{% extends 'base.html' %}
{% load static i18n %}

{% block title %}{% blocktrans %}Document Review Stage - {{ job.title }} - University ATS{% endblocktrans %}{% endblock %}

{% block content %}

<div class="p-3 sm:p-4 lg:p-8">
    <!-- Page Header -->
    <div class="flex flex-col sm:flex-row justify-between items-start sm:items-center mb-6 gap-4">
        <div>
            <h1 class="text-2xl sm:text-3xl font-bold text-temple-dark mb-2 flex items-center gap-2">
                <i data-lucide="file-alt" class="w-6 h-6 sm:w-7 sm:h-7"></i>
                {% trans "Document Review" %}
            </h1>
            <p class="text-gray-500 text-sm sm:text-base">
                {% trans "Job:" %} {{ job.title }}
                <span class="inline-block ml-2 px-2 py-0.5 bg-gray-200 text-gray-700 rounded-full text-xs font-normal">
                    {{ job.internal_job_id }}
                </span>
            </p>
        </div>
        <div class="flex gap-2 w-full sm:w-auto">
            <a href="{% url 'job_detail' job.slug %}" 
               class="flex items-center gap-2 px-4 py-2 border-2 border-temple-red text-temple-red rounded-lg hover:bg-temple-red hover:text-white transition text-sm font-medium">
                <i data-lucide="arrow-left" class="w-4 h-4"></i>
                <span class="hidden sm:inline">{% trans "Back to Job" %}</span>
            </a>
        </div>
    </div>

    <!-- Applicant Tracking Timeline -->
    <div class="mb-6">
        {% include 'jobs/partials/applicant_tracking.html' %}
    </div>

    <!-- Search and Filter Controls -->
    <div class="bg-gray-50 border border-gray-200 rounded-xl p-4 sm:p-6 mb-6">
        <h4 class="text-lg font-bold text-temple-dark mb-4 flex items-center gap-2">
            <i data-lucide="search" class="w-5 h-5"></i> 
            {% trans "Search Applications" %}
        </h4>
        <form method="GET" class="mb-0">
            <div class="flex flex-col sm:flex-row gap-3 items-end">
                <div class="flex-1 w-full sm:w-auto">
                    <input type="text"
                           name="q"
                           class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-temple-red focus:border-transparent text-sm"
                           value="{{ search_query }}"
                           placeholder="{% trans 'Search by name, email...' %}"
                           style="min-width: 250px;">
                </div>
                <div class="flex-1 w-full sm:w-auto">
                    <button type="submit" 
                            class="w-full sm:w-auto px-4 py-2 bg-temple-red text-white rounded-lg hover:bg-temple-red/90 transition text-sm font-medium flex items-center justify-center gap-2">
                        <i data-lucide="search" class="w-4 h-4"></i> 
                        {% trans "Search" %}
                    </button>
                </div>
            </div>
        </form>
    </div>

    <!-- Application List Header -->
    <div class="flex flex-col sm:flex-row justify-between items-start sm:items-center mb-4 gap-3">
        <h2 class="text-xl font-bold text-temple-dark flex items-center gap-2">
            <i data-lucide="users" class="w-5 h-5"></i> 
            {% trans "Applications Ready for Document Review" %}
            <span class="ml-2 px-2 py-1 bg-temple-red text-white text-xs rounded-full">
                {{ applications|length }}
            </span>
        </h2>
    </div>

    <!-- Main Card -->
    <div class="bg-white border border-gray-200 rounded-xl shadow-sm overflow-hidden">
        <!-- Bulk Action Bar -->
        {% if applications %}
            <div class="p-3 sm:p-4 bg-gray-50 border-b border-gray-200">
                <div class="flex flex-col sm:flex-row gap-3 sm:gap-4 items-end">
                    <!-- Stage Change Form -->
                    <form hx-boost="true" hx-include="#application-form" 
                          action="{% url 'application_update_status' job.slug %}" 
                          method="post" 
                          class="flex items-end gap-2 flex-1 w-full sm:w-auto">
                        {% csrf_token %}
                        
