namespace AccountsDAL.DTO.AccountsReports
{
    // A ledger row is an AccountRegister detail row plus the running-balance-per-account fields that
    // distinguish a ledger/statement-of-account from a flat register, and the currency-basis/report
    // currency conversion fields (Ledger supports all four TVOUCHERDETAIL currency axes; AccountRegister
    // only ever showed the transaction-currency columns already on the base DTO).
    public class AccountLedgerDetailReportDTO : AccountRegisterDetailReportDTO
    {
        // Account's balance immediately before PeriodFromDate, in the requested CurrencyBasis.
        public decimal AccountOpeningBalance { get; set; }

        // Running balance after this row, computed per-account (PARTITION BY VoucherAccountId) ordered
        // by VoucherDate/Slno — the defining feature of a ledger vs a register.
        public decimal RunningBalance { get; set; }

        // 0 = OU/base, 1 = Transaction, 2 = Customer/party, 3 = Group — echoes back the basis this row's
        // Debit/Credit/AccountOpeningBalance/RunningBalance were computed against.
        public int CurrencyBasis { get; set; }

        // 0 = no conversion requested. When set and a VEXCHANGEDATEWISE rate was found for this voucher's
        // date, ReportConversionRate/ReportConvertedAmount are populated; otherwise both are null (no
        // rate available for that date/currency pair, or the basis doesn't carry its own currency id —
        // see AccountLedgerReportsQB's FROM_CURRENCY_EXPR comment).
        public int ReportCurrencyId { get; set; }
        public decimal? ReportConversionRate { get; set; }
        public decimal? ReportConvertedAmount { get; set; }
    }
}