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@aksswami
Created March 29, 2018 18:41
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JS Bin [TODO Refactor done] // source https://jsbin.com/jarugew
<!DOCTYPE html>
<html>
<head>
<meta name="description" content="[TODO Refactor done]">
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>JS Bin</title>
<script src="https://fb.me/react-15.1.0.js"></script>
<script src="https://fb.me/react-dom-15.1.0.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/redux/3.7.2/redux.min.js"> </script>
</head>
<body>
<div id='root'></div>
<script id="jsbin-javascript">
'use strict';
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } }
var todo = function todo(state, action) {
switch (action.type) {
case 'ADD_TODO':
return {
id: action.id,
text: action.text,
completed: false
};
case 'TOGGLE_TODO':
if (state.id !== action.id) {
return state;
}
return _extends({}, state, {
completed: !state.completed
});
default:
return state;
};
};
var todos = function todos(state, action) {
if (state === undefined) state = [];
switch (action.type) {
case 'ADD_TODO':
return [].concat(_toConsumableArray(state), [todo(undefined, action)]);
case 'TOGGLE_TODO':
return state.map(function (t) {
return todo(t, action);
});
default:
return state;
};
};
var visibilityFilter = function visibilityFilter(state, action) {
if (state === undefined) state = 'SHOW_ALL';
switch (action.type) {
case 'SET_VISIBILITY_FILTER':
return action.filter;
default:
return state;
};
};
var combineReducers = function combineReducers(reducers) {
return function (state, action) {
if (state === undefined) state = {};
return Object.keys(reducers).reduce(function (nextState, key) {
nextState[key] = reducers[key](state[key], action);
return nextState;
}, {});
};
};
var todoApp = combineReducers({
todos: todos,
visibilityFilter: visibilityFilter
});
var testAddTodo = function testAddTodo() {
var stateBefore = [];
var action = {
type: 'ADD_TODO',
id: 0,
text: 'Learn Redux'
};
var stateAfter = [{
id: 0,
text: 'Learn Redux',
completed: false
}];
expect(todos(stateBefore, action)).toEqual(stateAfter);
};
var testToggleTodo = function testToggleTodo() {
var stateBefore = [{
id: 0,
text: 'Learn Redux',
completed: false
}, {
id: 1,
text: 'Go shopping',
completed: false
}];
var action = {
type: 'TOGGLE_TODO',
id: 1
};
var stateAfter = [{
id: 0,
text: 'Learn Redux',
completed: false
}, {
id: 1,
text: 'Go shopping',
completed: true
}];
expect(todos(stateBefore, action)).toEqual(stateAfter);
};
var _React = React;
var Component = _React.Component;
var _Redux = Redux;
var createStore = _Redux.createStore;
var store = createStore(todoApp);
var FilterLink = function FilterLink(_ref) {
var filter = _ref.filter;
var currentFilter = _ref.currentFilter;
var children = _ref.children;
var onClick = _ref.onClick;
if (filter == currentFilter) {
return React.createElement(
'span',
null,
children
);
}
return React.createElement(
'a',
{ href: '#',
onClick: function (e) {
e.preventDefault();
onClick(filter);
}
},
children
);
};
var Todo = function Todo(_ref2) {
var onClick = _ref2.onClick;
var completed = _ref2.completed;
var text = _ref2.text;
return React.createElement(
'li',
{
onClick: onClick,
style: {
textDecoration: completed ? 'line-through' : 'none'
} },
text
);
};
var TodoList = function TodoList(_ref3) {
var todos = _ref3.todos;
var onTodoClick = _ref3.onTodoClick;
return React.createElement(
'ul',
null,
todos.map(function (todo) {
return React.createElement(Todo, _extends({
key: todo.id
}, todo, {
onClick: function () {
return onTodoClick(todo.id);
}
}));
})
);
};
