EN-US

README.md

@@ -12,36 +12,34 @@ WHMCS module for integration with [WGDashboard](https://github.com/donaldzou/WGD
 ## 🚀 Installation
 
 1. Upload the module files to the WHMCS directory:
+
    ```
    /modules/servers/wgdashboard/
    ```
-
 2. File structure:
+
    ```
    modules/server/wgdashboard/
    ├── wgdashboard.php
    └── clientarea.tpl
    ```
-
 3. In the WHMCS admin panel, navigate to:
    **Setup → Products/Services → Servers → Add New Server**
-
 4. Configure the server:
+
    - **Hostname**: IP or domain of WGDashboard (e.g., `10.0.238.222` or `vpn.example.com`)
    - **Module**: WGDashboard
    - **Port**: API port (e.g., `10086`)
    - **Password**: WGDashboard API Key
-
 5. Click **Test Connection** to validate the configuration.
 
 ## ⚙️ Product Configuration
 
 1. Create or edit a product in **Setup → Products/Services**
-
 2. In the **Module Settings** tab:
+
    - **Module Name**: WGDashboard
    - **Server Group**: Select the configured server
-
 3. **Configuration Options**:
 
    - **Allowed IPs**: Allowed IPs for the peer (default: `0.0.0.0/0`)
@@ -59,6 +57,7 @@ WHMCS module for integration with [WGDashboard](https://github.com/donaldzou/WGD
 ```
 
 Available placeholders:
+
 - `{{client_email}}` - Client's email
 - `{{domain}}` - Service domain
 - `{{serviceid}}` - Service ID in WHMCS
@@ -82,7 +81,6 @@ Client Area:
 - 📄 **Formatted Configuration**: Ready-to-use WireGuard configuration file
 - 📋 **Download**: Button to download `.conf` file
 
-
 ### Admin Panel
 
 In the client's service tab, the administrator views:
@@ -95,7 +93,6 @@ In the client's service tab, the administrator views:
 - **Data Received**: Volume of data received From peer to server
 - **Data Sent**: Volume of data sent From server to peer
 
-
 ## 🌐 WGDashboard Configuration
 
 To use this module, ensure the WGDashboard API is enabled:
@@ -110,16 +107,19 @@ To use this module, ensure the WGDashboard API is enabled:
 ### Connection Test Fails
 
 **Error 401/403**: Verify API Key
+
 ```
 Solution: Confirm that the API Key is correct in the server's Password field
 ```
 
 **Error 404**: Endpoint not found
+
 ```
 Solution: Check if your WGDashboard version supports the API
 ```
 
 **Error 500**: WGDashboard internal error
+
 ```
 Solution: Check WGDashboard logs on the server
 ```
@@ -134,6 +134,7 @@ Solution: Check WGDashboard logs on the server
 ### QR Code Doesn't Appear
 
 Check:
+
 - If JavaScript is enabled in the browser
 - Browser console for errors (F12)
 - If QRCode.js library is loading correctly
@@ -144,14 +145,15 @@ The module uses WHMCS's **Server Port** field to define the API port.
 Do not include the port in the hostname, only in the dedicated field.
