{% extends "baseTemplate/index.html" %}
{% load i18n %}
{% block title %}{% trans "Secure SSH - CyberPanel" %}{% endblock %}

{% block header_scripts %}
<style>
    .modern-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 2rem;
    }
    
    .page-header {
        text-align: center;
        margin-bottom: 3rem;
        padding: 3rem 0;
        background: linear-gradient(135deg, var(--ssh-gradient-start, #667eea) 0%, var(--ssh-gradient-end, #764ba2) 100%);
        border-radius: 20px;
        animation: fadeInDown 0.5s ease-out;
        position: relative;
        overflow: hidden;
        color: white;
    }
    
    .page-header::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -50%;
        width: 200%;
        height: 200%;
        background: radial-gradient(circle at 70% 30%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
        animation: rotate 30s linear infinite;
    }
    
    @keyframes rotate {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }
    
    @keyframes fadeInDown {
        from {
            opacity: 0;
            transform: translateY(-20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .header-content {
        position: relative;
        z-index: 1;
    }
    
    .page-title {
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1rem;
    }
    
    .ssh-icon {
        width: 60px;
        height: 60px;
        background: rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    
    .page-subtitle {
        font-size: 1.125rem;
        color: rgba(255, 255, 255, 0.9);
        max-width: 700px;
        margin: 0 auto;
        line-height: 1.6;
    }
    
    .docs-link {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        color: rgba(255, 255, 255, 0.9);
        text-decoration: none;
        padding: 0.5rem 1rem;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 8px;
        transition: all 0.3s ease;
        margin-top: 1rem;
    }
    
    .docs-link:hover {
        background: rgba(255, 255, 255, 0.2);
        color: white;
        transform: translateY(-2px);
    }
    
    /* Tab Navigation */
    .tab-nav {
        display: flex;
        gap: 1rem;
        margin-bottom: 2rem;
        background: var(--bg-secondary, white);
        padding: 1rem;
        border-radius: 12px;
        box-shadow: 0 1px 3px rgba(0,0,0,0.05);
        animation: fadeInUp 0.5s ease-out 0.1s;
        animation-fill-mode: both;
    }
    
    .tab-btn {
        flex: 1;
        padding: 1rem;
        background: var(--ssh-tab-bg, #f8f9ff);
        border: 2px solid transparent;
        border-radius: 10px;
        cursor: pointer;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.75rem;
        font-weight: 500;
        color: var(--text-muted, #64748b);
    }
    
    .tab-btn:hover {
        background: var(--ssh-tab-hover-bg, #e8e9ff);
        border-color: var(--ssh-gradient-start, #667eea);
    }
    
    .tab-btn.active {
        background: linear-gradient(135deg, var(--ssh-gradient-start, #667eea) 0%, var(--ssh-gradient-end, #764ba2) 100%);
        color: white;
        border-color: transparent;
    }
    
    .tab-content {
        display: none;
        animation: fadeInUp 0.3s ease-out;
    }
    
    .tab-content.active {
        display: block;
    }
    
    /* Main Panel */
    .main-panel {
        background: var(--bg-secondary, white);
        border-radius: 16px;
        box-shadow: 0 1px 3px rgba(0,0,0,0.05), 0 10px 40px rgba(0,0,0,0.08);
        border: 1px solid var(--border-color, #e8e9ff);
        overflow: hidden;
        animation: fadeInUp 0.5s ease-out 0.2s;
        animation-fill-mode: both;
    }
    
    .panel-header {
        background: linear-gradient(135deg, var(--ssh-gradient-start, #667eea) 0%, var(--ssh-gradient-end, #764ba2) 100%);
        color: white;
        padding: 1.5rem 2rem;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    
    .panel-title {
        font-size: 1.25rem;
        font-weight: 600;
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }
    
    .panel-icon {
        width: 32px;
        height: 32px;
        background: rgba(255,255,255,0.2);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .panel-content {
        padding: 2rem;
    }
    
    /* Form Styles */
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .form-label {
        display: block;
        font-weight: 600;
        color: var(--text-primary, #334155);
        margin-bottom: 0.5rem;
        font-size: 0.875rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }
    
    .form-control {
        width: 100%;
        padding: 0.75rem 1rem;
        border: 2px solid var(--border-color, #e8e9ff);
        border-radius: 10px;
        font-size: 0.9375rem;
        transition: all 0.3s ease;
        background: var(--ssh-input-bg, #f8f9ff);
    }
    
    .form-control:focus {
        outline: none;
        border-color: var(--ssh-gradient-start, #667eea);
        background: var(--bg-primary, white);
        box-shadow: 0 0 0 3px var(--ssh-focus-shadow, rgba(102, 126, 234, 0.1));
    }
    
