private string JSValueToString(JavaScriptValue val)
{
switch (val.ValueType)
{
case JavaScriptValueType.Boolean:
return(val.ToBoolean() ? "true" : "false");
case JavaScriptValueType.Number:
try
{
return(val.ToInt32().ToString());
}
catch (JavaScriptException)
{
return(val.ToDouble().ToString(CultureInfo.InvariantCulture));
}
case JavaScriptValueType.Error:
var keys = val.GetOwnPropertyNames();
throw new Exception("Error in js");
case JavaScriptValueType.String:
return(val.ToString());
case JavaScriptValueType.Array:
// int length = val.GetProperty(JavaScriptPropertyId.FromString("length")).ToInt32();
// return "Array";
case JavaScriptValueType.Object:
return(val.ToJsonString());
default:
return(val.ValueType.ToString());
}
}
private object Visit(JavaScriptValue value, IShibaContext context)
{
switch (value.ValueType)
{
case JavaScriptValueType.Error:
case JavaScriptValueType.Object:
return(VisitJavascriptObject(value));
case JavaScriptValueType.Array:
return(VisitJavascriptArray(value));
case JavaScriptValueType.Boolean:
return(value.ToBoolean());
case JavaScriptValueType.Null:
return(null);
case JavaScriptValueType.Number:
return(value.ToDouble());
case JavaScriptValueType.String:
return(value.ToString());
case JavaScriptValueType.Undefined:
case JavaScriptValueType.Function:
default:
return(value);
}
}
/// <summary>
/// Converts a <see cref="JavaScriptValue"/> with a bool type to a host value.
/// </summary>
public object ToHostBoolean(JavaScriptValue arg, Type toType)
{
if (!toType.IsAssignableFrom(typeof(bool)))
{
throw new Exception($"Cannot convert javascript boolean to type: {toType}");
}
return(arg.ToBoolean());
}
/// <summary>
/// Converts a JavaScript value into a c# object (this does not affect private variable
/// only public properties / getters and setters).
/// </summary>
/// <param name="value">The value to convert.</param>
/// <param name="type">The type of object you are expecting.</param>
/// <returns>The converted object.</returns>
public object FromJavaScriptValue(JavaScriptValue value, Type type)
{
var jsonObject = JavaScriptValue.GlobalObject.GetProperty(JavaScriptPropertyId.FromString("JSON"));
var stringify = jsonObject.GetProperty(JavaScriptPropertyId.FromString("stringify"));
switch (value.ValueType)
{
case JavaScriptValueType.Undefined:
case JavaScriptValueType.Null:
return(null);
case JavaScriptValueType.Number:
{
var number = stringify.CallFunction(JavaScriptValue.GlobalObject, value.ConvertToObject());
return(JsonConvert.DeserializeObject(number.ToString(), type));
}
case JavaScriptValueType.String:
return(value.ToString());
case JavaScriptValueType.Boolean:
return(value.ToBoolean());
case JavaScriptValueType.Object:
{
var number = stringify.CallFunction(JavaScriptValue.GlobalObject, value.ConvertToObject());
return(JsonConvert.DeserializeObject(number.ToString(), type));
}
case JavaScriptValueType.Function:
// Somehow create a func to return back to c# that calls JS??
return(null);
case JavaScriptValueType.Array:
{
var number = stringify.CallFunction(JavaScriptValue.GlobalObject, value.ConvertToObject());
return(JsonConvert.DeserializeObject(number.ToString(), type));
}
default:
Console.WriteLine($"Type {value.ValueType} is not supported!");
return(null);
}
}
private IEnumerable <Span> GetValueSpans(JavaScriptValue value, int level = 0, bool inArray = false)
{
switch (value.ValueType)
{
case JavaScriptValueType.Null:
return(new Span[] { new Span("null") });
case JavaScriptValueType.Undefined:
return(new Span[] { new Span("undefined") });
case JavaScriptValueType.String:
return(new Span[] { $"\"{value.ToString().Replace("\"", "\\\"")}\"".DarkGreen() });
case JavaScriptValueType.Boolean:
return(new Span[] { new Span(value.ToBoolean() ? "true" : "false") });
case JavaScriptValueType.Number:
try
{
return(new Span[] { value.ToInt32().ToString().Red() });
}
catch (JavaScriptException)
{
return(new Span[] { value.ToDouble().ToString(CultureInfo.InvariantCulture).Red() });
}
case JavaScriptValueType.Function:
return(new Span[] { GetFuncRep(value).Magenta() });
case JavaScriptValueType.Error:
return(new Span[] { value.ToJsonString().DarkRed() });
case JavaScriptValueType.Object:
return(GetObjectSpans(value, level, inArray));
case JavaScriptValueType.Array:
return(GetArraySpans(value, level));
default:
return(new Span[] { new Span(value.ValueType.ToString()), });
}
}
private JToken VisitBoolean(JavaScriptValue value)
{
return(value.ToBoolean() ? s_true : s_false);
}
private static object ConvertJavaScriptValue(JavaScriptValue value)
{
JavaScriptValueType t = value.ValueType;
if (t == JavaScriptValueType.Boolean)
{
return(value.ToBoolean());
}
else if (t == JavaScriptValueType.Number)
{
return(value.ToDouble());
}
else if (t == JavaScriptValueType.String)
{
return(value.ToString());
}
else if (t == JavaScriptValueType.Null)
{
return(null);
}
else if (t == JavaScriptValueType.Undefined)
{
return(null);
}
else if (t == JavaScriptValueType.Object)
{
Dictionary <string, object> dictionary = new Dictionary <string, object>();
JavaScriptValue propNames = value.GetOwnPropertyNames();
int i = 0;
JavaScriptValue index;
while (propNames.HasIndexedProperty(index = JavaScriptValue.FromInt32(i)))
{
JavaScriptValue propName = propNames.GetIndexedProperty(index);
JavaScriptPropertyId propId = JavaScriptPropertyId.FromString(propName.ToString());
JavaScriptValue propValue = value.GetProperty(propId);
object value2 = ConvertJavaScriptValue(propValue);
dictionary.Add(propName.ToString(), value2);
//Debug.WriteLine(propName.ToString() + ": " + propValue.ConvertToString().ToString());
i += 1;
}
return(dictionary);
}
else if (t == JavaScriptValueType.Array)
{
JavaScriptPropertyId lengthPropId = JavaScriptPropertyId.FromString("length");
JavaScriptValue arrayLength = value.GetProperty(lengthPropId);
int length = (int)arrayLength.ToDouble();
object[] array = new object[length];
int i;
JavaScriptValue index;
for (i = 0; i < length; i++)
{
if (value.HasIndexedProperty(index = JavaScriptValue.FromInt32(i)))
{
JavaScriptValue prop = value.GetIndexedProperty(index);
array[i] = ConvertJavaScriptValue(prop);
}
}
return(array);
}
return(null);
}
private JToken VisitBoolean(JavaScriptValue value)
{
return(value.ToBoolean() ? TrueValue : FalseValue);
}
private JToken VisitBoolean(JavaScriptValue value)
{
return value.ToBoolean() ? s_true : s_false;
}