Đóng gói cuối tuần

app/Models/Payment.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Concerns\HasUuids;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Payment extends Model
+{
+    use HasUuids, HasFactory;
+
+    protected $guarded = [];
+
+    protected $casts = [
+        'amount' => 'decimal:2',
+        'paid_date' => 'date',
+        'metadata' => 'array',
+    ];
+
+    public function contract()
+    {
+        return $this->belongsTo(Contract::class);
+    }
+
+    public function scheduleItem()
+    {
+        return $this->belongsTo(PaymentScheduleItem::class, 'schedule_item_id');
+    }
+}