                        <div class="flex-1 w-full sm:w-auto">
                            <select name="mark_as" id="update_status" 
                                    class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-temple-red focus:border-transparent text-sm">
                                <option selected>----------</option>
                                <option value="Offer">{% trans "To Offer" %}</option>
                                <option value="Interview">{% trans "To Interview" %}</option>
                            </select>
                        </div>
                        
                        <button id="changeStage" type="submit" 
                                class="px-4 py-2 bg-temple-red text-white rounded-lg hover:bg-temple-red/90 transition text-sm font-medium flex items-center justify-center gap-2">
                            <i data-lucide="arrow-right" class="w-4 h-4"></i> 
                            {% trans "Change Stage" %}
                        </button>
                    </form>

                    <div class="hidden sm:block w-px h-7 bg-gray-300"></div>

                    <!-- Email Button -->
                    <button id="emailBotton" type="button" 
                            class="flex-1 w-full sm:w-auto px-4 py-2 border-2 border-temple-red text-temple-red rounded-lg hover:bg-temple-red hover:text-white transition text-sm font-medium flex items-center justify-center gap-2"
                            onclick="openEmailModal()"
                            title="{% trans 'Email Participants' %}">
                        <i data-lucide="mail" class="w-4 h-4"></i>
                    </button>
                </div>
            </div>
        {% endif %}

