scheduleSon/frontend/public/static/script.js

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JavaScript
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const MOSCOW_TIMEZONE = 'Europe/Moscow';
const WEEKDAYS = ['Понедельник', 'Вторник', 'Среда', 'Четверг', 'Пятница', 'Суббота', 'Воскресенье'];
const MONTHS = ['января', 'февраля', 'марта', 'апреля', 'мая', 'июня', 'июля', 'августа', 'сентября', 'октября', 'ноября', 'декабря'];
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function getMoscowDateString() {
const formatter = new Intl.DateTimeFormat('en-CA', {
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timeZone: MOSCOW_TIMEZONE,
year: 'numeric',
month: '2-digit',
day: '2-digit'
});
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return formatter.format(new Date());
}
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function parseISODate(value) {
const [year, month, day] = value.split('-').map(Number);
return new Date(year, month - 1, day);
}
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function formatISODate(date) {
return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(date.getDate()).padStart(2, '0')}`;
}
function addDays(dateStr, days) {
const date = parseISODate(dateStr);
date.setDate(date.getDate() + days);
return formatISODate(date);
}
function formatDate(dateStr) {
const date = parseISODate(dateStr);
return `${WEEKDAYS[(date.getDay() + 6) % 7]}, ${date.getDate()} ${MONTHS[date.getMonth()]}`;
}
function calculateEndTime(startTime, durationMin) {
const [hour, minute] = startTime.split(':').map(Number);
const totalMinutes = hour * 60 + minute + durationMin;
const endHour = Math.floor(totalMinutes / 60);
const endMinute = totalMinutes % 60;
return `${String(endHour).padStart(2, '0')}:${String(endMinute).padStart(2, '0')}`;
}
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function renderDay(container, titleEl, dateStr, items, options = {}) {
let titleText = formatDate(dateStr);
if (options.today) {
titleText = `Сегодня, ${titleText.toLowerCase()}`;
} else if (options.tomorrow) {
titleText = `Завтра, ${titleText.toLowerCase()}`;
}
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titleEl.textContent = titleText;
const tasks = items.filter((item) => item.kind === 'task');
const events = items
.filter((item) => item.kind === 'event')
.sort((a, b) => a.start_time.localeCompare(b.start_time));
if (!tasks.length && !events.length) {
container.innerHTML = '<div class="empty-message">На этот день расписания нет.</div>';
return;
}
const tasksHtml = tasks.length ? `
<div class="tasks-list">
${tasks.map((task) => `<div class="task-item">${task.repeat_weekly ? 'Каждую неделю: ' : ''}${escapeHtml(task.title)}</div>`).join('')}
</div>
` : '';
const eventsHtml = events.length ? `
<div class="events-list">
${events.map((event) => `
<div class="event-item">
<span class="event-time">${event.start_time}-${calculateEndTime(event.start_time, event.duration_min)}</span>
<span class="event-title">${escapeHtml(event.title)}</span>
</div>
`).join('')}
</div>
` : '';
container.innerHTML = `${tasksHtml}${eventsHtml}`;
}
function escapeHtml(value) {
return String(value)
.replaceAll('&', '&amp;')
.replaceAll('<', '&lt;')
.replaceAll('>', '&gt;')
.replaceAll('"', '&quot;')
.replaceAll("'", '&#39;');
}
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async function loadSchedule() {
const today = getMoscowDateString();
const tomorrow = addDays(today, 1);
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const response = await fetch(`/api/schedule?from_date=${today}&to_date=${tomorrow}`);
if (!response.ok) {
throw new Error('Не удалось загрузить расписание');
}
const data = await response.json();
renderDay(
document.getElementById('today-content'),
document.getElementById('today-title'),
today,
data.items.filter((item) => item.date === today),
{ today: true }
);
renderDay(
document.getElementById('tomorrow-content'),
document.getElementById('tomorrow-title'),
tomorrow,
data.items.filter((item) => item.date === tomorrow),
{ tomorrow: true }
);
}
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loadSchedule().catch((error) => console.error(error));
setInterval(() => loadSchedule().catch((error) => console.error(error)), 5 * 60 * 1000);