/*!
 * 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,
    defaultState,
    SP_ENTITLEMENT_POOL_FORM
} from './EntitlementPoolsConstants.js';
import moment from 'moment';
import { DATE_FORMAT } from 'sdc-app/onboarding/OnboardingConstants.js';

export default (state = {}, action) => {
    switch (action.type) {
        case actionTypes.entitlementPoolsEditor.OPEN:
            let entitlementPoolData = { ...action.entitlementPool };
            let { startDate, expiryDate } = entitlementPoolData;
            if (startDate) {
                entitlementPoolData.startDate = moment(
                    startDate,
                    DATE_FORMAT
                ).format(DATE_FORMAT);
            }
            if (expiryDate) {
                entitlementPoolData.expiryDate = moment(
                    expiryDate,
                    DATE_FORMAT
                ).format(DATE_FORMAT);
            }
            return {
                ...state,
                formReady: null,
                formName: SP_ENTITLEMENT_POOL_FORM,
                genericFieldInfo: {
                    name: {
                        isValid: true,
                        errorText: '',
                        validations: [
                            { type: 'required', data: true },
                            { type: 'maxLength', data: 120 }
                        ]
                    },
                    description: {
                        isValid: true,
                        errorText: '',
                        validations: [{ type: 'maxLength', data: 1000 }]
                    },
                    increments: {
                        isValid: true,
                        errorText: '',
                        validations: [{ type: 'maxLength', data: 120 }]
                    },
                    thresholdUnits: {
                        isValid: true,
                        errorText: '',
                        validations: []
                    },
                    thresholdValue: {
                        isValid: true,
                        errorText: '',
                        validations: []
                    },
                    startDate: {
                        isValid: true,
                        errorText: '',
                        validations: []
                    },
                    expiryDate: {
                        isValid: true,
                        errorText: '',
                        validations: []
                    }
                },
                data: action.entitlementPool
                    ? entitlementPoolData
                    : defaultState.ENTITLEMENT_POOLS_EDITOR_DATA
            };
        case actionTypes.entitlementPoolsEditor.DATA_CHANGED:
            return {
                ...state,
                data: {
                    ...state.data,
                    ...action.deltaData
                }
            };
        case actionTypes.entitlementPoolsEditor.CLOSE:
            return {};

        case actionTypes.entitlementPoolsEditor.LIMITS_LIST_LOADED:
            return {
                ...state,
                limitsList: action.response.results
            };
        default:
            return state;
    }
};