{% extends "baseTemplate/index.html" %}
{% load i18n %}
{% block title %}{% trans "LiteSpeed Tuning - CyberPanel" %}{% endblock %}
{% block content %}

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

<style>
    /* CSS Variables for Dark Mode Support */
    :root {
        /* Text colors */
        --text-primary: #1e293b;
        --text-secondary: #475569;
        --text-muted: #64748b;
        --text-on-gradient: rgba(255, 255, 255, 0.9);
        
        /* Background colors */
        --bg-primary: #ffffff;
        --bg-secondary: #f8f9ff;
        --bg-light: #f3f4f6;
        --bg-hover: #f8f9ff;
        --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        
        /* Border colors */
        --border-color: #e8e9ff;
        --border-light: #f1f5f9;
        
        /* Accent colors */
        --accent-color: #667eea;
        --accent-hover: #764ba2;
        --accent-bg: #f3e8ff;
        --accent-focus: rgba(102, 126, 234, 0.1);
        --accent-shadow: rgba(102, 126, 234, 0.3);
        
        /* Status colors */
        --success-bg: #d1fae5;
        --success-color: #065f46;
        --success-border: #a7f3d0;
        --success-accent: #10b981;
        --success-hover: #059669;
        
        --danger-bg: #fee2e2;
        --danger-color: #991b1b;
        --danger-border: #fecaca;
        --danger-accent: #dc2626;
        --danger-hover: #b91c1c;
        
        --warning-bg: #fef3c7;
        --warning-color: #92400e;
        --warning-border: #fde68a;
        
        --info-bg: #dbeafe;
        --info-color: #1e40af;
        --info-border: #bfdbfe;
        
        /* Shadow colors */
        --shadow-light: rgba(0,0,0,0.05);
        --shadow-medium: rgba(0,0,0,0.08);
        --shadow-color: rgba(0,0,0,0.1);
        
        /* Console colors */
        --console-bg: #1e293b;
        --console-text: #10b981;
        
        /* Input colors */
        --input-bg: #ffffff;
        --input-border: #e5e7eb;
        --input-focus-border: #667eea;
    }
    
    [data-theme="dark"] {
        /* Dark mode overrides */
        --text-primary: #e4e4e7;
        --text-secondary: #9ca3af;
        --text-muted: #6b7280;
        --text-on-gradient: rgba(255, 255, 255, 0.9);
        
        --bg-primary: #0f0f23;
        --bg-secondary: #1a1a3e;
        --bg-light: #252550;
        --bg-hover: #252550;
        --bg-gradient: linear-gradient(135deg, #7c7ff3 0%, #9b5de5 100%);
        
        --border-color: #2a2a5e;
        --border-light: #374151;
        
        --accent-color: #7c7ff3;
        --accent-hover: #9b5de5;
        --accent-bg: #3730a3;
        --accent-focus: rgba(124, 127, 243, 0.1);
        --accent-shadow: rgba(124, 127, 243, 0.3);
        
        --success-bg: #064e3b;
        --success-color: #34d399;
        --success-border: #065f46;
        --success-accent: #10b981;
        --success-hover: #15803d;
        
        --danger-bg: #7f1d1d;
        --danger-color: #fca5a5;
        --danger-border: #991b1b;
        --danger-accent: #ef4444;
        --danger-hover: #dc2626;
        
        --warning-bg: #78350f;
        --warning-color: #fbbf24;
        --warning-border: #92400e;
        
        --info-bg: #1e3a8a;
        --info-color: #93c5fd;
        --info-border: #1e40af;
        
        --shadow-light: rgba(0,0,0,0.3);
        --shadow-medium: rgba(0,0,0,0.4);
        --shadow-color: rgba(0,0,0,0.5);
        
        --console-bg: #0f0f23;
        --console-text: #4ade80;
        
        --input-bg: #1e1e42;
        --input-border: #374151;
        --input-focus-border: #7c7ff3;
    }
    
    .modern-container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 2rem;
    }
    
    .page-header {
        text-align: center;
        margin-bottom: 3rem;
        padding: 3rem 0;
        background: var(--bg-gradient);
        border-radius: 20px;
        animation: fadeInDown 0.5s ease-out;
        position: relative;
        overflow: hidden;
    }
    
    .page-header::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -50%;
        width: 200%;
        height: 200%;
        background: radial-gradient(circle at 70% 30%, var(--accent-bg)) 0%, transparent 50%);
        animation: rotate 30s linear infinite;
    }
    
    .header-content {
        position: relative;
        z-index: 1;
    }
    
    .page-title {
        font-size: 2.5rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 1rem;
    }
    
