Add UpdateQuery to DB controller

ChaosBot/Database/Controller.cs

@@ -102,6 +102,56 @@ namespace ChaosBot.Database
                 _logger.Fatal($"Controllers.DBWork.RawQuery: Exception [{ex}] thrown, <[{ex.Message}]>.");
             }
         }
+        
+        public static void UpdateQuery(string table, Dictionary<string, object> values, Dictionary<string, object> parameters)
+        {
+            try
+            {
+                using (_conn)
+                {
+                    _conn.Open();
+
+                    SqliteCommand cmd = _conn.CreateCommand();
+                    StringBuilder commandText = new StringBuilder();
+                    commandText.Append("UPDATE OR FAIL ");
+                    commandText.Append(table);
+                    commandText.Append(" SET ");
+
+                    List<string> updateList = new List<string>();
+                    foreach (string key in values.Keys)
+                    {
+                        updateList.Add($"{key}=@val_{key} ");
+                        cmd.Parameters.AddWithValue($@"val_{key}", values.GetValueOrDefault(key));
+                    }
+
+                    commandText.Append(string.Join(", ", updateList));
+
+                    List<string> filterList = new List<string>();
+                    foreach (string key in parameters.Keys)
+                    {
+                        filterList.Add($"{key}=@fil_{key} ");
+                        cmd.Parameters.AddWithValue($"@fil_{key}", parameters.GetValueOrDefault(key));
+                    }
+
+                    if (filterList.Count > 0)
+                    {
+                        commandText.Append("WHERE ");
+                        commandText.Append(string.Join(", ", filterList));
+                    }
+
+                    cmd.CommandText = commandText.ToString();
+
+                    cmd.Prepare();
+                    cmd.ExecuteNonQuery();
+
+                    _conn.Close();
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.Fatal($"Controllers.DBWork.RawQuery: Exception [{ex}] thrown, <[{ex.Message}]>.");
+            }
+        }
 
         public static int TransactionQuery(List<SqliteCommand> cmds)
         {