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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Academic Calendar - Dark Mode</title>
<script src="https://cdn.tailwindcss.com"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<style>
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
body {
font-family: 'Inter', sans-serif;
background-color: #0f172a;
color: #e2e8f0;
}
.calendar-day {
transition: all 0.2s ease;
}
.calendar-day:hover {
background-color: #1e293b;
}
.calendar-day.today {
border: 2px solid #3b82f6;
}
.calendar-day.has-events::after {
content: '';
position: absolute;
bottom: 8px;
left: 50%;
transform: translateX(-50%);
width: 6px;
height: 6px;
border-radius: 50%;
background-color: #3b82f6;
}
.assignment-card {
transition: all 0.2s ease;
border-left: 4px solid;
}
.assignment-card:hover {
transform: translateY(-2px);
box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}
.assignment-card.urgent {
border-left-color: #ef4444;
}
.assignment-card.upcoming {
border-left-color: #f59e0b;
}
.assignment-card.completed {
opacity: 0.7;
border-left-color: #10b981;
}
.checkbox-container input:checked ~ .checkmark {
background-color: #3b82f6;
border-color: #3b82f6;
}
.checkbox-container input:checked ~ .checkmark:after {
display: block;
}
.checkbox-container .checkmark:after {
left: 6px;
top: 2px;
width: 5px;
height: 10px;
border: solid white;
border-width: 0 2px 2px 0;
transform: rotate(45deg);
}
.flatpickr-input {
background-color: #1e293b !important;
color: #e2e8f0 !important;
border-color: #334155 !important;
}
.flatpickr-day.selected {
background-color: #3b82f6 !important;
border-color: #3b82f6 !important;
}
.flatpickr-calendar {
background-color: #1e293b !important;
border-color: #334155 !important;
}
.flatpickr-day {
color: #e2e8f0 !important;
}
.flatpickr-day:hover {
background-color: #334155 !important;
}
.flatpickr-day.today {
border-color: #3b82f6 !important;
}
.flatpickr-time input {
color: #e2e8f0 !important;
}
.color-option {
transition: transform 0.2s ease;
}
.color-option:hover {
transform: scale(1.1);
}
.color-option.selected {
transform: scale(1.1);
box-shadow: 0 0 0 2px #3b82f6;
}
</style>
</head>
<body class="min-h-screen">
<div class="container mx-auto px-4 py-8">
<div class="flex flex-col lg:flex-row gap-6">
<!-- Sidebar -->
<div class="w-full lg:w-64 bg-slate-800 rounded-xl p-4 h-fit">
<h1 class="text-2xl font-bold mb-6 flex items-center">
<i class="fas fa-calendar-days mr-2 text-blue-400"></i>
Academic Calendar
</h1>
<div class="mb-6">
<button id="add-assignment-btn" class="w-full flex items-center justify-center py-2 px-4 bg-blue-600 hover:bg-blue-700 text-white rounded-lg transition">
<i class="fas fa-plus mr-2"></i> Add Assignment
</button>
</div>
<div class="mb-6">
<h3 class="font-medium text-slate-300 mb-2">Classes</h3>
<div id="classes-list" class="space-y-2">
<!-- Classes will be added here -->
</div>
<button id="add-class-btn" class="mt-3 text-sm text-blue-400 hover:text-blue-300 flex items-center">
<i class="fas fa-plus mr-1"></i> Add Class
</button>
</div>
<div class="mb-6">
<h3 class="font-medium text-slate-300 mb-2">Filters</h3>
<div class="space-y-1">
<button id="filter-all" class="w-full text-left px-3 py-1 text-sm bg-blue-600 text-white rounded-lg">All Assignments</button>
<button id="filter-upcoming" class="w-full text-left px-3 py-1 text-sm bg-slate-700 hover:bg-slate-600 text-slate-200 rounded-lg">Upcoming</button>
<button id="filter-urgent" class="w-full text-left px-3 py-1 text-sm bg-slate-700 hover:bg-slate-600 text-slate-200 rounded-lg">Due Soon</button>
<button id="filter-completed" class="w-full text-left px-3 py-1 text-sm bg-slate-700 hover:bg-slate-600 text-slate-200 rounded-lg">Completed</button>
</div>
</div>
<div class="pt-4 border-t border-slate-700">
<div class="flex items-center space-x-3">
<div class="w-8 h-8 rounded-full bg-blue-900 flex items-center justify-center text-blue-400">
<i class="fas fa-user"></i>
</div>
<div>
<div class="font-medium" id="username">Student</div>
<div class="text-xs text-slate-400">Viewing Calendar</div>
</div>
</div>
</div>
</div>
<!-- Main Content -->
<div class="flex-1">
<!-- Calendar Header -->
