<?php
/*
 * Copyright (c) 2022 ALMEFY GmbH
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace Almefy\Exception;

class ServerException extends TransportException
{
    /**
     * Status codes translation table.
     *
     * The list of codes is complete according to the
     * {@link https://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml Hypertext Transfer Protocol (HTTP) Status Code Registry}
     * (last updated 2016-03-01).
     *
     * Unless otherwise noted, the status code is defined in RFC2616.
     *
     * @var array
     */
    private static $statusTexts = [
        100 => 'Continue',
        101 => 'Switching Protocols',
        102 => 'Processing',
        103 => 'Early Hints',
        200 => 'OK',
        201 => 'Created',
        202 => 'Accepted',
        203 => 'Non-Authoritative Information',
        204 => 'No Content',
        205 => 'Reset Content',
        206 => 'Partial Content',
        207 => 'Multi-Status',
        208 => 'Already Reported',
        226 => 'IM Used',
        300 => 'Multiple Choices',
        301 => 'Moved Permanently',
        302 => 'Found',
        303 => 'See Other',
        304 => 'Not Modified',
        305 => 'Use Proxy',
        307 => 'Temporary Redirect',
        308 => 'Permanent Redirect',
        400 => 'Bad Request',
        401 => 'Unauthorized',
        402 => 'Payment Required',
        403 => 'Forbidden',
        404 => 'Not Found',
        405 => 'Method Not Allowed',
        406 => 'Not Acceptable',
        407 => 'Proxy Authentication Required',
        408 => 'Request Timeout',
        409 => 'Conflict',
        410 => 'Gone',
        411 => 'Length Required',
        412 => 'Precondition Failed',
        413 => 'Payload Too Large',
        414 => 'URI Too Long',
        415 => 'Unsupported Media Type',
        416 => 'Range Not Satisfiable',
        417 => 'Expectation Failed',
        418 => 'I\'m a teapot',
        421 => 'Misdirected Request',
        422 => 'Unprocessable Entity',
        423 => 'Locked',
        424 => 'Failed Dependency',
        425 => 'Too Early',
        426 => 'Upgrade Required',
        428 => 'Precondition Required',
        429 => 'Too Many Requests',
        431 => 'Request Header Fields Too Large',
        451 => 'Unavailable For Legal Reasons',
        500 => 'Internal Server Error',
        501 => 'Not Implemented',
        502 => 'Bad Gateway',
        503 => 'Service Unavailable',
        504 => 'Gateway Timeout',
        505 => 'HTTP Version Not Supported',
        506 => 'Variant Also Negotiates',
        507 => 'Insufficient Storage',
        508 => 'Loop Detected',
        510 => 'Not Extended',
        511 => 'Network Authentication Required',
    ];

    /**
     * @var string
     */
    private $title;

    /**
     * @var int
     */
    private $status;

    /**
     * @var string
     */
    private $detail;

    /**
     * @var array
     */
    private $errors;

    public function __construct($content = 'An error occurred', $status = 500)
    {
        if (is_array($content) && !empty($content)) {
            $this->status = $content['status'];
            $this->title  = $content['title'];
            $this->detail = $content['detail'] ?: (self::$statusTexts[$status] ?: self::$statusTexts[500]);
            $this->errors = isset($content['errors']) ? $content['errors'] : array();
        } else {
            $this->status = $status;
            $this->title = 'An error occurred';
            $this->detail = isset(self::$statusTexts[$status]) ? self::$statusTexts[$status] : self::$statusTexts[500];
            $this->errors = array();
        }

        $message = $this->status.' '.$this->detail;

        parent::__construct($message, $this->status);
    }

    /**
     * @return string
     */
    public function getTitle()
    {
        return $this->title;
    }

    /**
     * @return int
     */
    public function getStatus()
    {
        return $this->status;
    }

    /**
     * @return array
     */
    public function getErrors()
    {
        return $this->errors;
    }

}