<?php
/**
 * Administrative UI Functions
 *
 * This file contains UI components that should only be accessible to administrators.
 * It is isolated from the common functions file to prevent information leakage
 * to student/faculty modules.
 */

require_once __DIR__ . '/functions.php';

/**
 * Renders the main Admin Sidebar
 */
function renderAdminSidebar()
{
    $currentPage = basename($_SERVER['PHP_SELF']);
    echo '
    <style>
        .sidebar {
            width: 280px;
            height: 100vh;
            background: linear-gradient(135deg, #232526, #414345);
            display: flex;
            flex-direction: column;
            align-items: center;
            padding-top: 20px;
            position: fixed;
            box-shadow: 3px 0 10px rgba(0, 0, 0, 0.2);
            overflow-y: auto;
            z-index: 1000;
        }
        .sidebar h4 {
            font-size: 22px;
            color: #f8f9fa;
            margin-bottom: 20px;
            text-transform: uppercase;
            font-weight: 600;
            letter-spacing: 1px;
            text-align: center;
            border-bottom: 2px solid rgba(255, 255, 255, 0.3);
            padding-bottom: 10px;
            width: 80%;
        }
        .nav-section {
            width: 100%;
            margin-bottom: 15px;
        }
        .nav-section-title {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            text-transform: uppercase;
            font-weight: 600;
            letter-spacing: 1px;
            text-align: center;
            margin: 15px 0 10px 0;
            padding: 5px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            width: 80%;
            margin-left: auto;
            margin-right: auto;
        }
        .sidebar a {
            color: #ffffff;
            padding: 12px 20px;
            margin: 4px 0;
            width: 80%;
            text-align: center;
            display: block;
            text-decoration: none;
            font-size: 16px;
            font-weight: 500;
            border-radius: 6px;
            transition: all 0.3s ease-in-out;
            position: relative;
        }
        .sidebar a:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: scale(1.05);
        }
        .sidebar a.active {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            font-weight: 600;
        }
        .sidebar a.active::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: #0d6efd;
            border-radius: 0 4px 4px 0;
        }
        .sidebar::-webkit-scrollbar { width: 6px; }
        .sidebar::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.1); }
        .sidebar::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.3); border-radius: 3px; }

        @media screen and (max-width: 768px) {
            .sidebar { width: 220px; }
        }
        @media screen and (max-width: 576px) {
            .sidebar { width: 100%; height: auto; position: relative; }
            .sidebar a { display: inline-block; width: auto; }
        }
    </style>
    <div class="sidebar">
        <h4>Admin Portal</h4>
        <div class="nav-section">
            <div class="nav-section-title">Dashboard</div>
            <a href="admin_home.php" class="' . ($currentPage == 'admin_home.php' ? 'active' : '') . '">Home</a>
        </div>
        <div class="nav-section">
            <div class="nav-section-title">Database</div>
            <a href="admin_full_table_edit_dropdown_unique.php" class="' . ($currentPage == 'admin_full_table_edit_dropdown_unique.php' ? 'active' : '') . '">Database Explorer</a>
            <a href="admin_full_table_edit_textbox.php" class="' . ($currentPage == 'admin_full_table_edit_textbox.php' ? 'active' : '') . '">Explorer Textbox</a>
            <a href="admin_full_table_edit.php" class="' . ($currentPage == 'admin_full_table_edit.php' ? 'active' : '') . '">Explorer Edit</a>
            <a href="admin_full_table_raw_query.php" class="' . ($currentPage == 'admin_full_table_raw_query.php' ? 'active' : '') . '">Raw Query</a>
            <a href="admin_change_password.php" class="' . ($currentPage == 'admin_change_password.php' ? 'active' : '') . '">Change Password</a>
            <a href="admin_add_faculty.php" class="' . ($currentPage == 'admin_add_faculty.php' ? 'active' : '') . '">Add Faculty</a>
            <a href="admin_imports.php" class="' . ($currentPage == 'admin_imports.php' ? 'active' : '') . '">Import Data</a>
        </div>
        <div class="nav-section">
            <div class="nav-section-title">Feedback</div>
            <a href="feedback_view_admin_old.php" class="' . ($currentPage == 'feedback_view_admin_old.php' ? 'active' : '') . '">Feedback Viewer</a>
        </div>
        <div class="nav-section">
            <div class="nav-section-title">Transcripts</div>
            <a href="job.php" class="' . ($currentPage == 'job.php' ? 'active' : '') . '">Job Management</a>
            <a href="generate_transcripts_old.php" class="' . ($currentPage == 'generate_transcripts_old.php' ? 'active' : '') . '">Transcript Generator</a>
        </div>
        <div class="nav-section" style="margin-top: auto; padding-bottom: 20px;">
            <a href="../../logout.php" style="background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.3);">Logout</a>
        </div>
    </div>
    ';
}

