using SAP2000v1;
using FeMM.Grasshopper.Helpers;
using Grasshopper.Kernel;
using Grasshopper.Kernel.Types;
using Rhino;
using Rhino.DocObjects;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Versioning;

namespace FeMM.Grasshopper.Components.F2R
{
#if NETCOREAPP
    [SupportedOSPlatform("windows")]
#endif
    public class SAPSetGroupComponent : GH_Component
    {
        private bool _run = false;

        /// <summary>
        /// Initializes a new instance of the MyComponent1 class.
        /// </summary>
        public SAPSetGroupComponent()
            : base("Assign to group", "AG", "Assign group at selected elements in SAP2000", CategoryNameConstants.CATEGORY_F2R, CategoryNameConstants.SUBCATEGORY_F2R_INTERACTIVESAP)
        {
        }

        public override void CreateAttributes()
        {
            var buttonAttributes = new ComponentAttributes.ComponentOneButtonAttributes(this, "Assign");
            buttonAttributes.ButtonPressed += () =>
            {
                _run = true;
                ExpireSolution(true);
            };

            m_attributes = buttonAttributes;
        }

        /// <summary>
        /// Registers all the input parameters for this component.
        /// </summary>
        protected override void RegisterInputParams(GH_InputParamManager pManager)
        {
            pManager.AddTextParameter("Model Path", "MP", "Sap2000 model path to open. If empty it will open an empty file", GH_ParamAccess.item, "");
            pManager[0].Optional = true;
            pManager.AddBooleanParameter("Attach to Instance", "AI", "Attach to instance. If true, 'model path' will be ignored", GH_ParamAccess.item, false);
            pManager[1].Optional = true;
            pManager.AddGeometryParameter("Elements", "E", "F2R element to select", GH_ParamAccess.list);
            pManager.AddTextParameter("Group Name", "G", "The name of the group", GH_ParamAccess.item);
            pManager.AddBooleanParameter("Keep model visible", "V", "If true and if is not attch to istance, keep the model open and visible", GH_ParamAccess.item, true);
        }

        /// <summary>
        /// Registers all the output parameters for this component.
        /// </summary>
        protected override void RegisterOutputParams(GH_OutputParamManager pManager)
        {

        }

        /// <summary>
        /// This is the method that actually does the work.
        /// </summary>
        /// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
        protected override void SolveInstance(IGH_DataAccess DA)
        {
            string modelPath = "";
            bool attachToInstance = false;
            var elements = new List<IGH_GeometricGoo>();
            string inputGroupName = string.Empty;
            bool visible = true;

            //input
            DA.GetData(0, ref modelPath);
            DA.GetData(1, ref attachToInstance);
            if (!DA.GetDataList(2, elements))
                return;
            DA.GetData(3, ref inputGroupName);
            DA.GetData(4, ref visible);

            if (_run)
            {

                if (!System.IO.File.Exists(modelPath) && !attachToInstance) // model path non valido, Se path modello non valido fa partire con stringa vuota (file vuoto)
                {
                    modelPath = string.Empty;
                    AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Sap model path not valid, opening an empty file");
                }

                try
                {
                    cSapModel sapModel = F2RModelHelper.GetSapModel(out cOAPI sapObject, modelPath, attachToInstance);

                    sapModel.SelectObj.ClearSelection();

                    int groupNumber = 0;
                    string[] groupNames = [];
                    sapModel.GroupDef.GetNameList(ref groupNumber, ref groupNames);

                    if (!groupNames.Contains(inputGroupName))
                        sapModel.GroupDef.SetGroup(inputGroupName);

                    RhinoDoc doc = RhinoDoc.ActiveDoc;
                    for (int i = 0; i < elements.Count; i++)
                    {
                        Guid guid = elements[i].ReferenceID;
                        if (guid != Guid.Empty)
                        {
                            RhinoObject rhinoObj = doc.Objects.FindId(guid);

                            if (rhinoObj != null)
                            {
                                string id = rhinoObj.Attributes.GetUserString("F2R_ID");
                                if (rhinoObj.GetType() == typeof(PointObject))
                                {
                                    sapModel.PointObj.SetGroupAssign(id, inputGroupName, false);
                                }
                                else if (rhinoObj.GetType() == typeof(CurveObject))
                                {
                                    sapModel.FrameObj.SetGroupAssign(id, inputGroupName, false);
                                }
                                else if (rhinoObj.GetType() == typeof(SurfaceObject) || rhinoObj.GetType() == typeof(BrepObject))
                                {
                                    sapModel.AreaObj.SetGroupAssign(id, inputGroupName, false);
                                }
                                else
                                {
                                    AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, $"Element n° {i} is not a point or a curve or a surface");
                                }
                            }
                            else
                            {
                                AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, $"Element n° {i} don't exist in Rhino");
                            }
                        }
                        else
                        {
                            AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, $"Element {i} don't have a valid GUID");
                        }
                    }

                    if (!attachToInstance)
                    {
                        sapModel.File.Save();
                        if (!visible)
                            sapObject.ApplicationExit(false);
                    }

                    _run = false;
                }
                catch (Exception)
                {
                    AddRuntimeMessage(GH_RuntimeMessageLevel.Error, "Generic error");
                    _run = false;
                }
            }
        }

        protected override System.Drawing.Bitmap Icon => Properties.Resources.F2RSetGroupIcon;

        public override Guid ComponentGuid => new("4526a073-83cd-4689-9c79-b646ee42f87c");
    }
}