<div class="bg-slate-800 rounded-xl p-4 mb-6 flex flex-col sm:flex-row justify-between items-center">
<div class="flex items-center mb-4 sm:mb-0">
<h2 id="current-month-year" class="text-xl font-semibold mr-4">Month Year</h2>
<div class="flex space-x-2">
<button id="prev-month" class="p-2 rounded-lg bg-slate-700 hover:bg-slate-600">
<i class="fas fa-chevron-left"></i>
</button>
<button id="today" class="px-3 py-2 rounded-lg bg-slate-700 hover:bg-slate-600 text-sm">
Today
</button>
<button id="next-month" class="p-2 rounded-lg bg-slate-700 hover:bg-slate-600">
<i class="fas fa-chevron-right"></i>
</button>
</div>
</div>
<div class="flex items-center space-x-2">
<div class="relative">
<input type="text" id="search-assignments" placeholder="Search assignments..." class="pl-10 pr-4 py-2 bg-slate-700 border border-slate-600 rounded-lg focus:ring-blue-500 focus:border-blue-500 w-full sm:w-64">
<i class="fas fa-search absolute left-3 top-3 text-slate-400"></i>
</div>
<button id="view-toggle" class="p-2 rounded-lg bg-slate-700 hover:bg-slate-600">
<i class="fas fa-list" id="view-icon"></i>
</button>
</div>
</div>
<!-- Calendar View -->
<div id="calendar-view">
<!-- Weekday Headers -->
<div class="grid grid-cols-7 gap-1 mb-2">
<div class="text-center font-medium text-slate-400 py-2">Sun</div>
<div class="text-center font-medium text-slate-400 py-2">Mon</div>
<div class="text-center font-medium text-slate-400 py-2">Tue</div>
<div class="text-center font-medium text-slate-400 py-2">Wed</div>
<div class="text-center font-medium text-slate-400 py-2">Thu</div>
<div class="text-center font-medium text-slate-400 py-2">Fri</div>
<div class="text-center font-medium text-slate-400 py-2">Sat</div>
</div>
<!-- Calendar Grid -->
<div id="calendar-grid" class="grid grid-cols-7 gap-1">
<!-- Days will be populated by JavaScript -->
</div>
</div>
<!-- List View (Hidden by default) -->
<div id="list-view" class="hidden">
<div class="bg-slate-800 rounded-xl p-4 mb-4">
<h3 class="text-lg font-semibold mb-4">Assignments</h3>
<div id="assignments-container" class="space-y-3">
<!-- Assignments will be added here -->
</div>
<div id="no-assignments" class="text-center py-12">
<i class="fas fa-tasks text-4xl text-slate-600 mb-3"></i>
<h4 class="text-lg font-medium text-slate-400">No assignments yet</h4>
<p class="text-slate-500 mt-1">Add your first assignment by clicking the "Add Assignment" button</p>
</div>
</div>
</div>
<!-- Day View (Hidden by default) -->
<div id="day-view" class="hidden">
<div class="bg-slate-800 rounded-xl p-4">
<div class="flex justify-between items-center mb-4">
<h3 id="day-view-date" class="text-lg font-semibold">Day, Month Date</h3>
<button id="close-day-view" class="p-2 rounded-lg bg-slate-700 hover:bg-slate-600">
<i class="fas fa-times"></i>
</button>
</div>
<div id="day-assignments" class="space-y-3">
<!-- Day-specific assignments will be added here -->
</div>
<div id="no-day-assignments" class="text-center py-12">
<i class="fas fa-calendar-day text-4xl text-slate-600 mb-3"></i>
<h4 class="text-lg font-medium text-slate-400">No assignments this day</h4>
</div>
</div>
</div>
</div>
</div>
</div>
<!-- Add Class Modal -->
<div id="add-class-modal" class="fixed inset-0 bg-black bg-opacity-70 flex items-center justify-center z-50 hidden">
<div class="bg-slate-800 rounded-xl shadow-xl w-full max-w-md">
<div class="p-4 border-b border-slate-700 flex justify-between items-center">
<h3 class="text-lg font-semibold">Add New Class</h3>
<button id="close-class-modal" class="text-slate-400 hover:text-slate-300">
<i class="fas fa-times"></i>
</button>
</div>
<div class="p-6">
<div class="mb-4">
<label for="class-name" class="block text-sm font-medium text-slate-300 mb-1">Class Name</label>
<input type="text" id="class-name" class="w-full px-3 py-2 bg-slate-700 border border-slate-600 rounded-lg focus:ring-blue-500 focus:border-blue-500" placeholder="e.g. Math 101">
</div>
<div class="mb-4">
<label for="class-color" class="block text-sm font-medium text-slate-300 mb-2">Color Theme</label>
<div class="flex flex-wrap gap-3">
<div class="color-option w-8 h-8 rounded-full bg-red-500 cursor-pointer" data-color="red"></div>
<div class="color-option w-8 h-8 rounded-full bg-blue-500 cursor-pointer" data-color="blue"></div>
