Task-Scheduler/Task.html at main · gensysweb6/Task-Scheduler · GitHub

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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>JmL Task Tracker</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/confetti.browser.min.js"></script>
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap" rel="stylesheet">
    <style>
        body {
            font-family: 'Inter', sans-serif;
            background-color: #f3f4f6; /* Tailwind gray-100 */
        }
        .kanban-column {
            min-height: 300px; /* Minimum height for columns */
            transition: background-color 0.2s ease-in-out;
        }
        .kanban-column.drag-over {
            background-color: #e0e7ff; /* Tailwind indigo-100 for drag hover */
        }
        .task-card {
            cursor: grab;
            transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
        }
        .task-card:active {
            cursor: grabbing;
            transform: scale(1.05);
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); /* Tailwind shadow-lg */
        }
        .task-card.done {
            text-decoration: line-through;
            background-color: #d1fae5; /* Tailwind green-100 */
            border-color: #6ee7b7; /* Tailwind green-300 */
        }
        .delete-task-btn {
            transition: color 0.2s ease-in-out;
        }
        .delete-task-btn:hover {
            color: #ef4444; /* Tailwind red-500 */
        }
        /* Confetti canvas styling */
        #confetti-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none; /* Allows clicks to pass through */
            z-index: 9999;
        }
    </style>
</head>
<body class="antialiased text-slate-700">
    <canvas id="confetti-canvas"></canvas>

    <div class="container mx-auto p-4 md:p-8 max-w-6xl">
        <header class="mb-8 text-center">
            <h1 class="text-4xl font-bold text-slate-800">JmL Task Tracker</h1>
            <p class="text-slate-500">Organize your work, one task at a time.</p>
        </header>

        <div class="mb-6 p-6 bg-white rounded-xl shadow-lg">
            <h2 class="text-2xl font-semibold mb-4 text-slate-700">Add New Task</h2>
            <div class="flex flex-col sm:flex-row gap-4">
                <input type="text" id="task-input" placeholder="Enter task description..." class="flex-grow p-3 border border-slate-300 rounded-lg focus:ring-2 focus:ring-indigo-500 focus:border-indigo-500 outline-none transition-shadow">
                <button id="add-task-btn" class="bg-indigo-600 hover:bg-indigo-700 text-white font-semibold py-3 px-6 rounded-lg shadow-md hover:shadow-lg transition-all duration-150 ease-in-out transform hover:scale-105">
                    Add Task
                </button>
            </div>
        </div>

        <div class="mb-8 text-center">
            <button id="clear-all-tasks-btn" class="bg-red-500 hover:bg-red-600 text-white font-semibold py-2 px-4 rounded-lg shadow-md hover:shadow-lg transition-all duration-150 ease-in-out transform hover:scale-105">
                Clear All Tasks
            </button>
            <button id="clear-completed-tasks-btn"
                class="bg-orange-500 hover:bg-blue-600 text-white font-semibold py-2 px-4 rounded-lg shadow-md hover:shadow-lg transition-all duration-150 ease-in-out transform hover:scale-105">
                Clear Completed Tasks
            </button>
        </div>


        <div class="grid grid-cols-1 md:grid-cols-3 gap-6">
            <div id="todo-column" class="kanban-column bg-slate-200 p-5 rounded-xl shadow-md">
                <h3 class="text-xl font-semibold mb-4 text-slate-700 border-b-2 border-slate-300 pb-2">To Do</h3>
                <div id="todo-tasks" class="space-y-3 min-h-[200px]">
                    </div>
            </div>

            <div id="inprogress-column" class="kanban-column bg-slate-200 p-5 rounded-xl shadow-md">
                <h3 class="text-xl font-semibold mb-4 text-slate-700 border-b-2 border-slate-300 pb-2">In Progress</h3>
                <div id="inprogress-tasks" class="space-y-3 min-h-[200px]">
                    </div>
            </div>

