[BUG] Generated JsonConverter tries to Deserialize enums as dynamic in the C# generator

[jespitae]

Describe the bug.

The C# generator generates a JsonConverter using SystemTextJson, that tries to deserialize the enums as dynamic.
The enum looks like this:

Next to the enum an extension method is generated:

The json converter tries to deserialize the enum as follows:

This results in the following error when trying to deserialize the enum:
The best overloaded method match for 'CBS.Viewer.Integration.Events.EnvironmentExtensions.ToEnvironment(string)' has some invalid arguments

Expected behavior

We would expect the resulting json converter to look like this:

Screenshots

Screenshot provided throughout.

How to Reproduce

Our asyncapi spec for the enum looks like this:

The property on one of our events:

We used version 2.0.2 of the asyncapi cli and version 3.5.3 of modelina and ran the following command:
asyncapi generate models csharp ./asyncapi.json --namespace=Test --output=Models --csharpSystemJson
Our async api specification is defined in version 2.4.0.

🥦 Browser

Mozilla Firefox

👀 Have you checked for similar open issues?

• I checked and didn't find similar issue

🏢 Have you read the Contributing Guidelines?

• I have read the Contributing Guidelines

Are you willing to work on this issue ?

Yes I am willing to submit a PR!

[jonaslagoni]

@jespitae feel free to provide a PR ✌️ I don't think the next version has this solved 🤔 Just remember that enums can be any valid JSON value 🙂

[jespitae]

@jonaslagoni In that case maybe it's better to change the parameter type of the To... extension method to dynamic. I'll provide a PR.