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Dmitry Vasilev
2023-06-15 18:16:56 +03:00
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21
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The MIT License (MIT)
Copyright (c) 2015-present Dan Abramov
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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Code in this folder is borrowed from https://github.com/reduxjs/redux/tree/master/examples/todos
See [LICENSE.md](./LICENSE.md) for license

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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Redux Todos Example</title>
</head>
<body>
<div id="root"></div>
<!--
This HTML file is a template.
If you open it directly in the browser, you will see an empty page.
You can add webfonts, meta tags, or analytics to this file.
The build step will place the bundled scripts into the <body> tag.
To begin the development, run `npm start` in this folder.
To create a production bundle, use `npm run build`.
-->
</body>
</html>

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docs/examples/todos/src/actions/index.js Normal file
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let nextTodoId = 0
export const addTodo = text => ({
type: 'ADD_TODO',
id: nextTodoId++,
text
})
export const setVisibilityFilter = filter => ({
type: 'SET_VISIBILITY_FILTER',
filter
})
export const toggleTodo = id => ({
type: 'TOGGLE_TODO',
id
})
export const VisibilityFilters = {
SHOW_ALL: 'SHOW_ALL',
SHOW_COMPLETED: 'SHOW_COMPLETED',
SHOW_ACTIVE: 'SHOW_ACTIVE'
}

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docs/examples/todos/src/actions/index.spec.js Normal file
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import * as actions from './index'
describe('todo actions', () => {
it('addTodo should create ADD_TODO action', () => {
expect(actions.addTodo('Use Redux')).toEqual({
type: 'ADD_TODO',
id: 0,
text: 'Use Redux'
})
})
it('setVisibilityFilter should create SET_VISIBILITY_FILTER action', () => {
expect(actions.setVisibilityFilter('active')).toEqual({
type: 'SET_VISIBILITY_FILTER',
filter: 'active'
})
})
it('toggleTodo should create TOGGLE_TODO action', () => {
expect(actions.toggleTodo(1)).toEqual({
type: 'TOGGLE_TODO',
id: 1
})
})
})

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import React from 'react'
import Footer from './Footer'
import AddTodo from '../containers/AddTodo'
import VisibleTodoList from '../containers/VisibleTodoList'
const App = () => (
<div>
<AddTodo />
<VisibleTodoList />
<Footer />
</div>
)
export default App

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docs/examples/todos/src/components/Footer.js Normal file
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import React from 'react'
import FilterLink from '../containers/FilterLink'
import { VisibilityFilters } from '../actions'
const Footer = () => (
<div>
<span>Show: </span>
<FilterLink filter={VisibilityFilters.SHOW_ALL}>
All
</FilterLink>
<FilterLink filter={VisibilityFilters.SHOW_ACTIVE}>
Active
</FilterLink>
<FilterLink filter={VisibilityFilters.SHOW_COMPLETED}>
Completed
</FilterLink>
</div>
)
export default Footer

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docs/examples/todos/src/components/Link.js Normal file
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import React from 'react'
import PropTypes from 'prop-types'
const Link = ({ active, children, onClick }) => (
<button
onClick={onClick}
disabled={active}
style={{
marginLeft: '4px',
}}
>
{children}
</button>
)
Link.propTypes = {
active: PropTypes.bool.isRequired,
children: PropTypes.node.isRequired,
onClick: PropTypes.func.isRequired
}
export default Link

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docs/examples/todos/src/components/Todo.js Normal file
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import React from 'react'
import PropTypes from 'prop-types'
const Todo = ({ onClick, completed, text }) => (
<li
onClick={onClick}
style={{
textDecoration: completed ? 'line-through' : 'none'
}}
>
{text}
</li>
)
Todo.propTypes = {
onClick: PropTypes.func.isRequired,
completed: PropTypes.bool.isRequired,
text: PropTypes.string.isRequired
}
export default Todo

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docs/examples/todos/src/components/TodoList.js Normal file
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import React from 'react'
import PropTypes from 'prop-types'
import Todo from './Todo'
const TodoList = ({ todos, toggleTodo }) => (
<ul>
{todos.map(todo =>
<Todo
key={todo.id}
{...todo}
onClick={() => toggleTodo(todo.id)}
/>
)}
</ul>
)
TodoList.propTypes = {
todos: PropTypes.arrayOf(PropTypes.shape({
id: PropTypes.number.isRequired,
completed: PropTypes.bool.isRequired,
text: PropTypes.string.isRequired
}).isRequired).isRequired,
toggleTodo: PropTypes.func.isRequired
}
export default TodoList

