main.py

#!/usr/bin/env python3


# pylint: disable=line-too-long
"""



This file is the main file for the game.
It also contains the main pygame loop
It first sets up logging, then loads the version hash from version.ini (if it exists), then loads the cats and clan.
It then loads the settings, and then loads the start screen.




"""  # pylint: enable=line-too-long
# DO NOT ADD YOUR IMPORTS HERE.
# Scroll down to the "Load game" comment and add them there.
# Side effects of imports WILL BREAK crucial setup logic for logging and init
import os
import shutil
import sys
import threading
import time
from importlib.util import find_spec

if not getattr(sys, "frozen", False):
    requiredModules = [
        "ujson",
        "pygame",
        "pygame_gui",
        "platformdirs",
        "pgpy",
        "requests",
        "strenum",
    ]

    isMissing = False

    for module in requiredModules:
        if find_spec(module) is None:
            isMissing = True
            break

    if isMissing:
        print(
            """You are missing some requirements to run clangen!
                
                Please look at the "README.md" file for instructions on how to install them.
                """
        )

        print(
            "If you are still having issues, please ask for help in the clangen discord server: https://discord.gg/clangen"
        )
        sys.exit(1)

    del requiredModules
    del isMissing
del find_spec

from scripts.housekeeping.log_cleanup import prune_logs
from scripts.housekeeping.stream_duplexer import UnbufferedStreamDuplexer
from scripts.housekeeping.datadir import get_log_dir, setup_data_dir
from scripts.housekeeping.version import get_version_info, VERSION_NAME

try:
    directory = os.path.dirname(__file__)
except NameError:
    directory = os.getcwd()
if directory:
    os.chdir(directory)

if os.path.exists("auto-updated"):
    print("Clangen starting, deleting auto-updated file")
    os.remove("auto-updated")
    shutil.rmtree("Downloads", ignore_errors=True)
    print("Update Complete!")
    print("New version: " + get_version_info().version_number)

setup_data_dir()
timestr = time.strftime("%Y%m%d_%H%M%S")


stdout_file = open(get_log_dir() + f"/stdout_{timestr}.log", "a")
stderr_file = open(get_log_dir() + f"/stderr_{timestr}.log", "a")
sys.stdout = UnbufferedStreamDuplexer(sys.stdout, stdout_file)
sys.stderr = UnbufferedStreamDuplexer(sys.stderr, stderr_file)

# Setup logging
import logging

formatter = logging.Formatter(
    "%(name)s - %(levelname)s - %(filename)s / %(funcName)s / %(lineno)d - %(message)s"
)

# Logging for file
timestr = time.strftime("%Y%m%d_%H%M%S")
log_file_name = get_log_dir() + f"/clangen_{timestr}.log"
file_handler = logging.FileHandler(log_file_name)
file_handler.setFormatter(formatter)
# Only log errors to file
file_handler.setLevel(logging.ERROR)
# Logging for console
stream_handler = logging.StreamHandler()
stream_handler.setFormatter(formatter)
logging.root.addHandler(file_handler)
logging.root.addHandler(stream_handler)

prune_logs(logs_to_keep=10, retain_empty_logs=False)


def log_crash(logtype, value, tb):
    """
    Log uncaught exceptions to file
    """
    logging.critical("Uncaught exception", exc_info=(logtype, value, tb))
    sys.__excepthook__(type, value, tb)


sys.excepthook = log_crash

# if user is developing in a github codespace
if os.environ.get("CODESPACES"):
    print("")
    print("Github codespace user!!! Sorry, but sound *may* not work :(")
    print(
        "SDL_AUDIODRIVER is dsl. This is to avoid ALSA errors, but it may disable sound."
    )
    print("")
    print("Web VNC:")
    print(
        f"https://{os.environ.get('CODESPACE_NAME')}-6080"
        + f".{os.environ.get('GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN')}"
        + "/?autoconnect=true&reconnect=true&password=clangen&resize=scale"
    )
    print("(use clangen in fullscreen mode for best results)")
    print("")

if get_version_info().is_source_build:
    print("Running on source code")
    if get_version_info().version_number == VERSION_NAME:
        print("Failed to get git commit hash, using hardcoded version number instead.")
        print(
            "Hey testers! We recommend you use git to clone the repository, as it makes things easier for everyone."
        )  # pylint: disable=line-too-long
        print(
            "There are instructions at https://discord.com/channels/1003759225522110524/1054942461178421289/1078170877117616169"
        )  # pylint: disable=line-too-long
else:
    print("Running on PyInstaller build")

print("Version Name: ", VERSION_NAME)
print("Running on commit " + get_version_info().version_number)

# Load game
from scripts.game_structure.audio import sound_manager, music_manager
from scripts.game_structure.load_cat import load_cats, version_convert
from scripts.game_structure.windows import SaveCheck
from scripts.game_structure.game_essentials import game
from scripts.game_structure.screen_settings import screen_scale, MANAGER, screen
from scripts.game_structure.discord_rpc import _DiscordRPC
from scripts.cat.sprites import sprites
from scripts.clan import clan_class
from scripts.utility import (
    quit,
)  # pylint: disable=redefined-builtin
from scripts.debug_menu import debugmode
import pygame


# import all screens for initialization (Note - must be done after pygame_gui manager is created)
from scripts.screens.all_screens import AllScreens
import scripts.game_structure.screen_settings