        <!-- Table -->
        <div class="overflow-x-auto">
            <form id="application-form" action="{% url 'application_update_status' job.slug %}" method="get">
                {% csrf_token %}
                <table class="w-full border-collapse">
                    <thead class="bg-gray-50">
                        <tr>
                            <th class="px-4 py-3 text-left text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[2%]">
                                {% if applications %}
                                    <div class="flex items-center">
                                        <input type="checkbox" class="h-4 w-4 text-temple-red rounded border-gray-300 focus:ring-temple-red" id="selectAllCheckbox">
                                    </div>
                                {% endif %}
                            </th>
                            <th class="px-4 py-3 text-left text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[20%]">
                                <i data-lucide="user" class="w-3 h-3 inline mr-1"></i> {% trans "Name" %}
                            </th>
                            <th class="px-4 py-3 text-left text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[15%]">
                                <i data-lucide="mail" class="w-3 h-3 inline mr-1"></i> {% trans "Contact Info" %}
                            </th>
                            <th class="px-4 py-3 text-left text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[15%]">
                                <i data-lucide="briefcase" class="w-3 h-3 inline mr-1"></i> {% trans "Current Stage" %}
                            </th>
                            <th class="px-4 py-3 text-left text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[28%]">
                                <i data-lucide="file-alt" class="w-3 h-3 inline mr-1"></i> {% trans "Documents" %}
                            </th>
                            <th class="px-4 py-3 text-center text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[10%]">
                                <i data-lucide="sticky-note" class="w-3 h-3 inline mr-1"></i> {% trans "Notes" %}
                            </th>
                            <th class="px-4 py-3 text-center text-xs font-semibold text-temple-dark border-b-2 border-temple-red w-[10%]">
                                <i data-lucide="settings" class="w-3 h-3 inline mr-1"></i> {% trans "Actions" %}
                            </th>
                        </tr>
                    </thead>
                    <tbody>
                        {% for application in applications %}
                        <tr class="hover:bg-gray-50 transition-colors">
                            <td class="px-4 py-3 border-b border-gray-200">
                                <div class="flex items-center">
                                    <input name="candidate_ids" value="{{ application.id }}" 
                                           type="checkbox" 
                                           class="h-4 w-4 text-temple-red rounded border-gray-300 focus:ring-temple-red rowCheckbox" 
                                           id="application-{{ application.id }}">
                                </div>
                            </td>
                            <td class="px-4 py-3 border-b border-gray-200">
                                <div class="font-semibold text-temple-dark">
                                    {{ application.person.first_name }} {{ application.person.last_name }}
                                </div>
                            </td>
                            <td class="px-4 py-3 border-b border-gray-200">
                                <div class="text-xs text-gray-500">
                                    <i data-lucide="mail" class="w-3 h-3 inline mr-1"></i> {{ application.person.email }}<br>
                                    <i data-lucide="phone" class="w-3 h-3 inline mr-1"></i> {{ application.person.phone|default:"--" }}
                                </div>
                            </td>
                            <td class="px-4 py-3 border-b border-gray-200">
                                <span class="inline-block px-2 py-1 bg-temple-red text-white text-xs font-bold rounded-md">
                                    {% trans "Interview Completed" %}
                                </span>
                            </td>
                            <td class="px-4 py-3 border-b border-gray-200">
                                {% with documents=application.documents.all %}
                                    {% if documents %}
                                        <div class="space-y-1">
                                            {% for document in documents %}
                                                <div class="flex items-center justify-between gap-2 py-1">
                                                    <div class="flex items-center gap-2 flex-1">
                                                        <i data-lucide="file" class="w-4 h-4 text-gray-400"></i>
                                                        <span class="text-sm font-medium text-gray-900">{{ document.get_document_type_display }}</span>
                                                    </div>
                                                    <a href="{{ document.file.url }}"
                                                       target="_blank"
                                                       class="text-xs px-2 py-1 border-2 border-temple-red text-temple-red rounded hover:bg-temple-red hover:text-white transition"
                                                       title="{% trans 'Download document' %}">
                                                        <i data-lucide="download" class="w-3 h-3"></i>
                                                    </a>
                                                </div>
                                            {% endfor %}
                                        </div>
                                    {% else %}
                                        <div class="text-center py-2 text-gray-400 italic">
                                            <i data-lucide="alert-triangle" class="w-4 h-4 inline mr-1"></i>
                                            {% trans "No documents uploaded" %}
                                        </div>
                                    {% endif %}
                                {% endwith %}
                            </td>
                            <td class="px-4 py-3 border-b border-gray-200 text-center">
                                <button type="button" 
                                        class="px-3 py-1.5 border-2 border-temple-red text-temple-red rounded-lg hover:bg-temple-red hover:text-white transition text-xs font-medium"
                                        onclick="openNoteModal('{% url 'application_add_note' application.slug %}')"
                                        title="{% trans 'Add Note' %}">
                                    <i data-lucide="plus-circle" class="w-3 h-3"></i>
                                    {% trans "Add note" %}
                                </button>
                            </td>
                            <td class="px-4 py-3 border-b border-gray-200 text-center">
                                <button type="button" 
                                        class="px-3 py-1.5 border-2 border-gray-300 text-gray-600 rounded-lg hover:border-temple-red hover:text-temple-red transition text-xs font-medium"
                                        onclick="openCandidateModal('{% url 'application_criteria_view_htmx' application.pk %}')"
                                        title="{% trans 'View Profile' %}">
                                    <i data-lucide="eye" class="w-3 h-3"></i>
                                </button>
                            </td>
                        </tr>
                        {% endfor %}
                    </tbody>
                </table>
                
                {% if not applications %}
                    <div class="p-8 text-center bg-blue-50 border border-blue-200 rounded-lg m-4">
                        <i data-lucide="info" class="w-8 h-8 text-blue-500 mx-auto mb-2"></i>
                        <p class="text-blue-700 text-sm">{% trans "No applications are currently ready for document review." %}</p>
                    </div>
                {% endif %}
            </form>
        </div>
    </div>
</div>