    /* Custom Switch */
    .switch {
        position: relative;
        display: inline-block;
        width: 50px;
        height: 26px;
    }
    
    .switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }
    
    .slider {
        position: absolute;
        cursor: pointer;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--switch-bg, #cbd5e1);
        transition: .4s;
        border-radius: 26px;
    }
    
    .slider:before {
        position: absolute;
        content: "";
        height: 18px;
        width: 18px;
        left: 4px;
        bottom: 4px;
        background-color: var(--bg-primary, white);
        transition: .4s;
        border-radius: 50%;
    }
    
    input:checked + .slider {
        background: linear-gradient(135deg, var(--ssh-gradient-start, #667eea) 0%, var(--ssh-gradient-end, #764ba2) 100%);
    }
    
    input:checked + .slider:before {
        transform: translateX(24px);
    }
    
    .switch-wrapper {
        display: flex;
        align-items: center;
        gap: 1rem;
    }
    
    /* Buttons */
    .btn-primary {
        background: linear-gradient(135deg, var(--ssh-gradient-start, #667eea) 0%, var(--ssh-gradient-end, #764ba2) 100%);
        color: white;
        padding: 0.75rem 2rem;
        border-radius: 10px;
        font-weight: 500;
        font-size: 0.9375rem;
        cursor: pointer;
        transition: all 0.3s ease;
        border: none;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px var(--ssh-btn-shadow, rgba(102, 126, 234, 0.4));
    }
    
    .btn-secondary {
        background: var(--btn-secondary-bg, #f3f4f6);
        color: var(--btn-secondary-text, #4b5563);
        padding: 0.75rem 2rem;
        border-radius: 10px;
        font-weight: 500;
        font-size: 0.9375rem;
        cursor: pointer;
        transition: all 0.3s ease;
        border: none;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .btn-secondary:hover {
        background: var(--btn-secondary-hover-bg, #e5e7eb);
        transform: translateY(-2px);
    }
    
    /* SSH Keys Table */
    .keys-table {
        width: 100%;
        background: var(--bg-secondary, white);
        border-radius: 8px;
        overflow: hidden;
        border: 1px solid var(--border-color, #e8e9ff);
        margin-bottom: 2rem;
    }
    
    .keys-table thead {
        background: var(--ssh-table-header-bg, #f8f9ff);
    }
    
    .keys-table th {
        padding: 1rem;
        text-align: left;
        font-weight: 600;
        color: var(--text-secondary, #475569);
        font-size: 0.75rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        border-bottom: 1px solid var(--border-color, #e8e9ff);
    }
    
    .keys-table td {
        padding: 1rem;
        border-bottom: 1px solid var(--border-light, #f1f5f9);
        color: var(--text-primary, #334155);
        font-size: 0.875rem;
    }
    
    .keys-table tbody tr {
        transition: all 0.2s ease;
    }
    
    .keys-table tbody tr:hover {
        background: var(--ssh-table-hover-bg, #f8f9ff);
    }
    
    .key-user {
        font-weight: 600;
        color: var(--text-dark, #1e293b);
    }
    
    .key-value {
        font-family: 'Monaco', 'Consolas', monospace;
        font-size: 0.75rem;
        color: var(--text-muted, #64748b);
        max-width: 300px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .btn-delete {
        background: var(--danger-bg, #fee2e2);
        color: var(--danger-text, #ef4444);
        width: 32px;
        height: 32px;
        border-radius: 6px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: all 0.2s ease;
        font-weight: 700;
        border: none;
    }
    
    .btn-delete:hover {
        background: var(--danger-text, #ef4444);
        color: var(--bg-primary, white);
        transform: scale(1.1);
    }
    
    /* Textarea */
    .key-textarea {
        width: 100%;
        padding: 1rem;
        border: 2px solid var(--border-color, #e8e9ff);
        border-radius: 10px;
        font-family: 'Monaco', 'Consolas', monospace;
        font-size: 0.875rem;
        background: var(--ssh-input-bg, #f8f9ff);
        transition: all 0.3s ease;
        resize: vertical;
        min-height: 120px;
    }
    
    .key-textarea:focus {
        outline: none;
        border-color: var(--ssh-gradient-start, #667eea);
        background: var(--bg-primary, white);
        box-shadow: 0 0 0 3px var(--ssh-focus-shadow, rgba(102, 126, 234, 0.1));
    }
    
