<?php

namespace App\Models\Barobill;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class BarobillBillingRecord extends Model
{
    protected $table = 'barobill_billing_records';

    public const SERVICE_TYPES = ['tax_invoice', 'bank_account', 'card', 'hometax'];

    public const BILLING_TYPES = ['subscription', 'usage'];

    protected $fillable = [
        'member_id',
        'billing_month',
        'service_type',
        'billing_type',
        'quantity',
        'unit_price',
        'total_amount',
        'billed_at',
        'description',
    ];

    protected $casts = [
        'quantity' => 'integer',
        'unit_price' => 'integer',
        'total_amount' => 'integer',
        'billed_at' => 'date',
    ];

    // =========================================================================
    // 관계 정의
    // =========================================================================

    public function member(): BelongsTo
    {
        return $this->belongsTo(BarobillMember::class, 'member_id');
    }

    // =========================================================================
    // 스코프
    // =========================================================================

    public function scopeOfMonth($query, string $billingMonth)
    {
        return $query->where('billing_month', $billingMonth);
    }

    public function scopeSubscription($query)
    {
        return $query->where('billing_type', 'subscription');
    }

    public function scopeUsage($query)
    {
        return $query->where('billing_type', 'usage');
    }

    public function scopeOfService($query, string $serviceType)
    {
        return $query->where('service_type', $serviceType);
    }

    // =========================================================================
    // 접근자
    // =========================================================================

    public function getServiceTypeLabelAttribute(): string
    {
        return match ($this->service_type) {
            'tax_invoice' => '전자세금계산서',
            'bank_account' => '계좌조회',
            'card' => '카드조회',
            'hometax' => '홈택스',
            default => $this->service_type,
        };
    }
}