import json import os import copy RESTART_REQUIRED_KEYS = [ "experimental.dpi_optimization", "ui.window_opacity", "ui.sidebar_width", "experimental.smooth_scroll" ] DEFAULT_CONFIG = { "app": { "class_name": "A13", "app_name": "课堂点名程序", "engine_name": "A13", "version": "6.8" }, "ui": { "theme": "light", "font_family": "微软雅黑", "font_size": 12, "name_font_size": 50, "text_font_size": 14, "name_font_weight": "bold", "animation_duration": 3.0, "ease_strength": 0.92, "animation_curve": "ease_out", "button_radius": 10, "card_radius": 12, "border_width": 1, "shadow_enabled": True, "sidebar_width": 300, "window_opacity": 1.0, "start_animation": True, "start_anim_duration": 2500, "show_status_bar": True, "result_popup": False, "popup_duration": 2000, "draw_countdown": False, "countdown_number": 3, "particle_enabled": True, "particle_count": 30, "particle_speed": 2, "scroll_speed": 1.0, "dark_mode": False, "status_bar": True, "startup_animation": True }, "draw": { "mode": "auto", "no_repeat": True, "auto_duration": 4.0, "dynamic_focus": True, "dynamic_weight": True, "rate_mastered": 1.0, "rate_familiar": 2.0, "rate_unlearned": 3.0, "auto_reset_round": True, "sound_enabled": False, "anti_cheat": False, "history_limit": 50, "weight_multiplier": { "已背过": 1, "未背熟": 2, "未背过": 3 } }, "text": { "extract_mode": "段落抽取", "paragraph_random": True, "show_title": True, "text_align": "left" }, "files": { "students": "students.txt", "texts": "texts.txt", "records": "records.txt", "stats": "stats.txt", "students_file": "students.txt", "texts_file": "texts.txt", "records_file": "records.txt", "stats_file": "stats.txt" }, "shortcut": { "enabled": True, "key_draw": "space", "key_mastered": "1", "key_familiar": "2", "key_unlearned": "3", "key_hide_panel": "Escape", "key_reset_round": "r" }, "student_status": {}, "student_weights": {}, "text_progress": {}, "experimental": { "dpi_optimization": False, "particle_effect": True, "sound_effect": False, "voice_broadcast": False, "anti_cheat_mode": False, "history_recall": False, "smooth_scroll": False, "blur_background": False, "result_popup": False, "countdown_before_draw": False, "auto_reset_round": False }, "hooks": { "draw_start": [], "draw_finish": [], "status_change": [] }, "quick_draw": { "enabled": True, "always_on_top": True, "show_history": True, "auto_hide": False, "sound_enabled": False, "no_repeat": True, "animation_duration": 2.0, "name_font_size": 48, "window_width": 420, "window_height": 520, "show_count": True, "confirm_on_close": True }, "startup": { "default_mode": None } } class ConfigManager: def __init__(self, config_path="config.json"): self.config_path = config_path self.config = {} self.old_config = None self._hooks = { "draw_start": [], "draw_finish": [], "status_change": [] } self.load_config() def _load_default(self): return copy.deepcopy(DEFAULT_CONFIG) def _merge_config(self, source, default): """递归深度合并配置，用户配置覆盖默认值，缺失的key自动补全""" result = copy.deepcopy(default) for key, value in source.items(): if key in result and isinstance(result[key], dict) and isinstance(value, dict): result[key] = self._merge_config(value, result[key]) else: result[key] = value return result def load_config(self): """加载配置文件，不存在则生成默认配置；损坏则回退默认值""" default = self._load_default() if os.path.exists(self.config_path): try: with open(self.config_path, "r", encoding="utf-8") as f: user_config = json.load(f) self.config = self._merge_config(user_config, default) except Exception: self.config = default self.save_config() else: self.config = default self.save_config() def save_config(self): """将内存配置序列化写入磁盘""" try: with open(self.config_path, "w", encoding="utf-8") as f: json.dump(self.config, f, indent=2, ensure_ascii=False) except Exception: pass def _get_by_path(self, data, keys): """按key路径链式读取字典值""" current = data for key in keys: if not isinstance(current, dict) or key not in current: return None current = current[key] return current def get(self, *keys): """链式获取配置值，不存在返回None""" return self._get_by_path(self.config, keys) def set(self, value, *keys): """链式设置内存配置值，自动创建中间字典""" current = self.config for key in keys[:-1]: if key not in current or not isinstance(current[key], dict): current[key] = {} current = current[key] current[keys[-1]] = value def backup_current(self): """创建当前配置快照，用于取消修改或重启项回滚""" self.old_config = copy.deepcopy(self.config) def check_restart_required(self): """对比快照与当前配置，判断是否修改了需要重启的项""" if self.old_config is None: return False for path in RESTART_REQUIRED_KEYS: keys = path.split(".") old_val = self._get_by_path(self.old_config, keys) new_val = self._get_by_path(self.config, keys) if old_val != new_val: return True return False def register_hook(self, hook_type, callback): """注册事件钩子回调""" if hook_type in self._hooks: self._hooks[hook_type].append(callback) def trigger_hooks(self, hook_type, *args): """触发事件钩子，单个回调异常不影响整体""" if hook_type not in self._hooks: return for callback in self._hooks[hook_type]: try: callback(*args) except Exception: continue def reset_all_files(self): """ 危险操作：清空所有数据文件 + 重置配置 删除 students.txt / texts.txt / records.txt / stats.txt / config.json 重新生成默认配置文件 """ target_files = [ self.get("files", "students"), self.get("files", "texts"), self.get("files", "records"), self.get("files", "stats"), self.config_path ] for file_path in target_files: try: if file_path and os.path.exists(file_path): os.remove(file_path) except Exception: pass self.config = self._load_default() self.save_config()