<div class="color-option w-8 h-8 rounded-full bg-green-500 cursor-pointer" data-color="green"></div>
<div class="color-option w-8 h-8 rounded-full bg-yellow-500 cursor-pointer" data-color="yellow"></div>
<div class="color-option w-8 h-8 rounded-full bg-purple-500 cursor-pointer" data-color="purple"></div>
<div class="color-option w-8 h-8 rounded-full bg-pink-500 cursor-pointer" data-color="pink"></div>
<div class="color-option w-8 h-8 rounded-full bg-indigo-500 cursor-pointer" data-color="indigo"></div>
<div class="color-option w-8 h-8 rounded-full bg-teal-500 cursor-pointer" data-color="teal"></div>
</div>
</div>
</div>
<div class="p-4 border-t border-slate-700 flex justify-end space-x-3">
<button id="cancel-class" class="px-4 py-2 border border-slate-600 text-slate-300 rounded-lg hover:bg-slate-700">Cancel</button>
<button id="save-class" class="px-4 py-2 bg-blue-600 hover:bg-blue-700 text-white rounded-lg">Save Class</button>
</div>
</div>
</div>
<!-- Add Assignment Modal -->
<div id="add-assignment-modal" class="fixed inset-0 bg-black bg-opacity-70 flex items-center justify-center z-50 hidden">
<div class="bg-slate-800 rounded-xl shadow-xl w-full max-w-md">
<div class="p-4 border-b border-slate-700 flex justify-between items-center">
<h3 class="text-lg font-semibold">Add New Assignment</h3>
<button id="close-assignment-modal" class="text-slate-400 hover:text-slate-300">
<i class="fas fa-times"></i>
</button>
</div>
<div class="p-6">
<div class="mb-4">
<label for="assignment-title" class="block text-sm font-medium text-slate-300 mb-1">Title</label>
<input type="text" id="assignment-title" class="w-full px-3 py-2 bg-slate-700 border border-slate-600 rounded-lg focus:ring-blue-500 focus:border-blue-500" placeholder="e.g. Chapter 5 Homework">
</div>
<div class="mb-4">
<label for="assignment-class" class="block text-sm font-medium text-slate-300 mb-1">Class</label>
<select id="assignment-class" class="w-full px-3 py-2 bg-slate-700 border border-slate-600 rounded-lg focus:ring-blue-500 focus:border-blue-500">
<!-- Classes will be populated here -->
</select>
</div>
<div class="mb-4">
<label for="assignment-due-date" class="block text-sm font-medium text-slate-300 mb-1">Due Date</label>
<input type="text" id="assignment-due-date" class="w-full px-3 py-2 bg-slate-700 border border-slate-600 rounded-lg focus:ring-blue-500 focus:border-blue-500 flatpickr-input" placeholder="Select date">
</div>
<div class="mb-4">
<label for="assignment-description" class="block text-sm font-medium text-slate-300 mb-1">Description</label>
<textarea id="assignment-description" rows="3" class="w-full px-3 py-2 bg-slate-700 border border-slate-600 rounded-lg focus:ring-blue-500 focus:border-blue-500" placeholder="Add details about the assignment..."></textarea>
</div>
</div>
<div class="p-4 border-t border-slate-700 flex justify-end space-x-3">
<button id="cancel-assignment" class="px-4 py-2 border border-slate-600 text-slate-300 rounded-lg hover:bg-slate-700">Cancel</button>
<button id="save-assignment" class="px-4 py-2 bg-blue-600 hover:bg-blue-700 text-white rounded-lg">Save Assignment</button>
</div>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/flatpickr"></script>
<script>
// Data storage
let classes = [];
let assignments = [];
let currentDate = new Date();
let currentView = 'calendar'; // 'calendar', 'list', or 'day'
let selectedDay = null;
let selectedColor = 'blue';
let currentFilter = 'all';
// DOM elements
const classesList = document.getElementById('classes-list');
const currentMonthYear = document.getElementById('current-month-year');
const calendarGrid = document.getElementById('calendar-grid');
const assignmentsContainer = document.getElementById('assignments-container');
const noAssignments = document.getElementById('no-assignments');
const dayAssignments = document.getElementById('day-assignments');
const noDayAssignments = document.getElementById('no-day-assignments');
const dayViewDate = document.getElementById('day-view-date');
const addClassBtn = document.getElementById('add-class-btn');
const addAssignmentBtn = document.getElementById('add-assignment-btn');
const prevMonthBtn = document.getElementById('prev-month');
