<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Auth;

/**
 * Class ActionLog
 */
class ActionLog extends Model
{
    protected $table = 'action_log';
    public $timestamps = false;
    protected $fillable = [
        'type_id',
        'user_id',
        'parameters'
    ];
    protected $guarded = [];

    /**
     * Query factory for loading action logs with their type (therefore with name and value)
     *
     * @param bool $joinUser
     *
     * @return mixed
     */
    public function getLogActionsQuery($joinUser = false)
    {
        $actions = \DB::table('action_log')
                      ->select('action_log.*', 'action_log_types.*')
                      ->join('action_log_types', 'action_log_types.id', '=', 'action_log.type_id')
                      ->orderBy('action_log.created_at', 'DESC');

        if ($joinUser) {

            $actions = $actions->join('users', 'users.id', '=', 'action_log.user_id')
                               ->select('action_log.*', 'action_log_types.*', 'users.email', 'users.name as user_name');
        }

        return $actions;
    }

    /**
     * Get last N user actions
     *
     * @param null $id
     * @param int  $limit
     *
     * @return array
     */
    public function getUserActions($id = null, $limit = 15)
    {
        // if user is not specified, use logged one
        if (is_null($id)) {
            $id = Auth::user()->id;
        }

        // load last N actions of selected user
        $actions = $this->getLogActionsQuery()
                        ->limit($limit)
                        ->where('user_id', $id)
                        ->get();

        // translate and return result
        $this->translateLogMessages($actions);

        return $actions;
    }

    /**
     * Method used for translating and filling parameters into value of log.
     *
     * @param $messages
     *
     * @return array
     */
    public function translateLogMessages(&$messages)
    {
        // translate name and value of each record
        foreach ($messages as $i => $action) {
            $messages[$i]->name = trans($action->name);
            $messages[$i]->value = trans($action->value, (array)json_decode($action->parameters));
        }
    }
}