<!-- Candidate View Modal -->
<div id="candidateviewModal" class="fixed inset-0 z-50 hidden" aria-labelledby="candidateviewModalLabel" role="dialog" aria-modal="true">
    <!-- Backdrop -->
    <div class="absolute inset-0 bg-black/50 backdrop-blur-sm" onclick="closeCandidateModal()"></div>
    
    <!-- Modal Content -->
    <div class="relative z-10 flex min-h-screen items-center justify-center p-4">
        <div class="bg-white border border-gray-200 rounded-xl shadow-lg w-full max-w-4xl max-h-[90vh] overflow-hidden flex flex-col">
            <div class="flex justify-between items-center px-6 py-4 border-b border-gray-200">
                <h5 class="text-lg font-bold text-temple-dark" id="candidateviewModalLabel">
                    {% trans "Application Details" %}
                </h5>
                <button type="button" class="text-gray-400 hover:text-gray-600 transition p-1" onclick="closeCandidateModal()" aria-label="Close">
                    <i data-lucide="x" class="w-5 h-5"></i>
                </button>
            </div>
            <div id="candidateviewModalBody" class="flex-1 overflow-y-auto p-6">
                <div class="text-center py-10 text-gray-500">
                    <i data-lucide="loader-2" class="w-10 h-10 animate-spin mx-auto mb-3 text-temple-red"></i>
                    <p>{% trans "Loading application data..." %}</p>
                </div>
            </div>
            <div class="px-6 py-4 border-t border-gray-200 bg-gray-50">
                <button type="button" class="w-full px-4 py-2 border-2 border-gray-300 text-gray-600 rounded-lg hover:border-temple-red hover:text-temple-red transition text-sm font-medium" onclick="closeCandidateModal()">
                    {% trans "Close" %}
                </button>
            </div>
        </div>
    </div>
</div>

<!-- Email Modal -->
<div id="emailModal" class="fixed inset-0 z-50 hidden" aria-labelledby="emailModalLabel" role="dialog" aria-modal="true">
    <!-- Backdrop -->
    <div class="absolute inset-0 bg-black/50 backdrop-blur-sm" onclick="closeEmailModal()"></div>
    
    <!-- Modal Content -->
    <div class="relative z-10 flex min-h-screen items-center justify-center p-4">
        <div class="bg-white border border-gray-200 rounded-xl shadow-lg w-full max-w-4xl max-h-[90vh] overflow-hidden flex flex-col">
            <div class="flex justify-between items-center px-6 py-4 border-b border-gray-200">
                <h5 class="text-lg font-bold text-temple-dark" id="emailModalLabel">
                    <i data-lucide="mail" class="w-5 h-5 inline mr-2"></i>{% trans "Compose Email" %}
                </h5>
                <button type="button" class="text-gray-400 hover:text-gray-600 transition p-1" onclick="closeEmailModal()" aria-label="Close">
                    <i data-lucide="x" class="w-5 h-5"></i>
                </button>
            </div>
            <div id="emailModalBody" class="flex-1 overflow-y-auto p-6">
                <div class="text-center py-10 text-gray-500">
                    <i data-lucide="loader-2" class="w-10 h-10 animate-spin mx-auto mb-3 text-temple-red"></i>
                    <p>{% trans "Loading email form..." %}</p>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Note Modal -->
<div id="noteModal" class="fixed inset-0 z-50 hidden" aria-labelledby="noteModalLabel" role="dialog" aria-modal="true">
    <!-- Backdrop -->
    <div class="absolute inset-0 bg-black/50 backdrop-blur-sm" onclick="closeNoteModal()"></div>
    
