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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Dynamic Report Manager</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        .sidebar {
            transition: all 0.3s ease;
        }
        .report-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .chart-container {
            min-height: 300px;
        }
        .connection-status {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            display: inline-block;
            margin-right: 5px;
        }
        .connection-active {
            background-color: #10B981;
        }
        .connection-inactive {
            background-color: #EF4444;
        }
        .connection-pending {
            background-color: #F59E0B;
        }
        .tab-content {
            display: none;
        }
        .tab-content.active {
            display: block;
        }
        .json-editor {
            font-family: monospace;
            min-height: 200px;
        }
        .draggable-item {
            cursor: move;
        }
    </style>
</head>
<body class="bg-gray-50">
    <div class="flex h-screen overflow-hidden">
        <!-- Sidebar -->
        <div class="sidebar bg-white w-64 border-r border-gray-200 flex flex-col">
            <div class="p-4 border-b border-gray-200">
                <h1 class="text-xl font-bold text-gray-800 flex items-center">
                    <i class="fas fa-chart-line text-blue-500 mr-2"></i>
                    Report Manager
                </h1>
            </div>
            <div class="flex-1 overflow-y-auto">
                <div class="p-4">
                    <button id="newReportBtn" class="w-full bg-blue-500 hover:bg-blue-600 text-white py-2 px-4 rounded-md flex items-center justify-center mb-4">
                        <i class="fas fa-plus mr-2"></i> New Report
                    </button>
                    
                    <div class="mb-6">
                        <h3 class="text-sm font-semibold text-gray-500 uppercase tracking-wider mb-2">Reports</h3>
                        <div id="reportList" class="space-y-1">
                            <!-- Reports will be dynamically added here -->
                        </div>
                    </div>
                    
                    <div class="mb-6">
                        <h3 class="text-sm font-semibold text-gray-500 uppercase tracking-wider mb-2">Connections</h3>
                        <div id="connectionList" class="space-y-1">
                            <!-- Connections will be dynamically added here -->
                        </div>
                    </div>
                </div>
            </div>
            <div class="p-4 border-t border-gray-200">
                <div class="flex items-center">
                    <img src="https://ui-avatars.com/api/?name=User+Name&background=random" alt="User" class="w-8 h-8 rounded-full mr-2">
                    <div>
                        <p class="text-sm font-medium text-gray-700">User Name</p>
                        <p class="text-xs text-gray-500">Admin</p>
                    </div>
                </div>
            </div>
        </div>

        <!-- Main Content -->
        <div class="flex-1 overflow-auto">
            <!-- Header -->
            <header class="bg-white border-b border-gray-200 p-4 flex justify-between items-center">
                <h2 id="currentReportTitle" class="text-lg font-semibold text-gray-800">Dashboard</h2>
                <div class="flex space-x-2">
                    <button id="saveReportBtn" class="bg-green-500 hover:bg-green-600 text-white py-2 px-4 rounded-md flex items-center">
                        <i class="fas fa-save mr-2"></i> Save
                    </button>
                    <button id="exportReportBtn" class="bg-purple-500 hover:bg-purple-600 text-white py-2 px-4 rounded-md flex items-center">
                        <i class="fas fa-file-export mr-2"></i> Export
                    </button>
                </div>
            </header>

            <!-- Report Content -->
            <main class="p-6">
                <div id="dashboardView" class="space-y-6">
                    <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
                        <div class="bg-white rounded-lg shadow p-6">
                            <div class="flex items-center justify-between mb-4">
                                <h3 class="font-medium text-gray-700">Total Reports</h3>
                                <i class="fas fa-file-alt text-blue-500"></i>
                            </div>
                            <p class="text-3xl font-bold text-gray-800" id="totalReportsCount">0</p>
                        </div>
                        <div class="bg-white rounded-lg shadow p-6">
                            <div class="flex items-center justify-between mb-4">
                                <h3 class="font-medium text-gray-700">Active Connections</h3>
                                <i class="fas fa-plug text-green-500"></i>
                            </div>
                            <p class="text-3xl font-bold text-gray-800" id="activeConnectionsCount">0</p>
                        </div>
                        <div class="bg-white rounded-lg shadow p-6">
                            <div class="flex items-center justify-between mb-4">
                                <h3 class="font-medium text-gray-700">Recent Activity</h3>
                                <i class="fas fa-clock text-purple-500"></i>
                            </div>
                            <p class="text-3xl font-bold text-gray-800">Now</p>
                        </div>
                    </div>

                    <div class="bg-white rounded-lg shadow overflow-hidden">
                        <div class="p-4 border-b border-gray-200">
                            <h3 class="font-medium text-gray-700">Recent Reports</h3>
                        </div>
                        <div class="p-4">
                            <div id="recentReports" class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
                                <!-- Recent reports will be added here -->
                            </div>
                        </div>
                    </div>
                </div>

                <!-- Report Editor (hidden by default) -->
                <div id="reportEditorView" class="hidden">
                    <div class="bg-white rounded-lg shadow overflow-hidden mb-6">
                        <div class="border-b border-gray-200">
                            <nav class="flex -mb-px">
                                <button data-tab="settings" class="tab-button py-4 px-6 text-sm font-medium border-b-2 border-transparent hover:text-blue-500 hover:border-blue-300">Settings</button>
                                <button data-tab="data" class="tab-button py-4 px-6 text-sm font-medium border-b-2 border-transparent hover:text-blue-500 hover:border-blue-300">Data Sources</button>
                                <button data-tab="visualization" class="tab-button py-4 px-6 text-sm font-medium border-b-2 border-transparent hover:text-blue-500 hover:border-blue-300">Visualization</button>
                                <button data-tab="preview" class="tab-button py-4 px-6 text-sm font-medium border-b-2 border-transparent hover:text-blue-500 hover:border-blue-300">Preview</button>
                            </nav>
                        </div>
                        <div class="p-6">
                            <!-- Settings Tab -->
                            <div id="settings" class="tab-content active">
                                <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                                    <div>
                                        <label for="reportName" class="block text-sm font-medium text-gray-700 mb-1">Report Name</label>
                                        <input type="text" id="reportName" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                    </div>
                                    <div>
                                        <label for="reportCategory" class="block text-sm font-medium text-gray-700 mb-1">Category</label>
                                        <select id="reportCategory" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                            <option value="sales">Sales</option>
                                            <option value="marketing">Marketing</option>
                                            <option value="finance">Finance</option>
                                            <option value="operations">Operations</option>
                                            <option value="custom">Custom</option>
                                        </select>
                                    </div>
                                    <div>
                                        <label for="reportDescription" class="block text-sm font-medium text-gray-700 mb-1">Description</label>
                                        <textarea id="reportDescription" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500"></textarea>
                                    </div>
                                    <div>
                                        <label class="block text-sm font-medium text-gray-700 mb-1">Options</label>
                                        <div class="space-y-2">
                                            <div class="flex items-center">
                                                <input id="autoRefresh" type="checkbox" class="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded">
                                                <label for="autoRefresh" class="ml-2 block text-sm text-gray-700">Auto-refresh data</label>
                                            </div>
                                            <div class="flex items-center">
                                                <input id="publicReport" type="checkbox" class="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded">
                                                <label for="publicReport" class="ml-2 block text-sm text-gray-700">Make report public</label>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>

