<?php

namespace App\Models;

use App\Support\Link\LinkGeoResolver;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class LinkClick extends Model
{
    protected $fillable = [
        'short_link_id',
        'ip_hash',
        'user_agent',
        'referer',
        'device_type',
        'browser',
        'os',
        'country',
        'is_unique',
        'clicked_at',
    ];

    protected $casts = [
        'is_unique' => 'boolean',
        'clicked_at' => 'datetime',
    ];

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

    public function contextLabel(): string
    {
        $parts = array_filter([
            $this->device_type ? ucfirst($this->device_type) : null,
            $this->browser,
            $this->os,
            $this->country ? LinkGeoResolver::countryLabel($this->country) : null,
        ]);

        $context = $parts !== [] ? implode(' · ', $parts) : null;
        $referer = $this->referer ? parse_url($this->referer, PHP_URL_HOST) ?: $this->referer : 'Direct';

        return $context ? "{$context} · via {$referer}" : "via {$referer}";
    }
}