286 lines
12 KiB
JavaScript
286 lines
12 KiB
JavaScript
import {
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clearAuthState,
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fetchWithAuth,
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logoutSession,
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restoreSession
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} from '../auth-session.js';
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import { AsyncCombobox } from '../admin/js/async-combobox.js';
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import { readUrlState, writeUrlState } from '../admin/js/url-state.js';
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import { renderScheduleOverview, renderScheduleOverviewState } from '../schedule-overview.js';
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import { trackUxEvent } from '../telemetry.js';
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(async () => {
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const session = await restoreSession();
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if (!session || session.role !== 'STUDENT') {
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window.location.replace('/');
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return;
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}
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const groupSelect = document.getElementById('group-select');
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const grid = document.getElementById('schedule-grid');
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const statusLine = document.getElementById('status-line');
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const weekLabel = document.getElementById('week-label');
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const datePicker = document.getElementById('date-picker');
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const scheduleOverview = document.getElementById('schedule-overview');
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const pageState = readUrlState({ studentGroup: '', studentDate: '' });
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let weekStart = startOfWeek(pageState.studentDate ? parseIsoDate(pageState.studentDate) : new Date());
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let groupCombobox = null;
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document.getElementById('logout-link').addEventListener('click', async (event) => {
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event.preventDefault();
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await logoutSession();
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window.location.replace('/');
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});
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document.getElementById('theme-toggle-local').addEventListener('click', () => {
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const next = document.documentElement.dataset.theme === 'dark' ? 'light' : 'dark';
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document.documentElement.dataset.theme = next;
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localStorage.setItem('theme', next);
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});
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document.documentElement.dataset.theme = localStorage.getItem('theme') || 'light';
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document.getElementById('prev-week').addEventListener('click', () => moveWeek(-1));
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document.getElementById('today-week').addEventListener('click', goToCurrentWeek);
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document.getElementById('next-week').addEventListener('click', () => moveWeek(1));
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datePicker.addEventListener('change', () => {
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if (datePicker.value) {
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weekStart = startOfWeek(parseIsoDate(datePicker.value));
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loadSchedule();
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}
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});
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groupSelect.addEventListener('change', () => {
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localStorage.setItem('studentGroupId', groupSelect.value);
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writeUrlState({ studentGroup: groupSelect.value });
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loadSchedule();
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loadScheduleOverview();
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trackUxEvent('student_group_selected', { groupId: groupSelect.value });
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});
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init();
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async function init() {
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await loadGroups();
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await Promise.all([loadSchedule(), loadScheduleOverview()]);
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}
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async function loadGroups() {
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try {
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const savedGroupId = pageState.studentGroup || localStorage.getItem('studentGroupId') || '';
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const groups = await fetchGroupOptions('', savedGroupId);
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if (!groups.length) {
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groupSelect.innerHTML = '<option value="">Группы не найдены</option>';
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renderScheduleOverviewState(scheduleOverview, { kind: 'empty', message: 'Нет доступных групп' });
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return;
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}
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const selected = groups.find(group => String(group.id) === String(savedGroupId)) || groups[0];
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groupSelect.innerHTML = `<option value="${escapeHtml(selected.id)}" selected>${escapeHtml(selected.name)}</option>`;
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groupSelect.value = String(selected.id);
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localStorage.setItem('studentGroupId', groupSelect.value);
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writeUrlState({ studentGroup: groupSelect.value });
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groupCombobox = new AsyncCombobox(groupSelect, {
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allowEmpty: false,
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placeholder: 'Найдите группу по названию или специальности',
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emptyLabel: 'Подходящие группы не найдены',
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load: fetchGroupOptions,
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optionDescription: group => [
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group.specialtyCode,
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group.specialtyProfileName,
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group.course ? `${group.course} курс` : ''
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].filter(Boolean).join(' · ')
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});
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} catch (error) {
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groupSelect.innerHTML = '<option value="">Ошибка загрузки групп</option>';
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showStatus(error.message, true);
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renderScheduleOverviewState(scheduleOverview, { kind: 'error', message: error.message, onRetry: init });
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}
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}
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function fetchGroupOptions(query = '', selectedId = '') {
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const params = new URLSearchParams({ query, limit: '20' });
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if (selectedId) params.set('selectedId', selectedId);
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return fetchJson(`/api/groups/options?${params}`);
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}
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function goToCurrentWeek() {
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weekStart = startOfWeek(new Date());
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loadSchedule();
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}
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async function loadScheduleOverview() {
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const groupId = groupSelect.value;
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if (!groupId) {
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renderScheduleOverviewState(scheduleOverview, { kind: 'empty', message: 'Выберите группу, чтобы увидеть ближайшие занятия' });
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return;
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}
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renderScheduleOverviewState(scheduleOverview, { kind: 'loading' });
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const now = new Date();
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const startDate = toIsoDate(now);
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const endDate = toIsoDate(addDays(now, 14));
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try {
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const lessons = await fetchJson(`/api/schedule?groupId=${encodeURIComponent(groupId)}&startDate=${startDate}&endDate=${endDate}`);
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const overview = renderScheduleOverview(scheduleOverview, lessons, {
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role: 'student',
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now,
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onGoToday: goToCurrentWeek
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});
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trackUxEvent('student_schedule_overview_loaded', { ...overview, groupId });
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} catch (error) {
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renderScheduleOverviewState(scheduleOverview, {
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kind: 'error',
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message: error.message,
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onRetry: loadScheduleOverview
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});
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}
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}
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async function loadSchedule() {
