using System;
using System.Collections.Generic;
using System.Linq;
using Dalamud.Plugin.Services;
using Lumina.Excel.Sheets;
using Questionable.Model.Questing;

namespace Questionable.Data;

internal static class GameQuestSequences
{
	public static List<int> GetCompletionSequences(IDataManager dataManager, QuestId questId)
	{
		Quest? rowOrDefault = dataManager.GetExcelSheet<Quest>().GetRowOrDefault((uint)(0x10000 | questId.Value));
		if (rowOrDefault.HasValue)
		{
			Quest valueOrDefault = rowOrDefault.GetValueOrDefault();
			if (valueOrDefault.TodoParams.Count == 0 || valueOrDefault.TodoParams[0].ToDoCompleteSeq == 0)
			{
				return new List<int>();
			}
			return (from seq in (from seq in ((IEnumerable<Quest.TodoParamsStruct>)valueOrDefault.TodoParams).Select((Func<Quest.TodoParamsStruct, int>)((Quest.TodoParamsStruct x) => x.ToDoCompleteSeq))
					where seq != 0
					select seq).Distinct()
				orderby seq
				select seq).ToList();
		}
		return new List<int>();
	}
}