create: admin.html, admin.js, help.html, index.html, info.html, info.js, login.html, main.js, style.css, auth.js, package.json, server.js, sqllite.js
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Калугин Олег Александрович
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GitVerse
GitVerse
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458b1fa927
commit
3fbf7311d8
322
public/admin.js
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322
public/admin.js
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// public/admin.js – панель администратора
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let currentUser = null;
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let currentPreviewLessons = [];
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let allLessonsForFilters = []; // храним все уроки для построения зависимых фильтров
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document.addEventListener('DOMContentLoaded', async () => {
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await checkAuth();
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await loadFilterOptions();
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loadLessons();
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setupEventListeners();
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});
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async function checkAuth() {
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try {
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const res = await fetch('/api/me');
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const data = await res.json();
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if (!data.authenticated || data.user.role !== 'admin') {
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window.location.href = '/login.html';
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return;
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}
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currentUser = data.user;
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document.getElementById('userInfo').innerHTML = `👋 ${currentUser.full_name} (${currentUser.role})`;
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} catch (err) {
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window.location.href = '/login.html';
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}
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}
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// Загрузка опций для выпадающих списков фильтров (начальные)
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async function loadFilterOptions() {
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try {
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const [classes, teachers, topics] = await Promise.all([
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fetch('/api/filter-options/class-names').then(r => r.json()),
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fetch('/api/filter-options/teachers').then(r => r.json()),
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fetch('/api/filter-options/topics').then(r => r.json())
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]);
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window.allClassNames = classes;
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window.allTeachers = teachers;
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window.allTopics = topics;
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populateSelect('filterClass', window.allClassNames, 'Все классы');
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populateSelect('filterTeacher', window.allTeachers, 'Все учителя');
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populateSelect('filterTopic', window.allTopics, 'Все темы');
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} catch (err) {
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console.error('Ошибка загрузки опций фильтров', err);
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}
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}
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function populateSelect(selectId, options, defaultLabel) {
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const select = document.getElementById(selectId);
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if (!select) return;
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const currentValue = select.value;
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select.innerHTML = `<option value="">${defaultLabel}</option>`;
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options.forEach(opt => {
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const option = document.createElement('option');
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option.value = opt;
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option.textContent = opt;
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select.appendChild(option);
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});
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if (currentValue && options.includes(currentValue)) {
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select.value = currentValue;
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} else {
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select.value = '';
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}
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}
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// Обновление зависимых фильтров на основе текущих значений и allLessonsForFilters
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function updateDependentFilters() {
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const selectedClass = document.getElementById('filterClass').value;
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const selectedTeacher = document.getElementById('filterTeacher').value;
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const selectedTopic = document.getElementById('filterTopic').value;
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let filteredLessons = allLessonsForFilters;
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if (selectedClass) {
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filteredLessons = filteredLessons.filter(l => l.class_name === selectedClass);
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}
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if (selectedTeacher) {
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filteredLessons = filteredLessons.filter(l => l.teacher === selectedTeacher);
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}
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if (selectedTopic) {
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filteredLessons = filteredLessons.filter(l => l.topic === selectedTopic);
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}
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const availableClasses = [...new Set(filteredLessons.map(l => l.class_name))].sort();
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const availableTeachers = [...new Set(filteredLessons.map(l => l.teacher))].sort();
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const availableTopics = [...new Set(filteredLessons.map(l => l.topic).filter(t => t))].sort();
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const oldClass = document.getElementById('filterClass').value;
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const oldTeacher = document.getElementById('filterTeacher').value;
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const oldTopic = document.getElementById('filterTopic').value;
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populateSelect('filterClass', availableClasses, 'Все классы');
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populateSelect('filterTeacher', availableTeachers, 'Все учителя');
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populateSelect('filterTopic', availableTopics, 'Все темы');
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if (oldClass && availableClasses.includes(oldClass)) document.getElementById('filterClass').value = oldClass;
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else document.getElementById('filterClass').value = '';
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if (oldTeacher && availableTeachers.includes(oldTeacher)) document.getElementById('filterTeacher').value = oldTeacher;
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else document.getElementById('filterTeacher').value = '';
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if (oldTopic && availableTopics.includes(oldTopic)) document.getElementById('filterTopic').value = oldTopic;
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else document.getElementById('filterTopic').value = '';
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}
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async function loadLessons(filters = {}) {
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const params = new URLSearchParams(filters);