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const groupId = groupSelect.value;
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const startDate = toIsoDate(weekStart);
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const endDate = toIsoDate(addDays(weekStart, 6));
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datePicker.value = startDate;
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weekLabel.textContent = `${formatDate(weekStart)} - ${formatDate(addDays(weekStart, 6))}`;
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writeUrlState({ studentDate: startDate });
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renderEmptyWeek('Загрузка...');
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if (!groupId) {
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showStatus('Выберите группу', false);
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renderEmptyWeek('Нет выбранной группы');
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return;
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}
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try {
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const lessons = await fetchJson(`/api/schedule?groupId=${encodeURIComponent(groupId)}&startDate=${startDate}&endDate=${endDate}`);
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renderWeek(lessons);
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showStatus(lessons.length ? `Найдено занятий: ${lessons.length}` : 'На этой неделе занятий нет', false);
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trackUxEvent('student_schedule_loaded', { lessons: lessons.length, startDate, groupId });
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} catch (error) {
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renderEmptyWeek('Ошибка загрузки');
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showStatus(error.message, true);
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}
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}
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function renderWeek(lessons) {
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const lessonsByDate = new Map();
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lessons.forEach(lesson => {
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if (!lessonsByDate.has(lesson.date)) lessonsByDate.set(lesson.date, []);
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lessonsByDate.get(lesson.date).push(lesson);
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});
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grid.innerHTML = daysOfWeek().map(date => {
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const key = toIsoDate(date);
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const dayLessons = lessonsByDate.get(key) || [];
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return renderDay(date, dayLessons);
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}).join('');
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}
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function renderEmptyWeek(message) {
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grid.innerHTML = daysOfWeek().map(date => renderDay(date, [], message)).join('');
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}
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function renderDay(date, lessons, emptyMessage = 'Занятий нет') {
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return `
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<article class="day">
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<div class="day-head">
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<div class="day-name">${escapeHtml(dayName(date))}</div>
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<div class="day-date">${escapeHtml(formatDate(date))}</div>
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</div>
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<div class="lesson-list">
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${lessons.length ? lessons.map(renderLesson).join('') : `<div class="empty">${escapeHtml(emptyMessage)}</div>`}
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</div>
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</article>
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`;
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}
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function renderLesson(lesson) {
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const groups = Array.isArray(lesson.groupNames) ? lesson.groupNames.join(', ') : '';
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const subgroups = Array.isArray(lesson.subgroupNames) && lesson.subgroupNames.length
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? lesson.subgroupNames.join(', ')
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: lesson.subgroupName;
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return `
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<div class="lesson">
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<div class="lesson-time">${escapeHtml(trimTime(lesson.startTime))} - ${escapeHtml(trimTime(lesson.endTime))}</div>
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<div class="lesson-title">${escapeHtml(lesson.subjectName)}</div>
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<div class="lesson-meta">
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<span class="chip">${escapeHtml(lesson.lessonTypeName)}</span>
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${subgroups ? `<span class="chip">${escapeHtml(subgroups)}</span>` : ''}
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<span class="chip">${escapeHtml(lesson.lessonFormat)}</span>
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<span class="chip">${escapeHtml(lesson.teacherName)}</span>
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<span class="chip">${escapeHtml(lesson.classroomName)}</span>
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${groups ? `<span class="chip">${escapeHtml(groups)}</span>` : ''}
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</div>
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</div>
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`;
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}
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function moveWeek(delta) {
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weekStart = addDays(weekStart, delta * 7);
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loadSchedule();
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}
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function daysOfWeek() {
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return Array.from({ length: 7 }, (_, index) => addDays(weekStart, index));
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}
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async function fetchJson(url) {
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const response = await fetchWithAuth(url);
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const data = await response.json().catch(() => null);
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if (response.status === 401) {
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clearAuthState();
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window.location.replace('/');
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throw new Error('Требуется повторный вход в систему');
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}
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if (!response.ok) {
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throw new Error(data?.message || `Ошибка HTTP: ${response.status}`);
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}
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return data;
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}
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function showStatus(message, isError) {
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statusLine.textContent = message;
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statusLine.classList.toggle('error', isError);
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}
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function startOfWeek(date) {
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const copy = new Date(date.getFullYear(), date.getMonth(), date.getDate());
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const day = copy.getDay() || 7;
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copy.setDate(copy.getDate() - day + 1);
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return copy;
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}
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function parseIsoDate(value) {
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const [year, month, day] = String(value || '').split('-').map(Number);
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return year && month && day ? new Date(year, month - 1, day) : new Date();
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}
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function addDays(date, days) {
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const copy = new Date(date);
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copy.setDate(copy.getDate() + days);
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return copy;
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}
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function toIsoDate(date) {
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return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(date.getDate()).padStart(2, '0')}`;
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}
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function formatDate(date) {
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return date.toLocaleDateString('ru-RU', { day: '2-digit', month: '2-digit', year: 'numeric' });
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}
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function dayName(date) {
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const value = date.toLocaleDateString('ru-RU', { weekday: 'long' });
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return value.charAt(0).toUpperCase() + value.slice(1);
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}
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function trimTime(value) {
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return String(value || '').slice(0, 5);
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}
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function escapeHtml(value) {
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return String(value ?? '')
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.replaceAll('&', '&')
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.replaceAll('<', '<')
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.replaceAll('>', '>')
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.replaceAll('"', '"')
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.replaceAll("'", ''');
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}
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})();
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