    .server-icon {
        width: 60px;
        height: 60px;
        background: var(--bg-secondary);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: var(--shadow-light);
    }
    
    .page-subtitle {
        font-size: 1.125rem;
        color: var(--text-secondary);
        max-width: 600px;
        margin: 0 auto;
    }
    
    .tuning-panel {
        background: var(--bg-secondary);
        border-radius: 16px;
        box-shadow: var(--shadow-light)), var(--shadow-medium);
        border: 1px solid var(--border-light);
        overflow: hidden;
        animation: fadeInUp 0.5s ease-out;
    }
    
    .panel-header {
        background: var(--bg-gradient);
        padding: 1.5rem 2rem;
        border-bottom: 1px solid var(--border-light);
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    
    .panel-title {
        font-size: 1.25rem;
        font-weight: 600;
        color: var(--text-primary);
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }
    
    .status-indicator {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
        background: var(--bg-secondary);
        border: 1px solid var(--border-light);
        border-radius: 8px;
        color: var(--text-secondary);
    }
    
    .status-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--accent-color);
        animation: pulse 2s infinite;
    }
    
    .tuning-form {
        padding: 2rem;
    }
    
    .form-section {
        margin-bottom: 3rem;
    }
    
    .section-title {
        font-size: 1.125rem;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 1.5rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .section-icon {
        width: 32px;
        height: 32px;
        background: var(--accent-bg);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--accent-color);
    }
    
    .form-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .form-group {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .form-label {
        font-weight: 500;
        color: var(--text-secondary);
        font-size: 0.875rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .tooltip-icon {
        color: var(--text-muted);
        font-size: 0.875rem;
        cursor: help;
        position: relative;
    }
    
    .tooltip-icon:hover .tooltip-content {
        display: block;
    }
    
    .tooltip-content {
        display: none;
        position: absolute;
        bottom: 100%;
        left: 50%;
        transform: translateX(-50%);
        background: var(--text-primary);
        color: white;
        padding: 0.5rem 1rem;
        border-radius: 6px;
        font-size: 0.75rem;
        white-space: nowrap;
        margin-bottom: 0.5rem;
        z-index: 10;
    }
    
    .tooltip-content::after {
        content: '';
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        border: 5px solid transparent;
        border-top-color: var(--text-primary);
    }
    
    .form-control {
        width: 100%;
        padding: 0.75rem 1rem;
        border: 1px solid var(--border-light);
        border-radius: 8px;
        font-size: 0.875rem;
        transition: all 0.3s ease;
        background: var(--bg-secondary);
        color: var(--text-primary);
    }
    
    .form-control:focus {
        outline: none;
        border-color: var(--accent-focus);
        box-shadow: var(--accent-shadow);
    }
    
    .select-control {
        appearance: none;
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23475569' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
        background-position: right 0.5rem center;
        background-repeat: no-repeat;
        background-size: 1.5em 1.5em;
        padding-right: 2.5rem;
    }
    
    .input-group {
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .input-addon {
        font-size: 0.875rem;
        color: var(--text-secondary);
        font-weight: 500;
    }
    
    .current-value {
        font-size: 0.75rem;
        color: var(--text-muted);
        margin-top: 0.25rem;
    }
    
    .action-buttons {
        display: flex;
        gap: 1rem;
        margin-top: 2rem;
        padding-top: 2rem;
        border-top: 1px solid var(--border-light);
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        border-radius: 8px;
        font-weight: 500;
        font-size: 0.875rem;
        cursor: pointer;
        transition: all 0.3s ease;
        border: none;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    
    .btn-primary {
        background: var(--accent-color);
        color: white;
    }
    
    .btn-primary:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: var(--accent-shadow);
    }
    
    .btn-secondary {
        background: var(--bg-secondary);
        color: var(--text-secondary);
        border: 1px solid var(--border-light);
    }
    
    .btn-secondary:hover {
        background: var(--bg-hover);
        border-color: var(--border-color);
    }
    
    .loading-spinner {
        width: 20px;
        height: 20px;
        border: 2px solid var(--border-light);
        border-top: 2px solid var(--accent-color);
        border-radius: 50%;
        animation: spin 1s linear infinite;
    }
    
    .alert {
        padding: 1rem 1.5rem;
        border-radius: 8px;
        display: flex;
        align-items: center;
        gap: 0.75rem;
        margin-top: 1rem;
        animation: slideIn 0.3s ease-out;
    }
    
    .alert-icon {
        font-size: 1.25rem;
    }
    
    .alert-content {
        flex: 1;
    }
    
    .alert-title {
        font-weight: 600;
        margin-bottom: 0.25rem;
    }
    
    .alert-message {
        font-size: 0.875rem;
        color: var(--text-secondary);
    }
    
