namespace JavaToCSharp;

public class SyntaxMapping

{

public Dictionary<string, string> ImportMappings { get; set; } = new();

public Dictionary<string, string> VoidMethodMappings { get; set; } = new();

public Dictionary<string, string> NonVoidMethodMappings { get; set; } = new();

public Dictionary<string, string> AnnotationMappings { get; set; } = new();

public static SyntaxMapping Deserialize(string yaml)

{

var deserializer = new YamlDotNet.Serialization.Deserializer();

SyntaxMapping mapping = deserializer.Deserialize<SyntaxMapping>(yaml);

mapping.Validate();

return mapping;

}

private void Validate()

{

// Throw exception if any of the requirements are not meet

ValidateMethodMapping(VoidMethodMappings);

ValidateMethodMapping(NonVoidMethodMappings);

}

private static void ValidateMethodMapping(Dictionary<string,string> mapping)

{

// Throw exception if any of the requirements are not meet

foreach (string key in mapping.Keys)

{

if (key.Contains('.'))

{

throw new YamlDotNet.Core.SemanticErrorException("Mappings from fully qualified java methods are not supported");

}

}

foreach (string value in mapping.Values)

{

if (string.IsNullOrEmpty(value))

{

throw new YamlDotNet.Core.SemanticErrorException("Mappings from java methods can not have an empty value");

}

}

}

}