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import { Map as ImmutableMap, List as ImmutableList } from 'immutable';
import {
LIST_ADDER_RESET,
LIST_ADDER_SETUP,
LIST_ADDER_LISTS_FETCH_REQUEST,
LIST_ADDER_LISTS_FETCH_SUCCESS,
LIST_ADDER_LISTS_FETCH_FAIL,
LIST_EDITOR_ADD_SUCCESS,
LIST_EDITOR_REMOVE_SUCCESS,
} from '../actions/lists';
const initialState = ImmutableMap({
accountId: null,
lists: ImmutableMap({
items: ImmutableList(),
loaded: false,
isLoading: false,
}),
});
export default function listAdderReducer(state = initialState, action) {
switch(action.type) {
case LIST_ADDER_RESET:
return initialState;
case LIST_ADDER_SETUP:
return state.withMutations(map => {
map.set('accountId', action.account.get('id'));
});
case LIST_ADDER_LISTS_FETCH_REQUEST:
return state.setIn(['lists', 'isLoading'], true);
case LIST_ADDER_LISTS_FETCH_FAIL:
return state.setIn(['lists', 'isLoading'], false);
case LIST_ADDER_LISTS_FETCH_SUCCESS:
return state.update('lists', lists => lists.withMutations(map => {
map.set('isLoading', false);
map.set('loaded', true);
map.set('items', ImmutableList(action.lists.map(item => item.id)));
}));
case LIST_EDITOR_ADD_SUCCESS:
return state.updateIn(['lists', 'items'], list => list.unshift(action.listId));
case LIST_EDITOR_REMOVE_SUCCESS:
return state.updateIn(['lists', 'items'], list => list.filterNot(item => item === action.listId));
default:
return state;
}
};
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