<?php

declare(strict_types=1);

namespace App\Services;

class ServiceFnPoolV2rayTo
{
    public function singbox($cPoolV2ray)
    {
        $i = 0;
        foreach ($cPoolV2ray as $aPoolV2ray) {
            $i++;
//            echo $i.":<br>";
            if ($i <= 0) {
//                continue;
            }
            
            if ($i >= 100) {
//                continue;
            }
            
            
            
            $aPoolSingbox = $this->singbox_row($aPoolV2ray);
            if (!$aPoolSingbox) continue; //测试用
            t($aPoolV2ray);
            t($aPoolSingbox);
            
            echo "=======================================================";
        }
        exit;
    }
    
    public function singbox_row($aPoolV2ray)
    {
        $aNode = $aPoolV2ray;
        if (isset($aPoolV2ray['protocolType'])) {
            $aPoolV2ray['protocolType'] = $this->removeUtf8Bom($aPoolV2ray['protocolType']);
        }
        
        $sProtocol = $aPoolV2ray['protocolType'] ?? '';
        
        if (isset($aPoolV2ray["config"]) && !is_array($aPoolV2ray["config"])) {
            $aPoolV2ray["config"] = rawurldecode($aPoolV2ray["config"]);
        }

        $sModTo = 'mod_to_'.$sProtocol;
        if (!method_exists($this, $sModTo)) {
            return false; // 没做对应处理的直接排除
        }
        
        $aNode = $this->$sModTo($aPoolV2ray);
        
        return $aNode;
    }
    
    private function mod_to_socks(array $aV2ray): array // 过关，可用性接近
    {
        $sConfigStr = $aV2ray['config'] ?? '';
        if (empty($sConfigStr)) {
            return $aV2ray;
        }

        // 1. 剥离尾部锚点 (#) 与 Query 参数 (?)
        $sConfigStr = explode('#', $sConfigStr, 2)[0];
        $sConfigStr = explode('?', $sConfigStr, 2)[0];

        $sUsername = '';
        $sPassword = '';
        $sHostInfo = $sConfigStr;

        // 2. 判断是否存在认证信息 (user:pass@host:port)
        if (str_contains($sConfigStr, '@')) {
            $aTmpParts = explode('@', $sConfigStr, 2);
            $sAuthInfo = $aTmpParts[0] ?? '';
            $sHostInfo = $aTmpParts[1] ?? '';

            // 兼容处理：尝试 Base64 解码，若解不出或不含冒号则按明文处理
            $sDecodedAuth = $this->tomBase64Decode($sAuthInfo);
            if ($sDecodedAuth && str_contains($sDecodedAuth, ':')) {
                $sAuthInfo = $sDecodedAuth;
            }

            $aAuthParts = explode(':', $sAuthInfo, 2);
            $sUsername  = rawurldecode($aAuthParts[0] ?? '');
            $sPassword  = rawurldecode($aAuthParts[1] ?? '');
        }

        // 3. 提取地址与端口
        $aHostParts = explode(':', $sHostInfo, 2);
        $sServer    = $aHostParts[0] ?? '';
        $iPort      = (int) ($aHostParts[1] ?? 1080);

        // 4. 组装 Sing-box Socks5 节点结构
        $aNode = [
            'type'        => 'socks',
            'tag'         => (string) ($aV2ray['country'] ?? 'Socks_Node'),
            'server'      => $sServer,
            'server_port' => $iPort,
        ];

        // 只有当存在账号密码时才写入，避免空字符串影响 Sing-box 鉴权逻辑
        if ($sUsername !== '') {
            $aNode['username'] = $sUsername;
        }
        if ($sPassword !== '') {
            $aNode['password'] = $sPassword;
        }

        $aV2ray['config'] = $aNode;

        return $aV2ray;
    }
    
    private function mod_to_trojan(array $aV2ray): array // 过大关，飙绿，反而比原始v2ray可用更多了
    {
        $sConfigStr = $aV2ray['config'] ?? '';
        if (empty($sConfigStr)) {
            return $aV2ray;
        }

        // 1. 拆分密码与地址
        $aTmpParts = explode('@', $sConfigStr, 2);
        $sPassword = $aTmpParts[0] ?? '';
        $sRestStr  = $aTmpParts[1] ?? '';

        // 2. 拆分地址端口与 Query 参数
        $aTmpParts       = explode('?', $sRestStr, 2);
        $sAddrFull       = $aTmpParts[0] ?? '';
        $sQueryParamsStr = $aTmpParts[1] ?? '';

        // 剥离尾部锚点 (#) 影响
        $sAddrFull       = explode('#', $sAddrFull, 2)[0];
        $sQueryParamsStr = explode('#', $sQueryParamsStr, 2)[0];

        // 3. 提取 Server IP/域名 及 Port
        $aTmpParts = explode(':', $sAddrFull, 2);
        $sServer   = $aTmpParts[0] ?? '';
        $iPort     = (int) ($aTmpParts[1] ?? 443);

        // 4. 解析 Query 查询参数
        $aCustom = [];
        if (!empty($sQueryParamsStr)) {
            parse_str($sQueryParamsStr, $aCustom);
        }