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const res = await fetch(`/api/admin/lessons?${params}`);
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const lessons = await res.json();
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// Сохраняем полный список для фильтрации (без учёта фильтров)
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allLessonsForFilters = lessons;
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updateDependentFilters(); // обновить списки в select на основе всех уроков
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const container = document.getElementById('lessonsList');
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if (!container) return;
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const grouped = {};
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lessons.forEach(lesson => {
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if (!grouped[lesson.class_name]) grouped[lesson.class_name] = [];
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grouped[lesson.class_name].push(lesson);
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});
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container.innerHTML = '';
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for (const [className, classLessons] of Object.entries(grouped)) {
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const section = document.createElement('div');
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section.className = 'class-group';
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section.innerHTML = `<h2>${className}</h2>`;
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classLessons.forEach(lesson => {
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const div = document.createElement('div');
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div.className = 'lesson-item';
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div.innerHTML = `
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<div>
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<strong>${lesson.subject}</strong> — ${lesson.teacher}<br>
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<em>Тема: ${lesson.topic || '—'}</em><br>
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${lesson.date} ${lesson.time} | Места: ${lesson.current_slots}/${lesson.max_slots}
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</div>
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<div class="lesson-actions">
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<button class="viewRegBtn" data-id="${lesson.id}">Записи</button>
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<button class="editBtn" data-id="${lesson.id}">✏️</button>
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<button class="deleteBtn danger" data-id="${lesson.id}">🗑️</button>
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</div>
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`;
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section.appendChild(div);
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});
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container.appendChild(section);
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}
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document.querySelectorAll('.viewRegBtn').forEach(btn => btn.addEventListener('click', () => showRegistrations(btn.dataset.id)));
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document.querySelectorAll('.editBtn').forEach(btn => btn.addEventListener('click', () => openLessonModal(btn.dataset.id)));
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document.querySelectorAll('.deleteBtn').forEach(btn => btn.addEventListener('click', () => deleteLesson(btn.dataset.id)));
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}
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async function showRegistrations(lessonId) {
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const res = await fetch(`/api/admin/registrations?lesson_id=${lessonId}`);
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const registrations = await res.json();
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const modal = document.getElementById('registrationsModal');
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const listDiv = document.getElementById('registrationsList');
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listDiv.innerHTML = registrations.length ? '<ul>' + registrations.map(r => `<li><strong>${r.parent_name}</strong> — ${r.parent_phone} (${new Date(r.created_at).toLocaleString()})</li>`).join('') + '</ul>' : '<p>Нет записей</p>';
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modal.style.display = 'flex';
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modal.querySelector('.close').onclick = () => modal.style.display = 'none';
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}
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async function deleteLesson(id) {
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if (!confirm('Удалить урок? Все записи будут удалены.')) return;
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await fetch(`/api/admin/lessons/${id}`, { method: 'DELETE' });
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loadLessons(getCurrentFilters());
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}
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function openLessonModal(id = null) {
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const modal = document.getElementById('lessonModal');
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const form = document.getElementById('lessonForm');
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form.reset();
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document.getElementById('lessonId').value = '';
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document.getElementById('modalTitle').innerText = id ? 'Редактирование урока' : 'Новый урок';
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if (id) {
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fetch(`/api/admin/lessons`).then(res => res.json()).then(lessons => {
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const lesson = lessons.find(l => l.id == id);
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if (lesson) {
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document.getElementById('lessonId').value = lesson.id;
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document.getElementById('className').value = lesson.class_name;
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document.getElementById('parallel').value = lesson.parallel;
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document.getElementById('subject').value = lesson.subject;
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document.getElementById('teacher').value = lesson.teacher;
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document.getElementById('topic').value = lesson.topic || '';
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document.getElementById('maxSlots').value = lesson.max_slots;
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document.getElementById('date').value = lesson.date;
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document.getElementById('time').value = lesson.time;
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}
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});
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}
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modal.style.display = 'flex';
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modal.querySelector('.close').onclick = () => modal.style.display = 'none';
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}
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document.getElementById('lessonForm')?.addEventListener('submit', async (e) => {
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e.preventDefault();
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const id = document.getElementById('lessonId').value;
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const payload = {
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id: id || undefined,
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class_name: document.getElementById('className').value,
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parallel: parseInt(document.getElementById('parallel').value),
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subject: document.getElementById('subject').value,
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teacher: document.getElementById('teacher').value,
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topic: document.getElementById('topic').value,
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max_slots: parseInt(document.getElementById('maxSlots').value),
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date: document.getElementById('date').value,
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time: document.getElementById('time').value
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};
