using SAP2000v1;
using FeMM.Grasshopper.Helpers;
using Grasshopper;
using Grasshopper.Kernel;
using Grasshopper.Kernel.Data;
using System;
using System.Runtime.Versioning;

namespace FeMM.Grasshopper.Components.F2R
{
#if NETCOREAPP
    [SupportedOSPlatform("windows")]
#endif
    public class SAPGetEditingTableComponent : GH_Component
    {
        /// <summary>
        /// Initializes a new instance of the MyComponent1 class.
        /// </summary>
        public SAPGetEditingTableComponent()
            : base("Get Editing Table", "GET", "Get SAP2000 Editing Table", CategoryNameConstants.CATEGORY_F2R, CategoryNameConstants.SUBCATEGORY_F2R_INTERACTIVESAP)
        {
        }

        private bool _run = false;

        public override void CreateAttributes()
        {
            var buttonAttributes = new ComponentAttributes.ComponentOneButtonAttributes(this, "Read");
            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.AddTextParameter("Table", "T", "The name of the Table", GH_ParamAccess.item);
            pManager.AddTextParameter("Group", "G", "Sap2000 group for selection element. Default value: ALL", GH_ParamAccess.item, "ALL");
        }

        /// <summary>
        /// Registers all the output parameters for this component.
        /// </summary>
        protected override void RegisterOutputParams(GH_OutputParamManager pManager)
        {
            pManager.AddTextParameter("Field Keys", "FK", "The key for set each field", GH_ParamAccess.list);
            pManager.AddTextParameter("Field Names", "FN", "The name of each field", GH_ParamAccess.list);
            pManager.AddTextParameter("Descriptions", "D", "The field descriptions", GH_ParamAccess.list);
            pManager.AddTextParameter("Units", "U", "The units", GH_ParamAccess.list);
            pManager.AddBooleanParameter("Are Importables", "I", "If true, the field is settable", GH_ParamAccess.list);
            pManager.AddTextParameter("Table", "T", "The table", GH_ParamAccess.tree);
        }

        /// <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;
            string table = string.Empty;
            string groupName = "";

            //input
            DA.GetData(0, ref modelPath);
            DA.GetData(1, ref attachToInstance);
            DA.GetData(2, ref table);
            DA.GetData(3, ref groupName);

            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");
                }

                cSapModel sapModel = F2RModelHelper.GetSapModel(out _, modelPath, attachToInstance);

                // Read table
                int tableVersion = 0;
                int numberRecords = 0;
                string[] tableData = null;
                string[] fieldKeysIncluded = [];

                if (sapModel.DatabaseTables.GetTableForEditingArray(table, groupName, ref tableVersion, ref fieldKeysIncluded, ref numberRecords, ref tableData) == 0)
                {
                    // Populate result
                    string[][] retData = new string[numberRecords][];
                    for (int i = 0; i < retData.Length; i++)
                        retData[i] = new string[fieldKeysIncluded.Length];

                    for (int i = 0; i < tableData.Length; i++)
                        retData[i / fieldKeysIncluded.Length][i % fieldKeysIncluded.Length] = tableData[i];

                    var tableDataTree = new DataTree<string>();

                    for (int i = 0; i < retData.GetLength(0); i++)
                        tableDataTree.AddRange(retData[i], new GH_Path(i));

                    int numberFileds = 0;
                    string[] fieldKeys = null;
                    string[] fieldNames = null;
                    string[] descriptions = null;
                    string[] unitsStrings = null;
                    bool[] areImportables = null;
                    if (sapModel.DatabaseTables.GetAllFieldsInTable(table, ref tableVersion, ref numberFileds, ref fieldKeys, ref fieldNames,
                        ref descriptions, ref unitsStrings, ref areImportables) != 0)
                    {
                        AddRuntimeMessage(GH_RuntimeMessageLevel.Error, $"Fail to read table {table}");
                        _run = false;
                        return;
                    }

                    DA.SetDataList(0, fieldKeysIncluded);
                    DA.SetDataList(1, fieldNames);
                    DA.SetDataList(2, descriptions);
                    DA.SetDataList(3, unitsStrings);
                    DA.SetDataList(4, areImportables);
                    DA.SetDataTree(5, tableDataTree);

                    _run = false;
                }
                else
                {
                    AddRuntimeMessage(GH_RuntimeMessageLevel.Error, $"Fail to read table {table}");
                    _run = false;
                    return;
                }
            }
        }

        protected override System.Drawing.Bitmap Icon => Properties.Resources.F2RGetEditingTable;

        public override Guid ComponentGuid => new("a4482c7f-d4d9-421e-b78d-449f656b5004");
    }
}