    /* Alerts */
    .alert {
        padding: 1rem 1.5rem;
        border-radius: 10px;
        margin: 1rem 0;
        display: flex;
        align-items: center;
        gap: 0.75rem;
        animation: fadeInUp 0.3s ease-out;
    }
    
    .alert-warning {
        background: var(--warning-bg, #fef3c7);
        color: var(--warning-text, #92400e);
        border: 1px solid var(--warning-border, #fde68a);
    }
    
    .alert-success {
        background: var(--success-bg, #d1fae5);
        color: var(--success-text, #065f46);
        border: 1px solid var(--success-border, #a7f3d0);
    }
    
    .alert-danger {
        background: var(--danger-bg, #fee2e2);
        color: var(--danger-dark-text, #991b1b);
        border: 1px solid var(--danger-border, #fecaca);
    }
    
    .alert-icon {
        font-size: 1.25rem;
    }
    
    /* Loading spinner */
    .loading-spinner {
        width: 20px;
        height: 20px;
        border: 2px solid var(--spinner-bg, #f3f3f3);
        border-top: 2px solid var(--ssh-gradient-start, #667eea);
        border-radius: 50%;
        animation: spin 1s linear infinite;
        display: inline-block;
    }
    
    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }
    
    /* Empty State */
    .empty-state {
        text-align: center;
        padding: 3rem;
        color: var(--text-muted, #64748b);
    }
    
    .empty-icon {
        font-size: 3rem;
        color: var(--text-light, #94a3b8);
        margin-bottom: 1rem;
    }
    
    .empty-text {
        font-size: 0.875rem;
        color: var(--text-muted, #64748b);
    }
    
    /* Responsive */
    @media (max-width: 768px) {
        .modern-container {
            padding: 1rem;
        }
        
        .page-title {
            font-size: 2rem;
        }
        
        .tab-nav {
            flex-direction: column;
        }
        
        .form-row {
            flex-direction: column;
        }
        
        .panel-content {
            padding: 1rem;
        }
        
        .key-value {
            max-width: 150px;
        }
    }
</style>
{% endblock %}

{% block content %}
{% load static %}
{% get_current_language as LANGUAGE_CODE %}
<!-- Current language: {{ LANGUAGE_CODE }} -->

<div class="modern-container" ng-controller="secureSSHCTRL">
    <!-- Page Header -->
    <div class="page-header">
        <div class="header-content">
            <div class="page-title">
                <div class="ssh-icon">
                    <i class="fas fa-terminal fa-2x"></i>
                </div>
                {% trans "Secure SSH" %}
            </div>
            <p class="page-subtitle">
                {% trans "Secure and harden your SSH configurations to protect your server from unauthorized access." %}
            </p>
            <a href="http://go.cyberpanel.net/ssh-docs" target="_blank" class="docs-link">
                <i class="fas fa-book"></i>
                {% trans "SSH Documentation" %}
            </a>
        </div>
    </div>
    
    <!-- Tab Navigation -->
    <div class="tab-nav">
        <div class="tab-btn active" onclick="switchTab('basic', this)">
            <i class="fas fa-cog"></i>
            <span>{% trans "Basic Settings" %}</span>
        </div>
        <div class="tab-btn" onclick="switchTab('keys', this)">
            <i class="fas fa-key"></i>
            <span>{% trans "SSH Keys" %}</span>
        </div>
    </div>
    
    <!-- Basic Settings Tab -->
    <div id="basic-tab" class="tab-content active">
        <div class="main-panel">
            <div class="panel-header">
                <div class="panel-title">
                    <div class="panel-icon">
                        <i class="fas fa-cog"></i>
                    </div>
                    {% trans "Basic SSH Settings" %}
                </div>
                <div ng-show="secureSSHLoading" class="loading-spinner"></div>
            </div>
            
            <div class="panel-content">
                <form>
                    <div class="form-group">
                        <label class="form-label">{% trans "SSH Port" %}</label>
                        <input type="text" class="form-control" ng-model="sshPort" 
                               placeholder="{% trans 'Default: 22' %}" 
                               pattern="[0-9]*" required>
                    </div>
                    
                    <div class="form-group">
                        <label class="form-label">{% trans "Permit Root Login" %}</label>
                        <div class="switch-wrapper">
                            <label class="switch">
                                <input type="checkbox" id="rootLogin">
                                <span class="slider"></span>
                            </label>
                            <span>{% trans "Allow root user to login via SSH" %}</span>
                        </div>
                        
                        <div class="alert alert-warning" style="margin-top: 1rem;">
                            <i class="fas fa-exclamation-triangle alert-icon"></i>
                            <span>{% trans "Before disabling root login, make sure you have another account with sudo privileges on server." %}</span>
                        </div>
                    </div>
                    
