Added basic dialogs, added 'blindman' implementation of TACNET networking code, added font

2025-12-16 05:42:35 +00:00 · 2020-06-07 15:18:31 -05:00
parent 5ea8d13653
commit c694d29050
20 changed files with 870 additions and 5 deletions
--- a/lib/tacnet/server.rb
+++ b/lib/tacnet/server.rb
@@ -0,0 +1,129 @@
+module TAC
+  class TACNET
+    class Server
+      attr_reader :active_client,
+                  :packets_sent, :packets_received, :data_sent, :data_received,
+                  :client_last_packets_sent, :client_last_packets_received, :client_last_data_sent, :client_last_data_received
+      def initialize(port = DEFAULT_PORT)
+        @port = port
+
+        @socket = nil
+        @active_client = nil
+        @connection_attempts = 0
+        @max_connection_attempts = 10
+
+        @packets_sent, @packets_received, @client_last_packets_sent, @client_last_packets_received = 0, 0, 0, 0
+        @data_sent, @data_received, @client_last_data_sent, @client_last_data_received = 0, 0, 0, 0
+
+        @last_sync_time = 0
+        @sync_interval = SYNC_INTERVAL
+
+        @last_heartbeat_sent = 0
+        @heartbeat_interval = HEARTBEAT_INTERVAL
+
+        @client_handler_proc = proc do
+          handle_client
+        end
+
+        @packet_handler = PacketHandler.new
+      end
+
+      def start
+        Thread.new do
+          while !@socket && @connection_attempts < @max_connection_attempts
+            begin
+              @socket = TCPServer.new(@port)
+            rescue => error
+              p error
+
+              @connection_attempts += 1
+              retry
+            end
+          end
+
+          while !@socket.closed?
+            begin
+              run_server
+            rescue => error
+              p error
+              @socket.close
+            end
+          end
+        end
+      end
+
+      def run_server
+        while !@socket.closed?
+          client = Client.new
+          client.sync_interval = @sync_interval
+          client.socket = @socket.accept
+
+          unless @active_client && @active_client.closed?
+            warn "Too many clients, already have one connected!"
+            client.close("Too many clients!")
+          else
+            @active_client = client
+            # TODO: Backup local config
+            # SEND CONFIG
+            config = File.read(TAC::CONFIG_PATH)
+
+            @active_client.puts(PacketHandler.packet_handshake(@active_client.uuid))
+            @active_client.puts(PacketHandler.packet_dump_config(config))
+
+            Thread.new do
+              while @active_client && @active_client.connected?
+                if Gosu.milliseconds > @last_sync_time + @sync_interval
+                  @last_sync_time = Gosu.milliseconds
+
+                  @active_client.sync(@client_handler_proc)
+                  update_stats
+                end
+              end
+
+              update_stats
+              @active_client = nil
+
+              @client_last_packets_sent = 0
+              @client_last_packets_received = 0
+              @client_last_data_sent = 0
+              @client_last_data_received = 0
+            end
+          end
+        end
+      end
+
+      def handle_client
+        if @active_client && @active_client.connected?
+          message = @active_client.gets
+
+          unless message.empty?
+            @packet_handler.handle(message)
+          end
+
+          if Gosu.milliseconds > @last_heartbeat_sent + @heartbeat_interval
+            @last_heartbeat_sent = Gosu.milliseconds
+
+            @active_client.puts(PacketHandler.packet_heartbeart)
+          end
+        end
+      end
+
+      private def update_stats
+        if @active_client
+          # NOTE: Sent and Received are reversed for Server stats
+
+          @packets_sent += @active_client.packets_received - @client_last_packets_received
+          @packets_received += @active_client.packets_sent - @client_last_packets_sent
+
+          @data_sent += @active_client.data_received - @client_last_data_received
+          @data_received += @active_client.data_sent - @client_last_data_sent
+
+          @client_last_packets_sent = @active_client.packets_sent
+          @client_last_packets_received = @active_client.packets_received
+          @client_last_data_sent = @active_client.data_sent
+          @client_last_data_received = @active_client.data_received
+        end
+      end
+    end
+  end
+end