    .alert-success {
        background: var(--success-bg);
        border: 1px solid var(--success-border);
        color: var(--success-color);
    }
    
    .alert-error {
        background: var(--danger-bg);
        border: 1px solid var(--danger-border);
        color: var(--danger-color);
    }
    
    .alert-warning {
        background: var(--warning-bg);
        border: 1px solid var(--warning-border);
        color: var(--warning-color);
    }
    
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .stat-card {
        background: var(--bg-secondary);
        border: 1px solid var(--border-light);
        border-radius: 12px;
        padding: 1.5rem;
        text-align: center;
    }
    
    .stat-value {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 0.25rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
        color: var(--text-muted);
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }
    
    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }
    
    @keyframes pulse {
        0%, 100% { opacity: 1; }
        50% { opacity: 0.5; }
    }
    
    @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);
        }
    }
    
    @keyframes slideIn {
        from {
            opacity: 0;
            transform: translateX(-10px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
    
    @media (max-width: 768px) {
        .form-grid {
            grid-template-columns: 1fr;
        }
        
        .stats-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        
        .page-title {
            font-size: 2rem;
        }
    }
</style>

<div class="modern-container" ng-controller="litespeedTuning">
    <div class="page-header">
        <div class="header-content">
            <h1 class="page-title">
                <div class="server-icon">
                    <i class="fas fa-server" style="color: var(--accent-color); font-size: 1.75rem;"></i>
                </div>
                {% trans "LiteSpeed Tuning" %}
            </h1>
            <p class="page-subtitle">
                {% trans "Optimize your LiteSpeed web server performance by adjusting key parameters to match your website requirements" %}
            </p>
        </div>
    </div>

    <!-- Stats Overview -->
    <div class="stats-grid">
        <div class="stat-card">
            <div class="stat-value">{$ maxConnections || '-' $}</div>
            <div class="stat-label">{% trans "Max Connections" %}</div>
        </div>
        <div class="stat-card">
            <div class="stat-value">
                <span ng-if="connectionTimeOut">{$ connectionTimeOut $}<span style="font-size: 1rem; color: var(--text-muted);">s</span></span>
                <span ng-if="!connectionTimeOut">-</span>
            </div>
            <div class="stat-label">{% trans "Connection Timeout" %}</div>
        </div>
        <div class="stat-card">
            <div class="stat-value">
                <span ng-if="cacheSizeInMemory !== undefined">{$ cacheSizeInMemory $}<span style="font-size: 1rem; color: var(--text-muted);">M</span></span>
                <span ng-if="cacheSizeInMemory === undefined">-</span>
            </div>
            <div class="stat-label">{% trans "Cache Size" %}</div>
        </div>
        <div class="stat-card">
            <div class="stat-value">{$ gzipStatus || '-' $}</div>
            <div class="stat-label">{% trans "GZIP Status" %}</div>
        </div>
    </div>

    <div class="tuning-panel">
        <div class="panel-header">
            <h2 class="panel-title">
                <i class="fas fa-sliders-h"></i>
                {% trans "Server Configuration" %}
            </h2>
            <div class="status-indicator">
                <span class="status-dot"></span>
                {% trans "LiteSpeed Running" %}
            </div>
        </div>

        <form class="tuning-form">
            <!-- Connection Settings -->
            <div class="form-section">
                <h3 class="section-title">
                    <div class="section-icon">
                        <i class="fas fa-network-wired"></i>
                    </div>
                    {% trans "Connection Settings" %}
                </h3>
                
                <div class="form-grid">
                    <div class="form-group">
                        <label class="form-label">
                            {% trans "Max Connections" %}
                            <span class="tooltip-icon">
                                <i class="fas fa-question-circle"></i>
                                <div class="tooltip-content">
                                    {% trans "Maximum number of concurrent connections" %}
                                </div>
                            </span>
                        </label>
                        <input type="number" class="form-control" ng-model="maxConnections" min="1" required>
                        <span class="current-value">{% trans "Recommended: 10000-20000 for most servers" %}</span>
                    </div>

                    <div class="form-group">
                        <label class="form-label">
                            {% trans "Max SSL Connections" %}
                            <span class="tooltip-icon">
                                <i class="fas fa-question-circle"></i>
                                <div class="tooltip-content">
                                    {% trans "Maximum number of SSL connections" %}
                                </div>
                            </span>
                        </label>
                        <input type="number" class="form-control" ng-model="maxSSLConnections" min="1" required>
                        <span class="current-value">{% trans "Usually 50% of max connections" %}</span>
                    </div>