/**
 * Renders the Admin Hostel Sidebar (Moved for isolation)
 */
function renderAdminHostelSidebar()
{
    $currentPage = basename($_SERVER['PHP_SELF']);
    echo '
    <style>
        .sidebar {
            width: 290px;
            background: linear-gradient(180deg, #ffffff 0%, #f8faff 100%);
            color: #0d1117;
            min-height: 100vh;
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            overflow-y: auto;
            border-right: 1px solid #e1e4e8;
            z-index: 1000;
        }
        .sidebar-header {
            padding: 24px;
            background: #ffffff;
            border-bottom: 1px solid #e1e4e8;
            margin-bottom: 16px;
        }
        .sidebar-header h4 {
            margin: 0;
            font-size: 1.25rem;
            font-weight: 700;
            color: #0d6efd;
            letter-spacing: -0.5px;
        }
        .nav-link {
            display: flex;
            align-items: center;
            padding: 12px 24px;
            color: #444d56;
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.2s ease;
            border-left: 4px solid transparent;
        }
        .nav-link:hover {
            background-color: #f1f8ff;
            color: #0366d6;
        }
        .nav-link.active {
            background-color: #f1f8ff;
            color: #0366d6;
            border-left-color: #0366d6;
            font-weight: 600;
        }
        .nav-section-label {
            padding: 16px 24px 8px;
            font-size: 0.75rem;
            font-weight: 600;
            color: #959da5;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
    </style>
    <div class="sidebar">
        <div class="sidebar-header">
            <h4>Hostel Admin</h4>
        </div>
        <div class="nav-section-label">Management</div>
        <a href="admin_hostel_students.php" class="nav-link ' . ($currentPage == 'admin_hostel_students.php' ? 'active' : '') . '">Student Records</a>
        <a href="admin_hostel_rooms.php" class="nav-link ' . ($currentPage == 'admin_hostel_rooms.php' ? 'active' : '') . '">Room Allocation</a>
        <a href="admin_complaints.php" class="nav-link ' . ($currentPage == 'admin_complaints.php' ? 'active' : '') . '">Complaints</a>

        <div class="nav-section-label">Mess & Leaves</div>
        <a href="admin_mess_leaves_view.php" class="nav-link ' . ($currentPage == 'admin_mess_leaves_view.php' ? 'active' : '') . '">Mess Leaves</a>
        <a href="admin_consolidated_mess_leaves_view.php" class="nav-link ' . ($currentPage == 'admin_consolidated_mess_leaves_view.php' ? 'active' : '') . '">Consolidated Leaves</a>

        <div class="nav-section-label">Finance</div>
        <a href="admin_check_fines.php" class="nav-link ' . ($currentPage == 'admin_check_fines.php' ? 'active' : '') . '">Fines & Penalties</a>

        <div style="margin-top: auto; padding: 24px; border-top: 1px solid #e1e4e8;">
            <a href="../../logout.php" class="nav-link" style="color: #d73a49;">Sign Out</a>
        </div>
    </div>';
}