var AddTodo = function AddTodo(_ref4) {
var onAddClick = _ref4.onAddClick;
var input = undefined;
return React.createElement(
'div',
null,
React.createElement('input', { ref: function (node) {
input = node;
} }),
React.createElement(
'button',
{ onClick: function () {
onAddClick(input.value);
input.value = '';
} },
'Add Todo'
)
);
};
var Footer = function Footer(_ref5) {
var visibilityFilter = _ref5.visibilityFilter;
var onFilterClick = _ref5.onFilterClick;
return React.createElement(
'p',
null,
'Show:',
'\n',
React.createElement(
FilterLink,
{
filter: 'SHOW_ALL',
currentFilter: visibilityFilter,
onClick: onFilterClick
},
'All'
),
', ',
React.createElement(
FilterLink,
{
filter: 'SHOW_ACTIVE',
currentFilter: visibilityFilter,
onClick: onFilterClick
},
'Active'
),
', ',
React.createElement(
FilterLink,
{
filter: 'SHOW_COMPLETED',
currentFilter: visibilityFilter,
onClick: onFilterClick
},
'Completed'
)
);
};
var getVisibleTodos = function getVisibleTodos(todos, filter) {
switch (filter) {
case 'SHOW_ALL':
return todos;
case 'SHOW_COMPLETED':
return todos.filter(function (t) {
return t.completed;
});
case 'SHOW_ACTIVE':
return todos.filter(function (t) {
return !t.completed;
});
}
};
var nextTodoId = 0;
var TodoApp = function TodoApp(_ref6) {
var todos = _ref6.todos;
var visibilityFilter = _ref6.visibilityFilter;
return React.createElement(
'div',
null,
React.createElement(AddTodo, {
onAddClick: function (text) {
return store.dispatch({
type: 'ADD_TODO',
id: nextTodoId++,
text: text
});
} }),
React.createElement(TodoList, {
todos: getVisibleTodos(todos, visibilityFilter),
onTodoClick: function (id) {
return store.dispatch({
type: 'TOGGLE_TODO',
id: id
});
} }),
React.createElement(Footer, {
visibilityFilter: visibilityFilter,
onFilterClick: function (filter) {
return store.dispatch({
type: 'SET_VISIBILITY_FILTER',
filter: filter
});
} })
);
};
var render = function render() {
ReactDOM.render(React.createElement(TodoApp, store.getState()), document.getElementById('root'));
};
store.subscribe(render);
render();
</script>
<script id="jsbin-source-javascript" type="text/javascript">const todo = (state, action) => {
switch (action.type) {
case 'ADD_TODO':
return {
id: action.id,
text: action.text,
completed: false
};
case 'TOGGLE_TODO':
if (state.id !== action.id) {
return state;
}
return {
...state,
completed: !state.completed
};
default:
return state;
};
};
const todos = (state = [], action) => {
switch (action.type) {
case 'ADD_TODO':
return [
...state,
todo(undefined, action)
];
case 'TOGGLE_TODO':
return state.map(t => todo(t, action));
default:
return state;
};
};
const visibilityFilter = (
state = 'SHOW_ALL',
action
) => {
switch (action.type) {
case 'SET_VISIBILITY_FILTER':
return action.filter;
default:
return state;
};
};
const combineReducers = (reducers) => {
return (state = {}, action) => {
return Object.keys(reducers).reduce(
(nextState, key) => {
nextState[key] = reducers[key](
state[key],
action
);
return nextState;
},
{}
);
};
};
const todoApp = combineReducers({
todos,
visibilityFilter
})
const testAddTodo = () => {
const stateBefore = [];
const action = {
type: 'ADD_TODO',
id: 0,
text: 'Learn Redux'
};
const stateAfter = [
{
id: 0,
text: 'Learn Redux',
completed: false
}
];
expect(
todos(stateBefore, action)
).toEqual(stateAfter);
};
const testToggleTodo = () => {
const stateBefore = [
{
id: 0,
text: 'Learn Redux',
completed: false
},
{
id: 1,
text: 'Go shopping',
completed: false
}
];
const action = {
type: 'TOGGLE_TODO',
id: 1
};
const stateAfter = [
{
id: 0,
text: 'Learn Redux',
completed: false
},
{
id: 1,
text: 'Go shopping',
completed: true
}
];
expect(