    <!-- Modal Content -->
    <div class="relative z-10 flex min-h-screen items-center justify-center p-4">
        <div class="bg-white border border-gray-200 rounded-xl shadow-lg w-full max-w-4xl max-h-[90vh] overflow-hidden flex flex-col">
            <div class="flex justify-between items-center px-6 py-4 border-b border-gray-200">
                <h5 class="text-lg font-bold text-temple-dark" id="noteModalLabel">
                    <i data-lucide="sticky-note" class="w-5 h-5 inline mr-2"></i>{% trans "Add Note" %}
                </h5>
                <button type="button" class="text-gray-400 hover:text-gray-600 transition p-1" onclick="closeNoteModal()" aria-label="Close">
                    <i data-lucide="x" class="w-5 h-5"></i>
                </button>
            </div>
            <div id="noteModalBody" class="flex-1 overflow-y-auto p-6">
                <div class="text-center py-10 text-gray-500">
                    <i data-lucide="loader-2" class="w-10 h-10 animate-spin mx-auto mb-3 text-temple-red"></i>
                    <p>{% trans "Loading note form..." %}</p>
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Stage Confirmation Modal -->
<div id="stageConfirmationModal" class="fixed inset-0 z-50 hidden" aria-labelledby="stageConfirmationModalLabel" role="dialog" aria-modal="true">
    <!-- Backdrop -->
    <div class="absolute inset-0 bg-black/50 backdrop-blur-sm" onclick="closeStageConfirmationModal()"></div>
    
    <!-- Modal Content -->
    <div class="relative z-10 flex min-h-screen items-center justify-center p-4">
        <div class="bg-white border border-gray-200 rounded-xl shadow-lg w-full max-w-lg">
            <div class="flex justify-between items-center px-6 py-4 border-b border-gray-200">
                <h5 class="text-lg font-bold text-temple-dark" id="stageConfirmationModalLabel">
                    <i data-lucide="info" class="w-5 h-5 inline mr-2"></i>{% trans "Confirm Stage Change" %}
                </h5>
                <button type="button" class="text-gray-400 hover:text-gray-600 transition p-1" onclick="closeStageConfirmationModal()" aria-label="Close">
                    <i data-lucide="x" class="w-5 h-5"></i>
                </button>
            </div>
            <div class="p-6">
                <div class="flex items-center justify-center py-3 mb-3">
                    <i data-lucide="arrow-right-left" class="w-16 h-16 text-temple-red"></i>
                </div>
                <p class="text-center mb-2 text-base text-gray-800">
                    <span id="stageConfirmationMessage">{% trans "Are you sure you want to change to this stage?" %}</span>
                </p>
                <div class="bg-blue-50 border border-blue-200 text-blue-800 px-4 py-3 rounded-lg text-center" role="alert">
                    <i data-lucide="user-check" class="w-4 h-4 inline mr-2"></i>
                    <span class="font-semibold">{% trans "Selected Stage:" %}</span>
                    <span id="targetStageName" class="font-bold">{% trans "--" %}</span>
                </div>
            </div>
            <div class="px-6 py-4 border-t border-gray-200 flex justify-end gap-2">
                <button type="button" class="px-4 py-2 border-2 border-gray-300 text-gray-600 rounded-lg hover:border-temple-red hover:text-temple-red transition text-sm font-medium" onclick="closeStageConfirmationModal()">
                    <i data-lucide="x" class="w-4 h-4 inline mr-1"></i>{% trans "Cancel" %}
                </button>
                <button type="button" class="px-4 py-2 bg-temple-red text-white rounded-lg hover:bg-temple-red/90 transition text-sm font-medium" id="confirmStageChangeButton">
                    <i data-lucide="check" class="w-4 h-4 inline mr-1"></i>{% trans "Confirm" %}
                </button>
            </div>
        </div>
    </div>
</div>

{% endblock %}

{% block customJS %}
<script>
    // Reinitialize Lucide icons after content loads
    document.addEventListener('DOMContentLoaded', function () {
        if (typeof lucide !== 'undefined') {
            lucide.createIcons();
        }
    });

    // ========================================
    // Modal Functions
    // ========================================
    
    function openCandidateModal(url) {
        const modal = document.getElementById('candidateviewModal');
        const modalBody = document.getElementById('candidateviewModalBody');
        
