<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;

class SubscriptionCoupon extends Model
{
    protected $table = 'subscription_coupons';

    protected $fillable = [
        'code',
        'name',
        'discount_type',
        'discount_value',
        'max_uses',
        'used_count',
        'max_uses_per_company',
        'valid_from',
        'valid_until',
        'applies_to_plan_ids',
        'min_amount',
        'is_active',
    ];

    protected $casts = [
        'discount_value' => 'decimal:2',
        'max_uses' => 'integer',
        'used_count' => 'integer',
        'max_uses_per_company' => 'integer',
        'valid_from' => 'datetime',
        'valid_until' => 'datetime',
        'applies_to_plan_ids' => 'array',
        'min_amount' => 'decimal:2',
        'is_active' => 'boolean',
    ];

    public function redemptions(): HasMany
    {
        return $this->hasMany(SubscriptionCouponRedemption::class, 'subscription_coupon_id');
    }

    public function appliesToPlan(?SubscriptionPlan $plan): bool
    {
        $ids = $this->applies_to_plan_ids;
        if (! is_array($ids) || $ids === []) {
            return true;
        }

        return $plan && in_array((int) $plan->id, array_map('intval', $ids), true);
    }
}