using System;
using System.Linq;
using System.Numerics;
using Dalamud.Bindings.ImGui;
using Dalamud.Game.Text;
using Dalamud.Interface.Utility.Raii;
using Dalamud.Plugin;
using Dalamud.Utility;

namespace Questionable.Windows.ConfigComponents;

internal sealed class NotificationConfigComponent : ConfigComponent
{
	private readonly XivChatType[] _xivChatTypes;

	private readonly string[] _chatTypeNames;

	private string _chatChannelSearchText = string.Empty;

	private bool _chatChannelComboJustOpened;

	public NotificationConfigComponent(IDalamudPluginInterface pluginInterface, Configuration configuration)
		: base(pluginInterface, configuration)
	{
		_xivChatTypes = (from x in Enum.GetValues<XivChatType>()
			where x != XivChatType.StandardEmote
			select x).ToArray();
		_chatTypeNames = _xivChatTypes.Select((XivChatType t) => t.GetAttribute<XivChatTypeInfoAttribute>()?.FancyName ?? t.ToString()).ToArray();
	}

	public override void DrawTab()
	{
		using ImRaii.IEndObject endObject = ImRaii.TabItem("Notifications###Notifications");
		if (!endObject)
		{
			return;
		}
		bool v = base.Configuration.Notifications.Enabled;
		if (ImGui.Checkbox("Enable notifications when manual interaction is required", ref v))
		{
			base.Configuration.Notifications.Enabled = v;
			Save();
		}
		using (ImRaii.Disabled(!base.Configuration.Notifications.Enabled))
		{
			using (ImRaii.PushIndent())
			{
				int num = Array.IndexOf(_xivChatTypes, base.Configuration.Notifications.ChatType);
				if (num == -1)
				{
					num = 0;
				}
				string text = ((num >= 0 && num < _chatTypeNames.Length) ? _chatTypeNames[num] : "Unknown");
				if (ImGui.BeginCombo("Chat channel", text, ImGuiComboFlags.HeightLarge))
				{
					if (!_chatChannelComboJustOpened)
					{
						ImGui.SetKeyboardFocusHere();
						_chatChannelComboJustOpened = true;
					}
					ImGui.SetNextItemWidth(-1f);
					ImGui.InputTextWithHint("##ChatChannelSearch", "Search chat channels...", ref _chatChannelSearchText, 256);
					ImGui.Separator();
					using (ImRaii.IEndObject endObject2 = ImRaii.Child("##ChatChannelScrollArea", new Vector2(0f, 300f), border: false))
					{
						if (endObject2)
						{
							string value = _chatChannelSearchText.ToUpperInvariant();
							for (int i = 0; i < _chatTypeNames.Length; i++)
							{
								if (string.IsNullOrEmpty(_chatChannelSearchText) || _chatTypeNames[i].ToUpperInvariant().Contains(value, StringComparison.Ordinal))
								{
									bool flag = i == num;
									if (ImGui.Selectable(_chatTypeNames[i], flag))
									{
										base.Configuration.Notifications.ChatType = _xivChatTypes[i];
										Save();
										_chatChannelSearchText = string.Empty;
										ImGui.CloseCurrentPopup();
									}
									if (flag)
									{
										ImGui.SetItemDefaultFocus();
									}
								}
							}
						}
					}
					ImGui.EndCombo();
				}
				else
				{
					_chatChannelComboJustOpened = false;
				}
			}
		}
	}
}