(int) ($this->id ?? 0), 'parent_id' => (int) ($this->parent_id ?? 0), 'invoice_id' => $this->invoice_id ? (int) $this->invoice_id : null, 'school_year' => $this->school_year, 'semester' => $this->semester, 'request' => $this->request, 'status' => $this->status, 'reason' => $this->reason, 'refund_amount' => (float) ($this->refund_amount ?? 0), 'refund_paid_amount' => (float) ($this->refund_paid_amount ?? 0), 'refund_method' => $this->refund_method, 'check_nbr' => $this->check_nbr, 'check_file' => $this->check_file, 'note' => $this->note, 'requested_at' => optional($this->requested_at)->toDateTimeString(), 'approved_at' => optional($this->approved_at)->toDateTimeString(), 'refunded_at' => optional($this->refunded_at)->toDateTimeString(), 'created_at' => optional($this->created_at)->toDateTimeString(), 'updated_at' => optional($this->updated_at)->toDateTimeString(), 'parent_name' => $this->parent_name ?? null, 'approved_by_name' => $this->approved_by_name ?? null, ]; } }