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offerpk3 commited on Jun 21, 2025

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0c5073c

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1 Parent(s): d3671b2

Update index.html

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index.html +404 -576

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@@ -3,326 +3,92 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Device & Loan Management System</title>
     <link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
     <style>
         @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
         :root {
-            --primary: #4f46e5;
-            --secondary: #db2777;
-            --success: #10b981;
-            --warning: #f59e0b;
-            --danger: #ef4444;
-            --info: #3b82f6;
-        }
-        body {
-            font-family: 'Inter', sans-serif;
-            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
-        }
-        .card {
-            background: white;
-            border-radius: 16px;
-            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
-            transition: all 0.3s ease;
-        }
-        .status-badge {
-            padding: 4px 12px;
-            border-radius: 20px;
-            font-size: 11px;
-            font-weight: 600;
-            display: inline-block;
-            text-transform: uppercase;
-            letter-spacing: 0.5px;
         }
         .active-badge { background-color: #ecfdf5; color: #065f46; }
-        .blocked-badge, .default-badge { background-color: #fef2f2; color: #991b1b; }
-        .paid-badge { background-color: #ecfdf5; color: #065f46; }
-        .partial-badge { background-color: #fffbeb; color: #92400e; }
-        .unpaid-badge { background-color: #fef2f2; color: #991b1b; }
-        .form-input {
-            border: 1px solid #e2e8f0;
-            border-radius: 10px;
-            padding: 12px 16px;
-            transition: all 0.3s;
-            width: 100%;
-            background-color: #f8fafc;
-        }
-        .form-input:focus {
-            border-color: var(--primary);
-            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
-            outline: none;
-            background-color: white;
-        }
-        .toast {
-            position: fixed;
-            bottom: 30px;
-            right: 30px;
-            padding: 16px 24px;
-            border-radius: 12px;
-            color: white;
-            font-weight: 500;
-            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
-            z-index: 1050;
-            transform: translateY(100px);
-            opacity: 0;
-            transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
-        }
         .toast.show { transform: translateY(0); opacity: 1; }
-        .toast.success { background: var(--success); }
-        .toast.error { background: var(--danger); }
-        .toast.info { background: var(--info); }
-        .toast.warning { background: var(--warning); }
-        .btn {
-            border-radius: 10px;
-            padding: 12px 24px;
-            font-weight: 600;
-            transition: all 0.3s;
-            border: none;
-            cursor: pointer;
-            display: inline-flex;
-            align-items: center;
-            justify-content: center;
-        }
         .btn-primary { background: var(--primary); color: white; }
-        .btn-primary:hover { background: #4338ca; transform: translateY(-2px); box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3); }
-        .btn-secondary { background: var(--secondary); color: white; }
-        .btn-secondary:hover { background: #be185d; transform: translateY(-2px); box-shadow: 0 4px 15px rgba(219, 39, 119, 0.3); }
-        .action-btn {
-            width: 36px; height: 36px; border-radius: 10px; display: inline-flex;
-            align-items: center; justify-content: center; cursor: pointer; transition: all 0.2s;
-            color: #64748b; background: #f1f5f9;
-        }
-        .action-btn:hover { transform: scale(1.1); }
-        .mac-address {
-            font-family: 'Courier New', monospace; background: #f1f5f9; padding: 4px 8px;
-            border-radius: 6px; font-weight: 600; color: #475569;
-        }
-        .modal-overlay {
-            position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(15, 23, 42, 0.6);
-            backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center;
-            z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.3s;
-        }
         .modal-overlay.active { opacity: 1; pointer-events: all; }
-        .modal-content {
-            background: white; border-radius: 16px; width: 90%; max-width: 500px; max-height: 90vh;
-            overflow-y: auto; transform: translateY(20px) scale(0.95); opacity: 0;
-            transition: all 0.3s ease-out;
-        }
-        .modal-overlay.active .modal-content { transform: translateY(0) scale(1); opacity: 1; }
-        .tab-button {
-            padding: 10px 20px; border-radius: 8px; cursor: pointer; transition: all 0.3s;
-            font-weight: 600; border: 2px solid transparent;
-        }
-        .tab-button.active {
-            color: var(--primary); background-color: #eef2ff; border-color: var(--primary);
-        }
     </style>
 </head>
-<body class="min-h-screen py-8 px-4">
-    <!-- Toast Container -->
     <div id="toast-container" class="fixed bottom-0 right-0 p-8 space-y-3 z-50"></div>
-    <!-- Payment Modal -->
-    <div class="modal-overlay" id="payment-modal">
-        <div class="modal-content">
-            <div class="p-6">
-                <div class="flex justify-between items-center mb-4">
-                    <h3 class="text-xl font-bold text-gray-800">Payment Management</h3>
-                    <button class="action-btn close-payment-modal" title="Close"><i class="fas fa-times"></i></button>
-                </div>
-                <div class="bg-gray-50 rounded-lg p-4 mb-6">
-                    <h4 class="font-medium text-gray-700 mb-2">Entry Details</h4>
-                    <div id="modal-entry-details" class="grid grid-cols-2 gap-x-4 gap-y-2">
-                        <!-- Dynamic content here -->
-                    </div>
-                </div>
-                <div class="grid grid-cols-3 gap-4 mb-6 text-center">
-                    <div class="bg-indigo-50 p-4 rounded-lg">
-                        <p class="text-indigo-500 text-sm">Total Loan</p>
-                        <p id="payment-total" class="text-xl font-bold text-indigo-700">Rs.0</p>
-                    </div>
-                    <div class="bg-green-50 p-4 rounded-lg">
-                        <p class="text-green-500 text-sm">Amount Paid</p>
-                        <p id="payment-paid" class="text-xl font-bold text-green-700">Rs.0</p>
-                    </div>
-                    <div class="bg-red-50 p-4 rounded-lg">
-                        <p class="text-red-500 text-sm">Remaining</p>
-                        <p id="payment-remaining" class="text-xl font-bold text-red-700">Rs.0</p>
-                    </div>
-                </div>
-                <div class="w-full bg-gray-200 rounded-full h-2.5 mb-6">
-                    <div id="payment-progress" class="bg-green-500 h-2.5 rounded-full" style="width: 0%"></div>
-                </div>
-                <div class="mb-6">
-                    <h4 class="font-medium text-gray-700 mb-2">Payment History</h4>
-                    <div class="max-h-48 overflow-y-auto pr-2 bg-gray-50 rounded-lg p-3">
-                        <div id="payment-history" class="space-y-2"></div>
-                        <div id="no-payments" class="py-4 text-center text-gray-500 hidden">
-                            <i class="fas fa-receipt text-3xl mb-2 text-gray-400"></i>
-                            <p>No payment history found</p>
-                        </div>
-                    </div>
-                </div>
-                <form id="add-payment-form" class="flex space-x-3">
-                    <input type="number" id="new-payment-amount" class="form-input flex-1" placeholder="Amount (Rs.)" min="1" required>
-                    <button type="submit" class="btn bg-green-600 hover:bg-green-700 text-white">
-                        <i class="fas fa-plus-circle mr-2"></i> Add
-                    </button>
-                </form>
-            </div>
-        </div>
-    </div>
     <div class="max-w-7xl mx-auto">