        // 5. 组装 Trojan 基础节点
        $aNode = [
            'type'        => 'trojan',
            'tag'         => (string) ($aV2ray['country'] ?? 'Trojan_Node'),
            'server'      => $sServer,
            'server_port' => $iPort,
            'password'    => $sPassword,
        ];

        // 6. Trojan 协议原生必须开启 TLS
        $aTls = [
            'enabled' => true,
        ];

        // SNI 与 Host 逻辑对齐
        $sSni = $aCustom['sni'] ?? $aCustom['host'] ?? '';
        if (!empty($sSni)) {
            $aTls['server_name'] = $this->parseServerName($sSni, $sSni);
        }

        if (!empty($aCustom['alpn'])) {
            $aTls['alpn'] = array_filter(explode(',', $aCustom['alpn']));
        }

        // 正确解析 allowInsecure 字符串
        if (isset($aCustom['allowInsecure'])) {
            $sInsecure = (string) $aCustom['allowInsecure'];
            $aTls['insecure'] = in_array(strtolower($sInsecure), ['1', 'true', 'yes'], true);
        }

        // uTLS 指纹伪装
        if (!empty($aCustom['fp'])) {
            $sFingerprint = $aCustom['fp'] === 'random' ? 'chrome' : $aCustom['fp'];
            $aTls['utls'] = [
                'enabled'     => true,
                'fingerprint' => $sFingerprint,
            ];
        }

        $aNode['tls'] = $aTls;

        // 7. 构建 Transport 传输层配置
        $sNetType   = $aCustom['type'] ?? 'tcp';
        $aTransport = [];

        if ($sNetType === 'ws') {
            $aTransport['type'] = 'ws';
            if (!empty($aCustom['path'])) {
                $aTransport['path'] = rawurldecode($aCustom['path']);
            }
            // WS 报头主机名兜底
            $sHost = $aCustom['host'] ?? $aTls['server_name'] ?? '';
            if (!empty($sHost)) {
                $aTransport['headers'] = ['Host' => $sHost];
            }
        } elseif ($sNetType === 'grpc') {
            $aTransport['type'] = 'grpc';
            if (!empty($aCustom['serviceName'])) {
                $aTransport['service_name'] = $aCustom['serviceName'];
            }
        }

        if (!empty($aTransport)) {
            $aNode['transport'] = $aTransport;
        }

        $aV2ray['config'] = $aNode;

        return $aV2ray;
    }
    
    private function mod_to_hysteria2(array $aV2ray): array // 过关，可用性差不多
    {
        $sConfigStr = $aV2ray['config'] ?? '';
        if (empty($sConfigStr)) {
            return $aV2ray;
        }

        // 1. 拆分 Password 与 后续地址信息
        $aTmpParts = explode('@', $sConfigStr, 2);
        $sPassword = $aTmpParts[0] ?? '';
        $sRestStr  = $aTmpParts[1] ?? '';

        // 2. 剥离尾部锚点 (#) 与 拆分 Query 参数 (?)
        $sRestStr        = explode('#', $sRestStr, 2)[0];
        $aTmpParts       = explode('?', $sRestStr, 2);
        $sAddrFull       = $aTmpParts[0] ?? '';
        $sQueryParamsStr = $aTmpParts[1] ?? '';

        // 3. 提取 Server IP/域名 及 Port
        $aTmpParts = explode(':', $sAddrFull, 2);
        $sServer   = $aTmpParts[0] ?? '';
        $iPort     = (int) ($aTmpParts[1] ?? 443);

        // 4. 原生解析 Query 查询参数
        $aQueryParams = [];
        if (!empty($sQueryParamsStr)) {
            parse_str($sQueryParamsStr, $aQueryParams);
        }

        // 5. 组装 Hysteria2 基础节点结构
        $aNode = [
            'type'        => 'hysteria2',
            'tag'         => (string) ($aV2ray['country'] ?? 'Hy2_Node'),
            'server'      => $sServer,
            'server_port' => $iPort,
            'password'    => rawurldecode($sPassword),
        ];

        // 6. Hysteria2 强制开启 TLS 配置
        $aTls = [
            'enabled' => true,
        ];

        $sSni = $aQueryParams['sni'] ?? $aQueryParams['host'] ?? '';
        if (!empty($sSni)) {
            $aTls['server_name'] = $this->parseServerName($sSni, $sSni);
        }

        if (!empty($aQueryParams['alpn'])) {
            $aTls['alpn'] = array_filter(explode(',', $aQueryParams['alpn']));
        }

        // 安全解析 insecure
        if (isset($aQueryParams['insecure'])) {
            $sInsecure = (string) $aQueryParams['insecure'];
            $aTls['insecure'] = in_array(strtolower($sInsecure), ['1', 'true', 'yes'], true);
        }

        $aNode['tls'] = $aTls;

        // 7. 构建 Obfs 混淆配置
        $sObfsType = $aQueryParams['obfs'] ?? '';
        $sObfsPwd  = $aQueryParams['obfs-password'] ?? $aQueryParams['obfs_password'] ?? '';

        if (!empty($sObfsType) || !empty($sObfsPwd)) {
            $aNode['obfs'] = [
                'type'     => !empty($sObfsType) ? $sObfsType : 'salamander',
                'password' => $sObfsPwd,
            ];
        }

