/// <summary>
/// Return ok response and suppress errors that match <paramref name="errorPredicate"/>
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="errorPredicate">Predicate for errors</param>
/// <returns></returns>
public static ApiResponse <Unit> SuppressErrors <T>(
this ApiResponse <T> source,
IErrorPredicate errorPredicate)
{
if (errorPredicate == null)
{
throw new ArgumentNullException(nameof(errorPredicate));
}
if (source.Error is not null && errorPredicate.IsMatch(source.Error))
{
return(ApiResponse.Ok());
}
return(source.AsUnit());
}
/// <summary>
/// Switch to <paramref name="ifError"/> flow if response returns error
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="errorPredicate">Predicate for error to execute <paramref name="ifError"/></param>
/// <param name="ifError">Flow to execute in case of error</param>
/// <returns></returns>
public static ApiResponse <T> IfError <T>(
this ApiResponse <T> source,
IErrorPredicate errorPredicate,
Func <Error, ApiResponse <T> > ifError)
{
if (errorPredicate == null)
{
throw new ArgumentNullException(nameof(errorPredicate));
}
if (source.Error is not null && errorPredicate.IsMatch(source.Error))
{
return(ifError(source.Error));
}
return(source);
}
/// <summary>
/// Switch to <paramref name="ifError"/> flow if response returns error
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <param name="errorPredicate">Predicate for error to execute <paramref name="ifError"/></param>
/// <param name="ifError">Flow to execute in case of error</param>
/// <returns></returns>
public static async Task <ApiResponse <T> > IfError <T>(
this ApiResponse <T> source,
IErrorPredicate errorPredicate,
Func <Error, Task <ApiResponse <T> > > ifError)
{
if (errorPredicate == null)
{
throw new ArgumentNullException(nameof(errorPredicate));
}
if (source.Error is not null && errorPredicate.IsMatch(source.Error))
{
return(await ifError(source.Error).ConfigureAwait(false));
}
return(source);
}