 
 ✅ **Correct**:
+
 - Hostname: `10.0.0.55`
 - Port: `10086`
 
 ❌ **Incorrect**:
+
 - Hostname: `10.0.0.55:10086`
 - Port: (empty)
 
-
 ## 🔄 Compatibility
 
 - **WHMCS**: 7.0+
@@ -182,6 +184,7 @@ Contributions are welcome! To contribute:
 ## 📋 Changelog
 
 ### v1.0.0
+
 - ✨ Initial release
 - ✅ Peer creation, suspension, reactivation, and termination
 - 📱 Client area with QR code and formatted configuration

WGDashboard/clientarea.tpl

@@ -1,6 +1,6 @@
 {if $error}
     <div class="alert alert-danger">
-        <strong>Erro:</strong> {$error}
+        <strong>Error:</strong> {$error}
     </div>
 {else}
     <div class="row">
@@ -9,15 +9,15 @@
                 <div class="panel panel-default">
                     <div class="panel-heading">
                         <h3 class="panel-title">
-                            <i class="fa fa-qrcode"></i> Código QR
+                            <i class="fa fa-qrcode"></i> QR Code
                         </h3>
                     </div>
                     <div class="panel-body text-center">
                         <div id="qrcode" style="display: inline-block; margin-bottom: 10px;"></div>
-                        <p class="text-muted">Escaneie este código QR com seu cliente WireGuard</p>
+                        <p class="text-muted">Scan this QR code with your WireGuard client</p>
                         <div class="text-center" style="margin-top: 15px;">
                             <button class="btn btn-info btn-sm" onclick="showInstructions()">
-                                <i class="fa fa-info-circle"></i> Instruções de Instalação
+                                <i class="fa fa-info-circle"></i> Installation Instructions
                             </button>
                         </div>
                     </div>
@@ -26,11 +26,11 @@
                 <div class="panel panel-default">
                     <div class="panel-heading">
                         <h3 class="panel-title">
-                            <i class="fa fa-qrcode"></i> Código QR
+                            <i class="fa fa-qrcode"></i> QR Code
                         </h3>
                     </div>
                     <div class="panel-body text-center">
-                        <p class="text-muted">Configuração não disponível</p>
+                        <p class="text-muted">Configuration not available</p>
                     </div>
                 </div>
             {/if}
@@ -40,25 +40,25 @@
             <div class="panel panel-default">
                 <div class="panel-heading">
                     <h3 class="panel-title">
-                        <i class="fa fa-cog"></i> Configuração WireGuard
+                        <i class="fa fa-cog"></i> WireGuard Configuration
                     </h3>
                 </div>
                 <div class="panel-body">
                     {if $formatted_config}
                         <div class="form-group">
-                            <label>Arquivo de Configuração:</label>
+                            <label>Configuration File:</label>
                             <pre class="wireguard-config" style="background: #f8f9fa; border: 1px solid #dee2e6; border-radius: 4px; padding: 15px; font-family: 'Courier New', monospace; font-size: 13px; line-height: 1.4; color: #333; overflow-x: auto; white-space: pre-wrap; word-wrap: break-word; max-height: 350px; overflow-y: auto;">{$formatted_config|escape}</pre>
                         </div>
                         <div class="text-center">
                             <button class="btn btn-primary" onclick="downloadFormattedConfig()">
-                                <i class="fa fa-download"></i> Baixar Configuração
+                                <i class="fa fa-download"></i> Download Configuration
                             </button>
                             <button class="btn btn-default" onclick="copyFormattedConfig()">
-                                <i class="fa fa-copy"></i> Copiar para Área de Transferência
+                                <i class="fa fa-copy"></i> Copy to Clipboard
                             </button>
                         </div>
                     {else}
-                        <p class="text-muted">Configuração não disponível</p>
+                        <p class="text-muted">Configuration not available</p>
                     {/if}
                 </div>
             </div>
@@ -66,41 +66,41 @@
     </div>
 {/if}
 
-{* Modal de Instruções *}
+{* Instructions Modal *}