        // 8. 支持带宽速率限制参数（若存在）
        if (!empty($aQueryParams['up'])) {
            $aNode['up_mbps'] = (int) $aQueryParams['up'];
        }
        if (!empty($aQueryParams['down'])) {
            $aNode['down_mbps'] = (int) $aQueryParams['down'];
        }

        $aV2ray['config'] = $aNode;

        return $aV2ray;
    }
    
    private function mod_to_ss(array $aV2ray) // 过关，两边都不可用，但无报错
    {
        $sConfigStr = $aV2ray['config'] ?? '';
        if (empty($sConfigStr)) {
            return false;
        }

        $sMethod   = '';
        $sPassword = '';
        $sServer   = '';
        $iPort     = 0;

        // 1. 先尝试将整体进行 Base64 解码（兼容老的全 Base64 格式：ss://BASE64#tag）
        $sDecodedAll = $this->tomBase64Decode(explode('#', $sConfigStr)[0] ?? '');
        if ($sDecodedAll && str_contains($sDecodedAll, '@') && str_contains($sDecodedAll, ':')) {
            // 解码成功且包含标准结构
            $sConfigStr = $sDecodedAll;
        }

        // 2. 剥离 URL 锚点 (#) 与 Query 参数 (?)
        $sConfigStr = explode('#', $sConfigStr, 2)[0];
        $aUrlParts  = explode('?', $sConfigStr, 2);
        $sMainInfo  = $aUrlParts[0]; // 剩下 method:password@host:port 或 Base64(method:password)@host:port

        // 3. 拆分 账号信息 与 地址端口
        $aTmpParts = explode('@', $sMainInfo, 2);
        if (count($aTmpParts) < 2) {
            return false;
        }

        $sUserInfo = $aTmpParts[0];
        $sHostInfo = $aTmpParts[1];

        // 4. 解析账号信息 (method:password)
        // 先尝试 Base64 解码，解不出来则说明本身就是明文
        $sDecodedUser = $this->tomBase64Decode($sUserInfo);
        if ($sDecodedUser && str_contains($sDecodedUser, ':')) {
            $sUserInfo = $sDecodedUser;
        }

        $aUserParts = explode(':', $sUserInfo, 2);
        $sMethod    = $aUserParts[0] ?? '';
        $sPassword  = $aUserParts[1] ?? '';

        // 5. 解析地址与端口 (host:port)
        $aHostParts = explode(':', $sHostInfo, 2);
        $sServer    = $aHostParts[0] ?? '';
        $iPort      = (int) ($aHostParts[1] ?? 0);

        // 6. 核心加密算法白名单校验
        $aAllowedCiphers = [
            '2022-blake3-aes-128-gcm',
            '2022-blake3-aes-256-gcm',
            '2022-blake3-chacha20-poly1305',
            'aes-128-gcm',
            'aes-192-gcm',
            'aes-256-gcm',
            'chacha20-ietf-poly1305',
            'xchacha20-ietf-poly1305',
        ];

        if (!in_array(strtolower($sMethod), $aAllowedCiphers, true) || empty($sServer) || $iPort <= 0) {
            return false;
        }

        // 7. 组装 Sing-box Shadowsocks 节点结构
        $aNode = [
            'type'        => 'shadowsocks',
            'tag'         => (string) ($aV2ray['country'] ?? 'SS_Node'),
            'server'      => $sServer,
            'server_port' => $iPort,
            'method'      => strtolower($sMethod),
            'password'    => $sPassword,
        ];

        $aV2ray['config'] = $aNode;

        return $aV2ray;
    }
    
    private function mod_to_vmess(array $aV2ray): array // 过关，都不可用，但是无报错
    {
        // 1. 类型安全防御：确保 $aConfig 一定是数组
        $aConfig = $aV2ray['config'] ?? [];
        if (is_string($aConfig)) {
            $aConfig = json_decode($aConfig, true) ?? [];
        }
        if (!is_array($aConfig)) {
            $aConfig = [];
        }

        // 2. 基础节点属性映射
        $aNode = [
            'type'        => 'vmess',
            'tag'         => (string) ($aV2ray['country'] ?? ''),
            'server'      => (string) ($aConfig['add'] ?? ''),
            'server_port' => (int) ($aConfig['port'] ?? 0),
            'uuid'        => (string) ($aConfig['id'] ?? ''),
            'security'    => !empty($aConfig['scy']) ? (string) $aConfig['scy'] : 'auto',
            'alter_id'    => (int) ($aConfig['aid'] ?? 0),
        ];

        // 3. 传输层 (Transport) 映射逻辑
        $sV2rayNet  = strtolower((string) ($aConfig['net'] ?? 'tcp'));
        $sV2rayType = strtolower((string) ($aConfig['type'] ?? 'none'));
        $sRawPath   = (string) ($aConfig['path'] ?? '');
        $sPath      = !empty($sRawPath) ? rawurldecode($sRawPath) : '/';
        $sHost      = (string) ($aConfig['host'] ?? '');