todos(stateBefore, action)
).toEqual(stateAfter);
};
const { Component } = React;
const { createStore } = Redux;
const store = createStore(todoApp);
const FilterLink = ({
filter,
currentFilter,
children,
onClick
}) => {
if (filter == currentFilter) {
return <span>{children}</span>
}
return (
<a href='#'
onClick={e => {
e.preventDefault();
onClick(filter);
}}
>
{children}
</a>
);
};
const Todo = ({
onClick,
completed,
text
}) => (
<li
onClick={onClick}
style={{
textDecoration: completed? 'line-through' : 'none'
}}>
{text}
</li>
);
const TodoList = ({
todos,
onTodoClick
}) => (
<ul>
{todos.map(todo =>
<Todo
key={todo.id}
{...todo}
onClick={() => onTodoClick(todo.id)}
/>
)}
</ul>
);
const AddTodo = ({
onAddClick
}) => {
let input;
return (
<div>
<input ref={node => {
input = node;
}} />
<button onClick={() => {
onAddClick(input.value);
input.value = '';
}}>
Add Todo
</button>
</div>
)
}
const Footer = ({
visibilityFilter,
onFilterClick
}) => {
return (
<p>
Show:
{'\n'}
<FilterLink
filter='SHOW_ALL'
currentFilter={visibilityFilter}
onClick={onFilterClick}
>
All
</FilterLink>
{', '}
<FilterLink
filter='SHOW_ACTIVE'
currentFilter={visibilityFilter}
onClick={onFilterClick}
>
Active
</FilterLink>
{', '}
<FilterLink
filter='SHOW_COMPLETED'
currentFilter={visibilityFilter}
onClick={onFilterClick}
>
Completed
</FilterLink>
</p>
);
}
const getVisibleTodos = (
todos,
filter
) => {
switch (filter) {
case 'SHOW_ALL':
return todos;
case 'SHOW_COMPLETED':
return todos.filter(t => t.completed);
case 'SHOW_ACTIVE':
return todos.filter(t => !t.completed);
}
}
let nextTodoId = 0;
const TodoApp = ({
todos,
visibilityFilter
}) => (
<div>
<AddTodo
onAddClick={text =>
store.dispatch({
type: 'ADD_TODO',
id: nextTodoId++,
text
})
} />
<TodoList
todos={getVisibleTodos(
todos,
visibilityFilter
)}
onTodoClick={id =>
store.dispatch({
type: 'TOGGLE_TODO',
id
})
} />
<Footer
visibilityFilter={visibilityFilter}
onFilterClick={filter =>
store.dispatch({
type: 'SET_VISIBILITY_FILTER',
filter
})
} />
</div>
);
const render = () => {
ReactDOM.render(
<TodoApp
{...store.getState()}
/>,
document.getElementById('root')
);
};
store.subscribe(render);
render();</script></body>
</html>
'use strict';
var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } }
var todo = function todo(state, action) {
switch (action.type) {
case 'ADD_TODO':
return {
id: action.id,
text: action.text,
completed: false
};
case 'TOGGLE_TODO':
if (state.id !== action.id) {
return state;
}
return _extends({}, state, {
completed: !state.completed
});
default:
return state;
};
};
var todos = function todos(state, action) {
if (state === undefined) state = [];
switch (action.type) {
case 'ADD_TODO':
return [].concat(_toConsumableArray(state), [todo(undefined, action)]);
case 'TOGGLE_TODO':
return state.map(function (t) {
return todo(t, action);
});
default:
return state;
};
};
var visibilityFilter = function visibilityFilter(state, action) {
if (state === undefined) state = 'SHOW_ALL';
switch (action.type) {
case 'SET_VISIBILITY_FILTER':
return action.filter;
default:
return state;
};
};
var combineReducers = function combineReducers(reducers) {
return function (state, action) {
if (state === undefined) state = {};
return Object.keys(reducers).reduce(function (nextState, key) {
nextState[key] = reducers[key](state[key], action);
return nextState;
}, {});
};
};
var todoApp = combineReducers({
todos: todos,
visibilityFilter: visibilityFilter
});
var testAddTodo = function testAddTodo() {
var stateBefore = [];
var action = {
type: 'ADD_TODO',
id: 0,
text: 'Learn Redux'
};
var stateAfter = [{
id: 0,
text: 'Learn Redux',
completed: false
}];
