85 lines
2.0 KiB
JavaScript
85 lines
2.0 KiB
JavaScript
// @flow
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import { ReducerRegistry } from '../base/redux';
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import {
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ADD_MESSAGE,
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CLEAR_MESSAGES,
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CLOSE_CHAT,
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OPEN_CHAT,
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SET_PRIVATE_MESSAGE_RECIPIENT
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} from './actionTypes';
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const DEFAULT_STATE = {
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isOpen: false,
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lastReadMessage: undefined,
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messages: [],
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privateMessageRecipient: undefined
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};
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ReducerRegistry.register('features/chat', (state = DEFAULT_STATE, action) => {
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switch (action.type) {
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case ADD_MESSAGE: {
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const newMessage = {
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displayName: action.displayName,
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error: action.error,
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id: action.id,
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messageType: action.messageType,
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message: action.message,
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privateMessage: action.privateMessage,
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recipient: action.recipient,
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timestamp: action.timestamp
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};
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// React native, unlike web, needs a reverse sorted message list.
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const messages = navigator.product === 'ReactNative'
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? [
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newMessage,
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...state.messages
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]
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: [
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...state.messages,
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newMessage
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];
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return {
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...state,
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lastReadMessage:
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action.hasRead ? newMessage : state.lastReadMessage,
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messages
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};
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}
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case CLEAR_MESSAGES:
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return {
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...state,
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lastReadMessage: undefined,
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messages: []
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};
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case SET_PRIVATE_MESSAGE_RECIPIENT:
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return {
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...state,
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privateMessageRecipient: action.participant
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};
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case OPEN_CHAT:
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return {
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...state,
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isOpen: true,
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privateMessageRecipient: action.participant
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};
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case CLOSE_CHAT:
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return {
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...state,
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isOpen: false,
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lastReadMessage: state.messages[
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navigator.product === 'ReactNative' ? 0 : state.messages.length - 1],
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privateMessageRecipient: action.participant
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};
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}
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return state;
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});
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