using Dalamud.Bindings.ImGui;
using Dalamud.Game.Text;
using Dalamud.Interface;
using Dalamud.Interface.Colors;
using Dalamud.Interface.Utility.Raii;
using FFXIVClientStructs.FFXIV.Client.UI.Agent;
using Questionable.Controller;
using Questionable.Data;
using Questionable.Functions;
using Questionable.Model;
using Questionable.Model.Questing;

namespace Questionable.Windows.QuestComponents;

internal sealed class QuestTooltipComponent
{
	private readonly QuestRegistry _questRegistry;

	private readonly QuestData _questData;

	private readonly TerritoryData _territoryData;

	private readonly QuestFunctions _questFunctions;

	private readonly UiUtils _uiUtils;

	private readonly Configuration _configuration;

	public QuestTooltipComponent(QuestRegistry questRegistry, QuestData questData, TerritoryData territoryData, QuestFunctions questFunctions, UiUtils uiUtils, Configuration configuration)
	{
		_questRegistry = questRegistry;
		_questData = questData;
		_territoryData = territoryData;
		_questFunctions = questFunctions;
		_uiUtils = uiUtils;
		_configuration = configuration;
	}

	public void Draw(IQuestInfo questInfo)
	{
		using ImRaii.IEndObject endObject = ImRaii.Tooltip();
		if (endObject)
		{
			DrawInner(questInfo, showItemRewards: true);
		}
	}

	public void DrawInner(IQuestInfo questInfo, bool showItemRewards)
	{
		ImU8String text = new ImU8String(0, 2);
		text.AppendFormatted(SeIconChar.LevelEn.ToIconString());
		text.AppendFormatted(questInfo.Level);
		ImGui.Text(text);
		ImGui.SameLine();
		var (col, _, text2) = _uiUtils.GetQuestStyle(questInfo.QuestId);
		ImGui.TextColored(in col, text2);
		if (questInfo is QuestInfo { IsSeasonalEvent: not false })
		{
			ImGui.SameLine();
			ImGui.TextUnformatted("Event");
		}
		if (questInfo.IsRepeatable)
		{
			ImGui.SameLine();
			ImGui.TextUnformatted("Repeatable");
		}
		if (questInfo is QuestInfo { CompletesInstantly: not false })
		{
			ImGui.SameLine();
			ImGui.TextUnformatted("Instant");
		}
		if (_questRegistry.TryGetQuest(questInfo.QuestId, out Quest quest))
		{
			if (quest.Root.Disabled)
			{
				ImGui.SameLine();
				ImGui.TextColored(ImGuiColors.DalamudRed, "Disabled");
			}
			if (quest.Root.Author.Count == 1)
			{
				text = new ImU8String(8, 1);
				text.AppendLiteral("Author: ");
				text.AppendFormatted(quest.Root.Author[0]);
				ImGui.Text(text);
			}
			else
			{
				text = new ImU8String(9, 1);
				text.AppendLiteral("Authors: ");
				text.AppendFormatted(string.Join(", ", quest.Root.Author));
				ImGui.Text(text);
			}
		}
		else
		{
			ImGui.SameLine();
			ImGui.TextColored(ImGuiColors.DalamudRed, "NoQuestPath");
		}
		DrawQuestUnlocks(questInfo, 0, showItemRewards);
	}

