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namespace Connected.Services;
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/// <summary>
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/// Middleware representing opportunity to set or modify values on the <see cref="IDto"/> objects.
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/// </summary>
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/// <remarks>
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/// Some arguments provide properties that are not mandatory by the caller but must be set before
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/// the operation is executed. This Middleware is called before the Validation phase occurs.
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/// </remarks>
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/// <example>
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/// Serial value of the Stock item is not provided by the client but is needed before the goods can be
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/// stored in the stock. The platform expects that a process will provide it before the Validation
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/// occurs. Depending of the process implementation, it can create a new Serial or use existing one.
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/// </example>
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/// <typeparam name="TArgs">The type of the arguments to be used by the middleware.</typeparam>
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public interface IArgumentValueProvider<TArgs> : IMiddleware
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where TArgs : IDto
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{
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/// <summary>
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/// This method gets called by the platform at the time when the values should be provided.
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/// </summary>
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/// <param name="args">The arguments instance on which values can be provided.</param>
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Task Invoke(TArgs args);
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}
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