 <div class="modal fade" id="instructionsModal" tabindex="-1" role="dialog">
     <div class="modal-dialog modal-lg" role="document">
         <div class="modal-content">
             <div class="modal-header">
-                <h4 class="modal-title">Instruções de Configuração WireGuard</h4>
+                <h4 class="modal-title">WireGuard Setup Instructions</h4>
-                <button type="button" class="close" data-dismiss="modal" aria-label="Fechar"><span aria-hidden="true">&times;</span></button>
+                <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
             </div>
             <div class="modal-body">
-                <h5>Dispositivos Móveis (Android/iOS):</h5>
+                <h5>Mobile Devices (Android/iOS):</h5>
                 <ol>
-                    <li>Instale o aplicativo WireGuard da Google Play Store ou App Store</li>
+                    <li>Install the WireGuard app from Google Play Store or App Store</li>
-                    <li>Abra o aplicativo e toque no botão "+"</li>
+                    <li>Open the app and tap the "+" button</li>
-                    <li>Selecione "Escanear código QR"</li>
+                    <li>Select "Scan from QR code"</li>
-                    <li>Escaneie o código QR exibido acima</li>
+                    <li>Scan the QR code displayed above</li>
-                    <li>Dê um nome ao seu túnel e salve</li>
+                    <li>Give your tunnel a name and save</li>
                 </ol>
 
                 <h5>Desktop (Windows/macOS/Linux):</h5>
                 <ol>
-                    <li>Baixe e instale o WireGuard de <a href="https://www.wireguard.com/install/" target="_blank">wireguard.com</a></li>
+                    <li>Download and install WireGuard from <a href="https://www.wireguard.com/install/" target="_blank">wireguard.com</a></li>
-                    <li>Clique em "Adicionar Túnel" → "Adicionar túnel vazio..."</li>
+                    <li>Click "Add Tunnel" → "Add empty tunnel..."</li>
-                    <li>Copie a configuração acima e cole</li>
+                    <li>Copy the configuration above and paste it</li>
-                    <li>Salve e ative o túnel</li>
+                    <li>Save and activate the tunnel</li>
                 </ol>
 
-                <h5>Linha de Comando (Linux):</h5>
+                <h5>Command Line (Linux):</h5>
                 <ol>
-                    <li>Salve a configuração em um arquivo (ex: <code>wg0.conf</code>)</li>
+                    <li>Save the configuration to a file (e.g., <code>wg0.conf</code>)</li>
-                    <li>Execute: <code>sudo wg-quick up wg0</code></li>
+                    <li>Run: <code>sudo wg-quick up wg0</code></li>
-                    <li>Para parar: <code>sudo wg-quick down wg0</code></li>
+                    <li>To stop: <code>sudo wg-quick down wg0</code></li>
                 </ol>
             </div>
             <div class="modal-footer">
-                <button type="button" class="btn btn-default" data-dismiss="modal">Fechar</button>
+                <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
             </div>
         </div>
     </div>
@@ -147,9 +147,8 @@ function generateQRCode(configText) {
     console.log('Config text length:', configText.length);
     
     if (qrCodeElement && configText && configText.trim() !== '') {
-        // Check if QRCode library is loaded
         if (typeof QRCode === 'undefined') {
-            console.error('Biblioteca QRCode não disponível, tentando fallback');
+            console.error('QRCode library not available, trying fallback');
             generateQRCodeFallback(configText);
             return;
         }
@@ -164,20 +163,20 @@ function generateQRCode(configText) {
                 }
             }, function(error) {
                 if (error) {
-                    console.error('Falha na geração do QR Code:', error);
+                    console.error('QR Code generation failed:', error);
-                    qrCodeElement.innerHTML = '<p class="text-danger">Falha na geração do QR Code: ' + error.message + '</p>';
+                    qrCodeElement.innerHTML = '<p class="text-danger">QR Code generation failed: ' + error.message + '</p>';
                 } else {
-                    console.log('QR Code gerado com sucesso');
+                    console.log('QR Code generated successfully');
                 }
             });
         } catch (e) {
-            console.error('Exceção durante a geração do QR code:', e);
+            console.error('Exception during QR code generation:', e);