const nextMonthBtn = document.getElementById('next-month');
const todayBtn = document.getElementById('today');
const viewToggleBtn = document.getElementById('view-toggle');
const viewIcon = document.getElementById('view-icon');
const calendarView = document.getElementById('calendar-view');
const listView = document.getElementById('list-view');
const dayView = document.getElementById('day-view');
const closeDayViewBtn = document.getElementById('close-day-view');
const searchAssignments = document.getElementById('search-assignments');
const filterAll = document.getElementById('filter-all');
const filterUpcoming = document.getElementById('filter-upcoming');
const filterUrgent = document.getElementById('filter-urgent');
const filterCompleted = document.getElementById('filter-completed');
const addClassModal = document.getElementById('add-class-modal');
const addAssignmentModal = document.getElementById('add-assignment-modal');
const closeClassModal = document.getElementById('close-class-modal');
const closeAssignmentModal = document.getElementById('close-assignment-modal');
const cancelClass = document.getElementById('cancel-class');
const cancelAssignment = document.getElementById('cancel-assignment');
const saveClass = document.getElementById('save-class');
const saveAssignment = document.getElementById('save-assignment');
const classNameInput = document.getElementById('class-name');
const assignmentTitleInput = document.getElementById('assignment-title');
const assignmentClassInput = document.getElementById('assignment-class');
const assignmentDueDateInput = document.getElementById('assignment-due-date');
const assignmentDescriptionInput = document.getElementById('assignment-description');
const colorOptions = document.querySelectorAll('.color-option');
// Initialize date picker
flatpickr("#assignment-due-date", {
enableTime: false,
dateFormat: "Y-m-d",
minDate: "today"
});
// Event listeners
document.addEventListener('DOMContentLoaded', () => {
loadFromLocalStorage();
renderCalendar();
renderClasses();
updateView();
// Set default color selection
document.querySelector('.color-option[data-color="blue"]').classList.add('selected');
});
addClassBtn.addEventListener('click', () => {
addClassModal.classList.remove('hidden');
classNameInput.focus();
});
addAssignmentBtn.addEventListener('click', () => {
if (classes.length === 0) {
alert('Please add at least one class first.');
addClassModal.classList.remove('hidden');
return;
}
addAssignmentModal.classList.remove('hidden');
assignmentTitleInput.focus();
populateClassDropdown();
});
prevMonthBtn.addEventListener('click', () => {
currentDate.setMonth(currentDate.getMonth() - 1);
renderCalendar();
});
nextMonthBtn.addEventListener('click', () => {
currentDate.setMonth(currentDate.getMonth() + 1);
renderCalendar();
});
todayBtn.addEventListener('click', () => {
currentDate = new Date();
renderCalendar();
});
viewToggleBtn.addEventListener('click', () => {
if (currentView === 'calendar') {
currentView = 'list';
viewIcon.classList.remove('fa-list');
viewIcon.classList.add('fa-calendar');
} else {
currentView = 'calendar';
viewIcon.classList.remove('fa-calendar');
viewIcon.classList.add('fa-list');
}
updateView();
});
closeDayViewBtn.addEventListener('click', () => {
currentView = 'calendar';
updateView();
});
closeClassModal.addEventListener('click', () => {
addClassModal.classList.add('hidden');
});
closeAssignmentModal.addEventListener('click', () => {
addAssignmentModal.classList.add('hidden');
});
cancelClass.addEventListener('click', () => {
addClassModal.classList.add('hidden');
});
cancelAssignment.addEventListener('click', () => {
addAssignmentModal.classList.add('hidden');
});
saveClass.addEventListener('click', () => {
const name = classNameInput.value.trim();
if (name) {
addClass(name, selectedColor);
classNameInput.value = '';
addClassModal.classList.add('hidden');
}
});
saveAssignment.addEventListener('click', () => {
const title = assignmentTitleInput.value.trim();
const classId = assignmentClassInput.value;
const dueDate = assignmentDueDateInput.value;
const description = assignmentDescriptionInput.value.trim();
if (title && dueDate && classId) {
addAssignment(classId, title, dueDate, description);
