using System;
using System.Numerics;
using Dalamud.Game.Text.SeStringHandling.Payloads;
using Dalamud.Interface.Colors;
using Dalamud.Interface.Utility.Raii;
using Dalamud.Interface.Windowing;
using Dalamud.Utility;
using ImGuiNET;
using QuestShare.Common;
using QuestShare.Services;

namespace QuestShare.Windows.MainWindow;

public class MainWindow : Window, IDisposable
{
    public MainWindow()
        : base(Plugin.Name + "###Main", ImGuiWindowFlags.NoScrollbar | ImGuiWindowFlags.NoScrollWithMouse)
    {
        SizeConstraints = new WindowSizeConstraints
        {
            MinimumSize = new Vector2(600, 650),
            MaximumSize = new Vector2(float.MaxValue, float.MaxValue)
        };
    }

    public override void OnOpen()
    {
    }

    public void Dispose() { }



    private string enteredShareCode = Plugin.Configuration.Instance.LastShareCode;
    private bool unsavedChanges = false;
    private GameQuest? selectedQuest = GameQuestManager.GetActiveQuest();
    private ShareMode shareMode = Plugin.Configuration.Instance.LastShareMode;
    private bool isConnecting = false;
    public override void Draw()
    {
        var connected = SocketClientService.IsConnected;
        var token = ShareService.Token;
        
        ImGui.TextUnformatted("Server Status: "); ImGui.SameLine();
        if (isConnecting)
        {
            ImGui.TextColored(ImGuiColors.DalamudYellow, "Connecting...");
        }
        else
        {
            ImGui.TextColored(connected ? ImGuiColors.HealerGreen : ImGuiColors.DPSRed, connected ? "Connected" : "Disconnected");
        }
        ImGui.SameLine();
        ImGui.TextUnformatted($"Share Mode: {shareMode.ToString()}");
        ImGui.Separator();
        if (ImGui.Button("Connect"))
        {
            Plugin.SocketClient.Connect().ConfigureAwait(false);
            isConnecting = true;
        }
        ImGui.SameLine();
        if (ImGui.Button("Disconnect"))
        {
            SocketClientService.Disconnect().ConfigureAwait(false);
        }
        //  ImGui.SameLine();
        ImGui.Separator();
        if (!SocketClientService.IsConnected)
        {
            ImGui.TextColored(ImGuiColors.DPSRed, "Not connected to server.");
            return;
        }
        isConnecting = false;
        ImGui.TextUnformatted("Share Mode:");
       // ImGui.BeginDisabled(ShareService.IsHost || ShareService.IsGrouped || ShareService.IsRegistered);
        /*if (ShareService.IsHost && SocketClientService.IsConnected)
        {
            shareMode = ShareMode.Host;
        } else if (ShareService.IsGrouped && SocketClientService.IsConnected)
        {
            shareMode = ShareMode.Member;
        } else if (SocketClientService.IsConnected)
        {
            shareMode = ShareMode.None;
        } */ // TODO: Fix this
        if (ImGui.RadioButton("Host", shareMode == ShareMode.Host))
        {
            shareMode = ShareMode.Host;
            Plugin.Configuration.Instance.LastShareMode = ShareMode.Host;
            Plugin.Configuration.Save();
        }
        ImGui.SameLine();
        if (ImGui.RadioButton("Receive", shareMode == ShareMode.Member))
        {
            shareMode = ShareMode.Member;
            Plugin.Configuration.Instance.LastShareMode = ShareMode.Member;
            Plugin.Configuration.Save();
        }
       // ImGui.EndDisabled();
        ImGui.Separator();
        if (shareMode == ShareMode.Host)
        {
            ImGui.TextUnformatted("Registered: "); ImGui.SameLine(); ImGui.TextColored(ShareService.IsHost ? ImGuiColors.HealerGreen : ImGuiColors.DPSRed, ShareService.IsHost.ToString());
            ImGui.SameLine();
            if (!ShareService.IsHost)
            {
                ImGui.BeginDisabled(!connected);
                if (ImGui.Button("Register"))
                {
                    SocketClientService.DispatchRegister();
                }
                ImGui.EndDisabled();
            }
            else
            {
                ImGui.BeginDisabled(!connected);
                if (ImGui.Button("Cancel"))
                {
                    SocketClientService.DispatchCancel();
                }
                ImGui.EndDisabled();
            }
            ImGui.SameLine();
            ImGui.TextUnformatted("           ");
            ImGui.SameLine();
            ImGui.TextUnformatted($"Share Code:");
            ImGui.SameLine();
            ImGui.PushStyleColor(ImGuiCol.Text, ImGuiColors.HealerGreen);
            ImGui.TextUnformatted(ShareService.HostedShareCode);
            if (ImGui.IsItemClicked())
            {
                ImGui.SetClipboardText(ShareService.HostedShareCode);
            }
            if (ImGui.IsItemHovered())
            {
                ImGui.SetTooltip("Click to copy to clipboard");
            }
            ImGui.PopStyleColor();
            ImGui.Separator();
            ImGui.BeginDisabled(ShareService.IsMsqTracking);
            using (var combo = ImRaii.Combo("##Quests", GameQuestManager.GetActiveQuest()?.QuestName ?? "---SELECT---", ImGuiComboFlags.HeightRegular))
            {
                if (combo)
                {
                    foreach (var quest in GameQuestManager.GameQuests.OrderBy(q => q.QuestName))
                    {
                        if (ImGui.Selectable(quest.QuestName))
                        {
                            selectedQuest = quest;
                            GameQuestManager.SetActiveFlag(quest.QuestId);
                            SocketClientService.DispatchUpdate(false);
                        }
                    }
                }
            }
            ImGui.SameLine();
            if (ImGui.Button("Refresh"))
            {
                GameQuestManager.LoadQuests();
            }
            ImGui.EndDisabled();
            ImGui.SameLine();
            var track = Plugin.Configuration.Instance.TrackMSQ;
            if (ImGui.Checkbox("Track MSQ", ref track))
            {
                Plugin.Configuration.Instance.TrackMSQ = track;
                ShareService.IsMsqTracking = track;
                Plugin.Configuration.Save();
            }
            if (selectedQuest == null && GameQuestManager.GetActiveQuest() == null)
            {
                ImGui.TextUnformatted("No quest selected.");
                return;
            } else if (GameQuestManager.GetActiveQuest() != null)
            {
                selectedQuest = GameQuestManager.GetActiveQuest();
            }
            ImGui.TextUnformatted("Active Quest:");
            ImGui.SameLine();
            ImGui.TextUnformatted(selectedQuest!.QuestName);
            ImGui.TextUnformatted("Current Step:");
            ImGui.SameLine();
            ImGui.TextUnformatted(selectedQuest.CurrentStep.ToString());
            ImGui.Separator();
            ImGui.TextUnformatted("Quest Steps:");
            ImGui.Separator();