                            <!-- Data Sources Tab -->
                            <div id="data" class="tab-content">
                                <div class="mb-6">
                                    <div class="flex justify-between items-center mb-4">
                                        <h3 class="text-lg font-medium text-gray-800">Data Connections</h3>
                                        <button id="addDataSourceBtn" class="bg-blue-500 hover:bg-blue-600 text-white py-1 px-3 rounded-md text-sm flex items-center">
                                            <i class="fas fa-plus mr-1"></i> Add Data Source
                                        </button>
                                    </div>
                                    
                                    <div id="dataSourceTabs" class="border-b border-gray-200 mb-4">
                                        <nav class="flex -mb-px space-x-4">
                                            <!-- Data source tabs will be added here dynamically -->
                                        </nav>
                                    </div>
                                    
                                    <div id="dataSourceContent">
                                        <!-- Data source content will be shown here -->
                                        <div class="bg-gray-50 rounded-lg p-4 text-center text-gray-500">
                                            <i class="fas fa-database text-3xl mb-2"></i>
                                            <p>No data sources added yet</p>
                                        </div>
                                    </div>
                                </div>
                            </div>

                            <!-- Visualization Tab -->
                            <div id="visualization" class="tab-content">
                                <div class="grid grid-cols-1 lg:grid-cols-4 gap-6">
                                    <div class="lg:col-span-1">
                                        <div class="bg-gray-50 rounded-lg p-4">
                                            <h3 class="font-medium text-gray-700 mb-3">Visual Components</h3>
                                            <div class="space-y-2">
                                                <div class="draggable-item bg-white p-3 rounded border border-gray-200 cursor-move flex items-center" data-type="chart">
                                                    <i class="fas fa-chart-bar text-blue-500 mr-2"></i>
                                                    <span>Chart</span>
                                                </div>
                                                <div class="draggable-item bg-white p-3 rounded border border-gray-200 cursor-move flex items-center" data-type="table">
                                                    <i class="fas fa-table text-green-500 mr-2"></i>
                                                    <span>Data Table</span>
                                                </div>
                                                <div class="draggable-item bg-white p-3 rounded border border-gray-200 cursor-move flex items-center" data-type="metric">
                                                    <i class="fas fa-hashtag text-purple-500 mr-2"></i>
                                                    <span>Metric</span>
                                                </div>
                                                <div class="draggable-item bg-white p-3 rounded border border-gray-200 cursor-move flex items-center" data-type="text">
                                                    <i class="fas fa-paragraph text-yellow-500 mr-2"></i>
                                                    <span>Text Block</span>
                                                </div>
                                            </div>
                                        </div>
                                    </div>
                                    <div class="lg:col-span-3">
                                        <div id="reportCanvas" class="bg-gray-50 rounded-lg p-4 min-h-[500px] border-2 border-dashed border-gray-300">
                                            <p class="text-center text-gray-500">Drag and drop components here to build your report</p>
                                        </div>
                                    </div>
                                </div>
                            </div>

                            <!-- Preview Tab -->
                            <div id="preview" class="tab-content">
                                <div class="bg-white rounded-lg shadow p-6">
                                    <div class="flex justify-between items-center mb-4">
                                        <h3 class="text-lg font-medium text-gray-800">Report Preview</h3>
                                        <button id="refreshPreviewBtn" class="bg-gray-100 hover:bg-gray-200 text-gray-700 py-1 px-3 rounded-md text-sm flex items-center">
                                            <i class="fas fa-sync-alt mr-1"></i> Refresh
                                        </button>
                                    </div>
                                    <div id="reportPreview" class="border border-gray-200 rounded-lg p-4">
                                        <p class="text-center text-gray-500">Preview will appear here</p>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </main>
        </div>
    </div>

    <!-- Modals -->
    <!-- New Connection Modal -->
    <div id="newConnectionModal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 hidden">
        <div class="bg-white rounded-lg shadow-xl w-full max-w-md">
            <div class="p-4 border-b border-gray-200">
                <h3 class="text-lg font-medium text-gray-800">New Data Connection</h3>
            </div>
            <div class="p-4">
                <div class="mb-4">
                    <label class="block text-sm font-medium text-gray-700 mb-1">Connection Type</label>
                    <div class="grid grid-cols-2 gap-2">
                        <button data-type="rest" class="connection-type-btn bg-white border border-gray-300 rounded-md p-3 hover:bg-gray-50 flex flex-col items-center">
                            <i class="fas fa-cloud text-blue-500 text-2xl mb-2"></i>
                            <span>REST API</span>
                        </button>
                        <button data-type="json" class="connection-type-btn bg-white border border-gray-300 rounded-md p-3 hover:bg-gray-50 flex flex-col items-center">
                            <i class="fas fa-file-code text-green-500 text-2xl mb-2"></i>
                            <span>JSON</span>
                        </button>
                    </div>
                </div>
            </div>
            <div class="p-4 border-t border-gray-200 flex justify-end space-x-2">
                <button id="cancelConnectionBtn" class="px-4 py-2 border border-gray-300 rounded-md text-sm font-medium text-gray-700 hover:bg-gray-50">Cancel</button>
            </div>
        </div>
    </div>