            <div id="done-column" class="kanban-column bg-slate-200 p-5 rounded-xl shadow-md">
                <h3 class="text-xl font-semibold mb-4 text-slate-700 border-b-2 border-slate-300 pb-2">Done</h3>
                <div id="done-tasks" class="space-y-3 min-h-[200px]">
                    </div>
            </div>
        </div>
    </div>

    <script>
        // DOM Elements
        const taskInput = document.getElementById('task-input');
        const addTaskBtn = document.getElementById('add-task-btn');
        const todoTasksContainer = document.getElementById('todo-tasks');
        const inprogressTasksContainer = document.getElementById('inprogress-tasks');
        const doneTasksContainer = document.getElementById('done-tasks');
        const columns = document.querySelectorAll('.kanban-column');
        const confettiCanvas = document.getElementById('confetti-canvas');
        const clearAllTasksBtn = document.getElementById('clear-all-tasks-btn'); // New button
        const clearCompletedTasksBtn = document.getElementById('clear-completed-tasks-btn'); // New button

        // Initialize Confetti
        const myConfetti = confetti.create(confettiCanvas, {
            resize: true,
            useWorker: true
        });

        // --- Task Management ---

        // Function to create a new task element
        function createTaskElement(taskText, taskId, isDone = false) {
            const taskCard = document.createElement('div');
            taskCard.classList.add('task-card', 'bg-white', 'p-4', 'rounded-lg', 'shadow-sm', 'border', 'border-slate-200', 'flex', 'justify-between', 'items-center');
            if (isDone) {
                taskCard.classList.add('done');
            }
            taskCard.setAttribute('draggable', 'true');
            taskCard.setAttribute('id', taskId);

            const taskContent = document.createElement('p');
            taskContent.textContent = taskText;
            taskContent.classList.add('text-slate-700', 'flex-grow', 'mr-2');

            const deleteBtn = document.createElement('button');
            deleteBtn.innerHTML = '&#x2715;'; // Cross mark
            deleteBtn.classList.add('delete-task-btn', 'text-slate-400', 'hover:text-red-500', 'font-bold', 'text-lg');
            deleteBtn.title = "Delete task";

            deleteBtn.addEventListener('click', () => {
                taskCard.remove();
                saveTasksToLocalStorage(); // Update local storage after deleting
            });

            taskCard.appendChild(taskContent);
            taskCard.appendChild(deleteBtn);

            // Drag and Drop Event Listeners for the task card
            taskCard.addEventListener('dragstart', (event) => {
                event.dataTransfer.setData('text/plain', event.target.id);
                event.target.classList.add('opacity-50'); // Visual feedback for dragging
            });

            taskCard.addEventListener('dragend', (event) => {
                event.target.classList.remove('opacity-50');
            });

            return taskCard;
        }

        // Function to add a new task
        function addTask() {
            const taskText = taskInput.value.trim();
            if (taskText === '') {
                // A more user-friendly message could be a modal or a styled notification
                // For simplicity, we'll use alert for now.
                const existingAlert = document.querySelector('.custom-alert');
                if (existingAlert) existingAlert.remove();

                const alertBox = document.createElement('div');
                alertBox.textContent = 'Please enter a task description.';
                alertBox.classList.add('custom-alert', 'fixed', 'top-5', 'left-1/2', '-translate-x-1/2', 'bg-yellow-400', 'text-yellow-800', 'p-3', 'rounded-lg', 'shadow-md', 'z-50');
                document.body.appendChild(alertBox);
                setTimeout(() => alertBox.remove(), 3000);
                return;
            }

            const taskId = 'task-' + Date.now() + '-' + Math.random().toString(36).substr(2, 9);
            const newTask = createTaskElement(taskText, taskId);
            todoTasksContainer.appendChild(newTask);
            taskInput.value = ''; // Clear input field
            saveTasksToLocalStorage();
        }

        // Event listener for adding a task
        addTaskBtn.addEventListener('click', addTask);
        taskInput.addEventListener('keypress', (event) => {
            if (event.key === 'Enter') {
                addTask();
            }
        });

