veza/veza-backend-api/internal/models/playlist_version.go
2025-12-03 20:29:37 +01:00

52 lines
2.3 KiB
Go

package models
import (
"gorm.io/gorm"
"time"
"github.com/google/uuid" // Import uuid
)
// PlaylistVersionAction représente le type d'action effectuée sur une playlist
type PlaylistVersionAction string
const (
PlaylistVersionActionCreated PlaylistVersionAction = "created"
PlaylistVersionActionUpdated PlaylistVersionAction = "updated"
PlaylistVersionActionRestored PlaylistVersionAction = "restored"
)
// PlaylistVersion représente une version d'une playlist
// T0509: Create Playlist Version History
// MIGRATION UUID: Completée. ID et PlaylistID sont des UUIDs.
type PlaylistVersion struct {
ID uuid.UUID `gorm:"type:uuid;primaryKey" json:"id" db:"id"`
PlaylistID uuid.UUID `gorm:"type:uuid;not null;index:idx_playlist_versions_playlist_id" json:"playlist_id" db:"playlist_id"`
UserID uuid.UUID `gorm:"type:uuid;not null;index:idx_playlist_versions_user_id" json:"user_id" db:"user_id"`
Version int `gorm:"not null" json:"version" db:"version"`
Action PlaylistVersionAction `gorm:"not null;size:50;index:idx_playlist_versions_action" json:"action" db:"action"`
Title string `gorm:"size:200" json:"title" db:"title"`
Description string `gorm:"type:text" json:"description,omitempty" db:"description"`
IsPublic bool `gorm:"default:true" json:"is_public" db:"is_public"`
CoverURL string `gorm:"size:500" json:"cover_url,omitempty" db:"cover_url"`
// Snapshot des tracks au moment de la version (JSON)
TracksSnapshot string `gorm:"type:text" json:"tracks_snapshot,omitempty" db:"tracks_snapshot"`
CreatedAt time.Time `gorm:"autoCreateTime;index:idx_playlist_versions_created_at" json:"created_at" db:"created_at"`
// Relations
Playlist *Playlist `gorm:"foreignKey:PlaylistID;constraint:OnDelete:CASCADE" json:"playlist,omitempty"`
User *User `gorm:"foreignKey:UserID;constraint:OnDelete:SET NULL" json:"user,omitempty"`
}
// TableName définit le nom de la table pour GORM
func (PlaylistVersion) TableName() string {
return "playlist_versions"
}
// BeforeCreate hook GORM pour générer UUID si non défini
func (m *PlaylistVersion) BeforeCreate(tx *gorm.DB) error {
if m.ID == uuid.Nil {
m.ID = uuid.New()
}
return nil
}