/// <summary>
/// Создать строку для запроса списка чеков
/// </summary>
/// <param name="filter"><see cref="GetReceiptsFilter"/></param>
/// <param name="cursor">Указатель на следующий фрагмент списка</param>
public static string CreateRequestUrl(this GetReceiptsFilter filter, string cursor)
{
var url = new StringBuilder();
url.Append("receipts?");
void AppendParam(string value, string name)
{
if (!string.IsNullOrEmpty(value))
{
url.Append($"{name}={value}&");
}
}
void AppendDate(DateTimeOffset?date, string name) =>
AppendParam(date?.UtcDateTime.ToString("s") + "Z", name);
AppendDate(filter?.CreatedAtGte, "created_at.gte");
AppendDate(filter?.CreatedAtGt, "created_at.gt");
AppendDate(filter?.CreatedAtLte, "created_at.lte");
AppendDate(filter?.CreatedAtLt, "created_at.lt");
AppendParam(filter?.Status?.ToText(), "status");
AppendParam(filter?.PaymentId, "payment_id");
AppendParam(filter?.RefundId, "refund_id");
AppendParam(filter?.Limit?.ToString(), "limit");
AppendParam(cursor, "cursor");
url.Length--; // remove last ? or &
return(url.ToString());
}
/// <summary>
/// Query receipts
/// </summary>
/// <param name="filter">Request filter parameters</param>
/// <param name="cancellationToken"><see cref="CancellationToken"/></param>
/// <returns><see cref="ReceiptInformation"/></returns>
public async IAsyncEnumerable <ReceiptInformation> GetReceiptsAsync(GetReceiptsFilter filter = null,
[EnumeratorCancellation] CancellationToken cancellationToken = default)
{
string cursor = null;
do
{
var batch = await QueryAsync <ReceiptInformationResponse>(HttpMethod.Get, null, filter.CreateRequestUrl(cursor), null, cancellationToken);
foreach (var item in batch.Items)
{
cancellationToken.ThrowIfCancellationRequested();
yield return(item);
}
cursor = batch.NextCursor;
} while (!string.IsNullOrEmpty(cursor));
}
/// <summary>
/// Query receipts
/// </summary>
/// <param name="filter">Request filter parameters</param>
/// <param name="cancellationToken"><see cref="CancellationToken"/></param>
/// <returns><see cref="ReceiptInformation"/></returns>
public IEnumerable <ReceiptInformation> GetReceipts(GetReceiptsFilter filter = null,
CancellationToken cancellationToken = default)
{
string cursor = null;
do
{
cancellationToken.ThrowIfCancellationRequested();
var batch = Query <ReceiptInformationResponse>("GET", null, filter.CreateRequestUrl(cursor), null);
foreach (var item in batch.Items)
{
cancellationToken.ThrowIfCancellationRequested();
yield return(item);
}
cursor = batch.NextCursor;
} while (!string.IsNullOrEmpty(cursor));
}
