OnArcadeScoreAdded

using System;
using System.Collections.Generic;
using Newtonsoft.Json;
using Oxide.Core;
using UnityEngine;

namespace Oxide.Plugins
{
    [Info("Arcade High Score Announcer", "RustPluginGenerator", "1.0.0")]
    [Description("Tracks per-player arcade machine high scores and announces new records in chat")]
    public class ArcadeHighScoreAnnouncer : RustPlugin
    {
        private const string PermAnnounce = "arcadehighscoreannouncer.announce";

        private PluginConfig config;
        private StoredData data;

        private class PluginConfig
        {
            [JsonProperty("Minimum score to announce")]
            public int MinimumScore { get; set; } = 100;

            [JsonProperty("Broadcast records to the whole server")]
            public bool BroadcastRecords { get; set; } = true;
        }

        private class StoredData
        {
            [JsonProperty("Best scores by player id")]
            public Dictionary<string, int> BestScores { get; set; } = new Dictionary<string, int>();
        }

        protected override void LoadDefaultConfig() => config = new PluginConfig();

        protected override void LoadConfig()
        {
            base.LoadConfig();
            try
            {
                config = Config.ReadObject<PluginConfig>();
                if (config == null) throw new Exception();
            }
            catch
            {
                PrintWarning("Configuration file is invalid, using defaults");
                LoadDefaultConfig();
            }
            SaveConfig();
        }

        protected override void SaveConfig() => Config.WriteObject(config);

        protected override void LoadDefaultMessages()
        {
            lang.RegisterMessages(new Dictionary<string, string>
            {
                ["NewRecord"] = "New personal arcade record: {0} points!",
                ["ServerRecord"] = "{0} just set an arcade record with {1} points!"
            }, this);
        }

        private string Msg(string key, string userId = null, params object[] args) => string.Format(lang.GetMessage(key, this, userId), args);

        private void Init()
        {
            permission.RegisterPermission(PermAnnounce, this);
        }

        private void OnServerInitialized()
        {
            data = Interface.Oxide.DataFileSystem.ReadObject<StoredData>(Name) ?? new StoredData();
        }

        private void Unload()
        {
            if (data != null)
            {
                Interface.Oxide.DataFileSystem.WriteObject(Name, data);
            }
        }

        private void OnArcadeScoreAdded(BaseArcadeMachine arcadeMachine, BasePlayer player, int score)
        {
            if (arcadeMachine == null || player == null) return;
            if (score < config.MinimumScore) return;
            if (data == null) return;

            string userId = player.UserIDString;
            int previous;
            data.BestScores.TryGetValue(userId, out previous);
            if (score <= previous) return;

            data.BestScores[userId] = score;

            if (player.IsConnected)
            {
                player.ChatMessage(Msg("NewRecord", userId, score));
            }

            if (config.BroadcastRecords && permission.UserHasPermission(userId, PermAnnounce))
            {
                Server.Broadcast(Msg("ServerRecord", null, player.displayName, score));
            }
        }
    }
}