private SelectValueGroupByValues(GroupByValue groupByValue)
{
if (groupByValue == null)
{
throw new ArgumentNullException(nameof(groupByValue));
}
this.groupByValue = groupByValue;
}
public static SelectListGroupByValues Create(IReadOnlyDictionary <string, AggregateOperator?> groupByAliasToAggregateType)
{
Dictionary <string, GroupByValue> groupingTable = new Dictionary <string, GroupByValue>();
foreach (KeyValuePair <string, AggregateOperator?> aliasToAggregate in groupByAliasToAggregateType)
{
string alias = aliasToAggregate.Key;
AggregateOperator?aggregateOperator = aliasToAggregate.Value;
groupingTable[alias] = GroupByValue.Create(aggregateOperator);
}
return(new SelectListGroupByValues(groupingTable));
}
public override CosmosElement GetResult()
{
Dictionary <string, CosmosElement> mergedResult = new Dictionary <string, CosmosElement>();
foreach (KeyValuePair <string, GroupByValue> aliasAndValue in this.aliasToValue)
{
string alias = aliasAndValue.Key;
GroupByValue groupByValue = aliasAndValue.Value;
mergedResult[alias] = groupByValue.Result;
}
return(CosmosObject.Create(mergedResult));
}
public override void AddValues(CosmosElement values)
{
if (!(values is CosmosObject payload))
{
throw new ArgumentException("values is not an object.");
}
foreach (KeyValuePair <string, GroupByValue> aliasAndValue in this.aliasToValue)
{
string alias = aliasAndValue.Key;
GroupByValue groupByValue = aliasAndValue.Value;
groupByValue.AddValue(payload[alias]);
}
}
public static SelectValueGroupByValues Create()
{
GroupByValue groupByValue = GroupByValue.Create(aggregateOperator: null);
return(new SelectValueGroupByValues(groupByValue));
}