complete part 1 of todo app#2421
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etojeDenys
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Jul 4, 2026
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almost done
- split the app into several components
| const [title, setTitle] = useState(''); | ||
| const [todos, setTodos] = useState<Todo[]>([]); | ||
| const [error, setError] = useState<string | null>(null); | ||
| const [filter, setFilter] = useState('all'); |
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create an enum for the filter parameters
| setError(null); | ||
| getTodos() | ||
| .then(setTodos) | ||
| .catch(() => setError('Unable to load todos')); |
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| <a | ||
| href="#/" | ||
| className={classNames('filter__link', { | ||
| selected: filter === 'all', | ||
| })} | ||
| data-cy="FilterLinkAll" | ||
| onClick={() => setFilter('all')} | ||
| > | ||
| All | ||
| </a> | ||
|
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| {/* 'is-active' class puts this modal on top of the todo */} | ||
| <div data-cy="TodoLoader" className="modal overlay is-active"> | ||
| <div className="modal-background has-background-white-ter" /> | ||
| <div className="loader" /> | ||
| </div> | ||
| </div> | ||
| </section> | ||
|
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||
| {/* Hide the footer if there are no todos */} | ||
| <footer className="todoapp__footer" data-cy="Footer"> | ||
| <span className="todo-count" data-cy="TodosCounter"> | ||
| 3 items left | ||
| </span> | ||
|
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||
| {/* Active link should have the 'selected' class */} | ||
| <nav className="filter" data-cy="Filter"> | ||
| <a | ||
| href="#/" | ||
| className="filter__link selected" | ||
| data-cy="FilterLinkAll" | ||
| > | ||
| All | ||
| </a> | ||
| <a | ||
| href="#/active" | ||
| className={classNames('filter__link', { | ||
| selected: filter === 'active', | ||
| })} | ||
| data-cy="FilterLinkActive" | ||
| onClick={() => setFilter('active')} | ||
| > | ||
| Active | ||
| </a> |
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you can create an array with the required parameters and then map through it to create links and avoid code repetition
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DEMO LINK