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await fetch('/api/admin/lessons', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify(payload)
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});
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document.getElementById('lessonModal').style.display = 'none';
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loadLessons(getCurrentFilters());
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});
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function getCurrentFilters() {
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return {
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class_name: document.getElementById('filterClass').value,
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parallel: document.getElementById('filterParallel').value,
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teacher: document.getElementById('filterTeacher').value,
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topic: document.getElementById('filterTopic').value
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};
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}
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function setupEventListeners() {
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const classSelect = document.getElementById('filterClass');
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const teacherSelect = document.getElementById('filterTeacher');
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const topicSelect = document.getElementById('filterTopic');
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function handleFilterChange() {
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// Обновить зависимые списки, затем применить фильтрацию списка уроков
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updateDependentFilters();
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loadLessons(getCurrentFilters());
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}
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classSelect?.addEventListener('change', handleFilterChange);
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teacherSelect?.addEventListener('change', handleFilterChange);
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topicSelect?.addEventListener('change', handleFilterChange);
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document.getElementById('applyFilters')?.addEventListener('click', () => {
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loadLessons(getCurrentFilters());
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});
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document.getElementById('resetFilters')?.addEventListener('click', () => {
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document.getElementById('filterClass').value = '';
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document.getElementById('filterParallel').value = '';
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document.getElementById('filterTeacher').value = '';
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document.getElementById('filterTopic').value = '';
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updateDependentFilters();
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loadLessons({});
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});
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document.getElementById('addLessonBtn')?.addEventListener('click', () => openLessonModal());
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document.getElementById('logoutBtn')?.addEventListener('click', async () => {
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await fetch('/api/logout', { method: 'POST' });
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window.location.href = '/';
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});
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// Импорт JSON (без изменений)
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document.getElementById('previewImportBtn')?.addEventListener('click', async () => {
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const file = document.getElementById('jsonFileInput').files[0];
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if (!file) return alert('Выберите JSON-файл');
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const importMaxSlots = document.getElementById('importMaxSlots').value;
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if (!importMaxSlots) return alert('Укажите максимальное количество мест');
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const text = await file.text();
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try {
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const response = await fetch('/api/admin/import/preview', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ jsonData: JSON.parse(text) })
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});
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const data = await response.json();
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if (data.success) {
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currentPreviewLessons = data.preview;
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const tbody = document.querySelector('#previewTable tbody');
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tbody.innerHTML = '';
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data.preview.slice(0,20).forEach(lesson => {
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const row = tbody.insertRow();
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row.insertCell(0).innerText = lesson.className;
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row.insertCell(1).innerText = lesson.subject;
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row.insertCell(2).innerText = lesson.teacher;
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row.insertCell(3).innerText = lesson.topic || '';
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});
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if (data.preview.length > 20) {
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const row = tbody.insertRow();
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const cell = row.insertCell(0);
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cell.colSpan = 4;
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cell.innerText = `... и ещё ${data.preview.length - 20} записей`;
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}
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document.getElementById('importPreview').style.display = 'block';
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} else {
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alert('Ошибка предпросмотра: ' + (data.error || ''));
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}
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} catch (err) {
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alert('Ошибка при разборе JSON: ' + err.message);
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}
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});
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document.getElementById('confirmImportBtn')?.addEventListener('click', async () => {
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if (!confirm(`Импортировать ${currentPreviewLessons.length} уроков?`)) return;
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const importMaxSlots = document.getElementById('importMaxSlots').value;
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const response = await fetch('/api/admin/import', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({
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lessons: currentPreviewLessons,
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defaultMaxSlots: importMaxSlots
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})
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});
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const result = await response.json();
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if (result.success) {
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const created = result.results.filter(r => r.status === 'created').length;
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const skipped = result.results.filter(r => r.status === 'skipped').length;
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document.getElementById('importResult').innerHTML = `<span style="color:green">Импорт завершён: создано ${created}, пропущено (дубликаты) ${skipped}</span>`;
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loadLessons(getCurrentFilters());
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document.getElementById('importPreview').style.display = 'none';
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} else {
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alert('Ошибка импорта: ' + (result.error || ''));
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}
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});
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}
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