todo-list/todoList.html at main · corroonn/todo-list · GitHub

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<!DOCTYPE html>

<html>
  <head>
    <title>To do list</title>
  </head>
  <body>

    <button id="toggle-all-button">Toggle all</button>
    <button id="add-button">Add todo</button>
    <input id="add-input">


    <ul id="todos-ul">
    </ul>


    <script>

      var todos = [
        {todoText: 'Item 1', completed: false},
        {todoText: 'Item 2', completed: false},
        {todoText: 'Item 3', completed: false}
      ];

      displayTodos();

      function add(){
        var initialTodoText = addInput.value;
        todos.push({todoText: initialTodoText, completed: false});
        addInput.value = '';
        displayTodos();
      }

      function edit(event) {
        var result = prompt('Edit your todo');
        var position = event.currentTarget.id.split('-')[1];
        if (result === null || result === '') {
          // do nothing
        }
        else {
          var newTodoText = result;
          todos[position].todoText = newTodoText;
        }
        displayTodos();
      }


      function remove(event) {
        var position = event.currentTarget.id.split('-')[1];
        todos.splice(position, 1);
        displayTodos();
      }

      function toggle(event){
        var position = event.currentTarget.id.split('-')[1];
        if (todos[position].completed === false) {
          todos[position].completed = true;
        }
        else {
          todos[position].completed = false;
        }
        displayTodos();
      }

      function displayTodos() {
        var todoListUl = document.getElementById('todos-ul');

        todoListUl.innerHTML = '';

        for (var i = 0; i < todos.length; i++) {
          var todoLi = document.createElement('li');
          var completedStatus = '[X]';
          if (todos[i].completed === true) {
            completedStatus = '[X] ';
          }
          else {
            completedStatus = '[ ] ';
          }


          todoLi.innerHTML = completedStatus + todos[i].todoText;
          todoListUl.appendChild(todoLi);

          var removeButton = document.createElement('button');
          removeButton.innerText = 'Remove';
          todoLi.appendChild(removeButton);
          removeButton.addEventListener('click', remove);
          removeButton.id = 'remove-' + i;

          var toggleButton = document.createElement('button');
          toggleButton.innerText = 'Toggle';
          todoLi.appendChild(toggleButton);
          toggleButton.addEventListener('click', toggle);
          toggleButton.id = 'toggle-'+i;

          var editButton = document.createElement('button');
          editButton.innerText = 'Edit';
          todoLi.appendChild(editButton);
          editButton.addEventListener('click', edit);
          editButton.id = 'edit-' + i;

        }
      }

      function toggleAll() {

        var completedTodos = 0;

        for (var i = 0; i < todos.length; i++){
          if (todos[i].completed === true) {
            completedTodos++;
          }
        }
        if (completedTodos === todos.length){
          for (var i = 0; i < todos.length; i++){
            todos[i].completed = false;
          }
        }
        else {
          for (var i = 0; i < todos.length; i++){
            todos[i].completed = true;
          }
        }
        displayTodos();
      }

      var toggleAllButton = document.getElementById('toggle-all-button');
      toggleAllButton.addEventListener('click', toggleAll);

      var addButton = document.getElementById('add-button');

      var addInput = document.getElementById('add-input');
      addButton.addEventListener('click', add);

      var editPositionInput = document.getElementById('edit-position-input');
      var editTextInput = document.getElementById('edit-text-input');

      var editButton = document.getElementById('edit-button');
      editButton.addEventListener('click', edit);


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