import moment, { Moment } from "moment";
import Currency from "./currency/currency";
import Gbp from "./currency/gbp";

function newAccountFromDto(dto: unknown): Account {
  const dtoDangerous = dto as AccountDto;
  return {
    id: dtoDangerous.id,
    name: dtoDangerous.name,
    openingBalance: new Gbp(
      Math.floor(Math.abs(dtoDangerous.opening_balance) / 100),
      Math.abs(dtoDangerous.opening_balance) % 100,
      dtoDangerous.opening_balance < 0 ? -1 : 1,
    ),
    openingDate: moment(dtoDangerous.opening_date),
  };
}

interface AccountDto {
  readonly id: number;
  readonly name: string;
  readonly opening_balance: number;
  readonly opening_date: string;
}

interface Account {
  readonly id: number;
  readonly name: string;
  readonly openingBalance: Currency;
  readonly openingDate: Moment;
}

export { type Account, newAccountFromDto };