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bugfixing group news

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This commit is contained in:
MuslemRahimi 2025-02-26 17:35:18 +01:00
parent 7014bfdb41
commit 56e3b18b7b
1 changed files with 12 additions and 10 deletions
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22
src/lib/utils.ts
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@ -200,37 +200,39 @@ export const groupNews = (news, watchList) => {
return match ? { ...item, type: match.type } : { ...item }; return match ? { ...item, type: match.type } : { ...item };
}) })
?.reduce((acc, item) => { ?.reduce((acc, item) => {
// Use UTC to format the published date without shifting the day
const dateKey = new Intl.DateTimeFormat('en-US', { const dateKey = new Intl.DateTimeFormat('en-US', {
day: '2-digit', day: '2-digit',
month: 'short', month: 'short',
year: 'numeric', year: 'numeric',
timeZone: 'UTC'
}).format(new Date(item?.publishedDate)); }).format(new Date(item?.publishedDate));
const titleKey = item.title;
const titleKey = item?.title;
if (!acc[dateKey]) acc[dateKey] = {}; if (!acc[dateKey]) acc[dateKey] = {};
if (!acc[dateKey][titleKey]) acc[dateKey][titleKey] = []; if (!acc[dateKey][titleKey]) acc[dateKey][titleKey] = [];
acc[dateKey][titleKey]?.push(item); acc[dateKey][titleKey]?.push(item);
return acc; return acc;
}, {}) }, {})
) )
// Sort the grouped dates in descending order to have the latest date first // Sort the grouped dates in descending order (latest date first)
?.sort(([dateA], [dateB]) => new Date(dateB) - new Date(dateA)) ?.sort(([dateA], [dateB]) => new Date(dateB) - new Date(dateA))
?.map(([date, titleGroup]) => [ ?.map(([date, titleGroup]) => [
date, date,
Object.entries(titleGroup) Object.entries(titleGroup)
// Sort titles by the latest time of their items // Sort titles by the latest time of their items
.sort(([, itemsA], [, itemsB]) => { ?.sort(([, itemsA], [, itemsB]) => {
const latestTimeA = new Date(Math.max(...itemsA.map(item => new Date(item.publishedDate)))); const latestTimeA = new Date(Math.max(...itemsA?.map(item => new Date(item.publishedDate + 'Z'))));
const latestTimeB = new Date(Math.max(...itemsB.map(item => new Date(item.publishedDate)))); const latestTimeB = new Date(Math.max(...itemsB?.map(item => new Date(item.publishedDate + 'Z'))));
return latestTimeB - latestTimeA; return latestTimeB - latestTimeA;
}) })
.map(([title, items]) => { ?.map(([title, items]) => {
// Sort items within each title group by latest time // Sort items within each title group by the latest time (treating times as UTC)
items.sort((a, b) => new Date(b.publishedDate) - new Date(a.publishedDate)); items.sort((a, b) => new Date(b?.publishedDate + 'Z') - new Date(a?.publishedDate + 'Z'));
// Get the unique symbols // Get the unique symbols
const symbols = [...new Set(items.map(item => item.symbol))]; const symbols = [...new Set(items?.map(item => item.symbol))];
// Return the group with symbols and items
return { title, items, symbols }; return { title, items, symbols };
}), }),
]); ]);