using System;
using DynamicData;
using Intromat.ViewModels.Nodes;
using NodeNetwork.Toolkit.Group;
using NodeNetwork.Toolkit.ValueNode;
using NodeNetwork.ViewModels;

namespace Intromat.ViewModels
{
    public class CodeNodeGroupIOBinding : ValueNodeGroupIOBinding
    {
        public CodeNodeGroupIOBinding(NodeViewModel groupNode, NodeViewModel entranceNode, NodeViewModel exitNode) 
            : base(groupNode, entranceNode, exitNode)
        {
        }

        public override ValueNodeOutputViewModel<T> CreateCompatibleOutput<T>(ValueNodeInputViewModel<T> input)
        {
            return (ValueNodeOutputViewModel<T>)CreateOutput(((CodeGenPortViewModel)input.Port).PortType, input.Name, typeof(T), false);
        }

        public override ValueNodeOutputViewModel<IObservableList<T>> CreateCompatibleOutput<T>(ValueListNodeInputViewModel<T> input)
        {
            return (ValueNodeOutputViewModel<IObservableList<T>>)CreateOutput(((CodeGenPortViewModel)input.Port).PortType, input.Name, typeof(T), true);
        }

        public NodeOutputViewModel CreateOutput(EPortType portType, string name, Type valueType, bool list)
        {
            var genericType = list ? typeof(IObservableList<>).MakeGenericType(valueType) : valueType;
            var outputType = typeof(CodeGenOutputViewModel<>).MakeGenericType(genericType);
            var editorType = typeof(GroupEndpointEditorViewModel<>).MakeGenericType(genericType);
            var output = (NodeOutputViewModel)Activator.CreateInstance(outputType, portType)!;
            var editor = (NodeEndpointEditorViewModel)Activator.CreateInstance(editorType, this)!;
            output.Name = name;
            output.Editor = editor;
            return output;
        }

        public override ValueNodeInputViewModel<T> CreateCompatibleInput<T>(ValueNodeOutputViewModel<T> output)
        {
            return (ValueNodeInputViewModel<T>)CreateInput(((CodeGenPortViewModel)output.Port).PortType, output.Name, typeof(T));
        }

        public NodeInputViewModel CreateInput(EPortType portType, string name, Type valueType)
        {
            var inputType = typeof(CodeGenInputViewModel<>).MakeGenericType(valueType);
            var editorType = typeof(GroupEndpointEditorViewModel<>).MakeGenericType(valueType);
            var input = (NodeInputViewModel)Activator.CreateInstance(inputType, portType)!;
            var editor = (NodeEndpointEditorViewModel)Activator.CreateInstance(editorType, this)!;
            input.Name = name;
            input.Editor = editor;
            input.HideEditorIfConnected = false;
            return input;
        }
    }
}