using System.Collections.Generic;
using System.Numerics;
using Dalamud.Bindings.ImGui;
using Dalamud.Interface.Utility.Raii;
using Questionable.Controller;

namespace Questionable.Windows.QuestComponents;

internal sealed class RemainingTasksComponent
{
	private readonly QuestController _questController;

	private readonly GatheringController _gatheringController;

	private readonly FateController _fateController;

	private readonly SeasonalDutyController _seasonalDutyController;

	public RemainingTasksComponent(QuestController questController, GatheringController gatheringController, FateController fateController, SeasonalDutyController seasonalDutyController)
	{
		_questController = questController;
		_gatheringController = gatheringController;
		_fateController = fateController;
		_seasonalDutyController = seasonalDutyController;
	}

	public bool Draw()
	{
		var (list, text) = GetRemainingTasks();
		if (list.Count == 0)
		{
			return false;
		}
		(Vector2 ContentStartPos, float AvailableWidth, ImDrawListPtr DrawList) tuple2 = UiThemeUtils.BeginCard();
		Vector2 item = tuple2.ContentStartPos;
		float item2 = tuple2.AvailableWidth;
		ImDrawListPtr item3 = tuple2.DrawList;
		float cursorPosX = ImGui.GetCursorPosX();
		float num = ImGui.GetContentRegionAvail().X - 12f;
		float wrapLocalPosX = cursorPosX + num;
		string text2 = $"{list.Count} {((list.Count == 1) ? "task" : "tasks")}";
		Vector2 vector = ImGui.CalcTextSize(text2);
		ImGui.SetNextItemOpen(isOpen: false, ImGuiCond.Once);
		bool flag = ImGui.TreeNodeEx("Up Next", ImGuiTreeNodeFlags.NoTreePushOnOpen | ImGuiTreeNodeFlags.SpanAvailWidth);
		ImGui.SameLine();
		ImGui.SetCursorPosX(cursorPosX + num - vector.X);
		using (ImRaii.PushColor(ImGuiCol.Text, UiThemeUtils.DimTextColor))
		{
			ImGui.TextUnformatted(text2);
		}
		if (flag)
		{
			ImGui.PushTextWrapPos(wrapLocalPosX);
			using (ImRaii.Disabled())
			{
				foreach (string item4 in list)
				{
					ImGui.TextUnformatted((text != null) ? (text + item4) : item4);
				}
				ImGui.PopTextWrapPos();
			}
		}
		UiThemeUtils.EndCard(item, item2, item3);
		return true;
	}

	private (IList<string> Tasks, string? Prefix) GetRemainingTasks()
	{
		IList<string> remainingTaskNames = _seasonalDutyController.GetRemainingTaskNames();
		if (remainingTaskNames.Count > 0)
		{
			return (Tasks: remainingTaskNames, Prefix: "D: ");
		}
		IList<string> remainingTaskNames2 = _fateController.GetRemainingTaskNames();
		if (remainingTaskNames2.Count > 0)
		{
			return (Tasks: remainingTaskNames2, Prefix: "F: ");
		}
		IList<string> remainingTaskNames3 = _gatheringController.GetRemainingTaskNames();
		if (remainingTaskNames3.Count > 0)
		{
			return (Tasks: remainingTaskNames3, Prefix: "G: ");
		}
		return (Tasks: _questController.GetRemainingTaskNames(), Prefix: null);
	}
}