import os import sys import threading import traceback from queue import Queue from kivy.app import App from kivy.clock import Clock from kivy.core.clipboard import Clipboard from kivy.core.window import Window from kivy.storage.jsonstore import JsonStore from kivy.uix.boxlayout import BoxLayout from kivy.uix.popup import Popup from kivy.uix.widget import Widget from core.ai import ai_move from core.common import OUTPUT_INFO, OUTPUT_ERROR, OUTPUT_EXTRA_DEBUG from core.engine import KataGoEngine from core.game import Game, IllegalMoveException, KaTrainSGF from core.sgf_parser import Move, ParseError from gui.popups import NewGamePopup, ConfigPopup, LoadSGFPopup class KaTrainGui(BoxLayout): """Top level class responsible for tying everything together""" def __init__(self, **kwargs): super(KaTrainGui, self).__init__(**kwargs) self.debug_level = 0 self.engine = None self.game = None self.new_game_popup = None self.fileselect_popup = None self.config_popup = None self.logger = lambda message, level=OUTPUT_INFO: self.log(message, level) self._load_config() self.debug_level = self.config("debug/level", OUTPUT_INFO) self.controls.ai_mode_groups["W"].values = self.controls.ai_mode_groups["B"].values = list(self.config("ai").keys()) self.message_queue = Queue() self._keyboard = Window.request_keyboard(None, self, "") self._keyboard.bind(on_key_down=self._on_keyboard_down) def log(self, message, level=OUTPUT_INFO): if level == OUTPUT_ERROR: self.controls.set_status(f"ERROR: {message}") print(f"ERROR: {message}") elif self.debug_level >= level: print(message) def _load_config(self): base_path = getattr(sys, "_MEIPASS", os.getcwd()) # for pyinstaller config_file = sys.argv[1] if len(sys.argv) > 1 else os.path.join(base_path, "config.json") try: self.log(f"Using config file {config_file}", OUTPUT_INFO) self._config_store = JsonStore(config_file, indent=4) self._config = dict(self._config_store) except Exception as e: self.log(f"Failed to load config {config_file}: {e}", OUTPUT_ERROR) sys.exit(1) def save_config(self): for k, v in self._config.items(): self._config_store.put(k, **v) def config(self, setting, default=None): try: if "/" in setting: cat, key = setting.split("/") return self._config[cat].get(key, default) else: return self._config[setting] except KeyError: self.log(f"Missing configuration option {setting}", OUTPUT_ERROR) def start(self): if self.engine: return self.board_gui.trainer_config = self.config("trainer") self.board_gui.ui_config = self.config("board_ui") self.engine = KataGoEngine(self, self.config("engine")) threading.Thread(target=self._message_loop_thread, daemon=True).start() self._do_new_game() def update_state(self, redraw_board=False): # is called after every message and on receiving analyses and config changes # AI and Trainer/auto-undo handlers cn = self.game.current_node auto_undo = cn.player and "undo" in self.controls.player_mode(cn.player) if auto_undo and cn.analysis_ready and cn.parent and cn.parent.analysis_ready: self.game.analyze_undo(cn, self.config("trainer")) # not via message loop if cn.analysis_ready and "ai" in self.controls.player_mode(cn.next_player).lower() and not cn.children and not self.game.ended and not (auto_undo and cn.auto_undo is None): self._do_ai_move(cn) # cn mismatch stops this if undo fired. avoid message loop here or fires repeatedly. # Handle prisoners and next player display prisoners = self.game.prisoner_count top, bot = self.board_controls.black_prisoners.__self__, self.board_controls.white_prisoners.__self__ # no weakref if self.game.next_player == "W": top, bot = bot, top self.board_controls.mid_circles_container.clear_widgets() self.board_controls.mid_circles_container.add_widget(bot) self.board_controls.mid_circles_container.add_widget(top) self.board_controls.black_prisoners.text = str(prisoners["W"]) self.board_controls.white_prisoners.text = str(prisoners["B"]) # update engine status dot if not self.engine or not self.engine.katago_process or self.engine.katago_process.poll() is not None: self.board_controls.engine_status_col = self.config("board_ui/engine_down_col") elif len(self.engine.queries) >= 4: self.board_controls.engine_status_col = self.config("board_ui/engine_busy_col") elif len(self.engine.queries) >= 2: self.board_controls.engine_status_col = self.config("board_ui/engine_little_busy_col") elif len(self.engine.queries) == 0: self.board_controls.engine_status_col = self.config("board_ui/engine_ready_col") else: self.board_controls.engine_status_col = self.config("board_ui/engine_almost_done_col") # redraw if redraw_board: Clock.schedule_once(self.board_gui.draw_board, -1) # main thread needs to do this Clock.schedule_once(self.board_gui.draw_board_contents, -1) self.controls.update_evaluation() def _message_loop_thread(self): while True: game, msg, *args = self.message_queue.get() try: self.log(f"Message Loop Received {msg}: {args} for Game {game}", OUTPUT_EXTRA_DEBUG) if game != self.game.game_id: self.log(f"Message skipped as it is outdated (current game is {self.game.game_id}", OUTPUT_EXTRA_DEBUG) continue getattr(self, f"_do_{msg.replace('-','_')}")(*args) self.update_state() except Exception as e: self.log(f"Exception in processing message {msg} {args}: {e}", OUTPUT_ERROR) traceback.print_exc() def __call__(self, message, *args): if self.game: self.message_queue.put([self.game.game_id, message, *args]) def _do_new_game(self, move_tree=None, analyze_fast=False): self.engine.on_new_game() # clear queries self.game = Game(self, self.engine, self.config("game"), move_tree=move_tree, analyze_fast=analyze_fast) self.controls.select_mode("analyze" if move_tree and len(move_tree.nodes_in_tree) > 1 else "play") self.controls.graph.initialize_from_game(self.game.root) self.update_state(redraw_board=True) def _do_ai_move(self, node=None): if node is None or self.game.current_node == node: mode = self.controls.ai_mode(self.game.current_node.next_player) settings = self.config(f"ai/{mode}") if settings: ai_move(self.game, mode, settings) def _do_undo(self, n_times=1): self.game.undo(n_times) def _do_redo(self, n_times=1): self.game.redo(n_times) def _do_switch_branch(self, direction): self.game.switch_branch(direction) def _do_play(self, coords): try: self.game.play(Move(coords, player=self.game.next_player)) except IllegalMoveException as e: self.controls.set_status(f"Illegal Move: {str(e)}") def _do_analyze_extra(self, mode): self.game.analyze_extra(mode) def _do_analyze_sgf_popup(self): if not self.fileselect_popup: self.fileselect_popup = Popup(title="Double Click SGF file to analyze", size_hint=(0.8, 0.8)).__self__ popup_contents = LoadSGFPopup() self.fileselect_popup.add_widget(popup_contents) popup_contents.filesel.path = os.path.expanduser(self.config("sgf/sgf_load")) def readfile(files, _mouse): self.fileselect_popup.dismiss() try: move_tree = KaTrainSGF.parse_file(files[0]) except ParseError as e: self.log(f"Failed to load SGF. Parse Error: {e}", OUTPUT_ERROR) return self._do_new_game(move_tree=move_tree, analyze_fast=popup_contents.fast.active) popup_contents.filesel.on_submit = readfile self.fileselect_popup.open() def _do_new_game_popup(self): if not self.new_game_popup: self.new_game_popup = Popup(title="New Game", size_hint=(0.5, 0.6)).__self__ popup_contents = NewGamePopup(self, self.new_game_popup, {k: v[0] for k, v in self.game.root.properties.items() if len(v) == 1}) self.new_game_popup.add_widget(popup_contents) self.new_game_popup.open() def _do_config_popup(self): if not self.config_popup: self.config_popup = Popup(title="Edit Settings", size_hint=(0.9, 0.9)).__self__ popup_contents = ConfigPopup(self, self.config_popup, dict(self._config), ignore_cats=("trainer", "ai")) self.config_popup.add_widget(popup_contents) self.config_popup.open() def _do_output_sgf(self): for pl in Move.PLAYERS: if not self.game.root.get_property(f"P{pl}"): _, model_file = os.path.split(self.engine.config["model"]) self.game.root.set_property( f"P{pl}", f"AI {self.controls.ai_mode(pl)} (KataGo { os.path.splitext(model_file)[0]})" if "ai" in self.controls.player_mode(pl) else "Player" ) msg = self.game.write_sgf( self.config("sgf/sgf_save"), trainer_config=self.config("trainer"), save_feedback=self.config("sgf/save_feedback"), eval_thresholds=self.config("trainer/eval_thresholds"), ) self.log(msg, OUTPUT_INFO) self.controls.set_status(msg) def load_sgf_from_clipboard(self): clipboard = Clipboard.paste() if not clipboard: self.controls.set_status(f"Ctrl-V pressed but clipboard is empty.") return try: move_tree = KaTrainSGF.parse(clipboard) except Exception as e: self.controls.set_status(f"Failed to imported game from clipboard: {e}\nClipboard contents: {clipboard[:50]}...") return move_tree.nodes_in_tree[-1].analyze(self.engine, analyze_fast=False) # speed up result for looking at end of game self._do_new_game(move_tree=move_tree, analyze_fast=True) self("redo", 999) self.log("Imported game from clipboard.", OUTPUT_INFO) def on_touch_up(self, touch): if self.board_gui.collide_point(*touch.pos) or self.board_controls.collide_point(*touch.pos): if touch.button == "scrollup": self("redo") elif touch.button == "scrolldown": self("undo") return super().on_touch_up(touch) def _on_keyboard_down(self, keyboard, keycode, text, modifiers): if isinstance(App.get_running_app().root_window.children[0], Popup): return # if in new game or load, don't allow keyboard shortcuts shortcuts = { "q": self.controls.show_children, "w": self.controls.eval, "e": self.controls.hints, "r": self.controls.ownership, "t": self.controls.policy, "enter": ("ai-move",), "a": self.controls.analyze_extra, "s": self.controls.analyze_equalize, "d": self.controls.analyze_sweep, "right": ("switch-branch", 1), "left": ("switch-branch", -1), } if keycode[1] in shortcuts.keys(): shortcut = shortcuts[keycode[1]] if isinstance(shortcut, Widget): shortcut.trigger_action(duration=0) else: self(*shortcut) elif keycode[1] == "tab": self.controls.switch_mode() elif keycode[1] == "spacebar": self("play", None) # pass elif keycode[1] in ["`", "~", "p"]: self.controls_box.hidden = not self.controls_box.hidden elif keycode[1] in ["up", "z"]: self("undo", 1 + ("shift" in modifiers) * 9 + ("ctrl" in modifiers) * 999) elif keycode[1] in ["down", "x"]: self("redo", 1 + ("shift" in modifiers) * 9 + ("ctrl" in modifiers) * 999) elif keycode[1] == "n" and "ctrl" in modifiers: self("new-game-popup") elif keycode[1] == "l" and "ctrl" in modifiers: self("analyze-sgf-popup") elif keycode[1] == "s" and "ctrl" in modifiers: self("output-sgf") elif keycode[1] == "c" and "ctrl" in modifiers: Clipboard.copy(self.game.root.sgf()) self.controls.set_status("Copied SGF to clipboard.") elif keycode[1] == "v" and "ctrl" in modifiers: self.load_sgf_from_clipboard() return True