-            qrCodeElement.innerHTML = '<p class="text-danger">Erro na geração do QR Code: ' + e.message + '</p>';
+            qrCodeElement.innerHTML = '<p class="text-danger">QR Code generation error: ' + e.message + '</p>';
         }
     } else {
-        console.error('Falha na geração do QR Code: elemento ou configuração ausente');
+        console.error('QR Code generation failed: element or config missing');
         if (qrCodeElement) {
-            qrCodeElement.innerHTML = '<p class="text-warning">Configuração não disponível para QR code</p>';
+            qrCodeElement.innerHTML = '<p class="text-warning">Configuration not available for QR code</p>';
         }
     }
 }
@@ -188,7 +187,6 @@ function generateQRCodeFallback(configText) {
     
     if (qrCodeElement && configText) {
         try {
-            // Create QR code using online service as fallback
             var qrUrl = 'https://api.qrserver.com/v1/create-qr-code/?size=250x250&data=' + encodeURIComponent(configText);
             var img = document.createElement('img');
             img.src = qrUrl;
@@ -199,18 +197,17 @@ function generateQRCodeFallback(configText) {
                 console.log('Fallback QR code loaded successfully');
             };
             img.onerror = function() {
-                qrCodeElement.innerHTML = '<p class="text-danger">Falha ao gerar código QR</p>';
+                qrCodeElement.innerHTML = '<p class="text-danger">Failed to generate QR code</p>';
             };
             qrCodeElement.innerHTML = '';
             qrCodeElement.appendChild(img);
         } catch (e) {
-            console.error('Falha na geração do QR code de fallback:', e);
+            console.error('Fallback QR code generation failed:', e);
-            qrCodeElement.innerHTML = '<p class="text-danger">Falha na geração do código QR</p>';
+            qrCodeElement.innerHTML = '<p class="text-danger">Failed to generate QR code</p>';
         }
     }
 }
 
-// Generate QR Code if formatted config is available
 {if $formatted_config}
 document.addEventListener('DOMContentLoaded', function() {
     configForQR = {$formatted_config|json_encode};
@@ -219,7 +216,6 @@ document.addEventListener('DOMContentLoaded', function() {
         generateQRCode(configForQR);
     } else {
         console.log('Waiting for QRCode library to load...');
-        // Timeout fallback
         setTimeout(function() {
             if (!qrCodeLibraryLoaded && configForQR) {
                 console.log('Timeout reached, using fallback QR generation');
@@ -229,7 +225,7 @@ document.addEventListener('DOMContentLoaded', function() {
     }
 });
 {else}
-console.log('No formatted config available for QR code');
+console.log('No configuration available for QR code');
 {/if}
 
 function downloadFormattedConfig() {
@@ -250,7 +246,7 @@ function copyFormattedConfig() {
     var config = {$formatted_config|json_encode};
     if (navigator.clipboard && window.isSecureContext) {
         navigator.clipboard.writeText(config).then(function() {
-            alert('Configuração copiada para a área de transferência!');
+            alert('Configuration copied to clipboard!');
         }).catch(function(err) {
             fallbackCopyTextToClipboard(config);
         });
@@ -272,12 +268,12 @@ function fallbackCopyTextToClipboard(text) {
     try {
         var successful = document.execCommand('copy');
         if (successful) {
-            alert('Configuração copiada para a área de transferência!');
+            alert('Configuration copied to clipboard!');
         } else {
-            alert('Falha ao copiar configuração. Por favor, copie manualmente.');
+            alert('Failed to copy configuration. Please copy manually.');
         }
     } catch (err) {
-        alert('Falha ao copiar configuração. Por favor, copie manualmente.');
+        alert('Failed to copy configuration. Please copy manually.');
     }
     document.body.removeChild(textArea);
 }
@@ -303,9 +299,9 @@ function copyConfig() {
         textarea.select();
         try {
             document.execCommand('copy');
-            alert('Configuração copiada para a área de transferência!');
+            alert('Configuration copied to clipboard!');
         } catch (err) {
-            alert('Falha ao copiar configuração. Por favor, selecione e copie manualmente.');
+            alert('Failed to copy configuration. Please select and copy manually.');
         }
     }
 }

WGDashboard/clientarea_ptBR.tpl

@@ -0,0 +1,369 @@
+{if $error}