# P Y G A M E
clock = pygame.time.Clock()
pygame.display.set_icon(pygame.image.load("resources/images/icon.png"))

game.rpc = _DiscordRPC("1076277970060185701", daemon=True)
game.rpc.start()
game.rpc.start_rpc.set()

# LOAD cats & clan
finished_loading = False


def load_data():
    global finished_loading

    # load in the spritesheets
    sprites.load_all()

    clan_list = game.read_clans()
    if clan_list:
        game.switches["clan_list"] = clan_list
        try:
            load_cats()
            version_info = clan_class.load_clan()
            version_convert(version_info)
            game.load_events()
            scripts.screens.screens_core.screens_core.rebuild_core()
        except Exception as e:
            logging.exception("File failed to load")
            if not game.switches["error_message"]:
                game.switches[
                    "error_message"
                ] = "There was an error loading the cats file!"
                game.switches["traceback"] = e

    finished_loading = True


def loading_animation(scale: float = 1):
    global finished_loading

    # Load images, adjust color
    color = pygame.Surface((200 * scale, 210 * scale))
    if game.settings["dark mode"]:
        color.fill(game.config["theme"]["light_mode_background"])
    else:
        color.fill(game.config["theme"]["dark_mode_background"])

    images = []
    for i in range(1, 11):
        im = pygame.transform.scale_by(
            pygame.image.load(f"resources/images/loading_animate/startup/{i}.png"),
            screen_scale,
        )
        im.blit(color, (0, 0), special_flags=pygame.BLEND_RGBA_MULT)
        images.append(im)

    # Cleanup
    del im
    del color

    x = screen.get_width() / 2
    y = screen.get_height() / 2

    i = 0
    total_frames = len(images)
    while not finished_loading:
        clock.tick(8)  # Loading screen is 8FPS

        if game.settings["dark mode"]:
            screen.fill(game.config["theme"]["dark_mode_background"])
        else:
            screen.fill(game.config["theme"]["light_mode_background"])

        screen.blit(
            images[i], (x - images[i].get_width() / 2, y - images[i].get_height() / 2)
        )

        i += 1
        if i >= total_frames:
            i = 0

        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                quit(savesettings=False)

        pygame.display.update()


loading_thread = threading.Thread(target=load_data)
loading_thread.start()

loading_animation(screen_scale)

# The loading thread should be done by now. This line
# is just for safety. Plus some cleanup.
loading_thread.join()
del loading_thread
del finished_loading
del loading_animation
del load_data

pygame.mixer.pre_init(buffer=44100)
pygame.mixer.init()
AllScreens.start_screen.screen_switches()

# dev screen info now lives in scripts/screens/screens_core

cursor_img = pygame.image.load("resources/images/cursor.png").convert_alpha()
cursor = pygame.cursors.Cursor((9, 0), cursor_img)
disabled_cursor = pygame.cursors.Cursor(pygame.SYSTEM_CURSOR_ARROW)

while 1:
    time_delta = clock.tick(game.switches["fps"]) / 1000.0

    if game.settings["custom cursor"]:
        if pygame.mouse.get_cursor() == disabled_cursor:
            pygame.mouse.set_cursor(cursor)
    elif pygame.mouse.get_cursor() == cursor:
        pygame.mouse.set_cursor(disabled_cursor)
    # Draw screens
    # This occurs before events are handled to stop pygame_gui buttons from blinking.
    game.all_screens[game.current_screen].on_use()
    # EVENTS
    for event in pygame.event.get():
        game.all_screens[game.current_screen].handle_event(event)
        sound_manager.handle_sound_events(event)

        if event.type == pygame.QUIT:
            # Don't display if on the start screen or there is no clan.
            if (
                game.switches["cur_screen"]
                in [
                    "start screen",
                    "switch clan screen",
                    "settings screen",
                    "info screen",
                    "make clan screen",
                ]
                or not game.clan
            ):
                quit(savesettings=False)
            else:
                SaveCheck(game.switches["cur_screen"], False, None)

        # MOUSE CLICK
        if event.type == pygame.MOUSEBUTTONDOWN:
            game.clicked = True

            if MANAGER.visual_debug_active:
                _ = pygame.mouse.get_pos()
                if game.settings["fullscreen"]:
                    print(f"(x: {_[0]}, y: {_[1]})")
                else:
                    print(f"(x: {_[0]*screen_scale}, y: {_[1]*screen_scale})")
                del _

        # F2 turns toggles visual debug mode for pygame_gui, allowed for easier bug fixes.
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_F2:
                MANAGER.print_layer_debug()
            elif event.key == pygame.K_F3:
                debugmode.toggle_console()
            elif event.key == pygame.K_F4:
                scripts.game_structure.screen_settings.toggle_fullscreen(
                    source_screen=getattr(
                        AllScreens, game.switches["cur_screen"].replace(" ", "_")
                    ),
                    show_confirm_dialog=False,
                )

        MANAGER.process_events(event)

    MANAGER.update(time_delta)

    # update
    game.update_game()
    if game.switch_screens:
        game.all_screens[game.last_screen_forupdate].exit_screen()
        game.all_screens[game.current_screen].screen_switches()
        game.switch_screens = False
    if not pygame.mixer.music.get_busy() and not game.settings["audio_mute"]:
        music_manager.play_queued()

    debugmode.update1(clock)
    # END FRAME

    MANAGER.draw_ui(screen)

    debugmode.update2(screen)

    pygame.display.update()