	private void DrawQuestUnlocks(IQuestInfo questInfo, int counter, bool showItemRewards)
	{
		if (counter >= 10 || (counter != 0 && questInfo.IsMainScenarioQuest))
		{
			return;
		}
		if (counter > 0)
		{
			ImGui.Indent();
		}
		if (questInfo.PreviousQuests.Count > 0)
		{
			if (counter == 0)
			{
				ImGui.Separator();
			}
			if (questInfo.PreviousQuests.Count > 1)
			{
				if (questInfo.PreviousQuestJoin == EQuestJoin.All)
				{
					ImGui.Text("Requires all:");
				}
				else if (questInfo.PreviousQuestJoin == EQuestJoin.AtLeastOne)
				{
					ImGui.Text("Requires one:");
				}
			}
			foreach (PreviousQuestInfo previousQuest in questInfo.PreviousQuests)
			{
				if (_questData.TryGetQuestInfo(previousQuest.QuestId, out IQuestInfo questInfo2))
				{
					var (color, fontAwesomeIcon, _) = _uiUtils.GetQuestStyle(previousQuest.QuestId);
					if (!_questRegistry.IsKnownQuest(questInfo2.QuestId))
					{
						color = ImGuiColors.DalamudGrey;
					}
					_uiUtils.ChecklistItem(FormatQuestUnlockName(questInfo2, (byte)((!_questFunctions.IsQuestComplete(previousQuest.QuestId)) ? previousQuest.Sequence : 0)), color, fontAwesomeIcon);
					if (questInfo2 is QuestInfo questInfo3 && (counter <= 2 || fontAwesomeIcon != FontAwesomeIcon.Check))
					{
						DrawQuestUnlocks(questInfo3, counter + 1, showItemRewards: false);
					}
				}
				else
				{
					using (ImRaii.Disabled())
					{
						_uiUtils.ChecklistItem($"Unknown Quest ({previousQuest.QuestId})", ImGuiColors.DalamudGrey, FontAwesomeIcon.Question);
					}
				}
			}
		}
		if (questInfo is QuestInfo questInfo4)
		{
			if (questInfo4.MoogleDeliveryLevel > 0)
			{
				ImU8String text = new ImU8String(23, 1);
				text.AppendLiteral("Requires Carrier Level ");
				text.AppendFormatted(questInfo4.MoogleDeliveryLevel);
				ImGui.Text(text);
			}
			if (counter == 0 && questInfo4.QuestLocks.Count > 0)
			{
				ImGui.Separator();
				if (questInfo4.QuestLocks.Count > 1)
				{
					if (questInfo4.QuestLockJoin == EQuestJoin.All)
					{
						ImGui.Text("Blocked by (if all completed):");
					}
					else if (questInfo4.QuestLockJoin == EQuestJoin.AtLeastOne)
					{
						ImGui.Text("Blocked by (if at least completed):");
					}
				}
				else
				{
					ImGui.Text("Blocked by (if completed):");
				}
				foreach (QuestId questLock in questInfo4.QuestLocks)
				{
					IQuestInfo questInfo5 = _questData.GetQuestInfo(questLock);
					var (color2, icon, _) = _uiUtils.GetQuestStyle(questLock);
					if (!_questRegistry.IsKnownQuest(questInfo5.QuestId))
					{
						color2 = ImGuiColors.DalamudGrey;
					}
					_uiUtils.ChecklistItem(FormatQuestUnlockName(questInfo5, 0), color2, icon);
				}
			}
			if (counter == 0 && questInfo4.PreviousInstanceContent.Count > 0)
			{
				ImGui.Separator();
				if (questInfo4.PreviousInstanceContent.Count > 1)
				{
					if (questInfo.PreviousQuestJoin == EQuestJoin.All)
					{
						ImGui.Text("Requires all:");
					}
					else if (questInfo.PreviousQuestJoin == EQuestJoin.AtLeastOne)
					{
						ImGui.Text("Requires one:");
					}
				}
				else
				{
					ImGui.Text("Requires:");
				}
				foreach (ushort item in questInfo4.PreviousInstanceContent)
				{
					string text2 = _territoryData.GetInstanceName(item) ?? "?";
					var (color3, icon2) = UiUtils.GetInstanceStyle(item);
					_uiUtils.ChecklistItem(text2, color3, icon2);
				}
			}
			if (counter == 0 && questInfo4.GrandCompany != GrandCompany.None)
			{
				ImGui.Separator();
				string text3 = questInfo4.GrandCompany switch
				{
					GrandCompany.Maelstrom => "Maelstrom", 
					GrandCompany.TwinAdder => "Twin Adder", 
					GrandCompany.ImmortalFlames => "Immortal Flames", 
					_ => "None", 
				};
				GrandCompany grandCompany = _questFunctions.GetGrandCompany();
				_uiUtils.ChecklistItem("Grand Company: " + text3, questInfo4.GrandCompany == grandCompany);
			}
			if (showItemRewards && questInfo4.ItemRewards.Count > 0)
			{
				ImGui.Separator();
				ImGui.Text("Item Rewards:");
				foreach (ItemReward itemReward in questInfo4.ItemRewards)
				{
					ImGui.BulletText(itemReward.Name);
				}
			}
		}
		if (counter > 0)
		{
			ImGui.Unindent();
		}
	}

	private string FormatQuestUnlockName(IQuestInfo questInfo, byte sequence = 0)
	{
		string text = questInfo.Name;
		if (_configuration.Advanced.AdditionalStatusInformation && sequence != 0)
		{
			text = text + " " + SeIconChar.ItemLevel.ToIconString();
		}
		if (questInfo.IsMainScenarioQuest)
		{
			return text + $" ({questInfo.QuestId}, MSQ)";
		}
		return text + $" ({questInfo.QuestId})";
	}
}