"index:idx_albums_country_year_month;" json:"Month" yaml:"Month,omitempty"`
AlbumFavorite bool `json:"Favorite" yaml:"Favorite,omitempty"`
AlbumPrivate bool `json:"Private" yaml:"Private,omitempty"`
Links []Link `gorm:"foreignkey:share_uid;association_foreignkey:album_uid" json:"Links" yaml:"-"`
CreatedAt time.Time `json:"CreatedAt" yaml:"-"`
UpdatedAt time.Time `json:"UpdatedAt" yaml:"-"`
DeletedAt *time.Time `sql:"index" json:"-" yaml:"-"`
}
// BeforeCreate creates a random UID if needed before inserting a new row to the database.
func (m *Album) BeforeCreate(scope *gorm.Scope) error {
if rnd.IsPPID(m.AlbumUID, 'a') {
return nil
}
return scope.SetColumn("AlbumUID", rnd.PPID('a'))
}
// NewAlbum creates a new album; default name is current month and year
func NewAlbum(albumTitle, albumType string) *Album {
now := time.Now().UTC()
result := &Album{
AlbumUID: rnd.PPID('a'),
AlbumOrder: SortOrderOldest,
AlbumType: albumType,
CreatedAt: now,
UpdatedAt: now,
}
result.SetTitle(albumTitle)
return result
}
// SetTitle changes the album name.
func (m *Album) SetTitle(title string) {
title = strings.TrimSpace(title)
if title == "" {
title = m.CreatedAt.Format("January 2006")
}
m.AlbumTitle = txt.Clip(title, txt.ClipDefault)
if len(m.AlbumTitle) < txt.ClipSlug {
m.AlbumSlug = slug.Make(m.AlbumTitle)
} else {
m.AlbumSlug = slug.Make(txt.Clip(m.AlbumTitle, txt.ClipSlug)) + "-" + m.AlbumUID
}
}
// Saves the entity using form data and stores it in the database.
func (m *Album) SaveForm(f form.Album) error {
if err := deepcopier.Copy(m).From(f); err != nil {
return err
}
if f.AlbumTitle != "" {
m.SetTitle(f.AlbumTitle)
}
return Db().Save(m).Error
}
// Updates a column in the database.
func (m *Album) Update(attr string, value interface{}) error {
return UnscopedDb().Model(m).UpdateColumn(attr, value).Error
}
// Save updates the existing or inserts a new row.
func (m *Album) Save() error {
return Db().Save(m).Error
}
// Create inserts a new row to the database.
func (m *Album) Create() error {
return Db().Create(m).Error
}