// authentication.ts
// Copyright (C) 2020  Dwayne Harris

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

import { Reducer } from 'redux'

import { AuthenticationActions } from '../actions/authentication'
import { AuthenticationState } from '../types'

const initialState: AuthenticationState = {
    checked: false,
    authenticated: false,
    userId: undefined,
}

const reducer: Reducer<AuthenticationState, AuthenticationActions> = (state = initialState, action) => {
    switch (action.type) {
        case 'AUTHENTICATION_SET_CHECKED':
            return {
                ...state,
                checked: true,
            }
        case 'AUTHENTICATION_SET_AUTHENTICATED':
            return {
                ...state,
                authenticated: action.payload,
                checked: true,
            }
        case 'AUTHENTICATION_SET_USER':
            return {
                ...state,
                userId: action.payload,
            }
        case 'AUTHENTICATION_UNAUTHENTICATE':
            return {
                ...state,
                authenticated: false,
                userId: undefined,
            }
        default:
            return state
    }
}

export default reducer