debian-mirror-gitlab/app/assets/javascripts/search/store/utils.js
2021-09-30 23:02:18 +05:30

80 lines
2.3 KiB
JavaScript

import AccessorUtilities from '../../lib/utils/accessor';
import { MAX_FREQUENT_ITEMS, MAX_FREQUENCY } from './constants';
function extractKeys(object, keyList) {
return Object.fromEntries(keyList.map((key) => [key, object[key]]));
}
export const loadDataFromLS = (key) => {
if (!AccessorUtilities.isLocalStorageAccessSafe()) {
return [];
}
try {
return JSON.parse(localStorage.getItem(key)) || [];
} catch {
// The LS got in a bad state, let's wipe it
localStorage.removeItem(key);
return [];
}
};
export const setFrequentItemToLS = (key, data, itemData) => {
if (!AccessorUtilities.isLocalStorageAccessSafe()) {
return;
}
const keyList = [
'id',
'avatar_url',
'name',
'full_name',
'name_with_namespace',
'frequency',
'lastUsed',
];
try {
const frequentItems = data[key].map((obj) => extractKeys(obj, keyList));
const item = extractKeys(itemData, keyList);
const existingItemIndex = frequentItems.findIndex((i) => i.id === item.id);
if (existingItemIndex >= 0) {
// Up the frequency (Max 5)
const currentFrequency = frequentItems[existingItemIndex].frequency;
frequentItems[existingItemIndex].frequency = Math.min(currentFrequency + 1, MAX_FREQUENCY);
frequentItems[existingItemIndex].lastUsed = new Date().getTime();
} else {
// Only store a max of 5 items
if (frequentItems.length >= MAX_FREQUENT_ITEMS) {
frequentItems.pop();
}
frequentItems.push({ ...item, frequency: 1, lastUsed: new Date().getTime() });
}
// Sort by frequency and lastUsed
frequentItems.sort((a, b) => {
if (a.frequency > b.frequency) {
return -1;
} else if (a.frequency < b.frequency) {
return 1;
}
return b.lastUsed - a.lastUsed;
});
// Note we do not need to commit a mutation here as immediately after this we refresh the page to
// update the search results.
localStorage.setItem(key, JSON.stringify(frequentItems));
} catch {
// The LS got in a bad state, let's wipe it
localStorage.removeItem(key);
}
};
export const mergeById = (inflatedData, storedData) => {
return inflatedData.map((data) => {
const stored = storedData?.find((d) => d.id === data.id) || {};
return { ...stored, ...data };
});
};