/// <summary>
/// Initializes a new instance of the <see cref="AggregateDocumentQueryExecutionContext{T}"/> class.
/// </summary>
/// <param name="container">The <see cref="Container"/> object to use to interact with the Cosmos database
/// when executing aggregate document queries.</param>
/// <param name="queryOptions">Specifies the options for the aggregate query.</param>
/// <param name="expression">The expression representing the query for aggregate data.</param>
public AggregateDocumentQueryExecutionContext(Container container,
AggregateQueryOptions queryOptions, Expression expression)
{
_container = container;
_expression = expression;
_queryOptions = queryOptions;
}
/// <summary>
/// Creates a query for aggregating data from documents in the Azure Cosmos DB service.
/// </summary>
/// <typeparam name="T">The type of the source documents.</typeparam>
/// <param name="container">The document client to use to aggregate documents.</param>
/// <param name="queryOptions">Specifies the options for the aggregate query.</param>
/// <returns>A query for aggregating data from documents.</returns>
public static IAggregateQueryable <T> CreateAggregateDocumentQuery <T>(
this Container container, AggregateQueryOptions queryOptions)
{
Guard.ArgumentIsNotNull(nameof(container), container);
return(new AggregateDocumentQuery <T>(container, queryOptions));
}
/// <summary>
/// Initializes a new instance of the <see cref="AggregateDocumentQuery{T}"/> class.
/// </summary>
/// <param name="container">The <see cref="Container"/> object to use to interact with the Cosmos database
/// when executing aggregate document queries.</param>
/// <param name="queryOptions">Specifies the options for the aggregate query.</param>
/// <param name="expression">The expression representing the query for aggregate data, or <c>null</c> if
/// this is the initial <see cref="AggregateDocumentQuery{T}"/> being created for a query.</param>
public AggregateDocumentQuery(Container container, AggregateQueryOptions queryOptions,
Expression expression)
{
_container = container;
_queryOptions = queryOptions;
Expression = expression ?? Expression.Constant(this);
Provider = new AggregateQueryProvider(container, queryOptions);
}
/// <summary>
/// Initializes a new instance of the <see cref="AggregateQueryProvider"/> class.
/// </summary>
/// <param name="container">The <see cref="Container"/> object to use to interact with the Cosmos database
/// when executing aggregate document queries.</param>
/// <param name="queryOptions">Specifies the options for the aggregate query.</param>
public AggregateQueryProvider(Container container, AggregateQueryOptions queryOptions)
{
_container = Guard.ArgumentIsNotNull(nameof(container), container);
_queryOptions = Guard.ArgumentIsNotNull(nameof(queryOptions), queryOptions);
}
/// <summary>
/// Initializes a new instance of the <see cref="AggregateDocumentQuery{T}"/> class.
/// </summary>
/// <param name="container">The <see cref="Container"/> object to use to interact with the Cosmos database
/// when executing aggregate document queries.</param>
/// <param name="queryOptions">Specifies the options for the aggregate query.</param>
public AggregateDocumentQuery(Container container, AggregateQueryOptions queryOptions)
: this(container, queryOptions, null)
{
}