        // --- Drag and Drop Functionality for Columns ---
        columns.forEach(column => {
            const taskContainer = column.querySelector('.space-y-3'); // Get the direct child for tasks

            column.addEventListener('dragover', (event) => {
                event.preventDefault(); // Allow dropping
                column.classList.add('drag-over');
            });

            column.addEventListener('dragleave', () => {
                column.classList.remove('drag-over');
            });

            column.addEventListener('drop', (event) => {
                event.preventDefault();
                column.classList.remove('drag-over');
                const taskId = event.dataTransfer.getData('text/plain');
                const draggableElement = document.getElementById(taskId);

                if (draggableElement && taskContainer) {
                    // const previousColumnId = draggableElement.parentElement.parentElement.id; // Not strictly needed for this logic
                    taskContainer.appendChild(draggableElement);

                    // Check if dropped in "Done" column
                    if (column.id === 'done-column') {
                        draggableElement.classList.add('done');
                        // Trigger confetti!
                        myConfetti({
                            particleCount: 150,
                            spread: 90,
                            origin: { y: 0.6 }
                        });
                    } else {
                        draggableElement.classList.remove('done');
                    }
                    saveTasksToLocalStorage();
                }
            });
        });

        // --- Clear All Tasks Functionality ---
        clearAllTasksBtn.addEventListener('click', () => {
            // Confirmation dialog
            // For a better UX, consider a custom modal instead of confirm()
            const userConfirmed = confirm("Are you sure you want to delete ALL tasks? This action cannot be undone.");

            if (userConfirmed) {
                // Clear tasks from each column's container
                todoTasksContainer.innerHTML = '';
                inprogressTasksContainer.innerHTML = '';
                doneTasksContainer.innerHTML = '';

                // Update local storage to reflect the empty state
                saveTasksToLocalStorage();
                console.log("All tasks cleared."); // Optional: for debugging
            }
        });

        // --- Clear Completed Tasks Functionality ---
        clearCompletedTasksBtn.addEventListener('click', () => {
            // Confirmation dialog
            // For a better UX, consider a custom modal instead of confirm()
            const userConfirmed = confirm("Are you sure you want to delete ALL Completed tasks? This action cannot be undone.");

            if (userConfirmed) {
                // Clear tasks from each column's container
                doneTasksContainer.innerHTML = '';

                // Update local storage to reflect the empty state
                saveTasksToLocalStorage();
                console.log("All completed tasks cleared."); // Optional: for debugging
            }
        });

        // --- Local Storage ---
        function saveTasksToLocalStorage() {
            const tasks = {
                todo: [],
                inprogress: [],
                done: []
            };

            todoTasksContainer.querySelectorAll('.task-card').forEach(task => {
                tasks.todo.push({ id: task.id, text: task.querySelector('p').textContent });
            });
            inprogressTasksContainer.querySelectorAll('.task-card').forEach(task => {
                tasks.inprogress.push({ id: task.id, text: task.querySelector('p').textContent });
            });
            doneTasksContainer.querySelectorAll('.task-card').forEach(task => {
                tasks.done.push({ id: task.id, text: task.querySelector('p').textContent, isDone: true });
            });

            localStorage.setItem('todoTasks', JSON.stringify(tasks));
        }

        function loadTasksFromLocalStorage() {
            const storedTasks = localStorage.getItem('todoTasks');
            if (storedTasks) {
                const tasks = JSON.parse(storedTasks);

                tasks.todo.forEach(taskData => {
                    const taskEl = createTaskElement(taskData.text, taskData.id);
                    todoTasksContainer.appendChild(taskEl);
                });
                tasks.inprogress.forEach(taskData => {
                    const taskEl = createTaskElement(taskData.text, taskData.id);
                    inprogressTasksContainer.appendChild(taskEl);
                });
                tasks.done.forEach(taskData => {
                    const taskEl = createTaskElement(taskData.text, taskData.id, true);
                    doneTasksContainer.appendChild(taskEl);
                });
            }
        }

        // Load tasks when the page loads
        document.addEventListener('DOMContentLoaded', loadTasksFromLocalStorage);

    </script>
</body>
</html>