<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class GroupChat extends Model
{
    use SoftDeletes, HasFactory;

    protected $fillable = ['ad_id', 'job_id', 'user1_id', 'user2_id'];

    public function ad()
    {
        return $this->belongsTo(Advertisement::class, 'ad_id');
    }

    public function user1()
    {
        return $this->belongsTo(User::class, 'user1_id');
    }

    public function user2()
    {
        return $this->belongsTo(User::class, 'user2_id');
    }

    public function messages()
    {
        return $this->hasMany(Message::class, 'gd_id');
    }

    public function latestMessage()
    {
        return $this->hasOne(Message::class, 'gd_id')->latestOfMany();
    }

    public function getOtherUser($currentUserId)
    {
        return $this->user1_id == $currentUserId
            ? $this->user2
            : $this->user1;
    }
}