using System.Globalization;
using System.Reflection;
using System.Text;
using Game.UI.WorldMapScreen;
using HarmonyLib;
using Svelto.DataStructures;

namespace CLre.Fixes
{
    public class MapPinPointsFloatFix
    {
        
    }

    [Bugfix(name = "OfflineMapPointsFloatFix",
        description = "Make map pin points save properly for everyone, even when floats contain a comma",
        more = "https://trello.com/c/fEcNBLbZ/29-map-markers-reset-on-re-log",
        component = BugfixType.HarmonyPatch, id = 12)]
    [HarmonyPatch]
    class WorldMapPinPointsMessage_InjectValues_Patch
    {
        private static StringBuilder sb = new StringBuilder();
        
        [HarmonyPrefix]
        public static bool BeforeMethodCall(WorldMapPinPointsMessage __instance,
            FasterList<PinsPosition> pinPositions)
        {
#if DEBUG
            API.Utility.Logging.Log("Intercepting Game.UI.WorldMapScreen.WorldMapPinPointsMessage:InjectValues");
#endif
            sb.Length = 0;
            for (int i = 0; i < pinPositions.Count; i++)
            {
                if (pinPositions[i].IsOnMap)
                {
                    // force culture invariant float format (with a . as decimal point)
                    sb.AppendFormat("{0};{1};",
                        pinPositions[i].PinPosition.x.ToString("0.0", CultureInfo.InvariantCulture),
                        pinPositions[i].PinPosition.y.ToString("0.0", CultureInfo.InvariantCulture));
                }
                else
                {
                    sb.AppendFormat("{0};{1};", "x", "x");
                }
            }
            __instance.pinPoints = sb.ToString();
#if DEBUG
            API.Utility.Logging.Log($"Corrected pin point string to culture invariant: {sb.ToString()}");
#endif
            return false;
        }

        [HarmonyTargetMethod]
        public static MethodBase Target()
        {
            return AccessTools.Method(typeof(WorldMapPinPointsMessage), "InjectValues");
        }
    }
}