<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use App\Traits\Auditable;

class CreditSettlement extends Model
{
    use Auditable;

    protected $fillable = [
        'customer_credit_id',
        'settled_amount_foreign',
        'currency_code',
        'settlement_currency',
        'exchange_rate',
        'rate_date',
        'settlement_amount_irr',
        'wallet_transaction_id',
        'reason',
        'reference',
        'settled_by',
        'settled_at',
    ];

    protected $casts = [
        'settled_amount_foreign' => 'decimal:2',
        'exchange_rate' => 'decimal:4',
        'settlement_amount_irr' => 'decimal:2',
        'rate_date' => 'date',
        'settled_at' => 'datetime',
    ];

    // ─── Relationships ───────────────────────────────

    public function credit(): BelongsTo
    {
        return $this->belongsTo(CustomerCredit::class, 'customer_credit_id');
    }

    public function walletTransaction(): BelongsTo
    {
        return $this->belongsTo(WalletTransaction::class);
    }

    public function settledBy(): BelongsTo
    {
        return $this->belongsTo(User::class, 'settled_by');
    }
}