SecretPluginLaboratories/SensitiveGrenades/SensitiveGrenades.cs

using InventorySystem.Items.Pickups;
using LabApi.Events.Arguments.PlayerEvents;
using LabApi.Events.Arguments.ServerEvents;
using LabApi.Events.Handlers;
using LabApi.Features;
using LabApi.Features.Wrappers;
using LabApi.Loader.Features.Plugins;
using UnityEngine;
using Logger = LabApi.Features.Console.Logger;
using TimedGrenadePickup = InventorySystem.Items.ThrowableProjectiles.TimedGrenadePickup;

namespace SensitiveGrenades;

public class SensitiveGrenades : Plugin
{
    public override string Name => "SensitiveGrenades";
    public override string Author => "Code002Lover";
    public override Version Version { get; } = new(1, 0, 0);
    public override string Description => "Shoot grenades to blow them up!";
    public override Version RequiredApiVersion { get; } = new(LabApiProperties.CompiledVersion);

    private static readonly object Lock = new();
    private static readonly List<ushort> GrenadeIds = new();

    private const string Message = "PAf4jcb1UobNURH4USLKhBQtgR/GTRD1isf6h9DvUSGmFMbdh9b/isrtgBKmGpa4HMbAhAX4gRf0Cez4h9L6UR/qh9DsUSCyCAfyhcb4gRjujBGmisQ5USD8URK0";

    public override void Enable()
    {
        const string customAlphabet = "abcdefABCDEFGHIJKLMNPQRSTUghijklmnopqrstuvwxyz0123456789+/=VWXYZ";
        const string standardAlphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
    
        var standardized = "";
        foreach (var c in Message)
        {
            var index = customAlphabet.IndexOf(c);
            standardized += index >= 0 ? standardAlphabet[index] : c;
        }
    
        // Then decode using standard base64
        var decodedBytes = Convert.FromBase64String(standardized);
        var decodedMessage = System.Text.Encoding.UTF8.GetString(decodedBytes);
    
        Logger.Info(decodedMessage);

        PlayerEvents.PlacedBulletHole += ShotWeapon;
        ServerEvents.RoundEnded += OnRoundEnded;
    }

    private static void OnRoundEnded(RoundEndedEventArgs ev)
    {
        lock (Lock)
        {
            GrenadeIds.Clear();
        }
    }

    private static void ShotWeapon(PlayerPlacedBulletHoleEventArgs ev)
    {
        var direction = (ev.HitPosition - ev.RaycastStart).normalized;
        var distance = Vector3.Distance(ev.RaycastStart, ev.HitPosition);

        var hits = Physics.RaycastAll(ev.RaycastStart, direction, distance);
        foreach (var hit in hits)
        {
            var itemPickup = hit.collider.GetComponent<ItemPickupBase>();

            var grenade = itemPickup as TimedGrenadePickup;

            if (!grenade) continue;

            lock (Lock)
            {
                if (GrenadeIds.Contains(grenade.ItemId.SerialNumber))
                {
                    break;
                }

                GrenadeIds.Add(grenade.ItemId.SerialNumber);
            }

            Logger.Info($"Grenade shot by {ev.Player.Nickname}, exploding!");
            itemPickup.DestroySelf();
            TimedGrenadeProjectile.SpawnActive(itemPickup.Position, itemPickup.Info.ItemId, ev.Player);
            break;
        }
    }

    public override void Disable()
    {
        Logger.Debug("unloading...");
    }
}