<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

class Order extends Model
{
    use HasFactory;

    protected $fillable = [
        'merchant_id', 'user_id', 'order_no', 'status', 'platform', 'payment_channel', 'payment_status', 'device_type',
        'product_amount', 'discount_amount', 'shipping_amount', 'pay_amount', 'buyer_name', 'buyer_phone', 'buyer_email',
        'remark', 'paid_at', 'shipped_at', 'completed_at',
    ];

    protected $casts = [
        'product_amount' => 'decimal:2',
        'discount_amount' => 'decimal:2',
        'shipping_amount' => 'decimal:2',
        'pay_amount' => 'decimal:2',
        'paid_at' => 'datetime',
        'shipped_at' => 'datetime',
        'completed_at' => 'datetime',
    ];

    public function merchant(): BelongsTo
    {
        return $this->belongsTo(Merchant::class, 'merchant_id');
    }

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

    public function items(): HasMany
    {
        return $this->hasMany(OrderItem::class);
    }

    public function scopeForMerchant(Builder $query, int $merchantId): Builder
    {
        return $query->where('merchant_id', $merchantId);
    }
}