<?php

namespace App\Models;

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

class UserJobAlert extends Model
{
    protected $fillable = [
        'user_id',
        'keywords',
        'location',
        'job_category_id',
        'frequency',
        'is_active',
        'last_sent_at',
    ];

    protected $casts = [
        'is_active' => 'boolean',
        'last_sent_at' => 'datetime',
    ];

    /**
     * Get the user who created the alert.
     */
    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }

    /**
     * Get the category for this alert.
     */
    public function category(): BelongsTo
    {
        return $this->belongsTo(JobCategory::class, 'job_category_id');
    }

    /**
     * Scope a query to only include active alerts.
     */
    public function scopeActive($query)
    {
        return $query->where('is_active', true);
    }
}