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import Immutable from 'seamless-immutable';
export const types = {
ERROR_RECEIVED_ON_WS: 'ERROR/RECEIVED_ON_WS',
};
export const actions = {
errorReceived: error => ({
type: types.ERROR_RECEIVED_ON_WS,
error,
}),
};
const initialState = Immutable.from({
nextId: 0,
history: [],
});
export default (state = initialState, action) => {
switch (action.type) {
case types.ERROR_RECEIVED_ON_WS:
let error = Object.assign({ id: state.nextId, timestamp: new Date() }, action.error);
let newState = state.set('nextId', state.nextId + 1);
newState = addErrorToHistory(newState, error);
return newState;
default:
return state;
}
};
function addErrorToHistory(state, error) {
return addToArray(state, 'history', error);
}
function addToArray(state, arrayKey, element) {
return state.set(arrayKey, state[arrayKey].concat([element]));
}
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