        $aTransport = [];

        // 分支 A：TCP + HTTP 伪装
        if ($sV2rayNet === 'tcp' && $sV2rayType === 'http') {
            $aTransport['type'] = 'http';
            $aTransport['path'] = $sPath;
            if (!empty($sHost)) {
                $aTransport['host'] = array_map('trim', explode(',', $sHost));
            }
        }
        // 分支 B：WebSocket 传输
        elseif ($sV2rayNet === 'ws') {
            $aTransport['type'] = 'ws';
            $aTransport['path'] = $sPath;
            if (!empty($sHost)) {
                $aTransport['headers'] = ['Host' => $sHost];
            }
        }
        // 分支 C：gRPC 传输
        elseif ($sV2rayNet === 'grpc') {
            $aTransport['type']         = 'grpc';
            $aTransport['service_name'] = $sRawPath;
        }
        // 分支 D：其他非 TCP 传输（如 mkcp, quic）
        elseif (!in_array($sV2rayNet, ['tcp', 'none', 'raw', ''], true)) {
            $aTransport['type'] = $sV2rayNet;
        }

        if (!empty($aTransport)) {
            $aNode['transport'] = $aTransport;
        }

        // 4. TLS 配置映射
        $sTlsType = strtolower((string) ($aConfig['tls'] ?? ''));
        if ($sTlsType === 'tls') {
            $sServerName = !empty($sHost) ? $sHost : $aNode['server'];
            
            // 兼容类内 parseServerName 方法
            if (method_exists($this, 'parseServerName')) {
                $sServerName = $this->parseServerName($sServerName, $sServerName);
            }

            $aNode['tls'] = [
                'enabled'     => true,
                'server_name' => $sServerName,
            ];
        }

        // 5. 替换配置并输出同等结构
        $aV2ray['config'] = $aNode;

        return $aV2ray;
    }
    
    private function mod_to_vless(array $aV2ray): array // 过关，可用性跟没转前差不多
    {
        $sConfigStr = $aV2ray['config'] ?? '';
        
        // 1. 拆分 UUID 与 后续配置 (uuid@host:port?query)
        $aTmpParts = explode('@', $sConfigStr, 2);
        $sUuid     = $aTmpParts[0] ?? '';
        $sRestStr  = $aTmpParts[1] ?? '';

        // 2. 拆分 地址端口 与 Query 查询参数
        $aTmpParts  = explode('?', $sRestStr, 2);
        $sAddrFull  = $aTmpParts[0] ?? '';
        $sQueryParamsStr = $aTmpParts[1] ?? '';

        // 3. 提取 Server IP/域名 及 Port
        $aTmpParts = explode(':', $sAddrFull, 2);
        $sServer   = $aTmpParts[0] ?? '';
        $iPort     = (int) ($aTmpParts[1] ?? 443);

        // 4. 解析 Query 查询参数
        $aQueryParams = [];
        if (!empty($sQueryParamsStr)) {
            parse_str($sQueryParamsStr, $aQueryParams);
        }

        // 5. 组装 Sing-box VLESS 基础节点属性
        $aNode = [
            'type'        => 'vless',
            'tag'         => (string) ($aV2ray['country'] ?? 'VLESS_Node'),
            'server'      => $sServer,
            'server_port' => $iPort,
            'uuid'        => $sUuid,
        ];

        if (isset($aQueryParams['packetEncoding']) && $aQueryParams['packetEncoding'] !== 'none') {
            $aNode['packet_encoding'] = $aQueryParams['packetEncoding'];
        }

        if (!empty($aQueryParams['flow'])) {
            $aNode['flow'] = $aQueryParams['flow'];
        }

        // 6. 构建 Transport 传输层配置
        $aTransport = [];
        $sRawType   = $aQueryParams['type'] ?? 'tcp';
        $sHeaderType = $aQueryParams['headerType'] ?? '';

        if ($sRawType === 'ws') {
            $aTransport['type'] = 'ws';
            if (!empty($aQueryParams['path'])) {
                $aTransport['path'] = rawurldecode($aQueryParams['path']);
            }
            if (!empty($aQueryParams['host'])) {
                $aTransport['headers'] = ['Host' => $aQueryParams['host']];
            }
        } elseif ($sRawType === 'grpc') {
            $aTransport['type'] = 'grpc';
            if (!empty($aQueryParams['serviceName'])) {
                $aTransport['service_name'] = $aQueryParams['serviceName'];
            }
        } elseif ($sHeaderType === 'http' || $sRawType === 'http') {
            $aTransport['type'] = 'http';
            if (!empty($aQueryParams['path'])) {
                $aTransport['path'] = rawurldecode($aQueryParams['path']);
            }
            if (!empty($aQueryParams['host'])) {
                $aTransport['host'] = explode(',', $aQueryParams['host']);
            }
        }

        if (!empty($aTransport)) {
            $aNode['transport'] = $aTransport;
        }

        // 7. 构建 TLS / Reality / uTLS 配置
        $aTls     = [];
        $sSecurity = $aQueryParams['security'] ?? '';

