Delete gists when user is deleted (thomiceli#108)

internal/db/user.go

@@ -39,7 +39,7 @@ func (user *User) BeforeDelete(tx *gorm.DB) error {
  }
 
  // Decrement forks counter for all gists forked by this user
- return tx.Model(&Gist{}).
+ err = tx.Model(&Gist{}).
  Omit("updated_at").
  Where("id IN (?)", tx.
  Select("forked_id").
@@ -48,6 +48,12 @@ func (user *User) BeforeDelete(tx *gorm.DB) error {
  ).
  UpdateColumn("nb_forks", gorm.Expr("nb_forks - 1")).
  Error
+ if err != nil {
+ return err
+ }
+
+ // Delete all gists created by this user
+ return tx.Where("user_id = ?", user.ID).Delete(&Gist{}).Error
 }
 
 func UserExists(username string) (bool, error) {