72 lines
2.2 KiB
JavaScript
72 lines
2.2 KiB
JavaScript
/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { nanoid } from 'nanoid';
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export function addToObject(state, arrKey, obj) {
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const newObject = { ...state[arrKey] };
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const copiedObject = { ...obj };
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if (!copiedObject.id) {
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copiedObject.id = nanoid();
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}
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newObject[copiedObject.id] = copiedObject;
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return { ...state, [arrKey]: newObject };
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}
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export function alterInObject(state, arrKey, obj, alterations) {
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const newObject = { ...state[arrKey] };
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newObject[obj.id] = { ...newObject[obj.id], ...alterations };
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return { ...state, [arrKey]: newObject };
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}
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export function alterInArr(state, arrKey, obj, alterations) {
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// Finds an item in an array in the state and replaces it with a
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// new object with an altered property
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const idKey = 'id';
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const newArr = [];
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state[arrKey].forEach(arrItem => {
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if (obj[idKey] === arrItem[idKey]) {
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newArr.push({ ...arrItem, ...alterations });
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} else {
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newArr.push(arrItem);
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}
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});
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return { ...state, [arrKey]: newArr };
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}
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export function removeFromArr(state, arrKey, obj, idKey = 'id') {
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const newArr = [];
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state[arrKey].forEach(arrItem => {
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if (!(obj[idKey] === arrItem[idKey])) {
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newArr.push(arrItem);
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}
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});
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return { ...state, [arrKey]: newArr };
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}
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export function addToArr(state, arrKey, obj) {
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const newObj = { ...obj };
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if (!newObj.id) {
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newObj.id = nanoid();
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}
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const newState = {};
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newState[arrKey] = [...state[arrKey], newObj];
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return { ...state, ...newState };
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}
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