assignmentTitleInput.value = '';
assignmentDueDateInput.value = '';
assignmentDescriptionInput.value = '';
addAssignmentModal.classList.add('hidden');
// If we're in day view and the assignment is for a different day, stay in calendar view
if (currentView === 'day') {
const assignmentDate = new Date(dueDate);
if (assignmentDate.toDateString() !== selectedDay.toDateString()) {
currentView = 'calendar';
updateView();
}
}
renderCalendar();
}
});
colorOptions.forEach(option => {
option.addEventListener('click', () => {
colorOptions.forEach(opt => opt.classList.remove('selected'));
option.classList.add('selected');
selectedColor = option.dataset.color;
});
});
searchAssignments.addEventListener('input', () => {
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
});
filterAll.addEventListener('click', () => {
currentFilter = 'all';
updateFilterButtons();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
});
filterUpcoming.addEventListener('click', () => {
currentFilter = 'upcoming';
updateFilterButtons();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
});
filterUrgent.addEventListener('click', () => {
currentFilter = 'urgent';
updateFilterButtons();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
});
filterCompleted.addEventListener('click', () => {
currentFilter = 'completed';
updateFilterButtons();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
});
// Functions
function addClass(name, color) {
const id = Date.now().toString();
const newClass = { id, name, color };
classes.push(newClass);
saveToLocalStorage();
renderClasses();
}
function addAssignment(classId, title, dueDate, description) {
const id = Date.now().toString();
const newAssignment = {
id,
classId,
title,
dueDate,
description,
completed: false,
createdAt: new Date().toISOString()
};
assignments.push(newAssignment);
saveToLocalStorage();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
renderCalendar();
}
function toggleAssignmentCompletion(assignmentId) {
const assignment = assignments.find(a => a.id === assignmentId);
if (assignment) {
assignment.completed = !assignment.completed;
saveToLocalStorage();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
renderCalendar();
}
}
function deleteAssignment(assignmentId) {
if (confirm('Are you sure you want to delete this assignment?')) {
assignments = assignments.filter(a => a.id !== assignmentId);
saveToLocalStorage();
if (currentView === 'list') {
renderAssignments();
} else if (currentView === 'day') {
renderDayAssignments(selectedDay);
}
renderCalendar();
}
}
function renderCalendar() {
const year = currentDate.getFullYear();
const month = currentDate.getMonth();
currentMonthYear.textContent = `${getMonthName(month)} ${year}`;
// Get first day of month and last date of month
const firstDay = new Date(year, month, 1);
const lastDay = new Date(year, month + 1, 0);
// Get days from previous month to show
const prevMonthDays = firstDay.getDay(); // 0 = Sunday, 6 = Saturday
// Get days from next month to show
const nextMonthDays = 6 - lastDay.getDay();
// Calculate total days to show (always 6 weeks)
const totalDays = prevMonthDays + lastDay.getDate() + nextMonthDays;
calendarGrid.innerHTML = '';
// Previous month days
const prevMonthLastDay = new Date(year, month, 0).getDate();
for (let i = prevMonthDays - 1; i >= 0; i--) {
const day = prevMonthLastDay - i;
const date = new Date(year, month - 1, day);
renderCalendarDay(date, true);
}
// Current month days
for (let day = 1; day <= lastDay.getDate(); day++) {
const date = new Date(year, month, day);
renderCalendarDay(date, false);
}
// Next month days
for (let day = 1; day <= nextMonthDays; day++) {
const date = new Date(year, month + 1, day);
renderCalendarDay(date, true);
}
}
function renderCalendarDay(date, isOtherMonth) {
const day = date.getDate();
const month = date.getMonth();
const year = date.getFullYear();
const today = new Date();
const dayElement = document.createElement('div');
dayElement.className = `calendar-day relative bg-slate-800 rounded-lg p-2 h-24 overflow-y-auto ${isOtherMonth ? 'opacity-50' : ''} ${date.toDateString() === today.toDateString() ? 'today' : ''}`;
// Check if this day has any assignments
