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reducers.js
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reducers.js
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/**
* Created by martin on 16-8-16.
*/
import { combineReducers } from 'redux';
import { ADD_TODO, COMPLETE_TODO, SET_VISIBILITY_FILTER, VisibilityFilters } from './actions';
const { SHOW_ALL } = VisibilityFilters;
function visibilityFilter(state = SHOW_ALL, action) {
switch (action.type) {
case SET_VISIBILITY_FILTER:
return action.filter;
default:
return state;
}
}
function todos(state = [], action) {
switch (action.type) {
case ADD_TODO:
return [
...state,
{
text: action.text,
completed: false
}
]
case COMPLETE_TODO:
return [
...state.slice(0, action.index),
Object.assign({}, state[action.index], {
completed: true
}),
...state.slice(action.index + 1)
];
default:
return state
}
}
const todoApp = combineReducers({
visibilityFilter,
todos
});
export default todoApp