<?php

namespace App\Models;

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

class AnalyticsEvent extends Model
{
    const UPDATED_AT = null; // Only created_at timestamp

    protected $fillable = [
        'event_type',
        'job_id',
        'session_id',
        'ip_address',
        'user_agent',
        'referer',
        'event_data',
    ];

    protected $casts = [
        'event_data' => 'array',
        'created_at' => 'datetime',
    ];

    // Event types
    const EVENT_JOB_VIEW = 'job_view';
    const EVENT_JOB_APPLY_CLICK = 'job_apply_click';
    const EVENT_SEARCH = 'search';
    const EVENT_FILTER = 'filter';
    const EVENT_CATEGORY_VIEW = 'category_view';

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

    /**
     * Scope to get events by type
     */
    public function scopeOfType($query, string $type)
    {
        return $query->where('event_type', $type);
    }

    /**
     * Scope to get events within a date range
     */
    public function scopeWithinDays($query, int $days)
    {
        return $query->where('created_at', '>=', now()->subDays($days));
    }

    /**
     * Log an event
     */
    public static function logEvent(string $eventType, ?int $jobId = null, array $eventData = []): void
    {
        self::create([
            'event_type' => $eventType,
            'job_id' => $jobId,
            'session_id' => session()->getId(),
            'ip_address' => request()->ip(),
            'user_agent' => request()->userAgent(),
            'referer' => request()->header('referer'),
            'event_data' => $eventData,
        ]);
    }
}