-        <div class="flex flex-col md:flex-row justify-between items-center mb-8">
             <div>
-                <h1 class="text-3xl md:text-4xl font-bold text-gray-800">Unified Management System</h1>
-                <p class="text-gray-600 mt-2">Track network device payments and standalone loans.</p>
             </div>
         </div>
-        <div class="grid grid-cols-1 lg:grid-cols-3 gap-8">
-            <!-- Left Column - Form and Stats -->
-            <div class="lg:col-span-1 space-y-8">
-                <div class="card p-6">
-                    <h2 class="text-xl font-bold text-gray-800 mb-4 flex items-center"><i class="fas fa-plus-circle mr-3 text-indigo-500"></i>Add New Entry</h2>
-                    <form id="entry-form" class="space-y-4">
-                        <div class="space-y-2">
-                            <label class="block text-gray-700 mb-1 font-medium text-sm">Entry Type</label>
-                            <div class="flex space-x-4">
-                                <label class="flex items-center space-x-2 cursor-pointer">
-                                    <input type="radio" name="entryType" value="device" class="form-radio text-primary focus:ring-primary" checked>
-                                    <span>Network Device</span>
-                                </label>
-                                <label class="flex items-center space-x-2 cursor-pointer">
-                                    <input type="radio" name="entryType" value="loan" class="form-radio text-secondary focus:ring-secondary">
-                                    <span>Standalone Loan</span>
-                                </label>
-                            </div>
-                        </div>
-                        <div id="device-fields">
-                            <div>
-                                <label for="mac-address" class="block text-gray-700 mb-1 font-medium text-sm">MAC Address</label>
-                                <input type="text" id="mac-address" class="form-input" placeholder="e.g. 00:1A:2B:3C:4D:5E" required>
-                            </div>
-                            <div>
-                                <label for="device-name" class="block text-gray-700 mt-2 mb-1 font-medium text-sm">Device Name</label>
-                                <input type="text" id="device-name" class="form-input" placeholder="e.g. John's iPhone" required>
-                            </div>
-                        </div>
-                        <div id="loan-fields" class="hidden">
-                            <div>
-                                <label for="loan-purpose" class="block text-gray-700 mb-1 font-medium text-sm">Loan Purpose</label>
-                                <input type="text" id="loan-purpose" class="form-input" placeholder="e.g. Personal Expense, Business Investment">
-                            </div>
-                        </div>
-                        <div>
-                            <label for="user-name" class="block text-gray-700 mt-2 mb-1 font-medium text-sm">User Name</label>
-                            <input type="text" id="user-name" class="form-input" placeholder="e.g. John Doe" required>
-                        </div>
-                        <div class="grid grid-cols-2 gap-4">
-                            <div>
-                                <label for="total-amount" class="block text-gray-700 mb-1 font-medium text-sm">Total Loan (Rs.)</label>
-                                <input type="number" id="total-amount" class="form-input" placeholder="e.g. 50000" min="1" required>
-                            </div>
-                            <div>
-                                <label for="initial-payment" class="block text-gray-700 mb-1 font-medium text-sm">Down Payment (Rs.)</label>
-                                <input type="number" id="initial-payment" class="form-input" placeholder="e.g. 10000" min="0">
-                            </div>
                         </div>
-                        <button type="submit" id="add-entry-btn" class="btn btn-primary w-full !mt-6">
-                            <i class="fas fa-save mr-2"></i> Add Device
                         </button>
-                    </form>
-                </div>
-                <div class="card p-6">
-                    <h2 class="text-xl font-bold text-gray-800 mb-4 flex items-center"><i class="fas fa-chart-pie mr-3 text-indigo-500"></i>Overall Financials</h2>
-                    <div class="space-y-3">
-                        <div class="flex justify-between items-center bg-green-50 p-3 rounded-lg">
-                            <span class="font-medium text-green-800">Total Collected</span>
-                            <span class="font-bold text-green-600 text-lg" id="total-revenue">Rs.0</span>
-                        </div>
-                        <div class="flex justify-between items-center bg-red-50 p-3 rounded-lg">
-                            <span class="font-medium text-red-800">Total Outstanding</span>
-                            <span class="font-bold text-red-600 text-lg" id="outstanding-balance">Rs.0</span>
-                        </div>
-                        <div class="flex justify-between items-center bg-gray-100 p-3 rounded-lg">
-                            <span class="font-medium text-gray-800">Total Loan Value</span>
-                            <span class="font-bold text-gray-600 text-lg" id="total-loan-value">Rs.0</span>
-                        </div>
                     </div>
                 </div>
-            </div>
-            <!-- Right Column - Table -->
-            <div class="lg:col-span-2">
-                <div class="card p-6">
-                    <div class="flex justify-between items-center mb-4 border-b pb-4">
-                         <div class="flex space-x-2">
-                            <button class="tab-button active" data-tab="all">All (<span id="count-all">0</span>)</button>
-                            <button class="tab-button" data-tab="device">Devices (<span id="count-device">0</span>)</button>
-                            <button class="tab-button" data-tab="loan">Loans (<span id="count-loan">0</span>)</button>
-                        </div>
-                        <div class="flex space-x-3 w-full md:w-auto">
-                            <div class="relative w-full md:w-64">
-                                <input type="text" id="search-input" class="form-input pl-10" placeholder="Search...">
-                                <i class="fas fa-search absolute left-4 top-1/2 -translate-y-1/2 text-gray-400"></i>
-                            </div>
-                            <button id="export-btn" class="btn bg-gray-700 hover:bg-gray-900 text-white" title="Export as CSV">
-                                <i class="fas fa-file-csv mr-2"></i> Export
-                            </button>
-                        </div>
-                    </div>
-                    <div class="overflow-x-auto">
-                        <table class="w-full text-sm">
-                            <thead>
-                                <tr class="text-left text-gray-500 font-medium border-b-2 border-gray-200">
-                                    <th class="p-3">Type</th>
-                                    <th class="p-3">User / Details</th>
-                                    <th class="p-3">Loan Progress</th>
-                                    <th class="p-3">Status</th>
-                                    <th class="p-3 text-right">Actions</th>
-                                </tr>
-                            </thead>
-                            <tbody id="entries-table" class="divide-y divide-gray-100"></tbody>
-                        </table>
-                        <div id="empty-state" class="py-16 text-center hidden">
-                            <i class="fas fa-inbox text-5xl text-gray-300 mb-4"></i>
-                            <h3 class="text-lg font-medium text-gray-700">No Entries Found</h3>
-                            <p class="text-gray-500 mt-1">Use the form to add a new device or loan.</p>
-                        </div>
                     </div>
                 </div>
             </div>
@@ -332,98 +98,106 @@
     <script>
     document.addEventListener('DOMContentLoaded', () => {
         // --- STATE MANAGEMENT ---
-        let entries = JSON.parse(localStorage.getItem('loanAndDeviceApp_v1')) || [];
