/// <summary>
/// Inspects the arguments supplied on the user's query document, merges them with those defaulted from the graph field itself
/// and applies variable data as necessary to generate a single unified set of input arguments to be used when resolving a field of data.
/// </summary>
/// <param name="argumentContainer">The field selection.</param>
/// <param name="querySuppliedArguments">The supplied argument collection parsed from the user query document.</param>
/// <returns>Task<IInputArgumentCollection>.</returns>
private IInputArgumentCollection CreateArgumentList(
IGraphFieldArgumentContainer argumentContainer,
IQueryInputArgumentCollection querySuppliedArguments)
{
var collection = new InputArgumentCollection();
var argGenerator = new ArgumentGenerator(_schema, querySuppliedArguments);
foreach (var argument in argumentContainer.Arguments)
{
var argResult = argGenerator.CreateInputArgument(argument);
if (argResult.IsValid)
{
collection.Add(new InputArgument(argument, argResult.Argument));
}
else
{
_messages.Add(argResult.Message);
}
}
return(collection);
}
/// <summary>
/// Initializes a new instance of the <see cref="ArgumentGenerator" /> class.
/// </summary>
/// <param name="schema">The schema.</param>
/// <param name="suppliedArguments">A collection of arguments passed on a user's query
/// to be used first in the chain of object resolution for any created arguments.</param>
public ArgumentGenerator(ISchema schema, IQueryInputArgumentCollection suppliedArguments)
{
_suppliedArguments = Validation.ThrowIfNullOrReturn(suppliedArguments, nameof(suppliedArguments));
_schema = Validation.ThrowIfNullOrReturn(schema, nameof(schema));
_inputResolverGenerator = new InputResolverMethodGenerator(_schema);
}