    <!-- REST API Connection Modal -->
    <div id="restConnectionModal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 hidden">
        <div class="bg-white rounded-lg shadow-xl w-full max-w-2xl">
            <div class="p-4 border-b border-gray-200">
                <h3 class="text-lg font-medium text-gray-800">REST API Connection</h3>
            </div>
            <div class="p-4">
                <div class="grid grid-cols-1 gap-4">
                    <div>
                        <label for="restConnectionName" class="block text-sm font-medium text-gray-700 mb-1">Connection Name</label>
                        <input type="text" id="restConnectionName" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    <div>
                        <label for="restEndpoint" class="block text-sm font-medium text-gray-700 mb-1">Endpoint URL</label>
                        <input type="text" id="restEndpoint" placeholder="https://api.example.com/data" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    <div class="grid grid-cols-2 gap-4">
                        <div>
                            <label for="restMethod" class="block text-sm font-medium text-gray-700 mb-1">HTTP Method</label>
                            <select id="restMethod" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                <option value="GET">GET</option>
                                <option value="POST">POST</option>
                                <option value="PUT">PUT</option>
                                <option value="DELETE">DELETE</option>
                            </select>
                        </div>
                        <div>
                            <label for="restAuthType" class="block text-sm font-medium text-gray-700 mb-1">Authentication</label>
                            <select id="restAuthType" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                <option value="none">None</option>
                                <option value="basic">Basic Auth</option>
                                <option value="bearer">Bearer Token</option>
                                <option value="apiKey">API Key</option>
                                <option value="oauth">OAuth</option>
                            </select>
                        </div>
                    </div>
                    
                    <!-- Authentication fields (shown based on selection) -->
                    <div id="authFields" class="hidden bg-gray-50 p-4 rounded-md">
                        <div id="basicAuthFields" class="hidden">
                            <div class="grid grid-cols-2 gap-4 mb-4">
                                <div>
                                    <label for="restUsername" class="block text-sm font-medium text-gray-700 mb-1">Username</label>
                                    <input type="text" id="restUsername" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                </div>
                                <div>
                                    <label for="restPassword" class="block text-sm font-medium text-gray-700 mb-1">Password</label>
                                    <input type="password" id="restPassword" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                </div>
                            </div>
                        </div>
                        
                        <div id="bearerAuthFields" class="hidden">
                            <div>
                                <label for="restToken" class="block text-sm font-medium text-gray-700 mb-1">Bearer Token</label>
                                <input type="text" id="restToken" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                        </div>
                        
                        <div id="apiKeyAuthFields" class="hidden">
                            <div class="grid grid-cols-2 gap-4 mb-4">
                                <div>
                                    <label for="restApiKey" class="block text-sm font-medium text-gray-700 mb-1">API Key</label>
                                    <input type="text" id="restApiKey" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                </div>
                                <div>
                                    <label for="restApiKeyLocation" class="block text-sm font-medium text-gray-700 mb-1">Key Location</label>
                                    <select id="restApiKeyLocation" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                        <option value="header">Header</option>
                                        <option value="query">Query Parameter</option>
                                    </select>
                                </div>
                            </div>
                            <div>
                                <label for="restApiKeyName" class="block text-sm font-medium text-gray-700 mb-1">Key Name</label>
                                <input type="text" id="restApiKeyName" value="X-API-KEY" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                        </div>
                    </div>
                    
                    <div>
                        <label for="restHeaders" class="block text-sm font-medium text-gray-700 mb-1">Headers (JSON)</label>
                        <textarea id="restHeaders" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500 json-editor">{
  "Content-Type": "application/json",
  "Accept": "application/json"
}</textarea>
                    </div>
                    
                    <div>
                        <label for="restParams" class="block text-sm font-medium text-gray-700 mb-1">Query Parameters (JSON)</label>
                        <textarea id="restParams" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500 json-editor">{}</textarea>
                    </div>
                    
                    <div id="restBodyContainer" class="hidden">
                        <label for="restBody" class="block text-sm font-medium text-gray-700 mb-1">Request Body (JSON)</label>
                        <textarea id="restBody" rows="5" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500 json-editor">{}</textarea>
                    </div>
                </div>
            </div>
            <div class="p-4 border-t border-gray-200 flex justify-end space-x-2">
                <button id="testRestConnectionBtn" class="px-4 py-2 bg-yellow-500 hover:bg-yellow-600 text-white rounded-md text-sm font-medium flex items-center">
                    <i class="fas fa-bolt mr-1"></i> Test Connection
                </button>
                <button id="saveRestConnectionBtn" class="px-4 py-2 bg-blue-500 hover:bg-blue-600 text-white rounded-md text-sm font-medium flex items-center">
                    <i class="fas fa-save mr-1"></i> Save Connection
                </button>
            </div>
        </div>
    </div>

    <!-- JSON Connection Modal -->
    <div id="jsonConnectionModal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 hidden">
        <div class="bg-white rounded-lg shadow-xl w-full max-w-2xl">
            <div class="p-4 border-b border-gray-200">
                <h3 class="text-lg font-medium text-gray-800">JSON Data Connection</h3>
            </div>
            <div class="p-4">
                <div class="grid grid-cols-1 gap-4">
                    <div>
                        <label for="jsonConnectionName" class="block text-sm font-medium text-gray-700 mb-1">Connection Name</label>
                        <input type="text" id="jsonConnectionName" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    
                    <div>
                        <label class="block text-sm font-medium text-gray-700 mb-1">Data Source</label>
                        <div class="grid grid-cols-2 gap-2">
                            <button data-source="url" class="json-source-btn bg-white border border-gray-300 rounded-md p-3 hover:bg-gray-50 flex flex-col items-center">
                                <i class="fas fa-link text-blue-500 text-2xl mb-2"></i>
                                <span>URL</span>
                            </button>
                            <button data-source="file" class="json-source-btn bg-white border border-gray-300 rounded-md p-3 hover:bg-gray-50 flex flex-col items-center">
                                <i class="fas fa-file-upload text-green-500 text-2xl mb-2"></i>
                                <span>File Upload</span>
                            </button>
                            <button data-source="text" class="json-source-btn bg-white border border-gray-300 rounded-md p-3 hover:bg-gray-50 flex flex-col items-center">
                                <i class="fas fa-keyboard text-purple-500 text-2xl mb-2"></i>
                                <span>Direct Input</span>
                            </button>
                        </div>
                    </div>
                    
                    <div id="jsonUrlContainer" class="hidden">
                        <label for="jsonUrl" class="block text-sm font-medium text-gray-700 mb-1">JSON URL</label>
                        <input type="text" id="jsonUrl" placeholder="https://example.com/data.json" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                    </div>
                    
                    <div id="jsonFileContainer" class="hidden">
                        <label for="jsonFile" class="block text-sm font-medium text-gray-700 mb-1">Upload JSON File</label>
                        <div class="mt-1 flex justify-center px-6 pt-5 pb-6 border-2 border-gray-300 border-dashed rounded-md">
                            <div class="space-y-1 text-center">
                                <div class="flex text-sm text-gray-600">
                                    <label for="jsonFile" class="relative cursor-pointer bg-white rounded-md font-medium text-blue-600 hover:text-blue-500 focus-within:outline-none">
                                        <span>Upload a file</span>
                                        <input id="jsonFile" type="file" class="sr-only">
                                    </label>
                                    <p class="pl-1">or drag and drop</p>
                                </div>
                                <p class="text-xs text-gray-500">JSON files up to 10MB</p>
                            </div>
                        </div>
                    </div>
                    