const dayAssignments = assignments.filter(a => {
const dueDate = new Date(a.dueDate);
return dueDate.getDate() === day &&
dueDate.getMonth() === month &&
dueDate.getFullYear() === year;
});
if (dayAssignments.length > 0) {
dayElement.classList.add('has-events');
// Add color indicators for each class with assignments
const classColors = {};
dayAssignments.forEach(a => {
const cls = classes.find(c => c.id === a.classId);
if (cls) {
classColors[cls.color] = true;
}
});
const colorsContainer = document.createElement('div');
colorsContainer.className = 'flex space-x-1 absolute top-2 right-2';
Object.keys(classColors).forEach(color => {
const colorDot = document.createElement('div');
colorDot.className = `w-2 h-2 rounded-full bg-${color}-500`;
colorsContainer.appendChild(colorDot);
});
dayElement.appendChild(colorsContainer);
}
dayElement.innerHTML += `
<div class="text-right font-medium mb-1">${day}</div>
`;
// Add click event to show day view
dayElement.addEventListener('click', () => {
selectedDay = date;
currentView = 'day';
updateView();
renderDayAssignments(date);
});
calendarGrid.appendChild(dayElement);
}
function renderClasses() {
classesList.innerHTML = '';
if (classes.length === 0) {
classesList.innerHTML = `
<div class="text-center py-2 text-slate-400 text-sm">
<p>No classes yet</p>
</div>
`;
return;
}
classes.forEach(cls => {
const classItem = document.createElement('div');
classItem.className = 'flex items-center p-2 rounded-lg hover:bg-slate-700 cursor-pointer';
classItem.innerHTML = `
<div class="w-3 h-3 rounded-full bg-${cls.color}-500 mr-2"></div>
<div class="font-medium text-slate-200 truncate flex-1">${cls.name}</div>
<div class="text-xs text-slate-400">${getAssignmentCount(cls.id)}</div>
`;
classesList.appendChild(classItem);
});
}
function renderAssignments() {
const searchTerm = searchAssignments.value.toLowerCase();
let filteredAssignments = [...assignments];
// Apply search filter
if (searchTerm) {
filteredAssignments = filteredAssignments.filter(a =>
a.title.toLowerCase().includes(searchTerm) ||
(a.description && a.description.toLowerCase().includes(searchTerm))
);
}
// Apply status filter
if (currentFilter === 'upcoming') {
filteredAssignments = filteredAssignments.filter(a => !a.completed && !isDueSoon(a.dueDate));
} else if (currentFilter === 'urgent') {
filteredAssignments = filteredAssignments.filter(a => !a.completed && isDueSoon(a.dueDate));
} else if (currentFilter === 'completed') {
filteredAssignments = filteredAssignments.filter(a => a.completed);
}
// Sort by due date (soonest first) and then by creation date (newest first)
filteredAssignments.sort((a, b) => {
if (a.completed !== b.completed) {
return a.completed ? 1 : -1;
}
const dateA = new Date(a.dueDate);
const dateB = new Date(b.dueDate);
if (dateA < dateB) return -1;
if (dateA > dateB) return 1;
const createdA = new Date(a.createdAt);
const createdB = new Date(b.createdAt);
return createdB - createdA;
});
assignmentsContainer.innerHTML = '';
if (filteredAssignments.length === 0) {
noAssignments.classList.remove('hidden');
return;
}
noAssignments.classList.add('hidden');
filteredAssignments.forEach(assignment => {
const dueDate = new Date(assignment.dueDate);
const today = new Date();
const timeDiff = dueDate.getTime() - today.getTime();
const daysDiff = Math.ceil(timeDiff / (1000 * 3600 * 24));
let statusClass = '';
let statusText = '';
if (assignment.completed) {
statusClass = 'completed';
statusText = 'Completed';
} else if (daysDiff <= 3) {
statusClass = 'urgent';
statusText = `Due in ${daysDiff} day${daysDiff !== 1 ? 's' : ''}`;
} else {
statusClass = 'upcoming';
statusText = `Due in ${daysDiff} day${daysDiff !== 1 ? 's' : ''}`;
}
const classInfo = classes.find(c => c.id === assignment.classId);
const classColor = classInfo ? classInfo.color : 'blue';
const assignmentCard = document.createElement('div');
assignmentCard.className = `assignment-card ${statusClass} bg-slate-700 p-4 rounded-lg shadow-sm border-l-${classColor}-500`;
assignmentCard.innerHTML = `
<div class="flex items-start justify-between">
<div class="flex items-start space-x-3">
<label class="checkbox-container relative block cursor-pointer">
<input type="checkbox" ${assignment.completed ? 'checked' : ''} class="absolute opacity-0 h-0 w-0">