                    <div class="form-group">
                        <label class="form-label">
                            {% trans "Connection Timeout" %}
                            <span class="tooltip-icon">
                                <i class="fas fa-question-circle"></i>
                                <div class="tooltip-content">
                                    {% trans "Time in seconds before closing idle connections" %}
                                </div>
                            </span>
                        </label>
                        <div class="input-group">
                            <input type="number" class="form-control" ng-model="connectionTimeOut" min="1" required>
                            <span class="input-addon">{% trans "seconds" %}</span>
                        </div>
                        <span class="current-value">{% trans "Default: 300 seconds" %}</span>
                    </div>

                    <div class="form-group">
                        <label class="form-label">
                            {% trans "Keep-Alive Timeout" %}
                            <span class="tooltip-icon">
                                <i class="fas fa-question-circle"></i>
                                <div class="tooltip-content">
                                    {% trans "Time to keep connections alive" %}
                                </div>
                            </span>
                        </label>
                        <div class="input-group">
                            <input type="number" class="form-control" ng-model="keepAliveTimeOut" min="1" required>
                            <span class="input-addon">{% trans "seconds" %}</span>
                        </div>
                        <span class="current-value">{% trans "Default: 5 seconds" %}</span>
                    </div>
                </div>
            </div>

            <!-- Performance Settings -->
            <div class="form-section">
                <h3 class="section-title">
                    <div class="section-icon">
                        <i class="fas fa-tachometer-alt"></i>
                    </div>
                    {% trans "Performance Settings" %}
                </h3>
                
                <div class="form-grid">
                    <div class="form-group">
                        <label class="form-label">
                            {% trans "Cache Size in Memory" %}
                            <span class="tooltip-icon">
                                <i class="fas fa-question-circle"></i>
                                <div class="tooltip-content">
                                    {% trans "Amount of RAM allocated for caching" %}
                                </div>
                            </span>
                        </label>
                        <div class="input-group">
                            <input type="number" class="form-control" ng-model="cacheSizeInMemory" min="0" required>
                            <span class="input-addon">MB</span>
                        </div>
                        <span class="current-value">{% trans "0 = Auto (recommended)" %}</span>
                    </div>

                    <div class="form-group">
                        <label class="form-label">
                            {% trans "GZIP Compression" %}
                            <span class="tooltip-icon">
                                <i class="fas fa-question-circle"></i>
                                <div class="tooltip-content">
                                    {% trans "Compress responses to reduce bandwidth" %}
                                </div>
                            </span>
                        </label>
                        <select ng-model="gzipCompression" class="form-control select-control">
                            <option value="Enable">{% trans "Enable" %}</option>
                            <option value="Disable">{% trans "Disable" %}</option>
                        </select>
                        <span class="current-value">{% trans "Currently:" %} {$ gzipStatus $}</span>
                    </div>
                </div>
            </div>

            <!-- Alerts -->
            <div id="canNotFetchTuning" class="alert alert-warning" style="display: none;">
                <i class="fas fa-exclamation-triangle alert-icon"></i>
                <div class="alert-content">
                    <div class="alert-title">{% trans "Cannot Fetch Current Values" %}</div>
                    <div class="alert-message">
                        {% trans "Unable to retrieve current settings, but you can still submit new changes." %}
                        <span ng-if="errMessage"> Error: {$ errMessage $}</span>
                    </div>
                </div>
            </div>

            <div id="notTuned" class="alert alert-error" style="display: none;">
                <i class="fas fa-times-circle alert-icon"></i>
                <div class="alert-content">
                    <div class="alert-title">{% trans "Configuration Failed" %}</div>
                    <div class="alert-message">{$ errMessage $}</div>
                </div>
            </div>

            <div id="tuned" class="alert alert-success" style="display: none;">
                <i class="fas fa-check-circle alert-icon"></i>
                <div class="alert-content">
                    <div class="alert-title">{% trans "Success!" %}</div>
                    <div class="alert-message">{% trans "LiteSpeed server has been successfully tuned with your new settings." %}</div>
                </div>
            </div>

            <!-- Action Buttons -->
            <div class="action-buttons">
                <button type="button" ng-click="saveTuningSettings()" class="btn btn-primary">
                    <i class="fas fa-save"></i>
                    {% trans "Apply Settings" %}
                    <span id="tuningLoading" class="loading-spinner" style="display: none;"></span>
                </button>
                <button type="button" class="btn btn-secondary" onclick="window.location.reload()">
                    <i class="fas fa-undo"></i>
                    {% trans "Reset Form" %}
                </button>
            </div>
        </form>
    </div>
</div>

{% endblock %}

{% block footer_scripts %}
<script src="{% static 'tuning/tuning.js' %}"></script>
{% endblock %}