<?php

namespace app\lib\dns;

use app\lib\DnsInterface;
use app\lib\client\HuaweiCloud;
use Exception;

class huawei implements DnsInterface
{
    private $AccessKeyId;
    private $SecretAccessKey;
    private $endpoint = "dns.myhuaweicloud.com";
    private $error;
    private $domain;
    private $domainid;
    private HuaweiCloud $client;

    public function __construct($config)
    {
        $this->AccessKeyId = $config['AccessKeyId'];
        $this->SecretAccessKey = $config['SecretAccessKey'];
        $proxy = isset($config['proxy']) ? $config['proxy'] == 1 : false;
        $this->client = new HuaweiCloud($this->AccessKeyId, $this->SecretAccessKey, $this->endpoint, $proxy);
        $this->domain = $config['domain'];
        $this->domainid = $config['domainid'];
    }

    public function getError()
    {
        return $this->error;
    }

    public function check()
    {
        if ($this->getDomainList() != false) {
            return true;
        }
        return false;
    }

    //获取域名列表
    public function getDomainList($KeyWord = null, $PageNumber = 1, $PageSize = 20)
    {
        $offset = ($PageNumber - 1) * $PageSize;
        $query = ['offset' => $offset, 'limit' => $PageSize, 'name' => $KeyWord];
        $data = $this->send_request('GET', '/v2/zones', $query);
        if ($data) {
            $list = [];
            foreach ($data['zones'] as $row) {
                $list[] = [
                    'DomainId' => $row['id'],
                    'Domain' => rtrim($row['name'], '.'),
                    'RecordCount' => $row['record_num'],
                ];
            }
            return ['total' => $data['metadata']['total_count'], 'list' => $list];
        }
        return false;
    }

    //获取解析记录列表
    public function getDomainRecords($PageNumber = 1, $PageSize = 20, $KeyWord = null, $SubDomain = null, $Value = null, $Type = null, $Line = null, $Status = null)
    {
        $offset = ($PageNumber - 1) * $PageSize;
        $query = ['type' => $Type, 'line_id' => $Line, 'name' => $KeyWord, 'offset' => $offset, 'limit' => $PageSize];
        if (!isNullOrEmpty($Status)) {
            $Status = $Status == '1' ? 'ACTIVE' : 'DISABLE';
            $query['status'] = $Status;
        }
        if (!isNullOrEmpty($SubDomain)) {
            $SubDomain = $this->getHost($SubDomain);
            $query['name'] = $SubDomain;
            $query['search_mode'] = 'equal';
        }
        $data = $this->send_request('GET', '/v2.1/zones/'.$this->domainid.'/recordsets', $query);
        if ($data) {
            $list = [];
            foreach ($data['recordsets'] as $row) {
                $name = substr($row['name'], 0, -(strlen($row['zone_name']) + 1));
                if ($name == '') $name = '@';
                if ($row['type'] == 'MX') list($row['mx'], $row['records']) = explode(' ', $row['records'][0]);
                $list[] = [
                    'RecordId' => $row['id'],
                    'Domain' => rtrim($row['zone_name'], '.'),
                    'Name' => $name,
                    'Type' => $row['type'],
                    'Value' => $row['records'],
                    'Line' => $row['line'],
                    'TTL' => $row['ttl'],
                    'MX' => isset($row['mx']) ? $row['mx'] : null,
                    'Status' => $row['status'] == 'ACTIVE' ? '1' : '0',
                    'Weight' => $row['weight'],
                    'Remark' => $row['description'],
                    'UpdateTime' => $row['updated_at'],
                ];
            }
            return ['total' => $data['metadata']['total_count'], 'list' => $list];
        }
        return false;
    }

    //获取子域名解析记录列表
    public function getSubDomainRecords($SubDomain, $PageNumber = 1, $PageSize = 20, $Type = null, $Line = null)
    {
        return $this->getDomainRecords($PageNumber, $PageSize, null, $SubDomain, null, $Type, $Line);
    }

    //获取解析记录详细信息
    public function getDomainRecordInfo($RecordId)
    {
        $data = $this->send_request('GET', '/v2.1/zones/'.$this->domainid.'/recordsets/'.$RecordId);
        if ($data) {
            $name = substr($data['name'], 0, -(strlen($data['zone_name']) + 1));
            if ($name == '') $name = '@';
            if ($data['type'] == 'MX') list($data['mx'], $data['records']) = explode(' ', $data['records'][0]);
            return [
                'RecordId' => $data['id'],
                'Domain' => rtrim($data['zone_name'], '.'),
                'Name' => $name,
                'Type' => $data['type'],
                'Value' => $data['records'],
                'Line' => $data['line'],
                'TTL' => $data['ttl'],
                'MX' => isset($data['mx']) ? $data['mx'] : null,
                'Status' => $data['status'] == 'ACTIVE' ? '1' : '0',
                'Weight' => $data['weight'],
                'Remark' => $data['description'],
                'UpdateTime' => $data['updated_at'],
            ];
        }
        return false;
    }