        // 判断是否开启 TLS / Reality
        if (in_array($sSecurity, ['tls', 'reality'])) {
            $aTls['enabled'] = true;

            if (!empty($aQueryParams['sni'])) {
                $aTls['server_name'] = $this->parseServerName($aQueryParams['sni'], $aQueryParams['sni']);
            }

            if (!empty($aQueryParams['alpn'])) {
                $aTls['alpn'] = array_filter(explode(',', $aQueryParams['alpn']));
            }

            // uTLS 伪装
            if (!empty($aQueryParams['fp'])) {
                $sFingerprint = $aQueryParams['fp'] === 'random' ? 'chrome' : $aQueryParams['fp'];
                $aTls['utls'] = [
                    'enabled'     => true,
                    'fingerprint' => $sFingerprint,
                ];
            }

            // Reality 特性
            if ($sSecurity === 'reality') {
                $aReality = ['enabled' => true];
                if (!empty($aQueryParams['pbk'])) {
                    $aReality['public_key'] = $aQueryParams['pbk'];
                }
                if (isset($aQueryParams['sid'])) {
                    $aReality['short_id'] = (string) $aQueryParams['sid'];
                }
                $aTls['reality'] = $aReality;
            }

            $aNode['tls'] = $aTls;
        }

        $aV2ray['config'] = $aNode;

        return $aV2ray;
    }
    
    private function tomBase64Decode(mixed $xInput): string
    {
        // 1. 防御性类型检查
        if (!is_string($xInput) || $xInput === '') {
            return (string) $xInput;
        }

        // 2. 开启严格模式解码
        $sDecoded = base64_decode($xInput, true);

        if ($sDecoded === false) {
            return $xInput;
        }

        // 3. 反向验证：确保它不是像 humanity 这种恰好能被解码的纯普通文本
        if (base64_encode($sDecoded) !== $xInput) {
            return $xInput;
        }

        // 4. 核心：校验解码后的数据是否为合法 UTF-8 文本，且不包含不可打印控制字符（\x00-\x08, \x0B-\x0C, \x0E-\x1F）
        $bIsValidUtf8 = mb_check_encoding($sDecoded, 'UTF-8');
        $bHasControlChars = (bool) preg_match('/[\x00-\x08\x0B\x0C\x0E-\x1F]/', $sDecoded);

        if ($bIsValidUtf8 && !$bHasControlChars) {
            return $sDecoded; // 解码出来是合法的正常文本（包含中文、英文、数字等）
        }

        // 解码出来包含真正的二进制控制符（乱码），说明输入原本就是纯字符串，返回原值
        return rawurldecode($xInput);
    }
    
    public function test_allXieyi($cPoolV2ray)
    {
        $aXieyi = [];
        foreach ($cPoolV2ray as $aV2ray) {
            $sXieyi = $aV2ray["protocolType"];
            $sXieyi = $this->removeUtf8Bom($sXieyi);
            
            $iXieyi = $aXieyi[$sXieyi] ?? 0;
            $iXieyi++;
            
            $aXieyi[$sXieyi] = $iXieyi;
        }
        
        return $aXieyi;
    }
    
    private function removeUtf8Bom(string $sInput): string
    {
        if (str_starts_with($sInput, "\xEF\xBB\xBF")) {
            return substr($sInput, 3);
        }

        return $sInput;
    }
    
    private function parseServerName(string $sSni, string $sFallbackServer): string
    {
        $sSni = trim($sSni);
        $sSni = rawurldecode($sSni);
        if (empty($sSni)) {
            return $sFallbackServer;
        }

        // 针对包含 http:// 或 https:// 的情况进行解析
        if (preg_match('#^https?://#i', $sSni)) {
            $aUrl = parse_url($sSni);
            $sSni = $aUrl['host'] ?? '';
        }

        // 剔除可能残余的路径与端口号 (例如 domain.com/path 或 domain.com:8080)
        if (str_contains($sSni, '/')) {
            $sSni = explode('/', $sSni)[0];
        }
        if (str_contains($sSni, ':')) {
            $sSni = explode(':', $sSni)[0];
        }

        // 若提取后仍为空，回退到节点自身的 server 字段
        return !empty($sSni) ? $sSni : $sFallbackServer;
    }
    