                    <div id="jsonTextContainer" class="hidden">
                        <label for="jsonText" class="block text-sm font-medium text-gray-700 mb-1">JSON Data</label>
                        <textarea id="jsonText" rows="10" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500 json-editor">{
  "data": [
    {
      "id": 1,
      "name": "Example Item",
      "value": 42
    }
  ]
}</textarea>
                    </div>
                    
                    <div>
                        <label for="jsonRootPath" class="block text-sm font-medium text-gray-700 mb-1">Root Path (optional)</label>
                        <input type="text" id="jsonRootPath" placeholder="data.items" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                        <p class="mt-1 text-xs text-gray-500">Use dot notation to specify the path to your data array</p>
                    </div>
                </div>
            </div>
            <div class="p-4 border-t border-gray-200 flex justify-end space-x-2">
                <button id="testJsonConnectionBtn" class="px-4 py-2 bg-yellow-500 hover:bg-yellow-600 text-white rounded-md text-sm font-medium flex items-center">
                    <i class="fas fa-bolt mr-1"></i> Test Connection
                </button>
                <button id="saveJsonConnectionBtn" class="px-4 py-2 bg-blue-500 hover:bg-blue-600 text-white rounded-md text-sm font-medium flex items-center">
                    <i class="fas fa-save mr-1"></i> Save Connection
                </button>
            </div>
        </div>
    </div>

    <!-- Test Connection Result Modal -->
    <div id="testResultModal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 hidden">
        <div class="bg-white rounded-lg shadow-xl w-full max-w-md">
            <div class="p-4 border-b border-gray-200 flex justify-between items-center">
                <h3 class="text-lg font-medium text-gray-800">Test Connection Result</h3>
                <button id="closeTestResultBtn" class="text-gray-400 hover:text-gray-500">
                    <i class="fas fa-times"></i>
                </button>
            </div>
            <div class="p-4">
                <div id="testSuccess" class="hidden">
                    <div class="flex items-center justify-center mb-4">
                        <div class="bg-green-100 p-3 rounded-full">
                            <i class="fas fa-check-circle text-green-500 text-3xl"></i>
                        </div>
                    </div>
                    <p class="text-center text-gray-700 mb-2">Connection test successful!</p>
                    <div class="bg-gray-50 p-3 rounded-md">
                        <p class="text-sm text-gray-600"><span class="font-medium">Status:</span> <span id="testStatus" class="text-green-600">200 OK</span></p>
                        <p class="text-sm text-gray-600"><span class="font-medium">Records Found:</span> <span id="testRecordsCount">10</span></p>
                    </div>
                </div>
                <div id="testError" class="hidden">
                    <div class="flex items-center justify-center mb-4">
                        <div class="bg-red-100 p-3 rounded-full">
                            <i class="fas fa-exclamation-circle text-red-500 text-3xl"></i>
                        </div>
                    </div>
                    <p class="text-center text-gray-700 mb-2">Connection test failed!</p>
                    <div class="bg-gray-50 p-3 rounded-md">
                        <p class="text-sm text-gray-600"><span class="font-medium">Error:</span> <span id="testErrorMessage" class="text-red-600">Could not connect to server</span></p>
                    </div>
                </div>
            </div>
            <div class="p-4 border-t border-gray-200 flex justify-end">
                <button id="confirmTestResultBtn" class="px-4 py-2 bg-blue-500 hover:bg-blue-600 text-white rounded-md text-sm font-medium">OK</button>
            </div>
        </div>
    </div>

    <!-- Component Configuration Modal -->
    <div id="componentConfigModal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 hidden">
        <div class="bg-white rounded-lg shadow-xl w-full max-w-2xl">
            <div class="p-4 border-b border-gray-200">
                <h3 id="componentConfigTitle" class="text-lg font-medium text-gray-800">Configure Component</h3>
            </div>
            <div class="p-4">
                <div id="componentConfigContent">
                    <!-- Configuration content will be loaded here -->
                </div>
            </div>
            <div class="p-4 border-t border-gray-200 flex justify-end space-x-2">
                <button id="cancelComponentConfigBtn" class="px-4 py-2 border border-gray-300 rounded-md text-sm font-medium text-gray-700 hover:bg-gray-50">Cancel</button>
                <button id="saveComponentConfigBtn" class="px-4 py-2 bg-blue-500 hover:bg-blue-600 text-white rounded-md text-sm font-medium">Save</button>
            </div>
        </div>
    </div>

    <script>
        // Sample data for demo purposes
        const sampleReports = [
            { id: 1, name: 'Sales Overview', category: 'sales', lastModified: '2023-05-15', starred: true },
            { id: 2, name: 'Marketing Campaigns', category: 'marketing', lastModified: '2023-05-10', starred: false },
            { id: 3, name: 'Financial Summary', category: 'finance', lastModified: '2023-05-05', starred: true },
            { id: 4, name: 'Operations Dashboard', category: 'operations', lastModified: '2023-04-28', starred: false },
            { id: 5, name: 'Customer Analytics', category: 'custom', lastModified: '2023-04-20', starred: false }
        ];

        const sampleConnections = [
            { id: 1, name: 'Sales API', type: 'rest', status: 'active', lastUsed: '2023-05-15' },
            { id: 2, name: 'Marketing Data', type: 'json', status: 'active', lastUsed: '2023-05-10' },
            { id: 3, name: 'Finance System', type: 'rest', status: 'inactive', lastUsed: '2023-04-01' },
            { id: 4, name: 'Operations DB', type: 'rest', status: 'pending', lastUsed: '2023-05-01' }
        ];

        // Current state
        let currentView = 'dashboard'; // 'dashboard' or 'editor'
        let currentReport = null;
        let connections = [...sampleConnections];
        let reports = [...sampleReports];
        let dataSources = [];
        let components = [];