    //添加解析记录
    public function addDomainRecord($Name, $Type, $Value, $Line = '0', $TTL = 600, $MX = 1, $Weight = null, $Remark = null)
    {
        $Name = $this->getHost($Name);
        if ($Type == 'TXT' && substr($Value, 0, 1) != '"') $Value = '"' . $Value . '"';
        $records = array_reverse(explode(',', $Value));
        $params = ['name' => $Name, 'type' => $this->convertType($Type), 'records' => $records, 'line' => $Line, 'ttl' => intval($TTL), 'description' => $Remark];
        if ($Type == 'MX') $params['records'][0] = intval($MX) . ' ' . $Value;
        if ($Weight > 0) $params['weight'] = intval($Weight);
        $data = $this->send_request('POST', '/v2.1/zones/'.$this->domainid.'/recordsets', null, $params);
        return is_array($data) ? $data['id'] : false;
    }

    //修改解析记录
    public function updateDomainRecord($RecordId, $Name, $Type, $Value, $Line = '0', $TTL = 600, $MX = 1, $Weight = null, $Remark = null)
    {
        $Name = $this->getHost($Name);
        if ($Type == 'TXT' && substr($Value, 0, 1) != '"') $Value = '"' . $Value . '"';
        $records = array_reverse(explode(',', $Value));
        $params = ['name' => $Name, 'type' => $this->convertType($Type), 'records' => $records, 'line' => $Line, 'ttl' => intval($TTL), 'description' => $Remark];
        if ($Type == 'MX') $params['records'][0] = intval($MX) . ' ' . $Value;
        if ($Weight > 0) $params['weight'] = intval($Weight);
        $data = $this->send_request('PUT', '/v2.1/zones/'.$this->domainid.'/recordsets/'.$RecordId, null, $params);
        return is_array($data);
    }

    //修改解析记录备注
    public function updateDomainRecordRemark($RecordId, $Remark)
    {
        return false;
    }

    //删除解析记录
    public function deleteDomainRecord($RecordId)
    {
        $data = $this->send_request('DELETE', '/v2.1/zones/'.$this->domainid.'/recordsets/'.$RecordId);
        return is_array($data);
    }

    //设置解析记录状态
    public function setDomainRecordStatus($RecordId, $Status)
    {
        $Status = $Status == '1' ? 'ENABLE' : 'DISABLE';
        $params = ['status' => $Status];
        $data = $this->send_request('PUT', '/v2.1/recordsets/'.$RecordId.'/statuses/set', null, $params);
        return is_array($data);
    }

    //获取解析记录操作日志
    public function getDomainRecordLog($PageNumber = 1, $PageSize = 20, $KeyWord = null, $StartDate = null, $endDate = null)
    {
        return false;
    }

    //获取解析线路列表
    public function getRecordLine()
    {
        $file_path = app()->getBasePath().'data'.DIRECTORY_SEPARATOR.'huawei_line.json';
        $content = file_get_contents($file_path);
        $data = json_decode($content, true);
        if ($data) {
            return $data;
            $list = [$data['DEFAULT']['id'] => ['name' => $data['DEFAULT']['zh'], 'parent' => null]];
            $this->processLineList($list, $data['ISP'], null, 1, 1);
            $this->processLineList($list, $data['REGION'], null, null, 1);
            //file_put_contents($file_path, json_encode($list, JSON_UNESCAPED_UNICODE));
            return $list;
        }
        return false;
    }

    private function processLineList(&$list, $line_list, $parent, $rootId = null, $rootName = null)
    {
        foreach ($line_list as $row) {
            if ($rootId && $rootId !== 1) {
                $row['id'] = $rootId.'_'.$row['id'];
            }
            if ($rootName && $rootName !== 1) {
                $row['zh'] = $rootName.'_'.$row['zh'];
            }
            $list[$row['id']] = ['name' => $row['zh'], 'parent' => $parent];
            if (isset($row['children']) && !empty($row['children'])) {
                $this->processLineList($list, $row['children'], $row['id'], $rootId === 1 ? $row['id'] : $rootId, $rootName === 1 ? $row['zh'] : $rootName);
            }
        }
    }

    //获取域名概览信息
    public function getDomainInfo()
    {
        return $this->send_request('GET', '/v2/zones/'.$this->domainid);
    }

    //获取域名最低TTL
    public function getMinTTL()
    {
        return false;
    }

    public function addDomain($Domain)
    {
        $params = [
            'name' => $Domain,
        ];
        $data = $this->send_request('POST', '/v2/zones', null, $params);
        if ($data) {
            return ['id' => $data['id'], 'name' => rtrim($data['name'], '.')];
        }
        return false;
    }

    private function convertType($type)
    {
        return $type;
    }

    private function getHost($Name)
    {
        if ($Name == '@') $Name = '';
        else $Name .= '.';
        $Name .= $this->domain . '.';
        return $Name;
    }

    private function send_request($method, $path, $query = null, $params = null)
    {
        try{
            return $this->client->request($method, $path, $query, $params);
        }catch(Exception $e){
            $this->setError($e->getMessage());
            return false;
        }
    }

    private function setError($message)
    {
        $this->error = $message;
        //file_put_contents('logs.txt',date('H:i:s').' '.$message."\r\n", FILE_APPEND);
    }
}