public static IEnumerable <KeyValuePair <string, string> > AsODataQueryStringArguments <T>(this IQueryable <T> queryable)
{
if (queryable is null)
{
throw new ArgumentNullException(nameof(queryable));
}
var client = new ArgumentCapturingODataDataClient();
ODataExpressionConverterSettings settings = ODataExpressionConverterSettings.Default;
if (queryable.Provider is ODataQueryProvider <T> p)
{
settings = p.Settings;
}
var provider = new ODataQueryProvider <T>(client, settings);
provider.Execute(queryable.Expression);
return(client.QueryStringParamaters);
}
internal ODataQueryable(ODataQueryProvider <TType> queryProvider, ODataExpressionConverterSettings settings, Expression expression)
{
Provider = queryProvider;
Expression = expression;
this.settings = settings;
}
internal ODataQueryable(IODataDataClient client, ODataExpressionConverterSettings settings, Expression expression)
: this(new ODataQueryProvider <TType>(client, settings), settings, expression)
{
}
public ODataQueryable(IODataDataClient client, ODataExpressionConverterSettings settings)
: this(new ODataQueryProvider <TType>(client, settings), settings, null)
{
Expression = Expression.Constant(this);
}