        // DOM Elements
        const dashboardView = document.getElementById('dashboardView');
        const reportEditorView = document.getElementById('reportEditorView');
        const reportList = document.getElementById('reportList');
        const connectionList = document.getElementById('connectionList');
        const recentReports = document.getElementById('recentReports');
        const totalReportsCount = document.getElementById('totalReportsCount');
        const activeConnectionsCount = document.getElementById('activeConnectionsCount');
        const currentReportTitle = document.getElementById('currentReportTitle');
        const newReportBtn = document.getElementById('newReportBtn');
        const saveReportBtn = document.getElementById('saveReportBtn');
        const exportReportBtn = document.getElementById('exportReportBtn');
        const addDataSourceBtn = document.getElementById('addDataSourceBtn');
        const dataSourceContent = document.getElementById('dataSourceContent');
        const reportCanvas = document.getElementById('reportCanvas');
        const reportPreview = document.getElementById('reportPreview');
        const refreshPreviewBtn = document.getElementById('refreshPreviewBtn');
        
        // Modals
        const newConnectionModal = document.getElementById('newConnectionModal');
        const restConnectionModal = document.getElementById('restConnectionModal');
        const jsonConnectionModal = document.getElementById('jsonConnectionModal');
        const testResultModal = document.getElementById('testResultModal');
        const componentConfigModal = document.getElementById('componentConfigModal');
        
        // Tab functionality
        const tabButtons = document.querySelectorAll('.tab-button');
        tabButtons.forEach(button => {
            button.addEventListener('click', () => {
                const tabId = button.getAttribute('data-tab');
                switchTab(tabId);
            });
        });

        function switchTab(tabId) {
            // Hide all tab contents
            document.querySelectorAll('.tab-content').forEach(content => {
                content.classList.remove('active');
            });
            
            // Show selected tab content
            document.getElementById(tabId).classList.add('active');
            
            // Update active tab button
            document.querySelectorAll('.tab-button').forEach(btn => {
                btn.classList.remove('border-blue-500', 'text-blue-600');
            });
            
            const activeButton = document.querySelector(`.tab-button[data-tab="${tabId}"]`);
            activeButton.classList.add('border-blue-500', 'text-blue-600');
        }

        // Initialize the dashboard
        function initDashboard() {
            updateReportList();
            updateConnectionList();
            updateRecentReports();
            updateCounts();
        }

        function updateReportList() {
            reportList.innerHTML = '';
            
            reports.forEach(report => {
                const reportItem = document.createElement('div');
                reportItem.className = `flex items-center justify-between p-2 rounded-md hover:bg-gray-100 cursor-pointer ${currentReport?.id === report.id ? 'bg-blue-50' : ''}`;
                reportItem.innerHTML = `
                    <div class="flex items-center">
                        <i class="fas fa-file-alt text-gray-500 mr-2"></i>
                        <span class="text-sm font-medium">${report.name}</span>
                    </div>
                    ${report.starred ? '<i class="fas fa-star text-yellow-400"></i>' : ''}
                `;
                
                reportItem.addEventListener('click', () => openReportEditor(report));
                reportList.appendChild(reportItem);
            });
        }

        function updateConnectionList() {
            connectionList.innerHTML = '';
            
            connections.forEach(conn => {
                const connItem = document.createElement('div');
                connItem.className = `flex items-center justify-between p-2 rounded-md hover:bg-gray-100 cursor-pointer`;
                connItem.innerHTML = `
                    <div class="flex items-center">
                        <span class="connection-status connection-${conn.status}"></span>
                        <i class="fas ${conn.type === 'rest' ? 'fa-cloud' : 'fa-file-code'} text-gray-500 mr-2"></i>
                        <span class="text-sm font-medium">${conn.name}</span>
                    </div>
                    <span class="text-xs text-gray-500">${formatDate(conn.lastUsed)}</span>
                `;
                
                connectionList.appendChild(connItem);
            });
        }

        function updateRecentReports() {
            recentReports.innerHTML = '';
            
            // Sort by last modified and take first 3
            const recent = [...reports].sort((a, b) => new Date(b.lastModified) - new Date(a.lastModified)).slice(0, 3);
            
            recent.forEach(report => {
                const reportCard = document.createElement('div');
                reportCard.className = 'report-card bg-white rounded-lg shadow p-4 transition-all duration-200';
                reportCard.innerHTML = `
                    <div class="flex justify-between items-start mb-2">
                        <h4 class="font-medium text-gray-800">${report.name}</h4>
                        <span class="text-xs text-gray-500">${formatDate(report.lastModified)}</span>
                    </div>
                    <div class="flex items-center text-xs text-gray-500 mb-3">
                        <i class="fas fa-tag mr-1"></i>
                        <span>${report.category}</span>
                    </div>
                    <button class="w-full bg-gray-100 hover:bg-gray-200 text-gray-700 py-1 px-3 rounded-md text-sm">
                        Open Report
                    </button>
                `;
                
                reportCard.addEventListener('click', () => openReportEditor(report));
                recentReports.appendChild(reportCard);
            });
        }

        function updateCounts() {
            totalReportsCount.textContent = reports.length;
            activeConnectionsCount.textContent = connections.filter(c => c.status === 'active').length;
        }

        function formatDate(dateString) {
            const date = new Date(dateString);
            return date.toLocaleDateString('en-US', { month: 'short', day: 'numeric' });
        }

        // Report editor functions
        function openReportEditor(report) {
            currentReport = report;
            currentView = 'editor';
            
            // Update UI
            dashboardView.classList.add('hidden');
            reportEditorView.classList.remove('hidden');
            currentReportTitle.textContent = report.name;
            
            // Highlight selected report in sidebar
            updateReportList();
            
            // Load report data (in a real app, this would come from an API)
            loadReportData(report.id);
        }

        function loadReportData(reportId) {
            // In a real app, this would fetch report data from an API
            console.log(`Loading data for report ${reportId}`);
            
            // For demo, just show some sample components
            if (reportId === 1) {
                // Sales Overview report
                showSampleComponents();
            } else {
                // Empty report
                reportCanvas.innerHTML = '<p class="text-center text-gray-500">Drag and drop components here to build your report</p>';
            }
        }

        function showSampleComponents() {
            reportCanvas.innerHTML = `
                <div class="bg-white rounded-lg shadow p-4 mb-4">
                    <div class="flex justify-between items-center mb-2">
                        <h4 class="font-medium text-gray-800">Sales Performance</h4>
                        <div class="flex space-x-2">
                            <button class="text-gray-400 hover:text-gray-600">
                                <i class="fas fa-cog"></i>
                            </button>
                            <button class="text-gray-400 hover:text-gray-600">
                                <i class="fas fa-times"></i>
                            </button>
                        </div>
                    </div>
                    <div class="chart-container">
                        <div class="bg-gray-100 rounded h-64 flex items-center justify-center">
                            <p class="text-gray-500">Bar Chart Visualization</p>
                        </div>
                    </div>
                </div>
                