            var steps = selectedQuest.QuestSteps;
            for (var i = 0; i < steps!.Count; i++)
            {

                if (i + 1 == selectedQuest.CurrentStep || (selectedQuest.CurrentStep == 0 && i == 0) || (selectedQuest.CurrentStep == 0xFF && i + 1 == steps.Count))
                {
                    ImGui.TextColored(ImGuiColors.HealerGreen, steps[i]);
                }
                else if (i+1 < selectedQuest.CurrentStep)
                {
                    ImGui.TextColored(ImGuiColors.DalamudYellow, steps[i]);
                }
                else
                {
                    ImGui.TextUnformatted("???");
                }
            }
        }
        else if (shareMode == ShareMode.Member)
        {
            ImGui.SetNextItemWidth(100);
            ImGui.InputTextWithHint("##ShareCode", "Share Code", ref enteredShareCode, 10);
            ImGui.SameLine();
            if (!ShareService.IsGrouped)
            {
                ImGui.BeginDisabled(enteredShareCode.Length < 1);
                if (ImGui.Button("Join Group"))
                {
                    Plugin.Configuration.Instance.LastShareCode = enteredShareCode;
                    SocketClientService.DispatchGroup(enteredShareCode);
                }
                ImGui.EndDisabled();
            }
            else
            {
                if (ImGui.Button("Leave Group"))
                {
                    SocketClientService.DispatchUngroup();
                }
                ImGui.Separator();
                ImGui.TextUnformatted("Host Active Quest:");
                ImGui.SameLine();
                var activeQuest = ShareService.ActiveQuestId;
                var activeStep = ShareService.ActiveQuestStep;
                if (activeQuest != 0)
                {
                    var questInfo = GameQuestManager.GetQuestById(activeQuest);
                    ImGui.TextUnformatted(questInfo.QuestData.Name.ExtractText());
                    ImGui.TextUnformatted("Current Step:");
                    ImGui.SameLine();
                    ImGui.TextUnformatted(activeStep.ToString());
                    ImGui.Separator();
                    ImGui.TextUnformatted("Quest Steps:");
                    ImGui.Separator();
                    var steps = questInfo.QuestSteps;
                    for (var i = 0; i < steps.Count; i++)
                    {
                        if (i+1 == activeStep || (i+1 == steps.Count && activeStep == 0xFF))
                        {
                            ImGui.TextColored(ImGuiColors.HealerGreen, steps[i]);
                        }
                        else
                        {
                            ImGui.TextUnformatted(steps[i]);
                        }
                    }
                    if (ImGui.Button("Get Marker"))
                    {
                        var marker = questInfo.GetMapLink((byte)(activeStep - 1));
                        if (marker != null)
                            GameGui.OpenMapWithMapLink(marker);
                        else
                            Log.Error("No map link available for this quest.");

                    }
                    if (ImGui.IsItemHovered())
                    {
                        ImGui.SetTooltip("Generates a map marker for the current step's destination.");
                    }
                    ImGui.SameLine();
                    /*if (ImGui.Button("Teleport"))
                    {
                        // attempt to generate a path to the next step
                    }
                    if (ImGui.IsItemHovered())
                    {
                        ImGui.SetTooltip("Teleports to nearest aetheryte of quest destination.");
                    }*/
                }
                else
                {
                    ImGui.TextUnformatted("No active quest.");
                }

            }
        }
    }
}