    //    private function mod_to_vless($aV2ray)
    //    {
    //        $sConfig = $aV2ray['config'] ?? '';
    //
    //        $aTmp = explode("@", $sConfig, 2);
    //        $sPwd = $aTmp[0] ?? ''; // *
    //        $sConfig = $aTmp[1] ?? '';
    //
    //        $aTmp = explode("?", $sConfig, 2);
    //        $sAddrFull = $aTmp[0];
    //        $sConfig = $aTmp[1];
    //
    //        $aTmp = explode(":", $sAddrFull, 2);
    //        $sAddr = $aTmp[0] ?? ''; // *
    //        $sPort = $aTmp[1] ?? ''; // *
    //
    //        $aCustomTmp = explode("&", $sConfig);
    //        $aCustom = [];
    //        foreach ($aCustomTmp as $aCustomRow) {
    //            $aTmp = explode("=", $aCustomRow, 2);
    //            $k = $aTmp[0] ?? '';
    //            $v = $aTmp[1] ?? '';
    //            $aCustom[$k] = $v; // *
    //        }
    //
    //        $aNode = [
    //            'type' => 'vless',
    //            'tag' => $aV2ray['country'] ?? '',
    //            'server' => $sAddr,
    //            'server_port' => (int) $sPort,
    //            'uuid' => $sPwd,
    //        ];
    //        if (isset($aCustom["packetEncoding"]) && $aCustom["packetEncoding"] != "none") {
    //            $aNode["packet_encoding"] = $aCustom["packetEncoding"];
    //        }
    //        if (isset($aCustom["flow"])) {
    //            $aNode["flow"] = $aCustom["flow"];
    //        }
    //
    //
    //        $aTransport = [];
    //        if (isset($aCustom["type"]) && $aCustom["type"] != "raw") {
    //            $aTransport["type"] = $aCustom["type"];
    //        }
    //        if (isset($aCustom["headerType"]) && $aCustom["headerType"] == "http") {
    //            $aTransport["type"] = "http"; // 整个http覆盖默认tcp
    //        }
    //        if (isset($aCustom["path"])) {
    //            $aTransport["path"] = rawurldecode($aCustom["path"]);
    //        }
    //        if (isset($aCustom["host"])) {
    //            $aTransport["headers"]["Host"] = $aCustom["host"];
    //        }
    //        if (isset($aCustom["serviceName"])) {
    //            $aTransport["service_name"] = $aCustom["serviceName"];
    //        }
    //        if (!empty($aTransport)) {
    //            if (empty($aTransport["type"])) {
    //                $aTransport["type"] = "tcp";
    //            }
    //            $aNode["transport"] = $aTransport;
    //        }
    //
    //
    //        $aTls = []; // 本体
    //        $aUtls = []; // 二层
    //        $aReality = []; // 二层
    //
    //        if (isset($aCustom["fp"])) { // 二层的utls构建
    //            if ($aCustom["fp"] == "random") {
    //                $aCustom["fp"] = "chrome";
    //            }
    //            $aUtls["fingerprint"] = $aCustom["fp"];
    //        }
    //        if (!empty($aUtls)) { // 二层的utls封装进tls
    //            $aUtls["enabled"] = true;
    //            $aTls["utls"] = $aUtls;
    //        }
    //        if (isset($aCustom["security"])) {
    //            $sSecurity = $aCustom["security"];
    //            if ($sSecurity == "reality") { // 二层的reality构建
    //                if (isset($aCustom["pbk"])) {
    //                    $aReality["public_key"] = $aCustom["pbk"];
    //                }
    //                if (isset($aCustom["sid"])) {
    //                    $aReality["short_id"] = (string) $aCustom["sid"];
    //                }
    //            }
    //        }
    //        if (!empty($aReality)) { // 二层的reality封建进tls
    //            $aReality["enabled"] = true;
    //            $aTls["reality"] = $aReality;
    //        }
    //
    //        if (isset($aCustom["alpn"])) {
    //            $sTmp = $aCustom["alpn"] ?? "";
    //            $aTmp = explode(",", $sTmp);
    //            $aTls["alpn"] = $aTmp;
    //        }
    //        if (isset($aCustom["sni"])) { // 本体的tls构建
    //            $aTls["server_name"] = $this->parseServerName($aCustom["sni"], $aCustom["sni"]);
    //        }
    //        if (isset($aCustom["encryption"]) && $aCustom["encryption"] != "none") { // 本体的tls构建
    //            $aTls["encryption"] = $aCustom["encryption"];
    //        }
    //        if (!empty($aTls)) { // 本体的tls封装进node
    //            $aTls["enabled"] = true;
    //            $aNode["tls"] = $aTls;
    //        }
    //
    //        $aV2ray["config"] = $aNode;
    //
    //        return $aV2ray;
    //    } // 转换结果有问题，像之前的mod_to_vmess那样给我弄好
    
    //    private function mod_to_vmess($aV2ray)
    //    {
    //        $aNode = [];
    //        $aConfig = $aV2ray["config"];
    //
    //        $aNode["type"]  = "vmess";
    //        $aNode["tag"]   = $aV2ray['country'] ?? '';
    //        $aNode["server"] = $aConfig["add"] ?? '';
    //        $aNode["server_port"] = $aConfig["port"] ?? ''; // Cannot access offset of type string on string
    //        $aNode["server_port"] = (int) $aNode["server_port"];
    //        $aNode["uuid"] = $aConfig["id"] ?? '';
    //        $aNode["security"] = $aConfig["scy"] ?? 'auto';
    //        $aNode["alter_id"] = $aConfig["aid"] ?? 0; // 猜的
    //        $aNode["alter_id"] = (int) $aNode["alter_id"];
    //
    //        $aTransport = [];
    //        if (isset($aConfig["net"]) && $aConfig["net"] != "none" && $aConfig["net"] != "raw") {
    //            $aTransport["type"] = $aConfig["net"];
    //        }
    //        if (isset($aConfig["path"])) {
    //            $aTransport["path"] = rawurldecode($aConfig["path"]);
    //        }
    //        if (isset($aConfig["host"])) {
    //            $aTransport["headers"]["Host"] = $aConfig["host"];
    //        }
    //        if (!empty($aTransport)) {
    //            if (empty($aTransport["type"])) {
    //                $aTransport["type"] = "tcp";
    //            }
    //            $aNode["transport"] = $aTransport;
    //        }
    //
    //        $aTls = [];
    //        if (isset($aConfig["tls"])) {
    //            if ($aConfig["tls"] == "tls") {
    //                $aTls["server_name"] = !empty($aConfig['host']) ? $aConfig['host'] : $aConfig['add'];
    //                $aTls["server_name"] = $this->parseServerName($aTls["server_name"], $aTls["server_name"]);
    //            }
    //        }
    //        if (!empty($aTls)) {
    //            $aTls["enabled"] = true;
    //            $aNode["tls"] = $aTls;
    //        }
    //
    //        $aV2ray["config"] = $aNode;
    //
    //        return $aV2ray;
    //    } // 这是原版代码，不行。你给我重写。传入和返回值一致即可
    