                <div class="grid grid-cols-3 gap-4 mb-4">
                    <div class="bg-white rounded-lg shadow p-4">
                        <div class="text-sm text-gray-500 mb-1">Total Revenue</div>
                        <div class="text-2xl font-bold text-gray-800">$24,589</div>
                        <div class="text-xs text-green-500 mt-1">
                            <i class="fas fa-arrow-up mr-1"></i> 12.5%
                        </div>
                    </div>
                    <div class="bg-white rounded-lg shadow p-4">
                        <div class="text-sm text-gray-500 mb-1">New Customers</div>
                        <div class="text-2xl font-bold text-gray-800">1,245</div>
                        <div class="text-xs text-green-500 mt-1">
                            <i class="fas fa-arrow-up mr-1"></i> 8.3%
                        </div>
                    </div>
                    <div class="bg-white rounded-lg shadow p-4">
                        <div class="text-sm text-gray-500 mb-1">Conversion Rate</div>
                        <div class="text-2xl font-bold text-gray-800">3.2%</div>
                        <div class="text-xs text-red-500 mt-1">
                            <i class="fas fa-arrow-down mr-1"></i> 0.8%
                        </div>
                    </div>
                </div>
                
                <div class="bg-white rounded-lg shadow p-4">
                    <div class="flex justify-between items-center mb-2">
                        <h4 class="font-medium text-gray-800">Recent Transactions</h4>
                        <div class="flex space-x-2">
                            <button class="text-gray-400 hover:text-gray-600">
                                <i class="fas fa-cog"></i>
                            </button>
                            <button class="text-gray-400 hover:text-gray-600">
                                <i class="fas fa-times"></i>
                            </button>
                        </div>
                    </div>
                    <div class="overflow-x-auto">
                        <table class="min-w-full divide-y divide-gray-200">
                            <thead class="bg-gray-50">
                                <tr>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">ID</th>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Customer</th>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Amount</th>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Date</th>
                                </tr>
                            </thead>
                            <tbody class="bg-white divide-y divide-gray-200">
                                <tr>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">#1001</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Acme Corp</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">$1,200</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">May 15, 2023</td>
                                </tr>
                                <tr>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">#1002</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Globex Inc</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">$850</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">May 14, 2023</td>
                                </tr>
                                <tr>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">#1003</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Initech LLC</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">$2,450</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">May 14, 2023</td>
                                </tr>
                            </tbody>
                        </table>
                    </div>
                </div>
            `;
        }

        // New report functionality
        newReportBtn.addEventListener('click', () => {
            currentReport = {
                id: reports.length + 1,
                name: 'New Report',
                category: 'custom',
                lastModified: new Date().toISOString().split('T')[0],
                starred: false
            };
            
            reports.unshift(currentReport);
            updateReportList();
            updateRecentReports();
            updateCounts();
            
            openReportEditor(currentReport);
        });

        // Save report functionality
        saveReportBtn.addEventListener('click', () => {
            if (!currentReport) return;
            
            // In a real app, this would save to an API
            console.log('Saving report:', currentReport);
            
            // Update last modified date
            currentReport.lastModified = new Date().toISOString().split('T')[0];
            
            // Update UI
            updateReportList();
            updateRecentReports();
            
            // Show success message
            alert('Report saved successfully!');
        });

        // Export report functionality
        exportReportBtn.addEventListener('click', () => {
            if (!currentReport) return;
            
            // In a real app, this would generate an export file
            console.log('Exporting report:', currentReport);
            
            // Show export options
            alert('Export options would appear here (PDF, Excel, etc.)');
        });

        // Data source functionality
        addDataSourceBtn.addEventListener('click', () => {
            newConnectionModal.classList.remove('hidden');
        });

        // Connection type selection
        document.querySelectorAll('.connection-type-btn').forEach(btn => {
            btn.addEventListener('click', () => {
                const type = btn.getAttribute('data-type');
                newConnectionModal.classList.add('hidden');
                
                if (type === 'rest') {
                    restConnectionModal.classList.remove('hidden');
                } else if (type === 'json') {
                    jsonConnectionModal.classList.remove('hidden');
                }
            });
        });

        // REST API connection form
        const restMethodSelect = document.getElementById('restMethod');
        restMethodSelect.addEventListener('change', (e) => {
            const method = e.target.value;
            const bodyContainer = document.getElementById('restBodyContainer');
            
            if (method === 'GET' || method === 'DELETE') {
                bodyContainer.classList.add('hidden');
            } else {
                bodyContainer.classList.remove('hidden');
            }
        });

        const restAuthTypeSelect = document.getElementById('restAuthType');
        restAuthTypeSelect.addEventListener('change', (e) => {
            const authType = e.target.value;
            const authFields = document.getElementById('authFields');
            
            // Hide all auth fields
            document.querySelectorAll('#authFields > div').forEach(field => {
                field.classList.add('hidden');
            });
            
            if (authType === 'none') {
                authFields.classList.add('hidden');
            } else {
                authFields.classList.remove('hidden');
                document.getElementById(`${authType}AuthFields`).classList.remove('hidden');
            }
        });

        // JSON source selection
        document.querySelectorAll('.json-source-btn').forEach(btn => {
            btn.addEventListener('click', () => {
                const source = btn.getAttribute('data-source');
                
                // Hide all containers
                document.getElementById('jsonUrlContainer').classList.add('hidden');
                document.getElementById('jsonFileContainer').classList.add('hidden');
                document.getElementById('jsonTextContainer').classList.add('hidden');
                
                // Show selected container
                document.getElementById(`json${source.charAt(0).toUpperCase() + source.slice(1)}Container`).classList.remove('hidden');
            });
        });

        // Test connection buttons
        document.getElementById('testRestConnectionBtn').addEventListener('click', () => {
            // Simulate testing a REST connection
            showTestResult(true, '200 OK', 15);
        });

        document.getElementById('testJsonConnectionBtn').addEventListener('click', () => {
            // Simulate testing a JSON connection
            showTestResult(true, '200 OK', 8);
        });

        function showTestResult(success, message, recordsCount = 0) {
            testResultModal.classList.remove('hidden');
            
            if (success) {
                document.getElementById('testSuccess').classList.remove('hidden');
                document.getElementById('testError').classList.add('hidden');
                document.getElementById('testStatus').textContent = message;
                document.getElementById('testRecordsCount').textContent = recordsCount;
            } else {
                document.getElementById('testSuccess').classList.add('hidden');
                document.getElementById('testError').classList.remove('hidden');
                document.getElementById('testErrorMessage').textContent = message;
            }
        }