                    <div class="form-group" style="margin-top: 2rem;">
                        <button type="button" ng-click="saveChanges()" class="btn-primary">
                            <i class="fas fa-save"></i>
                            {% trans "Save Changes" %}
                        </button>
                    </div>
                    
                    <!-- Status Messages -->
                    <div ng-hide="couldNotSave" class="alert alert-danger">
                        <i class="fas fa-exclamation-circle alert-icon"></i>
                        <span>{% trans "Error message:" %} {$ errorMessage $}</span>
                    </div>
                    
                    <div ng-hide="detailsSaved" class="alert alert-success">
                        <i class="fas fa-check-circle alert-icon"></i>
                        <span>{% trans "SSH Configurations Saved Successfully." %}</span>
                    </div>
                    
                    <div ng-hide="couldNotConnect" class="alert alert-danger">
                        <i class="fas fa-exclamation-circle alert-icon"></i>
                        <span>{% trans "Could not connect. Please refresh this page." %}</span>
                    </div>
                </form>
            </div>
        </div>
    </div>
    
    <!-- SSH Keys Tab -->
    <div id="keys-tab" class="tab-content">
        <div class="main-panel">
            <div class="panel-header">
                <div class="panel-title">
                    <div class="panel-icon">
                        <i class="fas fa-key"></i>
                    </div>
                    {% trans "SSH Keys Management" %}
                </div>
            </div>
            
            <div class="panel-content">
                <!-- Keys Table -->
                <div ng-if="records.length > 0">
                    <table class="keys-table">
                        <thead>
                            <tr>
                                <th>{% trans "User Name" %}</th>
                                <th>{% trans "Key" %}</th>
                                <th>{% trans "Action" %}</th>
                            </tr>
                        </thead>
                        <tbody>
                            <tr ng-repeat="record in records track by $index">
                                <td class="key-user">{$ record.userName $}</td>
                                <td class="key-value" title="{$ record.key $}">{$ record.key $}</td>
                                <td>
                                    <button type="button" ng-click="deleteKey(record.key)" class="btn-delete" 
                                            title="{% trans 'Delete Key' %}">
                                        <i class="fas fa-times"></i>
                                    </button>
                                </td>
                            </tr>
                        </tbody>
                    </table>
                </div>
                
                <!-- Empty State -->
                <div ng-if="records.length == 0" class="empty-state">
                    <i class="fas fa-key empty-icon"></i>
                    <p class="empty-text">{% trans "No SSH keys found. Add your first key below." %}</p>
                </div>
                
                <!-- Add Key Form -->
                <div ng-hide="keyBox" style="margin-top: 2rem;">
                    <label class="form-label">{% trans "Public Key" %}</label>
                    <textarea ng-model="keyData" 
                              class="key-textarea" 
                              placeholder="{% trans 'Paste your public key here (e.g., ssh-rsa AAAAB3...)' %}"></textarea>
                </div>
                
                <!-- Action Buttons -->
                <div style="margin-top: 1.5rem;">
                    <button ng-hide="showKeyBox" type="button" ng-click="addKey()" class="btn-primary">
                        <i class="fas fa-plus"></i>
                        {% trans "Add Key" %}
                    </button>
                    
                    <button ng-hide="saveKeyBtn" type="button" ng-click="saveKey()" class="btn-primary">
                        <i class="fas fa-save"></i>
                        {% trans "Save Key" %}
                    </button>
                </div>
                
                <!-- Status Messages -->
                <div ng-hide="keyDeleted" class="alert alert-success" style="margin-top: 1rem;">
                    <i class="fas fa-check-circle alert-icon"></i>
                    <span>{% trans "SSH Key Deleted Successfully" %}</span>
                </div>
                
                <div ng-hide="couldNotConnect" class="alert alert-danger" style="margin-top: 1rem;">
                    <i class="fas fa-exclamation-circle alert-icon"></i>
                    <span>{% trans "Could not connect. Please refresh this page." %}</span>
                </div>
            </div>
        </div>
    </div>
</div>

<script>
    function switchTab(tabName, element) {
        // Hide all tabs
        document.querySelectorAll('.tab-content').forEach(tab => {
            tab.classList.remove('active');
        });
        
        // Remove active class from all buttons
        document.querySelectorAll('.tab-btn').forEach(btn => {
            btn.classList.remove('active');
        });
        
        // Show selected tab
        document.getElementById(tabName + '-tab').classList.add('active');
        element.classList.add('active');
    }
</script>

{% endblock %}