    //    private function mod_to_ss__wo($aV2ray)
    //    {
    //        $sConfig = $aV2ray["config"] ?? '';
    //
    //        $aTmp = explode("@", $sConfig, 2);
    //        $sPwd = $aTmp[0] ?? '';
    //        $sConfig = $aTmp[1] ?? '';
    //
    //        $sPwd = $this->tomBase64Decode($sPwd);
    //
    //        $aTmp = explode(":", $sPwd, 2);
    //        $sPwdType = $aTmp[0] ?? '';
    //        $sPwd = $aTmp[1] ?? '';
    //
    //        $aTmp = explode(":", $sConfig, 2);
    //        $sAddr = $aTmp[0] ?? '';
    //        $iPort = $aTmp[1] ?? '';
    //
    //        // 推荐的现代化 SS 算法白名单
    //        $aAllowedCiphers = [
    //            '2022-blake3-aes-128-gcm',
    //            '2022-blake3-aes-256-gcm',
    //            '2022-blake3-chacha20-poly1305',
    //            'aes-128-gcm',
    //            'aes-192-gcm',
    //            'aes-256-gcm',
    //            'chacha20-ietf-poly1305',
    //            'xchacha20-ietf-poly1305',
    //        ];
    //
    //        if (!in_array($sPwdType, $aAllowedCiphers, true)) {
    //            return false;
    //        }
    //
    //        $aNode = [
    //            "type"  => "shadowsocks",
    //            "tag"   => $aV2ray['country'] ?? '',
    //            "server" => $sAddr,
    //            "server_port" => (int) $iPort,
    //            "method" => $sPwdType,
    //            "password" => $sPwd,
    //        ];
    //
    //        $aV2ray["config"] = $aNode;
    //
    //        return $aV2ray;
    //    } // 看看
    
    //    private function mod_to_socks__($aV2ray)
    //    {
    //        $sConfig = $aV2ray["config"] ?? '';
    //
    //        $aTmp = explode("@", $sConfig, 2);
    //        $sPwd = $aTmp[0] ?? '';
    //        $sConfig = $aTmp[1] ?? '';
    //
    //        $sPwd = $this->tomBase64Decode($sPwd);
    //        $aTmp = explode(":", $sPwd, 2);
    //        $sUser = $aTmp[0] ?? '';
    //        $sPwd = $aTmp[1] ?? '';
    //
    //        $aTmp = explode(":", $sConfig, 2);
    //        $sAddr = $aTmp[0] ?? '';
    //        $iPort = $aTmp[1] ?? '';
    //
    //        $aNode = [
    //            "type"  => "socks",
    //            "tag"   => $aV2ray['country'] ?? '',
    //            "server"=> $sAddr,
    //            "server_port" => (int) $iPort,
    //            "username" => $sUser,
    //            "password" => $sPwd
    //        ];
    //
    //        $aV2ray["config"] = $aNode;
    //
    //        return $aV2ray;
    //    } // 看看
    
