using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using Dalamud.Plugin.Services;
using Lumina.Excel;
using Lumina.Excel.Sheets;
using Microsoft.Extensions.Logging;
using SmartNav.Model.Navigation;

namespace SmartNav.Data;

public sealed class TaxiStandDataService
{
	public sealed record TaxiStandInfo(uint StandRowId, string PlaceName, ushort TerritoryId, Vector3 Position, uint NpcDataId, TaxiRoute[] Routes);

	public sealed record TaxiRoute(uint DestStandRowId, int Fare, int TimeRequiredSeconds);

	public IReadOnlyDictionary<uint, TaxiStandInfo> Stands { get; }

	public IReadOnlyDictionary<uint, TaxiStandInfo> StandsByNpcDataId { get; }

	public int TotalStands { get; }

	public int TotalRoutes { get; }

	public TaxiStandDataService(IDataManager dataManager, SmartNavDataOptions dataOptions, ILogger<TaxiStandDataService> logger)
	{
		IReadOnlyList<TaxiStandEntry> stands = AssemblyTaxiStandLoader.GetStands(dataOptions.DevSourceDirectory?.FullName);
		Dictionary<uint, TaxiStandEntry> dictionary = new Dictionary<uint, TaxiStandEntry>();
		foreach (TaxiStandEntry item in stands)
		{
			dictionary[item.ChocoboTaxiStandId] = item;
		}
		Dictionary<uint, TaxiStandInfo> dictionary2 = new Dictionary<uint, TaxiStandInfo>();
		int num = 0;
		ExcelSheet<ChocoboTaxiStand> excelSheet = dataManager.GetExcelSheet<ChocoboTaxiStand>();
		foreach (var (num3, taxiStandEntry2) in dictionary)
		{
			if (!excelSheet.HasRow(num3))
			{
				continue;
			}
			ChocoboTaxiStand row = excelSheet.GetRow(num3);
			string text = row.PlaceName.ToString();
			if (string.IsNullOrEmpty(text))
			{
				text = $"TaxiStand 0x{num3:X}";
			}
			List<TaxiRoute> list = new List<TaxiRoute>();
			for (int i = 0; i < 8; i++)
			{
				ChocoboTaxi? valueNullable = row.TargetLocations[i].ValueNullable;
				if (valueNullable.HasValue && valueNullable.Value.TimeRequired != 0)
				{
					uint rowId = valueNullable.Value.Location.RowId;
					if (rowId != 0)
					{
						list.Add(new TaxiRoute(rowId, valueNullable.Value.Fare, valueNullable.Value.TimeRequired * 60));
					}
				}
			}
			num += list.Count;
			dictionary2[num3] = new TaxiStandInfo(num3, text, taxiStandEntry2.TerritoryId, taxiStandEntry2.Location, taxiStandEntry2.Id, list.ToArray());
		}
		Stands = dictionary2;
		StandsByNpcDataId = dictionary2.Values.ToDictionary((TaxiStandInfo s) => s.NpcDataId, (TaxiStandInfo s) => s);
		TotalStands = dictionary2.Count;
		TotalRoutes = num;
		logger.LogDebug("TaxiStandDataService: {Stands} stands, {Routes} routes loaded", TotalStands, TotalRoutes);
	}
}