-        let currentPaymentEntry = null;
         let activeTab = 'all';
         // --- DOM ELEMENTS ---
-        const entryForm = document.getElementById('entry-form');
         const entriesTable = document.getElementById('entries-table');
         const emptyState = document.getElementById('empty-state');
-        const paymentModal = document.getElementById('payment-modal');
         const searchInput = document.getElementById('search-input');
         const exportBtn = document.getElementById('export-btn');
-        const addPaymentForm = document.getElementById('add-payment-form');
-        const addEntryBtn = document.getElementById('add-entry-btn');
-        const deviceFields = document.getElementById('device-fields');
-        const loanFields = document.getElementById('loan-fields');
-        const loanPurposeInput = document.getElementById('loan-purpose');
-        const macAddressInput = document.getElementById('mac-address');
-        const deviceNameInput = document.getElementById('device-name');
-        // --- HELPER FUNCTIONS ---
-        const saveData = () => localStorage.setItem('loanAndDeviceApp_v1', JSON.stringify(entries));
-        const formatCurrency = (amount) => `Rs.${amount.toLocaleString('en-IN', { minimumFractionDigits: 0, maximumFractionDigits: 0 })}`;
-        const formatMAC = (mac) => mac.replace(/[^0-9A-Fa-f]/g, '').toUpperCase().match(/.{1,2}/g)?.join(':') || mac.toUpperCase();
-        const showToast = (message, type = 'info') => {
-            const container = document.getElementById('toast-container');
-            const toast = document.createElement('div');
-            const icons = { success: 'fa-check-circle', error: 'fa-times-circle', info: 'fa-info-circle', warning: 'fa-exclamation-triangle' };
-            toast.className = `toast ${type} flex items-center space-x-3`;
-            toast.innerHTML = `<i class="fas ${icons[type]}"></i><span>${message}</span>`;
-            container.prepend(toast);
-            setTimeout(() => toast.classList.add('show'), 10);
-            setTimeout(() => {
-                toast.classList.remove('show');
-                toast.addEventListener('transitionend', () => toast.remove());
-            }, 3000);
-        };
-        // --- UI TOGGLE ---
-        const toggleEntryTypeFields = () => {
-            const selectedType = document.querySelector('input[name="entryType"]:checked').value;
-            if (selectedType === 'device') {
-                deviceFields.classList.remove('hidden');
-                loanFields.classList.add('hidden');
-                addEntryBtn.innerHTML = '<i class="fas fa-save mr-2"></i> Add Device';
-                addEntryBtn.className = 'btn btn-primary w-full !mt-6';
-                macAddressInput.required = true;
-                deviceNameInput.required = true;
-                loanPurposeInput.required = false;
-            } else {
-                deviceFields.classList.add('hidden');
-                loanFields.classList.remove('hidden');
-                addEntryBtn.innerHTML = '<i class="fas fa-save mr-2"></i> Add Loan';
-                addEntryBtn.className = 'btn btn-secondary w-full !mt-6';
-                macAddressInput.required = false;
-                deviceNameInput.required = false;
-                loanPurposeInput.required = true;
-            }
         };
-        // --- CORE LOGIC ---
-        const updateSummariesAndCounts = () => {
-            let totalRevenue = 0, totalLoanValue = 0;
-            let countAll = entries.length;
-            let countDevice = 0, countLoan = 0;
-            entries.forEach(e => {
-                totalRevenue += e.payments.reduce((sum, p) => sum + p.amount, 0);
-                totalLoanValue += e.totalAmount;
-                if(e.type === 'device') countDevice++;
-                else countLoan++;
-            });
-            document.getElementById('total-revenue').textContent = formatCurrency(totalRevenue);
-            document.getElementById('outstanding-balance').textContent = formatCurrency(Math.max(0, totalLoanValue - totalRevenue));
-            document.getElementById('total-loan-value').textContent = formatCurrency(totalLoanValue);
-            document.getElementById('count-all').textContent = countAll;
-            document.getElementById('count-device').textContent = countDevice;
-            document.getElementById('count-loan').textContent = countLoan;
-        };
         const renderTable = () => {
             const searchTerm = searchInput.value.toLowerCase();
             const filteredEntries = entries.filter(e => {
                 const matchesTab = activeTab === 'all' || e.type === activeTab;
-                const matchesSearch = !searchTerm || (
-                    (e.userName?.toLowerCase().includes(searchTerm)) ||
-                    (e.type === 'device' && (e.mac.toLowerCase().includes(searchTerm) || e.deviceName.toLowerCase().includes(searchTerm))) ||
-                    (e.type === 'loan' && e.loanPurpose.toLowerCase().includes(searchTerm))
-                );
-                return matchesTab && matchesSearch;
             });
             entriesTable.innerHTML = '';
@@ -431,265 +205,319 @@
             filteredEntries.forEach(entry => {
                 const paidAmount = entry.payments.reduce((sum, p) => sum + p.amount, 0);
-                const progress = Math.min(100, (paidAmount / entry.totalAmount) * 100);
                 let paymentStatus, paymentStatusClass;
                 if (paidAmount >= entry.totalAmount) { paymentStatus = 'Paid Off'; paymentStatusClass = 'paid-badge'; }
                 else if (paidAmount > 0) { paymentStatus = 'Partial'; paymentStatusClass = 'partial-badge'; }
                 else { paymentStatus = 'Unpaid'; paymentStatusClass = 'unpaid-badge'; }
                 const isDevice = entry.type === 'device';
-                const typeIcon = isDevice ? 'fa-wifi text-primary' : 'fa-hand-holding-usd text-secondary';
-                const typeText = isDevice ? 'Device' : 'Loan';
-                const statusClass = entry.status === 'Active' ? 'active-badge' : (isDevice ? 'blocked-badge' : 'default-badge');
                 const row = document.createElement('tr');
                 row.className = 'hover:bg-gray-50';
                 row.innerHTML = `
-                    <td class="p-3"><div class="flex items-center gap-2 font-semibold"><i class="fas ${typeIcon} fa-lg"></i> ${typeText}</div></td>
-                    <td class="p-3">
-                        <div class="font-bold text-gray-800">${entry.userName}</div>
-                        <div class="text-gray-500">${isDevice ? `<span class="mac-address">${entry.mac}</span> | ${entry.deviceName}` : entry.loanPurpose}</div>
-                    </td>
                     <td class="p-3">
-                        <div class="w-full bg-gray-200 rounded-full h-2">
-                            <div class="bg-green-500 h-2 rounded-full" style="width: ${progress}%"></div>
                         </div>
-                        <div class="text-xs text-gray-500 mt-1">${formatCurrency(paidAmount)} / ${formatCurrency(entry.totalAmount)}</div>
                     </td>
                     <td class="p-3">
-                        <div class="flex flex-col space-y-1">
-                            <span class="status-badge ${statusClass}">${entry.status}</span>
-                            <span class="status-badge ${paymentStatusClass}">${paymentStatus}</span>
                         </div>
                     </td>
                     <td class="p-3 text-right">
                         <div class="inline-flex space-x-2">
                             <button class="action-btn" data-action="payment" data-id="${entry.id}" title="Manage Payments"><i class="fas fa-money-check-alt"></i></button>
-                            <button class="action-btn" data-action="status" data-id="${entry.id}" title="Toggle Status"><i class="fas fa-power-off"></i></button>
                             <button class="action-btn" data-action="delete" data-id="${entry.id}" title="Delete Entry"><i class="fas fa-trash"></i></button>
                         </div>
                     </td>
                 `;
                 entriesTable.appendChild(row);
             });
-            updateSummariesAndCounts();
         };
-        const addNewEntry = (e) => {
             e.preventDefault();
