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Implemente parse json node having universal connector
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This commit is contained in:
Ankitkumar Satapara
2026-04-22 21:21:00 +05:30
parent 132f6068b5
commit c8c556921f
7 changed files with 308 additions and 4 deletions
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2
Examples/Nodify.Calculator/NodeHandlers/NodeHandlerRegistry.cs
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@@ -42,6 +42,7 @@ namespace Nodify.Calculator.NodeHandlers
_handlers.Add(new NewObjectHandler());
_handlers.Add(new CopyHandler());
_handlers.Add(new SplitHandler());
_handlers.Add(new ParseJsonHandler());
_handlers.Add(new GetSetVariableHandler());
_handlers.Add(new GetSetModelHandler());
_handlers.Add(new BeginEndHandler());
@@ -81,6 +82,7 @@ namespace Nodify.Calculator.NodeHandlers
{
KnotOperationViewModel => _handlers.OfType<KnotHandler>().FirstOrDefault(),
StringConcatOperationViewModel => _handlers.OfType<StringConcatHandler>().FirstOrDefault(),
ParseJsonOperationViewModel => _handlers.OfType<ParseJsonHandler>().FirstOrDefault(),
FunctionOperationViewModel => _handlers.OfType<FunctionHandler>().FirstOrDefault(),
AuthOperationViewModel => _handlers.OfType<AuthHandler>().FirstOrDefault(),
TakeOperationViewModel => _handlers.OfType<TakeHandler>().FirstOrDefault(),

97
Examples/Nodify.Calculator/NodeHandlers/ParseJsonHandler.cs Normal file
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@@ -0,0 +1,97 @@
using Nodify.Calculator.Models;
using System.Drawing;
namespace Nodify.Calculator.NodeHandlers
{
public class ParseJsonHandler : INodeHandler
{
public string NodeTypeKey => "System";
public bool CanCreate(OperationInfoViewModel info)
=> info.Type == OperationType.System && info.sysOp == SystemOperations.PARSEJSON;
public bool CanRestore(NodeData data)
=> data.NodeType == "System" && data.SystemOp == nameof(SystemOperations.PARSEJSON);
public OperationViewModel Create(OperationInfoViewModel info)
{
var op = new ParseJsonOperationViewModel();
// Input: universal connector that accepts any shape (Circle, Square, Grid)
op.Input.Add(new ConnectorViewModel
{
Title = "Input",
Shape = ConnectorShape.Circle,
ConnectorColor = Color.White,
IsCopyConnector = true
});
// Default output (will be updated when user selects target type)
op.Output.Add(new ConnectorViewModel
{
Title = "Result",
IsInput = false,
Shape = ConnectorShape.Circle,
ConnectorColor = Color.LimeGreen,
DataType = "object"
});
return op;
}
public OperationViewModel Restore(NodeData data)
{
var op = new ParseJsonOperationViewModel();
// Input: universal connector
op.Input.Add(new ConnectorViewModel
{
Title = "Input",
Shape = ConnectorShape.Circle,
ConnectorColor = Color.White,
IsCopyConnector = true
});
// Restore adapted input connector from saved data
if (data.InputConnectors.Count > 0 && data.InputConnectors[0].Shape != "Circle")
{
var saved = data.InputConnectors[0];
var inp = op.Input[0];
inp.Shape = NodeHandlerRegistry.ParseShape(saved.Shape);
inp.ConnectorColor = Color.FromArgb(saved.ColorArgb);
inp.DataType = saved.DataType;
}
// Restore selected target type (this triggers UpdateOutputConnector via property setter)
if (!string.IsNullOrEmpty(data.ParseJsonTargetType))
{
op.RefreshAvailableTypes();
op.SelectedTargetType = data.ParseJsonTargetType;
}
else
{
// Default output
op.Output.Add(new ConnectorViewModel
{
Title = "Result",
IsInput = false,
Shape = ConnectorShape.Circle,
ConnectorColor = Color.LimeGreen,
DataType = "object"
});
}
return op;
}
public void Save(OperationViewModel vm, NodeData data)
{
data.NodeType = "System";
data.SystemOp = nameof(SystemOperations.PARSEJSON);
if (vm is ParseJsonOperationViewModel parseVm)
{
data.ParseJsonTargetType = parseVm.SelectedTargetType ?? "object";
}
}
}
}