+    <div class="alert alert-danger">
+        <strong>Erro:</strong> {$error}
+    </div>
+{else}
+    <div class="row">
+        <div class="col-md-6">
+            {if $formatted_config}
+                <div class="panel panel-default">
+                    <div class="panel-heading">
+                        <h3 class="panel-title">
+                            <i class="fa fa-qrcode"></i> Código QR
+                        </h3>
+                    </div>
+                    <div class="panel-body text-center">
+                        <div id="qrcode" style="display: inline-block; margin-bottom: 10px;"></div>
+                        <p class="text-muted">Escaneie este código QR com seu cliente WireGuard</p>
+                        <div class="text-center" style="margin-top: 15px;">
+                            <button class="btn btn-info btn-sm" onclick="showInstructions()">
+                                <i class="fa fa-info-circle"></i> Instruções de Instalação
+                            </button>
+                        </div>
+                    </div>
+                </div>
+            {else}
+                <div class="panel panel-default">
+                    <div class="panel-heading">
+                        <h3 class="panel-title">
+                            <i class="fa fa-qrcode"></i> Código QR
+                        </h3>
+                    </div>
+                    <div class="panel-body text-center">
+                        <p class="text-muted">Configuração não disponível</p>
+                    </div>
+                </div>
+            {/if}
+        </div>
+
+        <div class="col-md-6">
+            <div class="panel panel-default">
+                <div class="panel-heading">
+                    <h3 class="panel-title">
+                        <i class="fa fa-cog"></i> Configuração WireGuard
+                    </h3>
+                </div>
+                <div class="panel-body">
+                    {if $formatted_config}
+                        <div class="form-group">
+                            <label>Arquivo de Configuração:</label>
+                            <pre class="wireguard-config" style="background: #f8f9fa; border: 1px solid #dee2e6; border-radius: 4px; padding: 15px; font-family: 'Courier New', monospace; font-size: 13px; line-height: 1.4; color: #333; overflow-x: auto; white-space: pre-wrap; word-wrap: break-word; max-height: 350px; overflow-y: auto;">{$formatted_config|escape}</pre>
+                        </div>
+                        <div class="text-center">
+                            <button class="btn btn-primary" onclick="downloadFormattedConfig()">
+                                <i class="fa fa-download"></i> Baixar Configuração
+                            </button>
+                            <button class="btn btn-default" onclick="copyFormattedConfig()">
+                                <i class="fa fa-copy"></i> Copiar para Área de Transferência
+                            </button>
+                        </div>
+                    {else}
+                        <p class="text-muted">Configuração não disponível</p>
+                    {/if}
+                </div>
+            </div>
+        </div>
+    </div>
+{/if}
+
+{* Modal de Instruções *}
+<div class="modal fade" id="instructionsModal" tabindex="-1" role="dialog">
+    <div class="modal-dialog modal-lg" role="document">
+        <div class="modal-content">
+            <div class="modal-header">
+                <h4 class="modal-title">Instruções de Configuração WireGuard</h4>
+                <button type="button" class="close" data-dismiss="modal" aria-label="Fechar"><span aria-hidden="true">&times;</span></button>
+            </div>
+            <div class="modal-body">
+                <h5>Dispositivos Móveis (Android/iOS):</h5>
+                <ol>
+                    <li>Instale o aplicativo WireGuard da Google Play Store ou App Store</li>
+                    <li>Abra o aplicativo e toque no botão "+"</li>
+                    <li>Selecione "Escanear código QR"</li>
+                    <li>Escaneie o código QR exibido acima</li>
+                    <li>Dê um nome ao seu túnel e salve</li>
+                </ol>
+
+                <h5>Desktop (Windows/macOS/Linux):</h5>
+                <ol>
+                    <li>Baixe e instale o WireGuard de <a href="https://www.wireguard.com/install/" target="_blank">wireguard.com</a></li>
+                    <li>Clique em "Adicionar Túnel" → "Adicionar túnel vazio..."</li>