-            const type = document.querySelector('input[name="entryType"]:checked').value;
-            const totalAmount = parseFloat(document.getElementById('total-amount').value);
-            const initialPayment = parseFloat(document.getElementById('initial-payment').value) || 0;
-            if (initialPayment > totalAmount) {
-                showToast('Initial payment cannot exceed total loan.', 'error');
-                return;
-            }
-            const newEntry = {
-                id: Date.now(),
-                type: type,
-                userName: document.getElementById('user-name').value.trim(),
-                totalAmount: totalAmount,
-                payments: [],
-                addedTime: new Date().toISOString(),
-                status: 'Active'
-            };
-            if (type === 'device') {
-                newEntry.mac = formatMAC(macAddressInput.value);
-                newEntry.deviceName = deviceNameInput.value.trim();
-                if (entries.some(en => en.type === 'device' && en.mac === newEntry.mac)) {
-                    showToast('A device with this MAC address already exists.', 'error');
-                    return;
                 }
-            } else {
-                newEntry.loanPurpose = loanPurposeInput.value.trim();
             }
-            if (initialPayment > 0) {
-                newEntry.payments.push({ id: Date.now(), date: new Date().toISOString(), amount: initialPayment });
-            }
-            entries.unshift(newEntry);
             saveData();
             renderTable();
-            entryForm.reset();
-            toggleEntryTypeFields();
-            showToast(`${type.charAt(0).toUpperCase() + type.slice(1)} added successfully!`, 'success');
         };
-        const openPaymentModal = (id) => {
-            currentPaymentEntry = entries.find(e => e.id == id);
-            if (!currentPaymentEntry) return;
-            const paidAmount = currentPaymentEntry.payments.reduce((sum, p) => sum + p.amount, 0);
-            const remaining = currentPaymentEntry.totalAmount - paidAmount;
-            const progress = (paidAmount / currentPaymentEntry.totalAmount) * 100;
-            const detailsContainer = document.getElementById('modal-entry-details');
-            const isDevice = currentPaymentEntry.type === 'device';
-            detailsContainer.innerHTML = `
-                <div><p class="text-gray-500 text-sm">User Name</p><p class="font-medium text-gray-800">${currentPaymentEntry.userName}</p></div>
-                <div><p class="text-gray-500 text-sm">Status</p><div class="status-badge ${currentPaymentEntry.status === 'Active' ? 'active-badge' : 'blocked-badge'}">${currentPaymentEntry.status}</div></div>
-                <div><p class="text-gray-500 text-sm">${isDevice ? 'Device Name' : 'Loan Purpose'}</p><p class="font-medium text-gray-800">${isDevice ? currentPaymentEntry.deviceName : currentPaymentEntry.loanPurpose}</p></div>
-                ${isDevice ? `<div><p class="text-gray-500 text-sm">MAC Address</p><p class="font-medium text-gray-800 mac-address">${currentPaymentEntry.mac}</p></div>` : ''}
-            `;
-            document.getElementById('payment-total').textContent = formatCurrency(currentPaymentEntry.totalAmount);
-            document.getElementById('payment-paid').textContent = formatCurrency(paidAmount);
-            document.getElementById('payment-remaining').textContent = formatCurrency(Math.max(0, remaining));
-            document.getElementById('payment-progress').style.width = `${progress}%`;
-            const historyContainer = document.getElementById('payment-history');
-            const noPaymentsEl = document.getElementById('no-payments');
-            historyContainer.innerHTML = '';
-            noPaymentsEl.classList.toggle('hidden', currentPaymentEntry.payments.length > 0);
-            [...currentPaymentEntry.payments].reverse().forEach(p => {
-                const item = document.createElement('div');
-                item.className = 'payment-item flex justify-between items-center';
-                item.innerHTML = `
-                    <div>
-                        <div class="font-bold text-green-700">${formatCurrency(p.amount)}</div>
-                        <div class="text-gray-500 text-xs">${new Date(p.date).toLocaleString()}</div>
-                    </div>
-                    <button class="text-red-500 hover:text-red-700 text-xs" data-action="delete-payment" data-id="${p.id}" title="Delete Payment"><i class="fas fa-trash-alt"></i></button>
-                `;
-                historyContainer.appendChild(item);
-            });
-            paymentModal.classList.add('active');
-        };
-        const closePaymentModal = () => {
-            paymentModal.classList.remove('active');
-            currentPaymentEntry = null;
-            document.getElementById('new-payment-amount').value = '';
-        };
-        const handleTableClick = (e) => {
-            const button = e.target.closest('button[data-action]');
-            if (!button) return;
-            const { action, id } = button.dataset;
-            if (action === 'payment') openPaymentModal(id);
-            if (action === 'status') toggleStatus(id);
-            if (action === 'delete') deleteEntry(id);
-        };
-        const handleModalEvents = (e) => {
-            if (e.target.classList.contains('modal-overlay') || e.target.closest('.close-payment-modal')) {
-                closePaymentModal();
-            }
-            const deleteBtn = e.target.closest('button[data-action="delete-payment"]');
-            if(deleteBtn) {
-                 if(confirm('Delete this payment record? This cannot be undone.')) {
-                     deletePayment(deleteBtn.dataset.id);
-                 }
-            }
-        };
-        const deletePayment = (paymentId) => {
-            if (!currentPaymentEntry) return;
-            currentPaymentEntry.payments = currentPaymentEntry.payments.filter(p => p.id != paymentId);
-            saveData();
-            openPaymentModal(currentPaymentEntry.id); // Refresh modal
-            renderTable();
-            showToast('Payment deleted.', 'info');
-        }
-        const addNewPayment = (e) => {
-            e.preventDefault();
-            const amountInput = document.getElementById('new-payment-amount');
-            const amount = parseFloat(amountInput.value);
-            const paidAmount = currentPaymentEntry.payments.reduce((sum, p) => sum + p.amount, 0);
-            const remaining = currentPaymentEntry.totalAmount - paidAmount;
-            if (isNaN(amount) || amount <= 0) return showToast('Enter a valid positive amount.', 'error');
-            if (amount > remaining) return showToast(`Payment exceeds remaining amount of ${formatCurrency(remaining)}.`, 'warning');
-            currentPaymentEntry.payments.push({ id: Date.now(), date: new Date().toISOString(), amount });
-            saveData();
-            openPaymentModal(currentPaymentEntry.id);
-            renderTable();
-            amountInput.value = '';
-            showToast('Payment added successfully!', 'success');
-        };
-        const toggleStatus = (id) => {
-            const entry = entries.find(e => e.id == id);
-            if (!entry) return;
-            const oldStatus = entry.status;
-            entry.status = entry.status === 'Active' ? (entry.type === 'device' ? 'Blocked' : 'On-Hold') : 'Active';
-            saveData();
-            renderTable();
-            showToast(`${entry.type} status changed from ${oldStatus} to ${entry.status}.`, 'info');
-        };
-        const deleteEntry = (id) => {
-            if (confirm('Delete this entry and all its payment history? This is irreversible.')) {
-                entries = entries.filter(e => e.id != id);
                 saveData();
                 renderTable();
-                showToast('Entry deleted successfully.', 'success');
             }
         };
-        const exportToCSV = () => {
-            if (entries.length === 0) return showToast('No entries to export.', 'warning');
-            let csvContent = "data:text/csv;charset=utf-8,Type,User Name,MAC Address,Device Name,Loan Purpose,Total Amount (Rs),Paid Amount (Rs),Remaining Amount (Rs),Status,Date Added\n";
-            entries.forEach(e => {
-                const paidAmount = e.payments.reduce((sum, p) => sum + p.amount, 0);
-                const remaining = e.totalAmount - paidAmount;
-                const row = [
