Added channel saving. Fixed channel loading. Added policy store to channels.

Store/PolicyStore.cs

@@ -0,0 +1,105 @@
+using HermesSocketLibrary.db;
+
+namespace HermesSocketServer.Store
+{
+    public class PolicyStore : GroupSaveStore<string, Policy>
+    {
+        private readonly string _userId;
+        private readonly Database _database;
+        private readonly Serilog.ILogger _logger;
+        private readonly GroupSaveSqlGenerator<Policy> _generator;
+
+
+        public PolicyStore(string userId, Database database, Serilog.ILogger logger) : base(logger)
+        {
+            _userId = userId;
+            _database = database;
+            _logger = logger;
+
+            var ctp = new Dictionary<string, string>
+            {
+                { "id", "Id" },
+                { "userId", "UserId" },
+                { "groupId", "GroupId" },
+                { "path", "Path" },
+                { "count", "Usage" },
+                { "timespan", "Span" },
+            };
+            _generator = new GroupSaveSqlGenerator<Policy>(ctp);
+        }
+
+        public override async Task Load()
+        {
+            var data = new Dictionary<string, object>() { { "user", _userId } };
+            string sql = $"SELECT id, \"groupId\", path, count, timespan FROM \"GroupPermissionPolicy\" WHERE \"userId\" = @user";
+            await _database.Execute(sql, data, (reader) =>
+            {
+                string id = reader.GetString(0).ToString();
+                _store.Add(id, new Policy()
+                {
+                    Id = id,
+                    UserId = _userId,
+                    GroupId = reader.GetString(1),
+                    Path = reader.GetString(2),
+                    Usage = reader.GetInt32(3),
+                    Span = TimeSpan.FromMilliseconds(reader.GetInt32(4)),
+                });
+            });
+            _logger.Information($"Loaded {_store.Count} policies from database.");
+        }
+
+        protected override void OnInitialAdd(string key, Policy value)
+        {
+        }
+
+        protected override void OnInitialModify(string key, Policy value)
+        {
+        }
+
+        protected override void OnInitialRemove(string key)
+        {
+        }
+
+        public override async Task<bool> Save()
+        {
+            int count = 0;
+            string sql = string.Empty;
+
+            if (_added.Any())
+            {
+                lock (_lock)
+                {
+                    count = _added.Count;
+                    sql = _generator.GenerateInsertSql("GroupPermissionPolicy", _added.Select(a => _store[a]), ["id", "userId", "groupId", "path", "count", "timespan"]);
+                    _added.Clear();
+                }
+
+                _logger.Debug($"GroupPermissionPolicy - Adding {count} rows to database: {sql}");
+                await _database.ExecuteScalar(sql);
+            }
+            if (_modified.Any())
+            {
+                lock (_lock)
+                {
+                    count = _modified.Count;
+                    sql = _generator.GenerateUpdateSql("GroupPermissionPolicy", _modified.Select(m => _store[m]), ["id"], ["userId", "groupId", "path", "count", "timespan"]);
+                    _modified.Clear();
+                }
+                _logger.Debug($"GroupPermissionPolicy - Modifying {count} rows in database: {sql}");
+                await _database.ExecuteScalar(sql);
+            }
+            if (_deleted.Any())
+            {
+                lock (_lock)
+                {
+                    count = _deleted.Count;
+                    sql = _generator.GenerateDeleteSql("GroupPermissionPolicy", _deleted, ["id"]);
+                    _deleted.Clear();
+                }
+                _logger.Debug($"GroupPermissionPolicy - Deleting {count} rows from database: {sql}");
+                await _database.ExecuteScalar(sql);
+            }
+            return true;
+        }
+    }
+}