Actually start using the game server pings

lib/pages/server_browser.rb

@@ -6,6 +6,8 @@ module W3DHubLauncher
       def setup
         @games_filter = []
 
+        CyberarmEngine::EventBus.subscribe("game_server_pings", self, :handle_game_server_pings)
+
         # game bar container
         flow(width: 1.0, height: 60) do
           widget(width: 220, height: 1.0, style_class: [:all_button]) do |w|
@@ -49,9 +51,17 @@ module W3DHubLauncher
         populate_server_list
       end
 
+      def blur
+        CyberarmEngine::EventBus.unsubscribe("game_server_pings", self)
+      end
+
+      def handle_game_server_pings(payload)
+        # TODO: Update displayed server ping
+      end
+
       def populate_server_list
         @servers_container.clear do
-          (MemCache[:servers] || []).select { |s| @games_filter.empty? ? true : @games_filter.include?(s.game) }.sort_by { |s| s.player_count }.reverse.each do |server|
+          (MemCache[:servers] || []).select { |s| @games_filter.empty? ? true : @games_filter.include?(s.game) }.sort_by { |s| [s.player_count, -s.ping] }.reverse.each do |server|
             app = MemCache[:applications].find { |a| a.id == server.game }
 
             widget(width: 1.0, height: 48, padding_top: HALF_PADDING, padding_bottom: HALF_PADDING, margin_bottom: HALF_PADDING, background_nine_slice: NINE_SLICE_ROUNDED, background_nine_slice_from_edge: NINE_SLICE_EDGE, background_nine_slice_color: server.channel == "release" ? ALPHA_GRAY : 0xaa_c64600, hover: { background_nine_slice_color: 0xff_5e5c64 } , active: { background_nine_slice_color: 0xaa_5e5c64 }) do
@@ -87,10 +97,10 @@ module W3DHubLauncher
               # server ping
               flow(width: 96, height: 1.0, margin_left: HALF_PADDING, margin_right: HALF_PADDING) do
                 stack(fill: true, height: 1.0, v_align: :center) do
-                  caption rand > 0.85 ? "?" : format("%d ms", rand(16..360)), width: 1.0, text_align: :center
+                  caption server.ping == Worker::Api::GameServer::BAD_OR_UNKNOWN_PING ? "?" : server.ping, width: 1.0, text_align: :center, tip: server.ping == Worker::Api::GameServer::BAD_OR_UNKNOWN_PING ? "Server has not replied yet or did not reply to ICMP Echo Request.\nPing unknown." : ""
                   inscription "ping", text_wrap: :none, width: 1.0, text_align: :center, margin_top: -HALF_PADDING
                 end
-                stack(width: 8, height: rand(0.25..1.0), v_align: :center, min_height: 8, background_nine_slice: NINE_SLICE_ROUNDED_SMALL, background_nine_slice_from_edge: NINE_SLICE_EDGE_SMALL, background_nine_slice_color: [0xff_26a269, 0xff_e5a50a, 0xff_a51d2d, 0xff_3d3846].sample)
+                stack(width: 8, height: server.ping_score_ratio, v_align: :center, min_height: 8, background_nine_slice: NINE_SLICE_ROUNDED_SMALL, background_nine_slice_from_edge: NINE_SLICE_EDGE_SMALL, background_nine_slice_color: server.ping_score_color)
               end
             end
           end

lib/window.rb

@@ -6,6 +6,10 @@ module W3DHubLauncher
 
       @main_thread_queue = []
 
+      CyberarmEngine::EventBus.subscribe("game_server_pings", self) do |payload|
+        MemCache[:game_server_pings] = payload
+      end
+
       push_state(States::Boot)
       # push_state(States::Interface)
     end

lib/worker.rb

@@ -30,6 +30,8 @@ module W3DHubLauncher
       @threads = []
       @requests = []
 
+      @client = nil
+
       @settings = 0# Settings.new
       @game_servers = []
       @host_pings = {}
@@ -46,6 +48,8 @@ module W3DHubLauncher
       Async do |task|
         UNIXServer.open(IPC_PATH) do |server|
           while(socket = server.accept)
+            @client = socket
+
             task.async do
               while(data = socket.gets)
                 json = JSON.parse(data)
@@ -115,6 +119,8 @@ module W3DHubLauncher
             # puts "Timed out waiting for: #{echo_requests.values.select { |v| v[:replied] == false }.map { |v| v[:address] }.join(', ')}"
           end
 
+          broadcast(:game_server_pings, data: @host_pings)
+
           sleep 5
         end
       end
@@ -123,6 +129,14 @@ module W3DHubLauncher
       socket&.close
     end
 
+    def broadcast(type, data:)
+      payload = { type: :eventbus, request_id: -1, data: { type: type, data: data } }.to_json
+
+      @client&.write(payload)
+      @client&.write(RESPONSE_SEPARATOR)
+      @client&.flush
+    end
+
     # Send request to server
     def request(query)
       # pp [:client_request, query]
@@ -150,14 +164,18 @@ module W3DHubLauncher
         request = W3DHubLauncher::Worker::Request.requests.find { |r| r.request_id == json["request_id"] }
 
         # pp [json, request]
-        return unless request
-
-        CyberarmEngine::Window.instance&.add_to_queue(proc {
-          request.handle_event(
-            json["status"],
-            CyberarmEngine::Result.new(data: json["data"], error: json["error"])
-          )
-        })
+        if request.nil? && json["request_id"] && json["type"] == "eventbus"
+          CyberarmEngine::Window.instance&.add_to_queue(proc {
+            CyberarmEngine::EventBus.publish(json["data"]["type"], json["data"]["data"])
+          })
+        else
+          CyberarmEngine::Window.instance&.add_to_queue(proc {
+            request.handle_event(
+              json["status"],
+              CyberarmEngine::Result.new(data: json["data"], error: json["error"])
+            )
+          })
+        end
 
       rescue JSON::ParserError => e
         puts "This should never happen!?!?!"

lib/worker/api/game_server.rb

@@ -3,6 +3,8 @@ module W3DHubLauncher
     class Api
       # Designed to work with cyberarm's Game Server Hub service data, may work with W3D Hub's service with degraded metadata.
       class GameServer
+        BAD_OR_UNKNOWN_PING = 1_000_000
+
         attr_reader :id, :game, :channel, :address, :port, :region,
                     :name, :password, :current_map, :player_count, :max_players,
                     :match_start_time, :estimated_end_time, :match_remaining_time,
@@ -55,6 +57,35 @@ module W3DHubLauncher
         def password?
           @password
         end
+
+        def ping
+          MemCache.dig(:game_server_pings, @address) || BAD_OR_UNKNOWN_PING
+        end
+
+        def ping_score_ratio
+          # under 50 is best, over 200 is worst
+          case ping
+          when 0..49
+            return 1.0
+          when 50..200
+            1.0 - (ping / 200.0) + 0.1
+          else
+            return 0.1
+          end
+        end
+
+        def ping_score_color
+          case ping
+          when 0..49 # gentle green
+            0xff_26a269
+          when 50..149 # rich orange
+            0xff_e5a50a
+          when 150..200 # dark red
+            0xff_a51d2d
+          else # dark gray
+            0xff_3d3846
+          end
+        end
       end
 
       class Team