60 lines
1.7 KiB
Go
60 lines
1.7 KiB
Go
package entity
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import (
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"time"
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)
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type PhotoAlbums []PhotoAlbum
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// PhotoAlbum represents the many_to_many relation between Photo and Album
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type PhotoAlbum struct {
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PhotoUID string `gorm:"type:VARBINARY(42);primary_key;auto_increment:false" json:"PhotoUID" yaml:"UID"`
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AlbumUID string `gorm:"type:VARBINARY(42);primary_key;auto_increment:false;index" json:"AlbumUID" yaml:"-"`
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Order int `json:"Order" yaml:"Order,omitempty"`
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Hidden bool `json:"Hidden" yaml:"Hidden,omitempty"`
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Missing bool `json:"Missing" yaml:"Missing,omitempty"`
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CreatedAt time.Time `json:"CreatedAt" yaml:"CreatedAt,omitempty"`
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UpdatedAt time.Time `json:"UpdatedAt" yaml:"-"`
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Photo *Photo `gorm:"PRELOAD:false" yaml:"-"`
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Album *Album `gorm:"PRELOAD:true" yaml:"-"`
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}
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// TableName returns the entity database table name.
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func (PhotoAlbum) TableName() string {
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return "photos_albums"
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}
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// NewPhotoAlbum registers an photo and album association using UID
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func NewPhotoAlbum(photoUID, albumUID string) *PhotoAlbum {
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result := &PhotoAlbum{
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PhotoUID: photoUID,
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AlbumUID: albumUID,
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}
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return result
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}
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// Create inserts a new row to the database.
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func (m *PhotoAlbum) Create() error {
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return Db().Create(m).Error
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}
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// Save updates or inserts a row.
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func (m *PhotoAlbum) Save() error {
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return Db().Save(m).Error
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}
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// FirstOrCreatePhotoAlbum returns the existing row, inserts a new row or nil in case of errors.
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func FirstOrCreatePhotoAlbum(m *PhotoAlbum) *PhotoAlbum {
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result := PhotoAlbum{}
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if err := Db().Where("photo_uid = ? AND album_uid = ?", m.PhotoUID, m.AlbumUID).First(&result).Error; err == nil {
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return &result
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} else if err := m.Create(); err != nil {
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log.Errorf("photo-album: %s", err)
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return nil
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}
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return m
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}
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