-                    e.type, `"${e.userName}"`, e.mac || '', `"${e.deviceName || ''}"`, `"${e.loanPurpose || ''}"`,
-                    e.totalAmount, paidAmount, remaining, e.status, new Date(e.addedTime).toLocaleDateString()
-                ].join(',');
-                csvContent += row + "\n";
-            });
-            const link = document.createElement("a");
-            link.setAttribute("href", encodeURI(csvContent));
-            link.setAttribute("download", "system_export.csv");
-            document.body.appendChild(link);
-            link.click();
-            document.body.removeChild(link);
         };
-        // --- EVENT LISTENERS ---
-        document.querySelectorAll('input[name="entryType"]').forEach(radio => radio.addEventListener('change', toggleEntryTypeFields));
-        entryForm.addEventListener('submit', addNewEntry);
-        addPaymentForm.addEventListener('submit', addNewPayment);
-        entriesTable.addEventListener('click', handleTableClick);
-        paymentModal.addEventListener('click', handleModalEvents);
-        searchInput.addEventListener('input', renderTable);
-        exportBtn.addEventListener('click', exportToCSV);
-        document.querySelector('.card .flex.space-x-2').addEventListener('click', (e) => {
-            const button = e.target.closest('.tab-button');
-            if (!button) return;
-            document.querySelectorAll('.tab-button').forEach(btn => btn.classList.remove('active'));
-            button.classList.add('active');
-            activeTab = button.dataset.tab;
-            renderTable();
-        });
-        // --- INITIALIZATION ---
-        const initializeSampleData = () => {
-             if (entries.length > 0) return;
              entries = [
-                { id: 1, type: 'device', mac: 'AA:BB:CC:11:22:33', deviceName: 'Office Router', userName: 'Ali Khan', totalAmount: 15000, payments: [ { id: 101, date: new Date().toISOString(), amount: 5000 } ], addedTime: new Date().toISOString(), status: 'Active' },
-                { id: 2, type: 'loan', loanPurpose: 'Emergency Medical', userName: 'Fatima Jilani', totalAmount: 550000, payments: [ { id: 201, date: new Date().toISOString(), amount: 100000 } ], addedTime: new Date().toISOString(), status: 'Active' },
-                { id: 3, type: 'device', mac: '11:22:33:AA:BB:CC', deviceName: 'Guest Wifi AP', userName: 'Guest Access', totalAmount: 8000, payments: [], addedTime: new Date().toISOString(), status: 'Blocked' }
              ];
              saveData();
-             showToast('Welcome! Sample data has been loaded.', 'info');
         };
         initializeSampleData();
         renderTable();
-        toggleEntryTypeFields();
     });
     </script>
 </body>

 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Advanced Loan & Device Management System</title>
     <link href="https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css" rel="stylesheet">
     <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
     <style>
         @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
         :root {
+            --primary: #4f46e5; --secondary: #db2777; --success: #10b981;
+            --warning: #f59e0b; --danger: #ef4444; --info: #3b82f6;
         }
+        body { font-family: 'Inter', sans-serif; background: #f1f5f9; }
+        .card { background: white; border-radius: 16px; box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }
+        .status-badge { padding: 4px 12px; border-radius: 20px; font-size: 11px; font-weight: 600; text-transform: uppercase; }
         .active-badge { background-color: #ecfdf5; color: #065f46; }
+        .blocked-badge, .default-badge, .on-hold-badge { background-color: #fef2f2; color: #991b1b; }
+        .paid-badge { background-color: #dcfce7; color: #166534; }
+        .partial-badge { background-color: #fefce8; color: #854d0e; }
+        .unpaid-badge { background-color: #fee2e2; color: #991b1b; }
+        .form-input { border: 1px solid #e2e8f0; border-radius: 10px; padding: 10px 14px; width: 100%; background-color: #f8fafc; }
+        .form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15); outline: none; }
+        .toast { position: fixed; bottom: 30px; right: 30px; padding: 16px 24px; border-radius: 12px; color: white; font-weight: 500; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15); z-index: 1050; transform: translateY(120px); opacity: 0; transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55); }
         .toast.show { transform: translateY(0); opacity: 1; }
+        .toast.success { background: var(--success); } .toast.error { background: var(--danger); }
+        .toast.info { background: var(--info); } .toast.warning { background: var(--warning); }
+        .btn { border-radius: 10px; padding: 12px 24px; font-weight: 600; transition: all 0.3s; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; }
         .btn-primary { background: var(--primary); color: white; }
+        .btn-primary:hover { background: #4338ca; }
+        .modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(15, 23, 42, 0.6); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
         .modal-overlay.active { opacity: 1; pointer-events: all; }
+        .modal-content { background: white; border-radius: 16px; width: 95%; max-width: 600px; max-height: 90vh; overflow-y: auto; transform: scale(0.95); opacity: 0; transition: all 0.3s ease-out; }
+        .modal-overlay.active .modal-content { transform: scale(1); opacity: 1; }
+        .tab-button { padding: 10px 20px; border-radius: 8px; font-weight: 600; border: 2px solid transparent; }
+        .tab-button.active { color: var(--primary); background-color: #eef2ff; }
     </style>
 </head>
+<body class="min-h-screen p-4 md:p-8">
     <div id="toast-container" class="fixed bottom-0 right-0 p-8 space-y-3 z-50"></div>
+    <!-- Modals Container -->
+    <div id="modal-container"></div>
     <div class="max-w-7xl mx-auto">
+        <div class="flex flex-col md:flex-row justify-between items-center mb-6">
             <div>
+                <h1 class="text-3xl font-bold text-gray-800">Advanced Management System</h1>
+                <p class="text-gray-600 mt-1">Manage Loans, Devices, Payments, and Documents.</p>
             </div>
+            <button id="open-add-modal-btn" class="btn btn-primary mt-4 md:mt-0">
+                <i class="fas fa-plus-circle mr-2"></i> Add New Entry
+            </button>
         </div>
+        <div class="grid grid-cols-1">
+            <div class="card p-4 sm:p-6">
+                <div class="flex flex-col md:flex-row justify-between items-center mb-4 border-b pb-4 gap-4">
+                     <div class="flex-wrap flex space-x-2">
+                        <button class="tab-button active" data-tab="all">All (<span id="count-all">0</span>)</button>
+                        <button class="tab-button" data-tab="device">Devices (<span id="count-device">0</span>)</button>
+                        <button class="tab-button" data-tab="loan">Loans (<span id="count-loan">0</span>)</button>
+                    </div>
+                    <div class="flex space-x-3 w-full md:w-auto">
+                        <div class="relative flex-grow">
+                            <input type="text" id="search-input" class="form-input pl-10 w-full" placeholder="Search...">
+                            <i class="fas fa-search absolute left-4 top-1/2 -translate-y-1/2 text-gray-400"></i>
                         </div>
+                        <button id="export-btn" class="btn bg-gray-700 hover:bg-gray-800 text-white" title="Export as CSV">
+                            <i class="fas fa-file-csv"></i>
                         </button>
                     </div>
                 </div>
+                <div class="overflow-x-auto">
+                    <table class="w-full text-sm">
+                        <thead>
+                            <tr class="text-left text-gray-500 font-medium border-b-2 border-gray-200">
+                                <th class="p-3">User / Details</th>
+                                <th class="p-3">Loan Progress</th>
+                                <th class="p-3">Status</th>
+                                <th class="p-3 text-right">Actions</th>
+                            </tr>
+                        </thead>
+                        <tbody id="entries-table" class="divide-y divide-gray-100"></tbody>
+                    </table>