    //    private function mod_to_trojan($aV2ray)
    //    {
    //        $sConfig = $aV2ray["config"] ?? '';
    //
    //        $aTmp = explode("@", $sConfig, 2);
    //        $sPwd = $aTmp[0] ?? '';
    //        $sConfig = $aTmp[1] ?? '';
    //
    //        $aTmp = explode("?", $sConfig, 2);
    //        $sAddrFull = $aTmp[0] ?? '';
    //        $sConfig = $aTmp[1] ?? '';
    //
    //        $aTmp = explode(":", $sAddrFull, 2);
    //        $sAddr = $aTmp[0] ?? '';
    //        $iPort = $aTmp[1] ?? '';
    //
    //        $aNode = [
    //            "type"  => "trojan",
    //            "tag"   => $aV2ray['country'] ?? '',
    //            "server"=> $sAddr,
    //            "server_port" => (int) $iPort,
    //            "password" => $sPwd
    //        ];
    //
    //        $aCustomYuan = explode("&", $sConfig);
    //        $aCustom = [];
    //        foreach ($aCustomYuan as $sRow) {
    //            $aRow = explode("=", $sRow, 2);
    //            $k = $aRow[0] ?? '';
    //            $v = $aRow[1] ?? '';
    //            $aCustom[$k] = $v;
    //        }
    //
    //        $aTls = []; // 层1的tls
    //        $aUtls = []; // 层2的utls
    //
    //        if (isset($aCustom["sni"])) { // 写层1的tls
    //            $aTls["server_name"] = $this->parseServerName($aCustom["sni"], $aCustom["sni"]);
    //        }
    //        if (isset($aCustom["host"])) { // 写层1的tls -- host覆盖sni=host优先
    //            $aTls["server_name"] = $this->parseServerName($aCustom["host"], $aCustom["host"]);
    //        }
    //        if (isset($aCustom["alpn"])) { // 写层1的tls
    //            $aTls["alpn"] = explode(",", $aCustom["alpn"]);
    //        }
    //        if (isset($aCustom["allowInsecure"])) { // 写层1的tls
    //            $aTls["insecure"] = (bool) $aCustom["allowInsecure"];
    //        }
    //
    //        if (isset($aCustom["fp"])) { // 写层2的utls
    //            $aUtls["fingerprint"] = $aCustom["fp"];
    //        }
    //        if (!empty($aUtls)) { // 层2的utls并入tls
    //            $aUtls["enabled"] = true;
    //            $aTls["utls"] = $aUtls;
    //        }
    //
    //        if (!empty($aTls)) { // 层1的tlstls并入node
    //            $aTls["enabled"] = true;
    //            $aNode["tls"] = $aTls;
    //        }
    //
    //        $aTransport = [];
    //        if ($aCustom["type"] == "ws" && isset($aTls["server_name"])) {
    //            $aTransport["headers"]["Host"] = $aTls["server_name"];
    //        }
    //
    ////        if (isset($aCustom["type"]) && $aCustom["type"] != "tcp" && $aCustom["type"] != "none" && $aCustom["type"] != "raw") {
    ////            $aTransport["type"] = $aCustom["type"];
    ////            if ($aCustom["type"] == "ws" && isset($aTls["server_name"])) {
    ////                $aTransport["headers"]["Host"] = $aTls["server_name"];
    ////            }
    ////        }
    //        if (isset($aCustom["path"])) {
    //            $aTransport["path"] = rawurldecode($aCustom["path"]);
    //        }
    //        if (!empty($aTransport)) {
    //            if (isset($aCustom["type"]) && $aCustom["type"] != "none" && $aCustom["type"] != "raw") {
    //                $aTransport["type"] = $aCustom["type"];
    //            }
    ////            if (empty($aTransport["type"])) {
    ////                $aTransport["type"] = "tcp";
    ////            }
    //            $aNode["transport"] = $aTransport;
    //        }
    //
    //        $aV2ray["config"] = $aNode;
    //
    //        return $aV2ray;
    //    } // 看看
    
    //    private function mod_to_hysteria2($aV2ray)
    //    {
    //        $sConfig = $aV2ray["config"] ?? '';
    //
    //        $aTmp = explode("@", $sConfig, 2);
    //        $sPwd = $aTmp[0] ?? '';
    //        $sConfig = $aTmp[1] ?? '';
    //
    //        $aTmp = explode("?", $sConfig, 2);
    //        $sAddrFull = $aTmp[0] ?? '';
    //        $sConfig = $aTmp[1] ?? '';
    //        $aTmp = explode(":", $sAddrFull, 2);
    //        $sAddr = $aTmp[0] ?? '';
    //        $iPort = $aTmp[1] ?? '';
    //
    //        $cCustom = explode("&", $sConfig);
    //        $aCustom = [];
    //        foreach ($cCustom as $sCustom) {
    //            $aTmp = explode("=", $sCustom);
    //            $k = $aTmp[0] ?? '';
    //            $v = $aTmp[1] ?? '';
    //            $aCustom[$k] = $v;
    //        }
    //
    //        $aNode = [
    //            "type"  => "hysteria2",
    //            "tag"   => $aV2ray['country'] ?? '',
    //            "server"=> $sAddr,
    //            "server_port" => (int) $iPort,
    //            "password" => $sPwd
    //        ];
    //
    //        $aTls = [];
    //        if (isset($aCustom['sni'])) {
    //            $aTls['server_name'] = $this->parseServerName($aCustom['sni'], $aCustom['sni']);
    //        }
    //        if (isset($aCustom['insecure'])) {
    //            $aTls['insecure'] = (bool) $aCustom['insecure'] ?? 0;
    //        }
    //        if (!empty($aTls)) {
    //            $aTls['enabled'] = true;
    //            $aNode["tls"] = $aTls;
    //        }
    //
    //        $aObfs = [];
    //        if (isset($aCustom["obfs"])) {
    //            $aObfs["type"] = $aCustom["obfs"];
    //        }
    //        if (isset($aCustom["obfs-password"])) {
    //            $aObfs["password"] = $aCustom["obfs-password"];
    //        }
    //        if (!empty($aObfs)) {
    //            $aNode["obfs"] = $aObfs;
    //        }
    //
    //        $aV2ray["config"] = $aNode;
    //
    //        return $aV2ray;
    //    } // 看看
}