<span class="checkmark absolute top-0 left-0 h-5 w-5 border border-slate-500 rounded"></span>
</label>
<div class="flex-1">
<div class="flex items-center">
<div class="w-3 h-3 rounded-full bg-${classColor}-500 mr-2"></div>
<h4 class="font-medium ${assignment.completed ? 'line-through text-slate-400' : 'text-slate-200'}">${assignment.title}</h4>
</div>
${assignment.description ? `<p class="text-sm text-slate-400 mt-1">${assignment.description}</p>` : ''}
<div class="flex items-center mt-2 text-sm">
<i class="far fa-calendar-alt text-slate-500 mr-1"></i>
<span class="text-slate-400">${formatDate(assignment.dueDate)}</span>
<span class="ml-3 px-2 py-0.5 text-xs rounded-full ${statusClass === 'urgent' ? 'bg-red-900 text-red-300' : statusClass === 'completed' ? 'bg-green-900 text-green-300' : 'bg-blue-900 text-blue-300'}">${statusText}</span>
</div>
</div>
</div>
<button class="delete-assignment text-slate-500 hover:text-red-400">
<i class="far fa-trash-alt"></i>
</button>
</div>
`;
const checkbox = assignmentCard.querySelector('input[type="checkbox"]');
checkbox.addEventListener('change', () => toggleAssignmentCompletion(assignment.id));
const deleteBtn = assignmentCard.querySelector('.delete-assignment');
deleteBtn.addEventListener('click', (e) => {
e.stopPropagation();
deleteAssignment(assignment.id);
});
assignmentsContainer.appendChild(assignmentCard);
});
}
function renderDayAssignments(date) {
const day = date.getDate();
const month = date.getMonth();
const year = date.getFullYear();
dayViewDate.textContent = date.toLocaleDateString(undefined, { weekday: 'long', month: 'long', day: 'numeric' });
let dayAssignmentsList = assignments.filter(a => {
const dueDate = new Date(a.dueDate);
return dueDate.getDate() === day &&
dueDate.getMonth() === month &&
dueDate.getFullYear() === year;
});
// Apply search filter
const searchTerm = searchAssignments.value.toLowerCase();
if (searchTerm) {
dayAssignmentsList = dayAssignmentsList.filter(a =>
a.title.toLowerCase().includes(searchTerm) ||
(a.description && a.description.toLowerCase().includes(searchTerm))
);
}
// Apply status filter
if (currentFilter === 'upcoming') {
dayAssignmentsList = dayAssignmentsList.filter(a => !a.completed && !isDueSoon(a.dueDate));
} else if (currentFilter === 'urgent') {
dayAssignmentsList = dayAssignmentsList.filter(a => !a.completed && isDueSoon(a.dueDate));
} else if (currentFilter === 'completed') {
dayAssignmentsList = dayAssignmentsList.filter(a => a.completed);
}
// Sort by completion status and then by creation date
dayAssignmentsList.sort((a, b) => {
if (a.completed !== b.completed) {
return a.completed ? 1 : -1;
}
const createdA = new Date(a.createdAt);
const createdB = new Date(b.createdAt);
return createdA - createdB;
});
dayAssignments.innerHTML = '';
if (dayAssignmentsList.length === 0) {
noDayAssignments.classList.remove('hidden');
return;
}
noDayAssignments.classList.add('hidden');
dayAssignmentsList.forEach(assignment => {
const classInfo = classes.find(c => c.id === assignment.classId);
const classColor = classInfo ? classInfo.color : 'blue';
const className = classInfo ? classInfo.name : 'Unknown Class';
const assignmentCard = document.createElement('div');
assignmentCard.className = `assignment-card ${assignment.completed ? 'completed' : 'upcoming'} bg-slate-700 p-4 rounded-lg shadow-sm border-l-${classColor}-500 mb-3`;
assignmentCard.innerHTML = `
<div class="flex items-start justify-between">
<div class="flex items-start space-x-3">
<label class="checkbox-container relative block cursor-pointer">
<input type="checkbox" ${assignment.completed ? 'checked' : ''} class="absolute opacity-0 h-0 w-0">
<span class="checkmark absolute top-0 left-0 h-5 w-5 border border-slate-500 rounded"></span>
</label>
<div class="flex-1">
<div class="flex items-center">
<div class="w-3 h-3 rounded-full bg-${classColor}-500 mr-2"></div>
<h4 class="font-medium ${assignment.completed ? 'line-through text-slate-400' : 'text-slate-200'}">${assignment.title}</h4>
</div>
<div class="text-xs text-slate-400 mt-1">${className}</div>
${assignment.description ? `<p class="text-sm text-slate-400 mt-2">${assignment.description}</p>` : ''}
