Inital work on gamesaves/replays

lib/game_save.rb

@@ -0,0 +1,50 @@
+class IMICRTS
+  class GameSave
+    def initialize(mode:, gamesave_file:, map_file: nil, players: nil, gamesave: false, player_id: nil)
+      @mode = mode
+      @gamesave_file = File.open(gamesave_file, "#{@mode == :write ? 'w' : 'r'}")
+      @map_file = map_file
+      @players = players
+      @gamesave = gamesave
+      @player_id = player_id
+
+      @version = IMICRTS::VERSION
+    end
+
+    def parse
+      #
+    end
+
+    def feed_tick(tick_id)
+
+    end
+
+    def write_header
+      player_data = @players.map do |player|
+        {
+          id: player.id,
+          name: player.name,
+          team: player.team,
+          spawnpoint: player.spawnpoint,
+          color: player.color&.gl,
+          bot: player.bot
+        }
+      end
+
+s = %{#{@version}
+#{@map_file}?#{Digest::SHA256.digest(File.read("#{IMICRTS::GAME_ROOT_PATH}/assets/#{@map_file}"))}
+#{@gamesave ? "GAMESAVE?#{@player_id}" : "REPLAY"}
+#{JSON.dump(player_data)}}
+
+      @gamesave_file.puts(s)
+    end
+
+    def write_order(raw_order)
+      @gamesave_file.puts(raw_order)
+    end
+
+    def finalize
+      @gamesave_file&.close
+    end
+  end
+end