AlwaysRepairYourItems

// My goal was to get the plugin to work properly by using RegisterUiElement as few times as possible. For this reason, do not use craftweapons_dialog/craftarmor_dialog/salvage_dialog/repair_dialog.
using Turbo.Plugins.Default;
using System;
using System.Runtime.InteropServices;
using System.Text;
using System.Text.RegularExpressions;

namespace Turbo.Plugins.Ez
{
    public class AlwaysRepairYourItems : BasePlugin, IAfterCollectHandler, INewAreaHandler
    {
        public bool Debug { get; set; } = false;

        public static IntPtr D3Hwnd = IntPtr.Zero;

        [DllImport("USER32.DLL")]
        private static extern IntPtr FindWindow(string ClassName, string WindowText);

        [DllImport("USER32.DLL")]
        private static extern IntPtr SendMessage(IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);

        public void mouseLClickUiE(IUiElement uie)  // D3Hwnd
        {
            var x = (int) (uie.Rectangle.X + uie.Rectangle.Width/2.0f);
            var y = (int) (uie.Rectangle.Y + uie.Rectangle.Height/2.0f);
            IntPtr lParam = (IntPtr)(y << 16 | (x & 65535));
            SendMessage(D3Hwnd, 513U, (IntPtr)1, lParam);
            SendMessage(D3Hwnd, 514U, (IntPtr)1, lParam);
        }

        protected IUiElement VENDOR_MAIN;
        protected IUiElement VENDOR_REPAIRALL;

        protected IUiElement VENDOR_TAB_0;
        protected IUiElement VENDOR_TAB_1;
        protected IUiElement VENDOR_TAB_2;
        protected IUiElement VENDOR_TAB_3;

        private bool doRepair { get; set; } = false;
        private long msLapseAction { get; set; } = 0;
        private IUiElement TabActive    { get; set; } = null;
        private ISnoArea LastSnoArea { get; set; } = null;

        public long msLapseMin { get; set; } = 10;
        public bool AfterRepairGoToSalvageTab { get; set; }

        public AlwaysRepairYourItems()
        {
            Enabled = true;
        }

        public override void Load(IController hud)
        {
            base.Load(hud);

            AfterRepairGoToSalvageTab = false;

            D3Hwnd = FindWindow("D3 Main Window Class", null); // D3Hwnd = FindWindow(null, "Diablo III");

            VENDOR_MAIN = Hud.Render.RegisterUiElement("Root.NormalLayer.vendor_dialog_mainPage", null, null);
            VENDOR_REPAIRALL = Hud.Render.RegisterUiElement("Root.NormalLayer.vendor_dialog_mainPage.repair_dialog.RepairAll", null, null);

            VENDOR_TAB_0 = Hud.Render.RegisterUiElement("Root.NormalLayer.vendor_dialog_mainPage.tab_0", null, null);
            VENDOR_TAB_1 = Hud.Render.RegisterUiElement("Root.NormalLayer.vendor_dialog_mainPage.tab_1", null, null);
            VENDOR_TAB_2 = Hud.Render.RegisterUiElement("Root.NormalLayer.vendor_dialog_mainPage.tab_2", null, null);
            VENDOR_TAB_3 = Hud.Render.RegisterUiElement("Root.NormalLayer.vendor_dialog_mainPage.tab_3", null, null);
        }

        public void OnNewArea(bool newGame, ISnoArea area)
        {
            if (LastSnoArea != area)
            {
                if (area.IsTown /*&& LastSnoArea?.IsTown != true*/) // once for each town or once for all towns
                {
                    msLapseAction = Hud.Game.CurrentRealTimeMilliseconds;
                    TabActive = null;
                    doRepair = true;
                }
                LastSnoArea = area;
            }
        }

        public void AfterCollect()
        {
            if (!Hud.Game.IsInGame || !Hud.Game.IsInTown || Hud.Game.IsPaused ) return;

            if (doRepair)
            {
                if (VENDOR_MAIN.Visible && VENDOR_TAB_3.Visible) // BlackSmith, Jeweler, Mystic
                {
                    if (Hud.Game.CurrentRealTimeMilliseconds - msLapseAction > msLapseMin)
                    {
                        msLapseAction = Hud.Game.CurrentRealTimeMilliseconds;
                        if (Hud.Game.Me.AnimationState == AcdAnimationState.Idle)
                        {
                            if (VENDOR_TAB_3.AnimState == 34) // Tab active 16-13-37-34-73 , 19-46-22-73 , 85-88-96-73  // 73 training => conflicts // (+-1) => Values for non-active tab (mouse over or not)
                            {
                                if (VENDOR_REPAIRALL.Visible)
                                {
                                    var match = Regex.Match(VENDOR_REPAIRALL.ReadText(Encoding.UTF8, true), @"([0-9]+)"); // @"([0-9]+([\.,][0-9]+)*)" for complete number ?
                                    if (match.Success && match.Groups[1].Value != "0")
                                    {
                                        mouseLClickUiE(VENDOR_REPAIRALL);
                                    }
                                    else
                                    {
                                        if (AfterRepairGoToSalvageTab)
                                            TabActive = VENDOR_TAB_2;
                                        if (TabActive != null)
                                        {
                                            mouseLClickUiE(TabActive);
                                            TabActive = null;
                                        }
                                        doRepair = false;
                                    }
                                }
                            }
                            else // 73 is not necessary, and thus I avoid conflicts
                            {
                                if (VENDOR_TAB_0.AnimState == 16)
                                    TabActive = VENDOR_TAB_0;
                                else if (VENDOR_TAB_1.AnimState == 13)
                                    TabActive = VENDOR_TAB_1;
                                else if (VENDOR_TAB_2.AnimState == 37)
                                    TabActive = VENDOR_TAB_2;
                                if (TabActive != null)
                                    mouseLClickUiE(VENDOR_TAB_3);
                            }
                        }
                    }
                }
            }
        }
    }
}