<div class="flex items-center mt-3 text-sm">
<i class="far fa-clock text-slate-500 mr-1"></i>
<span class="text-slate-400">Due: ${formatTime(new Date(assignment.dueDate))}</span>
</div>
</div>
</div>
<button class="delete-assignment text-slate-500 hover:text-red-400">
<i class="far fa-trash-alt"></i>
</button>
</div>
`;
const checkbox = assignmentCard.querySelector('input[type="checkbox"]');
checkbox.addEventListener('change', () => toggleAssignmentCompletion(assignment.id));
const deleteBtn = assignmentCard.querySelector('.delete-assignment');
deleteBtn.addEventListener('click', (e) => {
e.stopPropagation();
deleteAssignment(assignment.id);
});
dayAssignments.appendChild(assignmentCard);
});
}
function populateClassDropdown() {
assignmentClassInput.innerHTML = '';
if (classes.length === 0) {
assignmentClassInput.innerHTML = '<option value="">No classes available</option>';
return;
}
classes.forEach(cls => {
const option = document.createElement('option');
option.value = cls.id;
option.textContent = cls.name;
assignmentClassInput.appendChild(option);
});
}
function updateView() {
if (currentView === 'calendar') {
calendarView.classList.remove('hidden');
listView.classList.add('hidden');
dayView.classList.add('hidden');
viewIcon.classList.remove('fa-calendar');
viewIcon.classList.add('fa-list');
} else if (currentView === 'list') {
calendarView.classList.add('hidden');
listView.classList.remove('hidden');
dayView.classList.add('hidden');
viewIcon.classList.remove('fa-list');
viewIcon.classList.add('fa-calendar');
renderAssignments();
} else if (currentView === 'day') {
calendarView.classList.add('hidden');
listView.classList.add('hidden');
dayView.classList.remove('hidden');
viewIcon.classList.remove('fa-list');
viewIcon.classList.add('fa-calendar');
}
}
function updateFilterButtons() {
filterAll.classList.remove('bg-blue-600', 'text-white');
filterUpcoming.classList.remove('bg-blue-600', 'text-white');
filterUrgent.classList.remove('bg-blue-600', 'text-white');
filterCompleted.classList.remove('bg-blue-600', 'text-white');
filterAll.classList.add('bg-slate-700', 'text-slate-200');
filterUpcoming.classList.add('bg-slate-700', 'text-slate-200');
filterUrgent.classList.add('bg-slate-700', 'text-slate-200');
filterCompleted.classList.add('bg-slate-700', 'text-slate-200');
if (currentFilter === 'all') {
filterAll.classList.remove('bg-slate-700', 'text-slate-200');
filterAll.classList.add('bg-blue-600', 'text-white');
} else if (currentFilter === 'upcoming') {
filterUpcoming.classList.remove('bg-slate-700', 'text-slate-200');
filterUpcoming.classList.add('bg-blue-600', 'text-white');
} else if (currentFilter === 'urgent') {
filterUrgent.classList.remove('bg-slate-700', 'text-slate-200');
filterUrgent.classList.add('bg-blue-600', 'text-white');
} else if (currentFilter === 'completed') {
filterCompleted.classList.remove('bg-slate-700', 'text-slate-200');
filterCompleted.classList.add('bg-blue-600', 'text-white');
}
}
function getAssignmentCount(classId) {
return assignments.filter(a => a.classId === classId).length;
}
function isDueSoon(dueDate) {
const date = new Date(dueDate);
const today = new Date();
const timeDiff = date.getTime() - today.getTime();
const daysDiff = Math.ceil(timeDiff / (1000 * 3600 * 24));
return daysDiff <= 3;
}
function formatDate(dateString) {
const options = { year: 'numeric', month: 'short', day: 'numeric' };
return new Date(dateString).toLocaleDateString(undefined, options);
}
function formatTime(date) {
return date.toLocaleTimeString(undefined, { hour: '2-digit', minute: '2-digit' });
}
function getMonthName(monthIndex) {
const months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
return months[monthIndex];
}
function saveToLocalStorage() {
localStorage.setItem('classes', JSON.stringify(classes));
localStorage.setItem('assignments', JSON.stringify(assignments));
}
function loadFromLocalStorage() {
const savedClasses = localStorage.getItem('classes');
const savedAssignments = localStorage.getItem('assignments');
if (savedClasses) {
classes = JSON.parse(savedClasses);
}
if (savedAssignments) {
assignments = JSON.parse(savedAssignments);
}
}
</script>
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</html>