webcom-components/visio-sample

import {
    LOGOUT,
    ADD_USER,
    UPDATE_USER,
    UPDATE_USER_ROOM,
    INVITATION_SENT,
    INVITATION_ANSWERED,
    INVITATION_ARCHIVED
} from '../utils/constants';

const initialState = [];

export default function users(state = initialState, action = {}) {
    const _updateUser = () => state.map(p => p.uid === action.data.uid ? Object.assign({}, p, { ...action.data }) : p);

    switch (action.type) {
        case ADD_USER:
            return state.find(p => p.uid === action.data.uid) ? _updateUser() : [
                ...state,
                {...action.data}
            ];

        case UPDATE_USER:
            return _updateUser();

        case UPDATE_USER_ROOM:
            return state.map(p => {
                return p.uid === action.data.uid ?
                    Object.assign({}, p, { room: action.data.room }) :
                    p;
            });

        case INVITATION_SENT:
            return state.map(p => {
                return p.uid === action.data.invitee.uid ?
                    Object.assign({}, p, { invitSent: true }) :
                    p;
            });

        case INVITATION_ANSWERED:
            return state.map(p => {
                if (action.data.invitee && p.uid === action.data.invitee.uid) {
                    const newP = Object.assign({}, p);
                    delete newP.invitSent;
                    return newP;
                }
                return p;
            });

        case INVITATION_ARCHIVED:
            return state.map(p => {
                if (p.invitSent) {
                    return Object.assign({}, p, {invitSent: undefined});
                }
                return p;
            });
        case LOGOUT:
            return [
                ...initialState
            ];
        default:
            return state;
    }
}