        // Reset content
        modalBody.innerHTML = `
            <div class="text-center py-10 text-gray-500">
                <i data-lucide="loader-2" class="w-10 h-10 animate-spin mx-auto mb-3 text-temple-red"></i>
                <p>{% trans "Loading application data..." %}</p>
            </div>
        `;
        
        // Show modal
        modal.classList.remove('hidden');
        document.body.style.overflow = 'hidden';
        
        // Load content via HTMX
        if (url && typeof htmx !== 'undefined') {
            htmx.ajax('GET', url, {target: '#candidateviewModalBody', swap: 'innerHTML'});
        }
        
        // Reinitialize icons
        setTimeout(() => {
            if (typeof lucide !== 'undefined') lucide.createIcons();
        }, 100);
    }
    
    function closeCandidateModal() {
        const modal = document.getElementById('candidateviewModal');
        modal.classList.add('hidden');
        document.body.style.overflow = '';
    }
    
    function openEmailModal() {
        const modal = document.getElementById('emailModal');
        const modalBody = document.getElementById('emailModalBody');
        const applicationForm = document.getElementById('application-form');
        const url = '{% url "compose_application_email" job.slug %}';
        
        // Reset content
        modalBody.innerHTML = `
            <div class="text-center py-10 text-gray-500">
                <i data-lucide="loader-2" class="w-10 h-10 animate-spin mx-auto mb-3 text-temple-red"></i>
                <p>{% trans "Loading email form..." %}</p>
            </div>
        `;
        
        // Show modal
        modal.classList.remove('hidden');
        document.body.style.overflow = 'hidden';
        
        // Load content via HTMX with form data
        if (url && typeof htmx !== 'undefined' && applicationForm) {
            htmx.ajax('GET', url, {
                target: '#emailModalBody',
                swap: 'innerHTML',
                values: htmx.values(applicationForm)
            });
        }
        
        // Reinitialize icons
        setTimeout(() => {
            if (typeof lucide !== 'undefined') lucide.createIcons();
        }, 100);
    }
    
    function closeEmailModal() {
        const modal = document.getElementById('emailModal');
        modal.classList.add('hidden');
        document.body.style.overflow = '';
    }
    
    function openNoteModal(url) {
        const modal = document.getElementById('noteModal');
        const modalBody = document.getElementById('noteModalBody');
        
        // Reset content
        modalBody.innerHTML = `
            <div class="text-center py-10 text-gray-500">
                <i data-lucide="loader-2" class="w-10 h-10 animate-spin mx-auto mb-3 text-temple-red"></i>
                <p>{% trans "Loading note form..." %}</p>
            </div>
        `;
        
        // Show modal
        modal.classList.remove('hidden');
        document.body.style.overflow = 'hidden';
        
        // Load content via HTMX
        if (url && typeof htmx !== 'undefined') {
            htmx.ajax('GET', url, {target: '#noteModalBody', swap: 'innerHTML'});
        }
        
        // Reinitialize icons
        setTimeout(() => {
            if (typeof lucide !== 'undefined') lucide.createIcons();
        }, 100);
    }
    
    function closeNoteModal() {
        const modal = document.getElementById('noteModal');
        modal.classList.add('hidden');
        document.body.style.overflow = '';
    }
    
    function openStageConfirmationModal(selectedStage) {
        const modal = document.getElementById('stageConfirmationModal');
        const messageElement = document.getElementById('stageConfirmationMessage');
        const targetStageElement = document.getElementById('targetStageName');
        
        // Update confirmation message
        if (messageElement && targetStageElement) {
            const checkedCount = Array.from(document.querySelectorAll('.rowCheckbox:checked')).length;
            if (checkedCount > 0) {
                messageElement.textContent = `{% trans "Are you sure you want to move" %} ${checkedCount} {% trans "candidate(s) to this stage?" %}`;
                targetStageElement.textContent = selectedStage;
            } else {
                messageElement.textContent = '{% trans "Please select at least one candidate." %}';
                targetStageElement.textContent = '--';
            }
        }
        
