private void OutputTypeConversion(TypeScriptWriter writer, string lvalue, ApiTypeDesc type, bool toTypeScript)
{
var converter = getConverter(type);
if (converter == null)
{
return;
}
MarkUsedConverters(converter, toTypeScript);
writer.WriteLine($"if ({lvalue})");
using (writer.Indent())
writer.WriteLine($"{lvalue} = this.{converter.FunctionName(toTypeScript)}({lvalue});");
}
private TypeConverter getConverter(ApiTypeDesc type)
{
var key = type.GetTypeScript();
if (!_typeConverters.TryGetValue(key, out var converter))
{
converter = new TypeConverter {
ForType = type
};
if (type.BasicType != null)
{
if (type.TypeMapper == null)
{
converter = null;
}
else
{
converter.WriteFunctionBody = (writer, toTypeScript) =>
{
if (!toTypeScript)
{
writer.WriteLine($"return {type.TypeMapper.ConvertFromTypeScript("val")};");
}
else
{
writer.WriteLine($"return {type.TypeMapper.ConvertToTypeScript("val")};");
}
};
}
}
else if (type.EnumType != null)
{
// TODO: Flags
converter = null;
}
else if (type.ArrayElementType != null)
{
var elConverter = getConverter(type.ArrayElementType);
if (elConverter == null)
{
converter = null;
}
else
{
converter.UsesConverters.Add(elConverter);
converter.WriteFunctionBody = (writer, toTypeScript) =>
{
writer.WriteLine("for (let i = 0; i < val.length; i++)");
using (writer.Indent())
{
writer.WriteLine("if (val[i])");
using (writer.Indent())
writer.WriteLine($"val[i] = this.{elConverter.FunctionName(toTypeScript)}(val[i]);");
}
writer.WriteLine("return val;");
};
}
}
else if (type.InterfaceType != null)
{
var propConverters = type.InterfaceType.Properties.Select(p => new { prop = p, conv = getConverter(p.TsType) }).Where(x => x.conv != null).ToList();
if (propConverters.Count == 0)
{
converter = null;
}
else
{
foreach (var pc in propConverters)
{
converter.UsesConverters.Add(pc.conv);
}
converter.WriteFunctionBody = (writer, toTypeScript) =>
{
foreach (var pc in propConverters)
{
writer.WriteLine($"if (val.{pc.prop.TsName})");
using (writer.Indent())
writer.WriteLine($"val.{pc.prop.TsName} = this.{pc.conv.FunctionName(toTypeScript)}(val.{pc.prop.TsName});");
}
writer.WriteLine("return val;");
};
}
}
else
{
throw new Exception();
}
}
_typeConverters[key] = converter;
return(converter);
}