expect(todos(stateBefore, action)).toEqual(stateAfter);
};
var testToggleTodo = function testToggleTodo() {
var stateBefore = [{
id: 0,
text: 'Learn Redux',
completed: false
}, {
id: 1,
text: 'Go shopping',
completed: false
}];
var action = {
type: 'TOGGLE_TODO',
id: 1
};
var stateAfter = [{
id: 0,
text: 'Learn Redux',
completed: false
}, {
id: 1,
text: 'Go shopping',
completed: true
}];
expect(todos(stateBefore, action)).toEqual(stateAfter);
};
var _React = React;
var Component = _React.Component;
var _Redux = Redux;
var createStore = _Redux.createStore;
var store = createStore(todoApp);
var FilterLink = function FilterLink(_ref) {
var filter = _ref.filter;
var currentFilter = _ref.currentFilter;
var children = _ref.children;
var onClick = _ref.onClick;
if (filter == currentFilter) {
return React.createElement(
'span',
null,
children
);
}
return React.createElement(
'a',
{ href: '#',
onClick: function (e) {
e.preventDefault();
onClick(filter);
}
},
children
);
};
var Todo = function Todo(_ref2) {
var onClick = _ref2.onClick;
var completed = _ref2.completed;
var text = _ref2.text;
return React.createElement(
'li',
{
onClick: onClick,
style: {
textDecoration: completed ? 'line-through' : 'none'
} },
text
);
};
var TodoList = function TodoList(_ref3) {
var todos = _ref3.todos;
var onTodoClick = _ref3.onTodoClick;
return React.createElement(
'ul',
null,
todos.map(function (todo) {
return React.createElement(Todo, _extends({
key: todo.id
}, todo, {
onClick: function () {
return onTodoClick(todo.id);
}
}));
})
);
};
var AddTodo = function AddTodo(_ref4) {
var onAddClick = _ref4.onAddClick;
var input = undefined;
return React.createElement(
'div',
null,
React.createElement('input', { ref: function (node) {
input = node;
} }),
React.createElement(
'button',
{ onClick: function () {
onAddClick(input.value);
input.value = '';
} },
'Add Todo'
)
);
};
var Footer = function Footer(_ref5) {
var visibilityFilter = _ref5.visibilityFilter;
var onFilterClick = _ref5.onFilterClick;
return React.createElement(
'p',
null,
'Show:',
'\n',
React.createElement(
FilterLink,
{
filter: 'SHOW_ALL',
currentFilter: visibilityFilter,
onClick: onFilterClick
},
'All'
),
', ',
React.createElement(
FilterLink,
{
filter: 'SHOW_ACTIVE',
currentFilter: visibilityFilter,
onClick: onFilterClick
},
'Active'
),
', ',
React.createElement(
FilterLink,
{
filter: 'SHOW_COMPLETED',
currentFilter: visibilityFilter,
onClick: onFilterClick
},
'Completed'
)
);
};
var getVisibleTodos = function getVisibleTodos(todos, filter) {
switch (filter) {
case 'SHOW_ALL':
return todos;
case 'SHOW_COMPLETED':
return todos.filter(function (t) {
return t.completed;
});
case 'SHOW_ACTIVE':
return todos.filter(function (t) {
return !t.completed;
});
}
};
var nextTodoId = 0;
var TodoApp = function TodoApp(_ref6) {
var todos = _ref6.todos;
var visibilityFilter = _ref6.visibilityFilter;
return React.createElement(
'div',
null,
React.createElement(AddTodo, {
onAddClick: function (text) {
return store.dispatch({
type: 'ADD_TODO',
id: nextTodoId++,
text: text
});
} }),
React.createElement(TodoList, {
todos: getVisibleTodos(todos, visibilityFilter),
onTodoClick: function (id) {
return store.dispatch({
type: 'TOGGLE_TODO',
id: id
});
} }),
React.createElement(Footer, {
visibilityFilter: visibilityFilter,
onFilterClick: function (filter) {
return store.dispatch({
type: 'SET_VISIBILITY_FILTER',
filter: filter
});
} })
);
};
var render = function render() {
ReactDOM.render(React.createElement(TodoApp, store.getState()), document.getElementById('root'));
};
store.subscribe(render);
render();
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