Create TodoApp component for managing tasks

TodoApp is a simple and efficient task-management tool designed to help users stay organized and productive. With its clean, modern interface and responsive design, TodoApp makes it easy to add tasks, mark them as complete, and delete them when no longer needed.

Built with smooth animations and intuitive controls, TodoApp delivers a user-friendly experience perfect for managing daily routines, work responsibilities, personal goals, or long-term projects.

Key Features

Add new tasks with a single click

Mark tasks as complete with a simple tap

Delete tasks instantly

Smooth transition animations powered by Framer Motion

Modern design using shadcn UI components

Fully responsive layout for all screen sizes

Whether you're tracking small reminders or planning your whole day, TodoApp keeps your workflow organized and stress-free.

denam host

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+import React, { useState, useEffect } from "react";
+
+export default function TodoApp() {
+  const [todos, setTodos] = useState(() =>
+    JSON.parse(localStorage.getItem("todos") || "[]")
+  );
+  const [input, setInput] = useState("");
+
+  // Save todos to localStorage whenever they change
+  useEffect(() => {
+    localStorage.setItem("todos", JSON.stringify(todos));
+  }, [todos]);
+
+  const addTodo = (e) => {
+    e.preventDefault();
+    if (!input.trim()) return;
+    setTodos([...todos, { id: Date.now(), text: input, done: false }]);
+    setInput("");
+  };
+
+  const toggleTodo = (id) => {
+    setTodos(todos =>
+      todos.map(todo =>
+        todo.id === id ? { ...todo, done: !todo.done } : todo
+      )
+    );
+  };
+
+  const deleteTodo = (id) => {
+    setTodos(todos => todos.filter(todo => todo.id !== id));
+  };
+
+  return (
+    <div className="min-h-screen bg-gray-50 flex items-center justify-center">
+      <div className="bg-white rounded-xl shadow-lg p-8 w-full max-w-md">
+        <h1 className="text-2xl font-bold mb-6 text-center">To-Do List</h1>
+        <form className="flex mb-4 gap-2" onSubmit={addTodo}>
+          <input
+            className="flex-1 border rounded-lg px-3 py-2 outline-none border-gray-300 focus:border-emerald-500"
+            value={input}
+            onChange={e => setInput(e.target.value)}
+            placeholder="What needs to be done?"
+            autoFocus
+          />
+          <button className="bg-emerald-600 text-white px-4 py-2 rounded-lg hover:bg-emerald-700" type="submit">
+            Add
+          </button>
+        </form>
+        <ul>
+          {todos.length === 0 ? (
+            <li className="text-center text-gray-400">No tasks yet.</li>
+          ) : (
+            todos.map(todo => (
+              <li
+                key={todo.id}
+                className="flex items-center justify-between py-2 border-b border-gray-100 last:border-b-0"
+              >
+                <label className="flex items-center gap-2 flex-1 cursor-pointer">
+                  <input
+                    type="checkbox"
+                    checked={todo.done}
+                    onChange={() => toggleTodo(todo.id)}
+                    className="w-4 h-4 accent-emerald-600"
+                  />
+                  <span className={todo.done ? "line-through text-gray-400" : ""}>
+                    {todo.text}
+                  </span>
+                </label>
+                <button
+                  className="ml-2 text-gray-400 hover:text-red-500 text-lg px-2"
+                  onClick={() => deleteTodo(todo.id)}
+                  aria-label="Delete"
+                >
+                  ×
+                </button>
+              </li>
+            ))
+          )}
+        </ul>
+      </div>
+    </div>
+  );
+}