feat: introduced caching in the server + Added serilog

WotBlitzStatisticsPro.Logic/Model/StatisticsCache.cs

@@ -0,0 +1,84 @@
+using System.Collections.Generic;
+
+namespace WotBlitzStatisticsPro.Logic.Model
+{
+    public class StatisticsCache
+    {
+        private readonly Dictionary<long, CacheItem<AccountDataCache>> _accountsCache = new();
+        private readonly Dictionary<long, CacheItem<TanksDataCache>> _tanksCache = new();
+
+        public AccountDataCache? GetAccountData(long accountId)
+        {
+            if (!_accountsCache.ContainsKey(accountId) || _accountsCache[accountId].IsExpired)
+            {
+                return null;
+            }
+
+            return _accountsCache[accountId].Data;
+        }
+
+        public TanksDataCache? GetTanksData(long accountId)
+        {
+            if (!_tanksCache.ContainsKey(accountId) || _tanksCache[accountId].IsExpired)
+            {
+                return null;
+            }
+
+            return _tanksCache[accountId].Data;
+        }
+
+        public void SetAccountData(long accountId, AccountDataCache data)
+        {
+            if (!_accountsCache.ContainsKey(accountId))
+            {
+                _accountsCache.Add(accountId, new CacheItem<AccountDataCache>());
+                ClearExpiredAccounts();
+            }
+            _accountsCache[accountId].Data = data;
+        }
+
+        public void SetTanksData(long accountId, TanksDataCache data)
+        {
+            if (!_tanksCache.ContainsKey(accountId))
+            {
+                _tanksCache.Add(accountId, new CacheItem<TanksDataCache>());
+                ClearExpiredTanks();
+            }
+            _tanksCache[accountId].Data = data;
+        }
+
+        private void ClearExpiredAccounts()
+        {
+            var expired = new List<long>();
+            foreach (var cacheItem in _accountsCache)
+            {
+                if (cacheItem.Value.IsExpired)
+                {
+                    expired.Add(cacheItem.Key);
+                }
+            }
+
+            foreach (var expiredKey in expired)
+            {
+                _accountsCache.Remove(expiredKey);
+            }
+        }
+
+        private void ClearExpiredTanks()
+        {
+            var expired = new List<long>();
+            foreach (var cacheItem in _tanksCache)
+            {
+                if (cacheItem.Value.IsExpired)
+                {
+                    expired.Add(cacheItem.Key);
+                }
+            }
+
+            foreach (var expiredKey in expired)
+            {
+                _accountsCache.Remove(expiredKey);
+            }
+        }
+    }
+}