/// <inheritdoc />
public async Task <TAggregateRoot> GetAsync <TAggregateRoot, TAggregateState>(
string aggregateId,
AggregateExecutionContext context)
where TAggregateRoot : AggregateRoot <TAggregateState>
where TAggregateState : AggregateState, new()
{
var aggregateRoot = CreateEmptyAggregate <TAggregateRoot, TAggregateState>(aggregateId, context);
await FillAggregateHistoryAsync(aggregateRoot);
return(aggregateRoot);
}
/// <summary>
/// Initializes a new instance of the <see cref="BaseAggregateRoot{TState}"/> class.
/// </summary>
/// <param name="id">Aggregate id.</param>
/// <param name="context">Aggregate execution context.</param>
protected BaseAggregateRoot(string id, AggregateExecutionContext context)
: base(id)
{
Context = context;
}
private static TAggregateRoot CreateEmptyAggregate <TAggregateRoot, TAggregateState>(string aggregateId, AggregateExecutionContext context)
where TAggregateRoot : AggregateRoot <TAggregateState>
where TAggregateState : AggregateState, new()
{
var type = typeof(TAggregateRoot);
var constructorInfo = type.GetConstructor(new[] { typeof(string), typeof(AggregateExecutionContext) })
?? throw new ArgumentNullException($"No contrsuctor with '{typeof(string)}, {typeof(AggregateExecutionContext)}' "
+ $"arguments is found in '{typeof(TAggregateRoot)}'.");
var aggregateRoot = (TAggregateRoot)constructorInfo.Invoke(new object[] { aggregateId, context });
return(aggregateRoot);
}
/// <inheritdoc />
public TAggregateRoot Create <TAggregateRoot, TAggregateState>(string aggregateId, AggregateExecutionContext context)
where TAggregateRoot : AggregateRoot <TAggregateState>
where TAggregateState : AggregateState, new()
{
return(CreateEmptyAggregate <TAggregateRoot, TAggregateState>(aggregateId, context));
}