        // Save connection buttons
        document.getElementById('saveRestConnectionBtn').addEventListener('click', () => {
            const name = document.getElementById('restConnectionName').value;
            const endpoint = document.getElementById('restEndpoint').value;
            
            if (!name || !endpoint) {
                alert('Please fill in all required fields');
                return;
            }
            
            const newConnection = {
                id: connections.length + 1,
                name: name,
                type: 'rest',
                status: 'active',
                lastUsed: new Date().toISOString().split('T')[0]
            };
            
            connections.unshift(newConnection);
            updateConnectionList();
            updateCounts();
            
            restConnectionModal.classList.add('hidden');
            showTestResult(true, '200 OK', 15); // Show success for demo
        });

        document.getElementById('saveJsonConnectionBtn').addEventListener('click', () => {
            const name = document.getElementById('jsonConnectionName').value;
            
            if (!name) {
                alert('Please fill in all required fields');
                return;
            }
            
            const newConnection = {
                id: connections.length + 1,
                name: name,
                type: 'json',
                status: 'active',
                lastUsed: new Date().toISOString().split('T')[0]
            };
            
            connections.unshift(newConnection);
            updateConnectionList();
            updateCounts();
            
            jsonConnectionModal.classList.add('hidden');
            showTestResult(true, '200 OK', 8); // Show success for demo
        });

        // Close modals
        document.getElementById('cancelConnectionBtn').addEventListener('click', () => {
            newConnectionModal.classList.add('hidden');
        });

        document.getElementById('closeTestResultBtn').addEventListener('click', () => {
            testResultModal.classList.add('hidden');
        });

        document.getElementById('confirmTestResultBtn').addEventListener('click', () => {
            testResultModal.classList.add('hidden');
        });

        // Drag and drop functionality for report builder
        const draggableItems = document.querySelectorAll('.draggable-item');
        draggableItems.forEach(item => {
            item.addEventListener('dragstart', (e) => {
                e.dataTransfer.setData('text/plain', item.getAttribute('data-type'));
                e.dataTransfer.effectAllowed = 'copy';
            });
        });

        reportCanvas.addEventListener('dragover', (e) => {
            e.preventDefault();
            e.dataTransfer.dropEffect = 'copy';
            reportCanvas.classList.add('border-blue-400', 'bg-blue-50');
        });

        reportCanvas.addEventListener('dragleave', () => {
            reportCanvas.classList.remove('border-blue-400', 'bg-blue-50');
        });

        reportCanvas.addEventListener('drop', (e) => {
            e.preventDefault();
            reportCanvas.classList.remove('border-blue-400', 'bg-blue-50');
            
            const componentType = e.dataTransfer.getData('text/plain');
            addComponentToCanvas(componentType);
        });

        function addComponentToCanvas(type) {
            // In a real app, this would add a proper component with configuration
            const componentId = Date.now();
            
            let componentHtml = '';
            let configOptions = '';
            
            switch (type) {
                case 'chart':
                    componentHtml = `
                        <div class="bg-white rounded-lg shadow p-4 mb-4" data-component-id="${componentId}">
                            <div class="flex justify-between items-center mb-2">
                                <h4 class="font-medium text-gray-800">New Chart</h4>
                                <div class="flex space-x-2">
                                    <button class="text-gray-400 hover:text-gray-600 configure-btn">
                                        <i class="fas fa-cog"></i>
                                    </button>
                                    <button class="text-gray-400 hover:text-gray-600 delete-btn">
                                        <i class="fas fa-times"></i>
                                    </button>
                                </div>
                            </div>
                            <div class="chart-container">
                                <div class="bg-gray-100 rounded h-64 flex items-center justify-center">
                                    <p class="text-gray-500">Chart Visualization</p>
                                </div>
                            </div>
                        </div>
                    `;
                    
                    configOptions = `
                        <div class="grid grid-cols-1 gap-4">
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Chart Type</label>
                                <select class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                    <option value="bar">Bar Chart</option>
                                    <option value="line">Line Chart</option>
                                    <option value="pie">Pie Chart</option>
                                    <option value="area">Area Chart</option>
                                </select>
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Data Source</label>
                                <select class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                    <option value="">Select a data source</option>
                                    ${connections.map(conn => `<option value="${conn.id}">${conn.name}</option>`).join('')}
                                </select>
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">X-Axis Field</label>
                                <input type="text" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Y-Axis Field</label>
                                <input type="text" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                        </div>
                    `;
                    break;
                    
                case 'table':
                    componentHtml = `
                        <div class="bg-white rounded-lg shadow p-4 mb-4" data-component-id="${componentId}">
                            <div class="flex justify-between items-center mb-2">
                                <h4 class="font-medium text-gray-800">New Data Table</h4>
                                <div class="flex space-x-2">
                                    <button class="text-gray-400 hover:text-gray-600 configure-btn">
                                        <i class="fas fa-cog"></i>
                                    </button>
                                    <button class="text-gray-400 hover:text-gray-600 delete-btn">
                                        <i class="fas fa-times"></i>
                                    </button>
                                </div>
                            </div>
                            <div class="overflow-x-auto">
                                <table class="min-w-full divide-y divide-gray-200">
                                    <thead class="bg-gray-50">
                                        <tr>
                                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Column 1</th>
                                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Column 2</th>
                                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Column 3</th>
                                        </tr>
                                    </thead>
                                    <tbody class="bg-white divide-y divide-gray-200">
                                        <tr>
                                            <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Sample</td>
                                            <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data</td>
                                            <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Row</td>
                                        </tr>
                                    </tbody>
                                </table>
                            </div>
                        </div>
                    `;
                    
                    configOptions = `
                        <div class="grid grid-cols-1 gap-4">
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Data Source</label>
                                <select class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                    <option value="">Select a data source</option>
                                    ${connections.map(conn => `<option value="${conn.id}">${conn.name}</option>`).join('')}
                                </select>
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Fields to Display</label>
                                <div class="space-y-2">
                                    ${['Field 1', 'Field 2', 'Field 3'].map(field => `
                                        <div class="flex items-center">
                                            <input type="checkbox" id="field-${field}" class="h-4 w-4 text-blue-600 focus:ring-blue-500 border-gray-300 rounded">
                                            <label for="field-${field}" class="ml-2 block text-sm text-gray-700">${field}</label>
                                        </div>
                                    `).join('')}
                                </div>
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Rows per Page</label>
                                <input type="number" value="10" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                        </div>
                    `;
                    break;
                    
