utils.ts

import type { Card, Transaction } from "@/app/api/v1/data";
import { clsx } from "clsx";
import type { ClassValue } from "clsx";
import { twMerge } from "tailwind-merge";

export function cn(...inputs: ClassValue[]) {
  return twMerge(clsx(inputs));
}

export const formatCurrency = (n: number) =>
  new Intl.NumberFormat("en-US", { style: "currency", currency: "USD" }).format(
    n,
  );

export function randomDigits(digitsAmount: number): number {
  const min = Math.pow(10, digitsAmount - 1);
  const max = Math.pow(10, digitsAmount) - 1;
  return Math.floor(Math.random() * (max - min + 1)) + min;
}

export function filterTransactionsByCardLast4(
  transactions: Transaction[],
  cards: Card[],
  card4Digits: string,
): Transaction[] {
  const card = cards.find((c) => c.last4 === card4Digits);
  return transactions.filter((transaction) => transaction.cardId === card?.id);
}

export function filterTransactionsByPolicyId(
  transactions: Transaction[],
  policyId: string,
): Transaction[] {
  return transactions.filter(
    (transaction) => transaction.policyId === policyId,
  );
}

export function filterTransactionByTitle(
  transactions: Transaction[],
  title: string,
): Transaction[] {
  return transactions.filter((transaction) => transaction.title === title);
}