+                    <li>Copie a configuração acima e cole</li>
+                    <li>Salve e ative o túnel</li>
+                </ol>
+
+                <h5>Linha de Comando (Linux):</h5>
+                <ol>
+                    <li>Salve a configuração em um arquivo (ex: <code>wg0.conf</code>)</li>
+                    <li>Execute: <code>sudo wg-quick up wg0</code></li>
+                    <li>Para parar: <code>sudo wg-quick down wg0</code></li>
+                </ol>
+            </div>
+            <div class="modal-footer">
+                <button type="button" class="btn btn-default" data-dismiss="modal">Fechar</button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<script src="https://cdn.jsdelivr.net/npm/qrcode@1.5.3/build/qrcode.min.js" onload="initQRCode()" onerror="loadQRCodeFallback()"></script>
+<script>
+var qrCodeLibraryLoaded = false;
+var configForQR = null;
+
+function initQRCode() {
+    qrCodeLibraryLoaded = true;
+    console.log('QRCode library loaded successfully');
+    if (configForQR) {
+        generateQRCode(configForQR);
+    }
+}
+
+function loadQRCodeFallback() {
+    console.log('Primary QRCode library failed, trying fallback...');
+    var script = document.createElement('script');
+    script.src = 'https://cdn.jsdelivr.net/npm/qrcode-generator@1.4.4/qrcode.min.js';
+    script.onload = function() {
+        console.log('Fallback QRCode library loaded');
+        qrCodeLibraryLoaded = true;
+        if (configForQR) {
+            generateQRCodeFallback(configForQR);
+        }
+    };
+    script.onerror = function() {
+        console.error('Both QRCode libraries failed to load');
+        var qrCodeElement = document.getElementById('qrcode');
+        if (qrCodeElement) {
+            qrCodeElement.innerHTML = '<p class="text-danger">Unable to load QR Code library</p>';
+        }
+    };
+    document.head.appendChild(script);
+}
+
+function generateQRCode(configText) {
+    var qrCodeElement = document.getElementById('qrcode');
+    
+    console.log('Generating QR Code with qrcode.js...');
+    console.log('Config text length:', configText.length);
+    
+    if (qrCodeElement && configText && configText.trim() !== '') {
+        // Check if QRCode library is loaded
+        if (typeof QRCode === 'undefined') {
+            console.error('Biblioteca QRCode não disponível, tentando fallback');
+            generateQRCodeFallback(configText);
+            return;
+        }
+        
+        try {
+            QRCode.toCanvas(qrCodeElement, configText, {
+                width: 250,
+                margin: 3,
+                color: {
+                    dark: '#000000',
+                    light: '#FFFFFF'
+                }
+            }, function(error) {
+                if (error) {
+                    console.error('Falha na geração do QR Code:', error);
+                    qrCodeElement.innerHTML = '<p class="text-danger">Falha na geração do QR Code: ' + error.message + '</p>';
+                } else {
+                    console.log('QR Code gerado com sucesso');
+                }
+            });
+        } catch (e) {
+            console.error('Exceção durante a geração do QR code:', e);
+            qrCodeElement.innerHTML = '<p class="text-danger">Erro na geração do QR Code: ' + e.message + '</p>';
+        }
+    } else {
+        console.error('Falha na geração do QR Code: elemento ou configuração ausente');
+        if (qrCodeElement) {
+            qrCodeElement.innerHTML = '<p class="text-warning">Configuração não disponível para QR code</p>';
+        }
+    }
+}
+
+function generateQRCodeFallback(configText) {
+    var qrCodeElement = document.getElementById('qrcode');
+    console.log('Trying fallback QR code generation...');
+    
+    if (qrCodeElement && configText) {
+        try {
+            // Create QR code using online service as fallback
+            var qrUrl = 'https://api.qrserver.com/v1/create-qr-code/?size=250x250&data=' + encodeURIComponent(configText);
+            var img = document.createElement('img');
+            img.src = qrUrl;
+            img.alt = 'WireGuard QR Code';
+            img.style.border = '3px solid #ddd';
+            img.style.borderRadius = '4px';
+            img.onload = function() {
+                console.log('Fallback QR code loaded successfully');
+            };
+            img.onerror = function() {
+                qrCodeElement.innerHTML = '<p class="text-danger">Falha ao gerar código QR</p>';
+            };
+            qrCodeElement.innerHTML = '';