                case 'metric':
                    componentHtml = `
                        <div class="bg-white rounded-lg shadow p-4 mb-4" data-component-id="${componentId}">
                            <div class="flex justify-between items-center mb-2">
                                <h4 class="font-medium text-gray-800">New Metric</h4>
                                <div class="flex space-x-2">
                                    <button class="text-gray-400 hover:text-gray-600 configure-btn">
                                        <i class="fas fa-cog"></i>
                                    </button>
                                    <button class="text-gray-400 hover:text-gray-600 delete-btn">
                                        <i class="fas fa-times"></i>
                                    </button>
                                </div>
                            </div>
                            <div class="text-sm text-gray-500 mb-1">Metric Title</div>
                            <div class="text-2xl font-bold text-gray-800">0</div>
                            <div class="text-xs text-gray-500 mt-1">No change</div>
                        </div>
                    `;
                    
                    configOptions = `
                        <div class="grid grid-cols-1 gap-4">
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Title</label>
                                <input type="text" value="Metric Title" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Data Source</label>
                                <select class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                    <option value="">Select a data source</option>
                                    ${connections.map(conn => `<option value="${conn.id}">${conn.name}</option>`).join('')}
                                </select>
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Value Field</label>
                                <input type="text" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Aggregation</label>
                                <select class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                    <option value="sum">Sum</option>
                                    <option value="avg">Average</option>
                                    <option value="count">Count</option>
                                    <option value="min">Minimum</option>
                                    <option value="max">Maximum</option>
                                </select>
                            </div>
                        </div>
                    `;
                    break;
                    
                case 'text':
                    componentHtml = `
                        <div class="bg-white rounded-lg shadow p-4 mb-4" data-component-id="${componentId}">
                            <div class="flex justify-between items-center mb-2">
                                <h4 class="font-medium text-gray-800">New Text Block</h4>
                                <div class="flex space-x-2">
                                    <button class="text-gray-400 hover:text-gray-600 configure-btn">
                                        <i class="fas fa-cog"></i>
                                    </button>
                                    <button class="text-gray-400 hover:text-gray-600 delete-btn">
                                        <i class="fas fa-times"></i>
                                    </button>
                                </div>
                            </div>
                            <div class="prose max-w-none">
                                <p>This is a sample text block. You can edit this content.</p>
                            </div>
                        </div>
                    `;
                    
                    configOptions = `
                        <div class="grid grid-cols-1 gap-4">
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Title</label>
                                <input type="text" value="New Text Block" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            </div>
                            <div>
                                <label class="block text-sm font-medium text-gray-700 mb-1">Content</label>
                                <textarea rows="5" class="w-full px-3 py-2 border border-gray-300 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">This is a sample text block. You can edit this content.</textarea>
                            </div>
                        </div>
                    `;
                    break;
            }
            
            // Add to canvas
            if (reportCanvas.innerHTML.includes('Drag and drop components')) {
                reportCanvas.innerHTML = componentHtml;
            } else {
                reportCanvas.insertAdjacentHTML('beforeend', componentHtml);
            }
            
            // Store component data
            components.push({
                id: componentId,
                type: type,
                config: {}
            });
            
            // Set up event listeners for the new component
            const newComponent = document.querySelector(`[data-component-id="${componentId}"]`);
            
            // Configure button
            newComponent.querySelector('.configure-btn').addEventListener('click', () => {
                document.getElementById('componentConfigTitle').textContent = `Configure ${type.charAt(0).toUpperCase() + type.slice(1)}`;
                document.getElementById('componentConfigContent').innerHTML = configOptions;
                componentConfigModal.classList.remove('hidden');
            });
            
            // Delete button
            newComponent.querySelector('.delete-btn').addEventListener('click', () => {
                if (confirm('Are you sure you want to delete this component?')) {
                    newComponent.remove();
                    components = components.filter(c => c.id !== componentId);
                    
                    if (reportCanvas.querySelectorAll('[data-component-id]').length === 0) {
                        reportCanvas.innerHTML = '<p class="text-center text-gray-500">Drag and drop components here to build your report</p>';
                    }
                }
            });
        }

        // Component configuration
        document.getElementById('saveComponentConfigBtn').addEventListener('click', () => {
            // In a real app, this would save the component configuration
            componentConfigModal.classList.add('hidden');
            alert('Component configuration saved!');
        });

        document.getElementById('cancelComponentConfigBtn').addEventListener('click', () => {
            componentConfigModal.classList.add('hidden');
        });

        // Preview functionality
        refreshPreviewBtn.addEventListener('click', () => {
            // In a real app, this would refresh the preview with current data
            reportPreview.innerHTML = `
                <div class="bg-white rounded-lg shadow p-6">
                    <h3 class="text-xl font-bold text-gray-800 mb-4">${currentReport.name}</h3>
                    <div class="grid grid-cols-3 gap-4 mb-6">
                        <div class="bg-blue-50 p-4 rounded-lg">
                            <div class="text-sm text-blue-600 mb-1">Total Metrics</div>
                            <div class="text-2xl font-bold text-blue-800">3</div>
                        </div>
                        <div class="bg-green-50 p-4 rounded-lg">
                            <div class="text-sm text-green-600 mb-1">Data Sources</div>
                            <div class="text-2xl font-bold text-green-800">2</div>
                        </div>
                        <div class="bg-purple-50 p-4 rounded-lg">
                            <div class="text-sm text-purple-600 mb-1">Last Updated</div>
                            <div class="text-2xl font-bold text-purple-800">Now</div>
                        </div>
                    </div>
                    <div class="bg-gray-100 rounded-lg h-64 flex items-center justify-center mb-6">
                        <p class="text-gray-500">Sample Chart Visualization</p>
                    </div>
                    <div class="bg-white border border-gray-200 rounded-lg overflow-hidden">
                        <table class="min-w-full divide-y divide-gray-200">
                            <thead class="bg-gray-50">
                                <tr>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Field 1</th>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Field 2</th>
                                    <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Field 3</th>
                                </tr>
                            </thead>
                            <tbody class="bg-white divide-y divide-gray-200">
                                <tr>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data 1</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data 2</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data 3</td>
                                </tr>
                                <tr>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data 4</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data 5</td>
                                    <td class="px-4 py-2 whitespace-nowrap text-sm text-gray-500">Data 6</td>
                                </tr>
                            </tbody>
                        </table>
                    </div>
                </div>
            `;
        });

        // Initialize the app
        document.addEventListener('DOMContentLoaded', () => {
            initDashboard();
            switchTab('settings'); // Start with settings tab active
        });
    </script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - 🧬 <a href="https://enzostvs-deepsite.hf.space?remix=sombochea/report-manager" style="color: #fff;text-decoration: underline;" target="_blank" >Remix</a></p></body>
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