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Small change to creating an itemMap during item update

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This commit is contained in:
Mark McDowall 2020-04-20 17:56:22 -07:00
parent 97ec184754
commit 7f28ab895a
1 changed files with 5 additions and 1 deletions
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6
frontend/src/Store/Actions/Creators/createHandleActions.js
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@ -72,8 +72,12 @@ export default function createHandleActions(handlers, defaultState, section) {
if (section === baseSection) {
const newState = getSectionState(state, payloadSection);
const items = newState.items;
const itemMap = newState.itemMap ?? {};
// Client side collections that are created by adding items to an
// existing array may not have an itemMap, the array is probably empty,
// but on the offchance it's not create a new item map based on the
// items in the array.
const itemMap = newState.itemMap ?? createItemMap(items);
const index = payload.id in itemMap ? itemMap[payload.id] : -1;
newState.items = [...items];