+                    <div id="empty-state" class="py-16 text-center hidden">
+                        <i class="fas fa-inbox text-5xl text-gray-300 mb-4"></i>
+                        <h3 class="text-lg font-medium text-gray-700">No Entries Found</h3>
+                        <p class="text-gray-500 mt-1">Click "Add New Entry" to get started.</p>
                     </div>
                 </div>
             </div>
     <script>
     document.addEventListener('DOMContentLoaded', () => {
         // --- STATE MANAGEMENT ---
+        let entries = JSON.parse(localStorage.getItem('loanAndDeviceApp_v2')) || [];
         let activeTab = 'all';
         // --- DOM ELEMENTS ---
         const entriesTable = document.getElementById('entries-table');
         const emptyState = document.getElementById('empty-state');
         const searchInput = document.getElementById('search-input');
         const exportBtn = document.getElementById('export-btn');
+        const openAddModalBtn = document.getElementById('open-add-modal-btn');
+        const modalContainer = document.getElementById('modal-container');
+        // --- TEMPLATES ---
+        const modalTemplate = (type, entry = {}) => {
+            const isEdit = type === 'edit';
+            const title = isEdit ? 'Edit Entry' : 'Add New Entry';
+            const btnText = isEdit ? 'Save Changes' : 'Add Entry';
+            const formId = isEdit ? 'edit-form' : 'add-form';
+            const entryType = entry.type || 'device';
+            return `
+            <div class="modal-overlay active" id="${formId}-modal-overlay">
+                <div class="modal-content">
+                    <form id="${formId}" data-id="${entry.id || ''}">
+                        <div class="p-6">
+                            <div class="flex justify-between items-center mb-6">
+                                <h3 class="text-xl font-bold text-gray-800">${title}</h3>
+                                <button type="button" class="action-btn-close"><i class="fas fa-times"></i></button>
+                            </div>
+                            <div class="space-y-4">
+                                <!-- Common Fields -->
+                                <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+                                    <div>
+                                        <label class="font-medium text-sm">Entry Type</label>
+                                        <select name="type" class="form-input mt-1" ${isEdit ? 'disabled' : ''}>
+                                            <option value="device" ${entryType === 'device' ? 'selected' : ''}>Network Device</option>
+                                            <option value="loan" ${entryType === 'loan' ? 'selected' : ''}>Standalone Loan</option>
+                                        </select>
+                                    </div>
+                                    <div>
+                                        <label for="userName" class="font-medium text-sm">User Name</label>
+                                        <input type="text" name="userName" class="form-input mt-1" value="${entry.userName || ''}" required>
+                                    </div>
+                                </div>
+                                <!-- Device Specific -->
+                                <div class="form-section device-fields grid grid-cols-1 md:grid-cols-2 gap-4">
+                                    <div><label class="font-medium text-sm">MAC Address</label><input type="text" name="mac" class="form-input mt-1" value="${entry.mac || ''}"></div>
+                                    <div><label class="font-medium text-sm">Device Name</label><input type="text" name="deviceName" class="form-input mt-1" value="${entry.deviceName || ''}"></div>
+                                </div>
+                                <!-- Loan Specific -->
+                                <div class="form-section loan-fields space-y-4">
+                                    <div><label class="font-medium text-sm">Loan Purpose</label><input type="text" name="loanPurpose" class="form-input mt-1" value="${entry.loanPurpose || ''}"></div>
+                                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+                                        <div><label class="font-medium text-sm">Phone (Optional)</label><input type="tel" name="phone" class="form-input mt-1" value="${entry.phone || ''}"></div>
+                                        <div><label class="font-medium text-sm">Address (Optional)</label><input type="text" name="address" class="form-input mt-1" value="${entry.address || ''}"></div>
+                                    </div>
+                                    <div><label class="font-medium text-sm">Document (Optional)</label><input type="file" name="document" class="form-input mt-1"></div>
+                                </div>
+                                <!-- Financials -->
+                                <div class="border-t pt-4 space-y-4">
+                                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+                                        <div><label class="font-medium text-sm">Total Loan (Rs.)</label><input type="number" name="totalAmount" class="form-input mt-1" value="${entry.totalAmount || ''}" required min="1"></div>
+                                        <div><label class="font-medium text-sm">${isEdit ? 'Current Down Payment' : 'Down Payment'} (Rs.)</label><input type="number" name="initialPayment" class="form-input mt-1" value="${isEdit ? (entry.payments.find(p => p.isInitial)?.amount || 0) : ''}" min="0" ${isEdit ? 'disabled' : ''}></div>
+                                    </div>
+                                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+                                        <div><label class="font-medium text-sm">Installment Day (1-31)</label><input type="number" name="installmentDay" class="form-input mt-1" min="1" max="31" value="${entry.installmentDay || ''}"></div>
+                                        <div><label class="font-medium text-sm">Installment Amount (Rs.)</label><input type="number" name="installmentAmount" class="form-input mt-1" min="1" value="${entry.installmentAmount || ''}"></div>
+                                    </div>
+                                </div>
+                            </div>
+                        </div>
+                        <div class="p-4 bg-gray-50 text-right"><button type="submit" class="btn btn-primary">${btnText}</button></div>
+                    </form>
+                </div>
+            </div>`;
         };
+        const paymentModalTemplate = (entry) => { /* ... see implementation below ... */ };
+        // --- HELPER FUNCTIONS ---
+        const saveData = () => localStorage.setItem('loanAndDeviceApp_v2', JSON.stringify(entries));
+        const formatCurrency = (amount) => `Rs.${(amount || 0).toLocaleString('en-IN')}`;
+        const showToast = (message, type = 'info') => { /* implementation unchanged */ };
+        const getFileAsBase64 = (file) => new Promise((resolve) => {
+            if (!file) { resolve(null); return; }
+            const reader = new FileReader();
+            reader.readAsDataURL(file);
+            reader.onload = () => resolve({ name: file.name, data: reader.result });
+        });
+        // --- RENDER & UI LOGIC ---
         const renderTable = () => {
             const searchTerm = searchInput.value.toLowerCase();
             const filteredEntries = entries.filter(e => {
                 const matchesTab = activeTab === 'all' || e.type === activeTab;
+                if (!matchesTab) return false;
+                const searchCorpus = [e.userName, e.mac, e.deviceName, e.loanPurpose, e.phone, e.address].join(' ').toLowerCase();
+                return !searchTerm || searchCorpus.includes(searchTerm);
             });
             entriesTable.innerHTML = '';
             filteredEntries.forEach(entry => {
                 const paidAmount = entry.payments.reduce((sum, p) => sum + p.amount, 0);
+                const remainingAmount = entry.totalAmount - paidAmount;
+                const paidPercent = (paidAmount / entry.totalAmount) * 100;
                 let paymentStatus, paymentStatusClass;
                 if (paidAmount >= entry.totalAmount) { paymentStatus = 'Paid Off'; paymentStatusClass = 'paid-badge'; }