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docs/examples/todos/src/containers/AddTodo.js Normal file
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import React from 'react'
import { connect } from 'react-redux'
import { addTodo } from '../actions'
const AddTodo = ({ dispatch }) => {
let input
return (
<div>
<form onSubmit={e => {
e.preventDefault()
if (!input.value.trim()) {
return
}
dispatch(addTodo(input.value))
input.value = ''
}}>
<input ref={node => input = node} />
<button type="submit">
Add Todo
</button>
</form>
</div>
)
}
export default connect()(AddTodo)

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docs/examples/todos/src/containers/FilterLink.js Normal file
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import { connect } from 'react-redux'
import { setVisibilityFilter } from '../actions'
import Link from '../components/Link'
const mapStateToProps = (state, ownProps) => ({
active: ownProps.filter === state.visibilityFilter
})
const mapDispatchToProps = (dispatch, ownProps) => ({
onClick: () => dispatch(setVisibilityFilter(ownProps.filter))
})
export default connect(
mapStateToProps,
mapDispatchToProps
)(Link)

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docs/examples/todos/src/containers/VisibleTodoList.js Normal file
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import { connect } from 'react-redux'
import { toggleTodo } from '../actions'
import TodoList from '../components/TodoList'
import { VisibilityFilters } from '../actions'
const getVisibleTodos = (todos, filter) => {
switch (filter) {
case VisibilityFilters.SHOW_ALL:
return todos
case VisibilityFilters.SHOW_COMPLETED:
return todos.filter(t => t.completed)
case VisibilityFilters.SHOW_ACTIVE:
return todos.filter(t => !t.completed)
default:
throw new Error('Unknown filter: ' + filter)
}
}
const mapStateToProps = state => ({
todos: getVisibleTodos(state.todos, state.visibilityFilter)
})
const mapDispatchToProps = dispatch => ({
toggleTodo: id => dispatch(toggleTodo(id))
})
export default connect(
mapStateToProps,
mapDispatchToProps
)(TodoList)

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import React from 'react'
import { render } from 'react-dom'
import { createStore } from 'redux'
import { Provider } from 'react-redux'
import App from './components/App'
import rootReducer from './reducers'
const store = createStore(rootReducer)
render(
<Provider store={store}>
<App />
</Provider>,
document.getElementById('root')
)

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import { combineReducers } from 'redux'
import todos from './todos'
import visibilityFilter from './visibilityFilter'
export default combineReducers({
todos,
visibilityFilter
})

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docs/examples/todos/src/reducers/todos.js Normal file
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const todos = (state = [], action) => {
switch (action.type) {
case 'ADD_TODO':
return [
...state,
{
id: action.id,
text: action.text,
completed: false
}
]
case 'TOGGLE_TODO':
return state.map(todo =>
(todo.id === action.id)
? {...todo, completed: !todo.completed}
: todo
)
default:
return state
}
}
export default todos

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import todos from './todos'
describe('todos reducer', () => {
it('should handle initial state', () => {
expect(
todos(undefined, {})
).toEqual([])
})
it('should handle ADD_TODO', () => {
expect(
todos([], {
type: 'ADD_TODO',
text: 'Run the tests',
id: 0
})
).toEqual([
{
text: 'Run the tests',
completed: false,
id: 0
}
])
expect(
todos([
{
text: 'Run the tests',
completed: false,
id: 0
}
], {
type: 'ADD_TODO',
text: 'Use Redux',
id: 1
})
).toEqual([
{
text: 'Run the tests',
completed: false,
id: 0
}, {
text: 'Use Redux',
completed: false,
id: 1
}
])
expect(
todos([
{
text: 'Run the tests',
completed: false,
id: 0
}, {
text: 'Use Redux',
completed: false,
id: 1
}
], {
type: 'ADD_TODO',
text: 'Fix the tests',
id: 2
})
).toEqual([
{
text: 'Run the tests',
completed: false,
id: 0
}, {
text: 'Use Redux',
completed: false,
id: 1
}, {
text: 'Fix the tests',
completed: false,
id: 2
}
])
})
it('should handle TOGGLE_TODO', () => {
expect(
todos([
{
text: 'Run the tests',
completed: false,
id: 1
}, {
text: 'Use Redux',
completed: false,
id: 0
}
], {
type: 'TOGGLE_TODO',
id: 1
})
).toEqual([
{
text: 'Run the tests',
completed: true,
id: 1
}, {
text: 'Use Redux',
completed: false,
id: 0
}
])
})
})

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import { VisibilityFilters } from '../actions'
const visibilityFilter = (state = VisibilityFilters.SHOW_ALL, action) => {
switch (action.type) {
case 'SET_VISIBILITY_FILTER':
return action.filter
default:
return state
}
}
export default visibilityFilter