public async IAsyncEnumerable <QueryReader> EnumerateAsync(IEnumerable <QueryData> queries, [EnumeratorCancellation] CancellationToken cancellationToken = default)
{
if (queries == null)
{
throw new ArgumentNullException(nameof(queries));
}
if (this.Options.Schemas == null)
{
throw new InvalidOperationException("No schema builder found.");
}
#if NETSTANDARD2_1
await
#endif
using AdoConnection connection = new AdoConnection(this.Options);
foreach (QueryData queryData in queries.NotNull())
{
AdoHelper helper = new AdoHelper(queryData);
if (string.IsNullOrWhiteSpace(queryData.QueryText))
{
continue;
}
await foreach (DbDataReader dataReader in connection.ExecuteAsync(helper, cancellationToken))
{
yield return(new QueryReader(dataReader, this.Options.Schemas));
}
}
}
public async Task <IList <TItem> > ListAsync <TItem>(IEnumerable <QueryData> queries, CancellationToken cancellationToken = default)
{
if (queries == null)
{
throw new ArgumentNullException(nameof(queries));
}
if (this.Options.Schemas == null)
{
throw new InvalidOperationException("No schema builder found.");
}
ResultAdapter <TItem> adapter = new ResultAdapter <TItem>(this.Options.Schemas);
#if NETSTANDARD2_1
await
#endif
using AdoConnection connection = new AdoConnection(this.Options);
foreach (QueryData queryData in queries.NotNull())
{
AdoHelper helper = new AdoHelper(queryData);
if (string.IsNullOrWhiteSpace(queryData.QueryText))
{
continue;
}
#if NETSTANDARD2_0
await connection.ExecuteAsync(helper, async (r) =>
{
await adapter.AddResultAsync(r, cancellationToken).ConfigureAwait(false);
}, cancellationToken).ConfigureAwait(false);
#elif NETSTANDARD2_1
await foreach (DbDataReader dataReader in connection.ExecuteAsync(helper, cancellationToken))
{
await adapter.AddResultAsync(dataReader, cancellationToken);
}
#endif
}
return(adapter.ToList());
}