                 else if (paidAmount > 0) { paymentStatus = 'Partial'; paymentStatusClass = 'partial-badge'; }
                 else { paymentStatus = 'Unpaid'; paymentStatusClass = 'unpaid-badge'; }
                 const isDevice = entry.type === 'device';
+                const statusClass = `status-badge ${entry.status.toLowerCase().replace(' ','-')}-badge`;
                 const row = document.createElement('tr');
                 row.className = 'hover:bg-gray-50';
                 row.innerHTML = `
                     <td class="p-3">
+                        <div class="flex items-center gap-3">
+                           <i class="fas ${isDevice ? 'fa-wifi text-primary' : 'fa-hand-holding-usd text-secondary'} fa-lg"></i>
+                           <div>
+                                <div class="font-bold text-gray-800">${entry.userName}</div>
+                                <div class="text-gray-500">${isDevice ? entry.mac : entry.loanPurpose}</div>
+                           </div>
                         </div>
                     </td>
                     <td class="p-3">
+                        <div class="w-full bg-gray-200 rounded-full h-2.5">
+                            <div class="bg-green-500 h-2.5 rounded-full" style="width: ${paidPercent}%"></div>
+                        </div>
+                        <div class="text-xs text-gray-600 mt-1 flex justify-between">
+                            <span class="text-green-600 font-medium">Paid: ${paidPercent.toFixed(0)}%</span>
+                            <span class="text-red-600 font-medium">Due: ${(100 - paidPercent).toFixed(0)}%</span>
                         </div>
                     </td>
+                    <td class="p-3"><span class="${statusClass}">${entry.status}</span></td>
                     <td class="p-3 text-right">
                         <div class="inline-flex space-x-2">
                             <button class="action-btn" data-action="payment" data-id="${entry.id}" title="Manage Payments"><i class="fas fa-money-check-alt"></i></button>
+                            <button class="action-btn" data-action="edit" data-id="${entry.id}" title="Edit Entry"><i class="fas fa-edit"></i></button>
                             <button class="action-btn" data-action="delete" data-id="${entry.id}" title="Delete Entry"><i class="fas fa-trash"></i></button>
                         </div>
                     </td>
                 `;
                 entriesTable.appendChild(row);
             });
+            updateCounts();
         };
+        const updateCounts = () => { /* updates counts in tabs */ };
+        // --- MODAL HANDLING ---
+        const openModal = (html) => {
+            closeAllModals();
+            modalContainer.innerHTML = html;
+            // Add dynamic form logic
+            const form = modalContainer.querySelector('form');
+            if(form) {
+                const typeSelect = form.querySelector('select[name="type"]');
+                const toggle = () => {
+                    const isDevice = typeSelect.value === 'device';
+                    form.querySelector('.device-fields').style.display = isDevice ? 'grid' : 'none';
+                    form.querySelector('.loan-fields').style.display = isDevice ? 'none' : 'block';
+                };
+                typeSelect.addEventListener('change', toggle);
+                toggle();
+            }
+        };
+        const closeAllModals = () => modalContainer.innerHTML = '';
+        const openAddModal = () => openModal(modalTemplate('add'));
+        const openEditModal = (id) => {
+            const entry = entries.find(e => e.id == id);
+            openModal(modalTemplate('edit', entry));
+        };
+        const openPaymentModal = (id) => { /* implementation below */ };
+        // --- CRUD & ACTIONS ---
+        const handleFormSubmit = async (e) => {
             e.preventDefault();
+            const form = e.target;
+            const isEdit = form.id === 'edit-form';
+            const id = isEdit ? form.dataset.id : Date.now();
+            const formData = new FormData(form);
+            const data = Object.fromEntries(formData.entries());
+            let entry = isEdit ? entries.find(e => e.id == id) : { id, payments: [], documents: [] };
+            Object.assign(entry, {
+                type: data.type,
+                userName: data.userName,
+                totalAmount: parseFloat(data.totalAmount),
+                mac: data.mac || null,
+                deviceName: data.deviceName || null,
+                loanPurpose: data.loanPurpose || null,
+                phone: data.phone || null,
+                address: data.address || null,
+                installmentDay: data.installmentDay ? parseInt(data.installmentDay) : null,
+                installmentAmount: data.installmentAmount ? parseFloat(data.installmentAmount) : null,
+                status: entry.status || 'Active'
+            });
+            const doc = await getFileAsBase64(data.document);
+            if (doc) entry.documents = [doc]; // Simple overwrite for now
+            if (!isEdit) {
+                const initialPayment = parseFloat(data.initialPayment) || 0;
+                if (initialPayment > 0) {
+                    entry.payments.push({ id: Date.now(), date: new Date().toISOString(), amount: initialPayment, isInitial: true });
                 }
+                entry.addedTime = new Date().toISOString();
+                entries.unshift(entry);
             }
             saveData();
             renderTable();
+            closeAllModals();
+            showToast(`Entry ${isEdit ? 'updated' : 'added'} successfully!`, 'success');
         };
+        const deleteEntry = (id) => {
+            if (confirm('Delete this entry and all its history? This is irreversible.')) {
+                entries = entries.filter(e => e.id != id);
+                saveData();
+                renderTable();
+            }
+        };
+        // --- EVENT LISTENERS ---
+        openAddModalBtn.addEventListener('click', openAddModal);
+        document.addEventListener('click', (e) => {
+            // Modal closing
+            if (e.target.matches('.modal-overlay, .action-btn-close, .action-btn-close i')) {
+                closeAllModals();
+            }
+            // Table actions
+            const actionBtn = e.target.closest('button[data-action]');
+            if (actionBtn && actionBtn.closest('tbody')) {
+                const { action, id } = actionBtn.dataset;
+                if (action === 'edit') openEditModal(id);
+                if (action === 'delete') deleteEntry(id);
+                if (action === 'payment') openPaymentModal(id);
+            }
+             // Tab switching
+            const tabBtn = e.target.closest('.tab-button');
+            if (tabBtn) {
+                document.querySelectorAll('.tab-button').forEach(btn => btn.classList.remove('active'));
+                tabBtn.classList.add('active');
+                activeTab = tabBtn.dataset.tab;
+                renderTable();
+            }
+        });
+        document.addEventListener('submit', (e) => {
+            if (e.target.matches('#add-form, #edit-form')) {
+                handleFormSubmit(e);
+            }
+            // Add payment form is handled inside its modal logic
+        });
+        // --- INITIALIZATION ---
+        const initializeSampleData = () => { /* ... */ };
+        renderTable();
+        // --- FULL IMPLEMENTATION OF COMPLEX FUNCTIONS ---
+        // (to keep the above structure clean)
+        const paymentModalLogic = {
+             open: (id) => {
+                const entry = entries.find(e => e.id == id);
+                if (!entry) return;
+                const paidAmount = entry.payments.reduce((sum, p) => sum + p.amount, 0);
+                const remaining = entry.totalAmount - paidAmount;
+                const progress = (paidAmount / entry.totalAmount) * 100;
+                // Installment calculations
+                let nextPaymentDateStr = 'N/A';
+                let totalInstallments = 'N/A';
+                if (entry.installmentDay && entry.installmentAmount > 0) {
+                    totalInstallments = Math.ceil(entry.totalAmount / entry.installmentAmount);
+                    const today = new Date();
+                    let nextDate = new Date(today.getFullYear(), today.getMonth(), entry.installmentDay);
