<?php

namespace Modules\Restaurant\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\SoftDeletes;
use Modules\Authentication\Models\User;

class Purchase extends Model
{
    use SoftDeletes;

    protected $fillable = [
        'restaurant_id',
        'supplier_id',
        'invoice_no',
        'purchase_date',
        'sub_total',
        'discount_amount',
        'tax_amount',
        'total_amount',
        'payment_status',
        'payment_method',
        'purchase_type',
        'created_by',
        'notes',
        'status',
        'created_at',
        'updated_at',
        'deleted_at',
    ];

    public const TABLE_NAME = 'purchases';

    protected $table = self::TABLE_NAME;

    protected $casts = [
        'purchase_date' => 'date:Y-m-d',
    ];

    // 🔗 Relationships
    public function items(): HasMany
    {
        return $this->hasMany(PurchaseItem::class, 'purchase_id');
    }

    public function supplier(): BelongsTo
    {
        return $this->belongsTo(Supplier::class, 'supplier_id');
    }

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