<?php

namespace App\Console\Commands;

use App\AuthToken;
use Illuminate\Console\Command;
use Illuminate\Support\Str;

class AuthTokenCommand extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'chaosbot:token';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Helper function for API tokens';

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

    /**
     * Execute the console command.
     *
     * @return int
     */
    public function handle()
    {
        while (true) {
            $option = $this->choice('Subcommand', ['list', 'create', 'revoke', 'exit']);

            switch ($option) {
                case 'list':
                    $this->listTokens();
                    break;
                case 'create':
                    $this->createToken();
                    break;
                case 'revoke':
                    $this->revokeToken();
                    break;
                case 'exit':
                    break 2;
            }
        }

        return 0;
    }

    private function listTokens() {
        $tokens = AuthToken::all(['name']);

        if (sizeof($tokens) == 0) {
            $this->info("No tokens found");
        } else {
            $this->table(["Token Name"], $tokens);
        }
    }

    private function createToken() {
        $tokens = AuthToken::all();
        $name = $this->ask('name');

        if ($tokens->where('name', $name)->first() !== null) {
            $this->error('There\'s already a token by that name');
            return;
        }

        $tokenString = Str::random(config('chaosapi.token-length', 60));
        AuthToken::create([
            'name' => $name,
            'token' => $tokenString
        ]);
        $this->info('Token created, copy this as you won\'t be able to see it again.');
        $this->info($tokenString);
    }

    private function revokeToken() {
        $tokens = AuthToken::all();

        $name = $this->anticipate('Name?', $tokens->pluck('name')->toArray());

        $token = $tokens->where('name', $name)->first();
        if ($token === null) {
            $this->warn('There\'s no token authorized by that name');
        } else {
            $this->info('Token \''.$name.'\' revoked');
            $token->delete();
        }
    }
}