<?php

namespace App\Models;

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

class EventPackage extends Model
{
    use HasFactory;

    protected $table = 'event_packages';

    protected $fillable = [
        'event_id',
        'package_id',
        'purchased_price',
        'purchased_at',
        'used_photos',
        'used_guests',
        'gallery_expires_at',
    ];

    protected $casts = [
        'purchased_price' => 'decimal:2',
        'purchased_at' => 'datetime',
        'gallery_expires_at' => 'datetime',
        'gallery_warning_sent_at' => 'datetime',
        'gallery_expired_notified_at' => 'datetime',
        'used_photos' => 'integer',
        'used_guests' => 'integer',
    ];

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

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

    public function isActive(): bool
    {
        return $this->gallery_expires_at && $this->gallery_expires_at->isFuture();
    }

    public function canUploadPhoto(): bool
    {
        if (! $this->isActive()) {
            return false;
        }

        $maxPhotos = $this->package->max_photos ?? 0;

        return $this->used_photos < $maxPhotos;
    }

    public function canAddGuest(): bool
    {
        if (! $this->isActive()) {
            return false;
        }

        $maxGuests = $this->package->max_guests ?? 0;

        return $this->used_guests < $maxGuests;
    }

    public function getRemainingPhotosAttribute(): int
    {
        $max = $this->package->max_photos ?? 0;

        return max(0, $max - $this->used_photos);
    }

    public function getRemainingGuestsAttribute(): int
    {
        $max = $this->package->max_guests ?? 0;

        return max(0, $max - $this->used_guests);
    }

    protected static function boot()
    {
        parent::boot();

        static::creating(function ($eventPackage) {
            if (! $eventPackage->purchased_at) {
                $eventPackage->purchased_at = now();
            }
            if (! $eventPackage->gallery_expires_at && $eventPackage->package) {
                $days = $eventPackage->package->gallery_days ?? 30;
                $eventPackage->gallery_expires_at = now()->addDays($days);
            }
        });
    }
}