'integer', 'chest_id' => 'integer', 'open_quantity' => 'integer', 'result_items' => 'json', 'pity_triggered' => 'boolean', 'pity_content_id' => 'integer', 'open_time' => 'datetime', 'created_at' => 'datetime', ]; /** * 获取关联的宝箱 * * @return BelongsTo */ public function chest(): BelongsTo { return $this->belongsTo(Item::class, 'chest_id'); } }