/*!
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
import { actionTypes } from './VersionsPageConstants.js';
import { combineReducers } from 'redux';
import VersionsPageCreationReducer from './creation/VersionsPageCreationReducer.js';
import PermissionsReducer from '../permissions/PermissionsReducer.js';
import { createPlainDataReducer } from 'sdc-app/common/reducers/PlainDataReducer.js';

function VersionsListReducer(state = {}, action) {
    switch (action.type) {
        case actionTypes.VERSIONS_LOADED:
            let { versions, itemType = state.itemType, itemId } = action;
            return { ...state, versions, itemType, itemId };
        case actionTypes.SELECT_VERSION:
            return {
                ...state,
                selectedVersion:
                    action.versionId === state.selectedVersion
                        ? null
                        : action.versionId
            };
        case actionTypes.SELECT_NONE:
            return { ...state, selectedVersion: null };
        default:
            return state;
    }
}

export default combineReducers({
    versionCreation: createPlainDataReducer(VersionsPageCreationReducer),
    versionsList: VersionsListReducer,
    permissions: PermissionsReducer
});