        // Show modal
        modal.classList.remove('hidden');
        document.body.style.overflow = 'hidden';
    }
    
    function closeStageConfirmationModal() {
        const modal = document.getElementById('stageConfirmationModal');
        modal.classList.add('hidden');
        document.body.style.overflow = '';
    }
    
    // ========================================
    // Checkbox and Form Logic
    // ========================================
    document.addEventListener('DOMContentLoaded', function () {
        const selectAllCheckbox = document.getElementById('selectAllCheckbox');
        const rowCheckboxes = document.querySelectorAll('.rowCheckbox');
        const changeStageButton = document.getElementById('changeStage');
        const emailButton = document.getElementById('emailBotton');
        const updateStatus = document.getElementById('update_status');
        const confirmStageChangeButton = document.getElementById('confirmStageChangeButton');
        let isConfirmed = false;

        if (selectAllCheckbox) {
            // Function to safely update header checkbox state
            function updateSelectAllState() {
                const checkedCount = Array.from(rowCheckboxes).filter(cb => cb.checked).length;
                const totalCount = rowCheckboxes.length;

                if (checkedCount === 0) {
                    selectAllCheckbox.checked = false;
                    selectAllCheckbox.indeterminate = false;
                    if (changeStageButton) changeStageButton.disabled = true;
                    if (emailButton) emailButton.disabled = true;
                    if (updateStatus) updateStatus.disabled = true;
                } else if (checkedCount === totalCount) {
                    selectAllCheckbox.checked = true;
                    selectAllCheckbox.indeterminate = false;
                    if (changeStageButton) changeStageButton.disabled = false;
                    if (emailButton) emailButton.disabled = false;
                    if (updateStatus) updateStatus.disabled = false;
                } else {
                    selectAllCheckbox.checked = false;
                    selectAllCheckbox.indeterminate = true;
                    if (changeStageButton) changeStageButton.disabled = false;
                    if (emailButton) emailButton.disabled = false;
                    if (updateStatus) updateStatus.disabled = false;
                }
            }

            // Logic for 'Select All' checkbox
            selectAllCheckbox.addEventListener('change', function () {
                const isChecked = selectAllCheckbox.checked;

                rowCheckboxes.forEach(checkbox => checkbox.removeEventListener('change', updateSelectAllState));

                rowCheckboxes.forEach(function (checkbox) {
                    checkbox.checked = isChecked;
                    checkbox.dispatchEvent(new Event('change', { bubbles: true }));
                });

                rowCheckboxes.forEach(checkbox => checkbox.addEventListener('change', updateSelectAllState));
                updateSelectAllState();
            });

            rowCheckboxes.forEach(function (checkbox) {
                checkbox.addEventListener('change', updateSelectAllState);
            });

            updateSelectAllState();
        }

        // Stage Confirmation Logic
        if (changeStageButton) {
            changeStageButton.addEventListener('click', function(event) {
                const selectedStage = updateStatus.value;
                
                if (selectedStage && selectedStage.trim() !== '') {
                    if (!isConfirmed) {
                        event.preventDefault();
                        openStageConfirmationModal(selectedStage);
                        return false;
                    }
                    isConfirmed = false;
                }
            });

            if (confirmStageChangeButton) {
                confirmStageChangeButton.addEventListener('click', function() {
                    closeStageConfirmationModal();
                    isConfirmed = true;
                    changeStageButton.click();
                });
            }
        }
        
        // Close modals on escape key
        document.addEventListener('keydown', function(e) {
            if (e.key === 'Escape') {
                closeCandidateModal();
                closeEmailModal();
                closeNoteModal();
                closeStageConfirmationModal();
            }
        });
    });
</script>
{% endblock %}