<?php

/**
 * 导出离线用的channel数据
 */

namespace App\Console\Commands;

use App\Models\Channel;
use App\Tools\Tools;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Log;

class ExportChannel extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'export:channel {db}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = '导出离线用的channel数据';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return int
     */
    public function handle()
    {
        if (Tools::isStop()) {
            return 0;
        }
        $this->info('task export offline channel-table start');
        $exportFile = storage_path('app/public/export/offline/'.$this->argument('db').'-'.date('Y-m-d').'.db3');
        $dbh = new \PDO('sqlite:'.$exportFile, '', '', [\PDO::ATTR_PERSISTENT => true]);
        $dbh->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_WARNING);
        $dbh->beginTransaction();

        $query = 'INSERT INTO channel ( id , name , type , language ,
                                    summary , owner_id , setting,created_at )
                                    VALUES ( ? , ? , ? , ? , ? , ? , ? , ?  )';
        try {
            $stmt = $dbh->prepare($query);
        } catch (\PDOException $e) {
            Log::error($e->getMessage(), ['exception' => $e]);

            return 1;
        }
        $total = Channel::where('status', 30)->count();
        $channels = Channel::where('status', 30)
            ->select([
                'uid',
                'name',
                'type',
                'lang',
                'summary',
                'owner_uid',
                'setting',
                'created_at',
            ])
            ->cursor();

        foreach ($channels as $key => $row) {
            $currData = [
                $row->uid,
                $row->name,
                $row->type,
                $row->lang,
                $row->summary,
                $row->owner_uid,
                $row->setting,
                $row->created_at,
            ];
            $stmt->execute($currData);

            if ($key % 30 === 0) {
                $precent = (int) ($key * 100 / $total);
                $this->line("[{$precent}%]");
            }
        }
        $dbh->commit();
        $this->info('task export offline channel-table finished');

        return 0;
    }
}