'decimal:2', 'discount_amount' => 'decimal:2', 'actual_amount' => 'decimal:2', 'days' => 'integer', 'check_in_date' => 'date', 'check_out_date' => 'date', 'status' => 'integer', 'audit_at' => 'datetime', ]; } public function customer(): BelongsTo { return $this->belongsTo(Customer::class); } public function auditor(): BelongsTo { return $this->belongsTo(User::class, 'audit_user_id'); } public function creator(): BelongsTo { return $this->belongsTo(User::class, 'created_by'); } }