<?php
/**
 * app/classes/forms.php
 *
 * This class is used in conjunction with TheTempusProject\Bedrock\Classes\Check
 * to house complete form verification. You can utilize the
 * error reporting to easily define exactly what feedback you
 * would like to give.
 *
 * @version 3.0
 * @author  Joey Kimsey <Joey@thetempusproject.com>
 * @link    https://TheTempusProject.com
 * @license https://opensource.org/licenses/MIT [MIT LICENSE]
 */
namespace TheTempusProject\Classes;

use TheTempusProject\Bedrock\Functions\Check;
use TheTempusProject\Canary\Bin\Canary as Debug;

class Forms extends Check {
    private static $formHandlers = [];

    public static function check( $formName ) {
        if ( empty( self::$formHandlers[ $formName ] ) ) {
            Debug::error( "Form not found: $formName" );
            return false;
        }
        $handler = self::$formHandlers[ $formName ];
        return call_user_func_array( [ $handler['class'], $handler['method'] ], $handler['params'] );
    }

    public static function addHandler( $formName, $class, $method, $params = [] ) {
        if ( !empty( self::$formHandlers[ $formName ] ) ) {
            return false;
        }
        self::$formHandlers[$formName] = [
            'class' => $class,
            'method' => $method,
            'params' => $params,
        ];
    }

    /**
     * Checks username formatting.
     *
     * Requirements:
     * - 4 - 16 characters long
     * - must only contain numbers and letters: [A - Z] , [a - z], [0 - 9]
     *
     * @param string $data - The string being tested.
     *
     * @return boolean
     */
    public static function checkUsername( $data ) {
        if ( strlen( $data ) > 16 ) {
            self::addError( 'Username must be be 4 to 16 numbers or letters.', $data );
            return false;
        }
        if ( strlen( $data ) < 4 ) {
            self::addError( 'Username must be be 4 to 16 numbers or letters.', $data );
            return false;
        }
        if ( !ctype_alnum( $data ) ) {
            self::addError( 'Username must be be 4 to 16 numbers or letters.', $data );
            return false;
        }
        return true;
    }

    public static function date( $data ) {
        if ( strtotime( $data ) == false ) {
            self::addError( 'Username must be be 4 to 16 numbers or letters.', $data );
            return false;
        }
        return true;
    }
}