@swapper-finance/sdk/src/utils/groupHistoryByDate.ts

JavaScript SDK form Swapper

import { HistoryEntry } from "@src/interfaces";

export const groupHistoryByDate = (
  history: HistoryEntry[],
): Record<string, HistoryEntry[]> => {
  return history.reduce<Record<string, HistoryEntry[]>>((acc, entry) => {
    const date = new Date(entry.date);
    const day = date.getDate().toString().padStart(2, "0");
    const month = (date.getMonth() + 1).toString().padStart(2, "0");
    const year = date.getFullYear();
    const dateKey = `${day}/${month}/${year}`;

    if (!acc[dateKey]) {
      acc[dateKey] = [];
    }
    acc[dateKey].push(entry);
    return acc;
  }, {});
};