+                    if (today.getDate() > entry.installmentDay) {
+                        nextDate.setMonth(nextDate.getMonth() + 1);
+                    }
+                    nextPaymentDateStr = nextDate.toLocaleDateString('en-GB', { day: 'numeric', month: 'long', year: 'numeric'});
+                }
+                // Render documents
+                let docsHtml = '<p class="text-sm text-gray-500">No documents attached.</p>';
+                if (entry.documents && entry.documents.length > 0) {
+                    docsHtml = entry.documents.map(doc =>
+                        `<a href="${doc.data}" download="${doc.name}" class="text-indigo-600 hover:underline flex items-center gap-2">
+                            <i class="fas fa-file-alt"></i> ${doc.name}
+                        </a>`
+                    ).join('');
+                }
+                // Build modal HTML
+                const modalHtml = `
+                <div class="modal-overlay active" id="payment-modal-overlay">
+                    <div class="modal-content">
+                        <div class="p-6 space-y-4">
+                            <div class="flex justify-between items-center">
+                                <h3 class="text-xl font-bold text-gray-800">Payment Details</h3>
+                                <button type="button" class="action-btn-close"><i class="fas fa-times"></i></button>
+                            </div>
+                            <div class="grid grid-cols-2 gap-4 text-sm p-4 bg-gray-50 rounded-lg">
+                                <div><p class="text-gray-500">User</p><p class="font-semibold">${entry.userName}</p></div>
+                                ${entry.phone ? `<div><p class="text-gray-500">Phone</p><p class="font-semibold">${entry.phone}</p></div>` : ''}
+                                ${entry.address ? `<div class="col-span-2"><p class="text-gray-500">Address</p><p class="font-semibold">${entry.address}</p></div>` : ''}
+                            </div>
+                            <div class="grid grid-cols-3 gap-4 text-center">
+                                <div class="p-2 rounded-lg bg-indigo-50"><p class="text-sm">Total Loan</p><p class="font-bold">${formatCurrency(entry.totalAmount)}</p></div>
+                                <div class="p-2 rounded-lg bg-green-50"><p class="text-sm">Paid</p><p class="font-bold text-green-600">${formatCurrency(paidAmount)}</p></div>
+                                <div class="p-2 rounded-lg bg-red-50"><p class="text-sm">Remaining</p><p class="font-bold text-red-600">${formatCurrency(remaining)}</p></div>
+                            </div>
+                            <div class="border-t pt-4 space-y-3">
+                                <h4 class="font-semibold">Installment Details</h4>
+                                <div class="grid grid-cols-3 gap-4 text-sm text-center">
+                                    <div><p class="text-gray-500">Next Payment</p><p class="font-semibold">${nextPaymentDateStr}</p></div>
+                                    <div><p class="text-gray-500">Installment</p><p class="font-semibold">${formatCurrency(entry.installmentAmount)}</p></div>
+                                    <div><p class="text-gray-500">Total Installments</p><p class="font-semibold">${totalInstallments}</p></div>
+                                </div>
+                            </div>
+                            <div class="border-t pt-4 space-y-2">
+                                <h4 class="font-semibold">Documents</h4>
+                                ${docsHtml}
+                            </div>
+                            <div class="border-t pt-4">
+                                <h4 class="font-semibold mb-2">Payment History</h4>
+                                <div class="max-h-32 overflow-y-auto pr-2" id="payment-history-list"></div>
+                            </div>
+                            <form id="add-payment-form" data-id="${id}" class="flex gap-3 pt-4 border-t">
+                                <input type="number" name="amount" class="form-input flex-grow" placeholder="Amount (Rs.)" required>
+                                <button type="submit" class="btn bg-green-600 text-white hover:bg-green-700">Add</button>
+                            </form>
+                        </div>
+                    </div>
+                </div>`;
+                openModal(modalHtml);
+                this.renderHistory(entry);
+                // Add submit listener for this specific form
+                document.getElementById('add-payment-form').addEventListener('submit', this.addPayment);
+            },
+            renderHistory: (entry) => {
+                 const list = document.getElementById('payment-history-list');
+                 list.innerHTML = '';
+                 if (entry.payments.length === 0) {
+                     list.innerHTML = '<p class="text-sm text-gray-500">No payments recorded.</p>';
+                     return;
+                 }
+                 [...entry.payments].reverse().forEach(p => {
+                     const item = document.createElement('div');
+                     item.className = 'text-sm flex justify-between items-center p-2 rounded hover:bg-gray-100';
+                     item.innerHTML = `
+                        <div>
+                            <p class="font-semibold">${formatCurrency(p.amount)}</p>
+                            <p class="text-xs text-gray-500">${new Date(p.date).toLocaleString()}</p>
+                        </div>
+                        ${p.isInitial ? '<span class="text-xs font-bold text-blue-600">DOWN PAYMENT</span>' : ''}
+                     `;
+                     list.appendChild(item);
+                 });
+            },
+            addPayment: (e) => {
+                e.preventDefault();
+                const form = e.target;
+                const id = form.dataset.id;
+                const entry = entries.find(e => e.id == id);
+                const amount = parseFloat(form.elements.amount.value);
+                if (!entry || isNaN(amount) || amount <= 0) return;
+                entry.payments.push({ id: Date.now(), date: new Date().toISOString(), amount });
                 saveData();
+                this.open(id); // Re-open the modal to refresh it
                 renderTable();
             }
         };
+        openPaymentModal = paymentModalLogic.open.bind(paymentModalLogic);
+        updateCounts = () => {
+             document.getElementById('count-all').textContent = entries.length;
+             document.getElementById('count-device').textContent = entries.filter(e => e.type === 'device').length;
+             document.getElementById('count-loan').textContent = entries.filter(e => e.type === 'loan').length;
         };
+        showToast = (message, type = 'info') => {
+            const container = document.getElementById('toast-container');
+            const toast = document.createElement('div');
+            const icons = { success: 'fa-check-circle', error: 'fa-times-circle', info: 'fa-info-circle', warning: 'fa-exclamation-triangle' };
+            toast.className = `toast ${type} flex items-center space-x-3`;
+            toast.innerHTML = `<i class="fas ${icons[type]}"></i><span>${message}</span>`;
+            container.prepend(toast);
+            setTimeout(() => toast.classList.add('show'), 10);
+            setTimeout(() => {
+                toast.classList.remove('show');
+                toast.addEventListener('transitionend', () => toast.remove());
+            }, 3000);
+        };
+        initializeSampleData = () => {
+             if (localStorage.getItem('loanAndDeviceApp_v2')) return;
              entries = [
+                { id: 1, type: 'loan', userName: 'Shehroz Ali', totalAmount: 500000, installmentDay: 22, installmentAmount: 20000, phone: '0300-1234567', address: '123 Main St, Karachi', loanPurpose: 'Car Purchase', payments: [{id: 101, date: new Date().toISOString(), amount: 50000, isInitial: true}], documents: [], addedTime: new Date().toISOString(), status: 'Active' },
+                { id: 2, type: 'device', userName: 'Fatima Jilani', totalAmount: 15000, mac: 'AA:BB:CC:11:22:33', deviceName: 'Office Router', payments: [], addedTime: new Date().toISOString(), status: 'Active' }
              ];
              saveData();
         };
         initializeSampleData();
         renderTable();
     });
     </script>
 </body>