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update utils

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This commit is contained in:
MuslemRahimi 2024-12-10 18:16:54 +01:00
parent 13424c1dc3
commit 0900796a61
1 changed files with 9 additions and 7 deletions
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16
src/lib/utils.ts
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@ -197,12 +197,11 @@ export const groupNews = (news, watchList) => {
export const calculateChange = (oldList?: any[], newList?: any[]) => {
if (!oldList?.length || !newList?.length) return [...(oldList || [])];
const newListMap = new Map(newList.map(item => [item.symbol, item]));
for (let i = 0, len = oldList.length; i < len; i++) {
const item = oldList[i];
const newListMap = new Map(newList.map((item) => [item.symbol, item]));
const updatedList = oldList.map((item) => {
const newItem = newListMap.get(item.symbol);
if (newItem?.avgPrice) {
const { price, changesPercentage } = item;
const newPrice = newItem.avgPrice;
@ -215,11 +214,14 @@ export const calculateChange = (oldList?: any[], newList?: any[]) => {
item.previous = price;
item.price = newPrice;
}
}
return oldList;
return item;
});
return updatedList;
};
export function updateStockList(stockList, originalData) {
// Create a Map for O(1) lookup of original data by symbol
const originalDataMap = new Map(