private Dictionary <string, ExpectedAttributeValue> ToExpectedAttributeMap(DynamoDBEntryConversion conversion,
IEnumerable <string> epochAttributes, bool isEmptyStringValueEnabled)
{
Dictionary <string, ExpectedAttributeValue> ret = new Dictionary <string, ExpectedAttributeValue>();
foreach (var kvp in ExpectedValues)
{
string attributeName = kvp.Key;
ExpectedValue expectedValue = kvp.Value;
ExpectedAttributeValue eav;
if (epochAttributes != null && epochAttributes.Contains(attributeName))
{
var values = expectedValue.Values.Select(p => Document.DateTimeToEpochSeconds(p, attributeName)).ToList();
eav = ExpectedValue.ToExpectedAttributeValue(expectedValue.Exists, values, expectedValue.Comparison, conversion, isEmptyStringValueEnabled);
}
else
{
eav = expectedValue.ToExpectedAttributeValue(conversion, isEmptyStringValueEnabled);
}
ret[attributeName] = eav;
}
return(ret);
}
/// <summary>
/// Creates a map of attribute names mapped to ExpectedAttributeValue objects.
/// </summary>
/// <param name="conversion">Conversion to use for converting .NET values to DynamoDB values.</param>
/// <returns></returns>
public Dictionary <string, ExpectedAttributeValue> ToExpectedAttributeMap(DynamoDBEntryConversion conversion)
{
Dictionary <string, ExpectedAttributeValue> ret = new Dictionary <string, ExpectedAttributeValue>();
foreach (var kvp in ExpectedValues)
{
string attributeName = kvp.Key;
ExpectedValue expectedValue = kvp.Value;
ExpectedAttributeValue eav = expectedValue.ToExpectedAttributeValue(conversion);
ret[attributeName] = eav;
}
return(ret);
}