+            qrCodeElement.appendChild(img);
+        } catch (e) {
+            console.error('Falha na geração do QR code de fallback:', e);
+            qrCodeElement.innerHTML = '<p class="text-danger">Falha na geração do código QR</p>';
+        }
+    }
+}
+
+// Generate QR Code if formatted config is available
+{if $formatted_config}
+document.addEventListener('DOMContentLoaded', function() {
+    configForQR = {$formatted_config|json_encode};
+    
+    if (qrCodeLibraryLoaded) {
+        generateQRCode(configForQR);
+    } else {
+        console.log('Waiting for QRCode library to load...');
+        // Timeout fallback
+        setTimeout(function() {
+            if (!qrCodeLibraryLoaded && configForQR) {
+                console.log('Timeout reached, using fallback QR generation');
+                generateQRCodeFallback(configForQR);
+            }
+        }, 3000);
+    }
+});
+{else}
+console.log('No formatted config available for QR code');
+{/if}
+
+function downloadFormattedConfig() {
+    {if $formatted_config}
+    var config = {$formatted_config|json_encode};
+    var element = document.createElement('a');
+    element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(config));
+    element.setAttribute('download', '{$peer_name|default:"wireguard"}.conf');
+    element.style.display = 'none';
+    document.body.appendChild(element);
+    element.click();
+    document.body.removeChild(element);
+    {/if}
+}
+
+function copyFormattedConfig() {
+    {if $formatted_config}
+    var config = {$formatted_config|json_encode};
+    if (navigator.clipboard && window.isSecureContext) {
+        navigator.clipboard.writeText(config).then(function() {
+            alert('Configuração copiada para a área de transferência!');
+        }).catch(function(err) {
+            fallbackCopyTextToClipboard(config);
+        });
+    } else {
+        fallbackCopyTextToClipboard(config);
+    }
+    {/if}
+}
+
+function fallbackCopyTextToClipboard(text) {
+    var textArea = document.createElement("textarea");
+    textArea.value = text;
+    textArea.style.top = "0";
+    textArea.style.left = "0";
+    textArea.style.position = "fixed";
+    document.body.appendChild(textArea);
+    textArea.focus();
+    textArea.select();
+    try {
+        var successful = document.execCommand('copy');
+        if (successful) {
+            alert('Configuração copiada para a área de transferência!');
+        } else {
+            alert('Falha ao copiar configuração. Por favor, copie manualmente.');
+        }
+    } catch (err) {
+        alert('Falha ao copiar configuração. Por favor, copie manualmente.');
+    }
+    document.body.removeChild(textArea);
+}
+
+// Legacy functions for backward compatibility
+function downloadConfig() {
+    var textarea = document.querySelector('textarea');
+    if (textarea) {
+        var config = textarea.value;
+        var element = document.createElement('a');
+        element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(config));
+        element.setAttribute('download', '{$peer_name|default:"wireguard"}.conf');
+        element.style.display = 'none';
+        document.body.appendChild(element);
+        element.click();
+        document.body.removeChild(element);
+    }
+}
+
+function copyConfig() {
+    var textarea = document.querySelector('textarea');
+    if (textarea) {
+        textarea.select();
+        try {
+            document.execCommand('copy');
+            alert('Configuração copiada para a área de transferência!');
+        } catch (err) {
+            alert('Falha ao copiar configuração. Por favor, selecione e copie manualmente.');
+        }
+    }
+}
+
+function showInstructions() {
+    $('#instructionsModal').modal('show');
+}
+</script>
+
+<style>
+.panel-heading .fa {
+    margin-right: 5px;
+}
+
+.center-block {
+    display: block;
+    margin-left: auto;
+    margin-right: auto;
+}
+
+code {
+    word-break: break-all;
+}
+
+.table-condensed td {
+    padding: 5px;
+}
+
+.modal-body h5 {
+    color: #337ab7;
+    margin-top: 20px;
+    margin-bottom: 10px;
+}
+
+.modal-body h5:first-child {
+    margin-top: 0;
+}
+
+/***** Modal close button alignment *****/
+.modal-header {
+    position: relative;
+}
+.modal-header .close {
+    position: absolute;
+    right: 15px;
+    top: 50%;
+    transform: translateY(-50%);
+    font-size: 28px;
+    line-height: 1;
+}
+
+.wireguard-config {
+    max-height: 350px;
+    overflow-y: auto;
+}
+
+#qrcode canvas {
+    border: 1px solid #ddd;
+    border-radius: 4px;
+}
+</style>