295 lines
11 KiB
Python
295 lines
11 KiB
Python
"""GUI — customtkinter 界面，开关 + 知识库路径 + 日志 """
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import tkinter as tk
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from tkinter import filedialog, messagebox
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from typing import Optional
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import logging
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import queue
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import threading
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import os
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import customtkinter as ctk
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from config import load_config, save_config
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from monitor import MessageMonitor
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from knowledge_base import KnowledgeBase
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logger = logging.getLogger("msgbot.gui")
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ctk.set_appearance_mode("System")
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ctk.set_default_color_theme("green")
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class MsgBotApp(ctk.CTk):
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"""主窗口"""
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def __init__(self):
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super().__init__()
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self.title("消息问答助手 v1.0")
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self.geometry("720x560")
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self.minsize(640, 480)
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# 配置
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self.cfg = load_config()
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# 知识库
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self.kb = KnowledgeBase(self.cfg.get("knowledge_base_path", ""))
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# 监控器
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self.monitor = MessageMonitor(on_message=self._on_new_message)
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self.monitor.set_poll_interval(self.cfg.get("poll_interval_seconds", 2.0))
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self.monitor.set_enabled_platforms(
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wechat=self.cfg.get("wechat_enabled", True),
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qq=self.cfg.get("qq_enabled", False),
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)
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# 日志队列（线程安全）
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self._log_queue: queue.Queue[str] = queue.Queue()
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self._build_ui()
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# 定时从队列取日志刷新
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self.after(200, self._flush_log)
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# 窗口关闭
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self.protocol("WM_DELETE_WINDOW", self._on_close)
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# ── UI 构建 ──────────────────────────────
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def _build_ui(self):
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self.grid_columnconfigure(0, weight=1)
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self.grid_rowconfigure(2, weight=1)
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# ── 顶部：开关 + 状态 ──
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header = ctk.CTkFrame(self)
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header.grid(row=0, column=0, padx=12, pady=(12, 4), sticky="ew")
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header.grid_columnconfigure(1, weight=1)
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ctk.CTkLabel(header, text="🤖 消息问答助手", font=("Microsoft YaHei", 18, "bold")).grid(
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row=0, column=0, padx=(8, 16), pady=8, sticky="w"
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)
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self._status_label = ctk.CTkLabel(header, text="⏸ 已暂停", font=("Microsoft YaHei", 13))
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self._status_label.grid(row=0, column=1, padx=4, pady=8, sticky="w")
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self._toggle_btn = ctk.CTkSwitch(
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header,
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text="",
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command=self._toggle_monitor,
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onvalue=True,
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offvalue=False,
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)
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self._toggle_btn.grid(row=0, column=2, padx=(4, 8), pady=8, sticky="e")
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ctk.CTkLabel(header, text="启用监控", font=("Microsoft YaHei", 12)).grid(
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row=0, column=3, padx=(0, 12), pady=8, sticky="w"
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)
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# ── 设置区域 ──
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settings = ctk.CTkFrame(self)
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settings.grid(row=1, column=0, padx=12, pady=4, sticky="ew")
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settings.grid_columnconfigure(1, weight=1)
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row = 0
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# 知识库路径
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ctk.CTkLabel(settings, text="📂 知识库路径:", font=("Microsoft YaHei", 12)).grid(
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row=row, column=0, padx=(8, 4), pady=6, sticky="w"
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)
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self._kb_path_var = ctk.StringVar(value=self.cfg.get("knowledge_base_path", ""))
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self._kb_entry = ctk.CTkEntry(
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settings, textvariable=self._kb_path_var, placeholder_text="选择知识库文件夹（.md / .txt）"
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)
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self._kb_entry.grid(row=row, column=1, padx=4, pady=6, sticky="ew")
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self._kb_browse_btn = ctk.CTkButton(
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settings, text="浏览", width=64, command=self._browse_kb
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)
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self._kb_browse_btn.grid(row=row, column=2, padx=(4, 8), pady=6, sticky="e")
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self._kb_status = ctk.CTkLabel(settings, text="未加载", font=("Microsoft YaHei", 11))
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self._kb_status.grid(row=row, column=3, padx=4, pady=6, sticky="w")
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row += 1
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# 平台选择
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ctk.CTkLabel(settings, text="📱 监控平台:", font=("Microsoft YaHei", 12)).grid(
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row=row, column=0, padx=(8, 4), pady=6, sticky="w"
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)
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self._wx_var = ctk.BooleanVar(value=self.cfg.get("wechat_enabled", True))
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self._wx_cb = ctk.CTkCheckBox(settings, text="微信", variable=self._wx_var,
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command=self._save_plat_settings)
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self._wx_cb.grid(row=row, column=1, padx=4, pady=6, sticky="w")
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self._qq_var = ctk.BooleanVar(value=self.cfg.get("qq_enabled", False))
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self._qq_cb = ctk.CTkCheckBox(settings, text="QQ", variable=self._qq_var,
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command=self._save_plat_settings)
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self._qq_cb.grid(row=row, column=1, padx=(90, 4), pady=6, sticky="w")
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row += 1
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# 轮询间隔
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ctk.CTkLabel(settings, text="⏱ 轮询间隔(秒):", font=("Microsoft YaHei", 12)).grid(
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row=row, column=0, padx=(8, 4), pady=6, sticky="w"
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)
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self._interval_var = ctk.DoubleVar(value=self.cfg.get("poll_interval_seconds", 2.0))
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self._interval_slider = ctk.CTkSlider(
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settings, from_=0.5, to=10.0, number_of_steps=19,
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variable=self._interval_var, command=self._save_interval
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)
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self._interval_slider.grid(row=row, column=1, padx=4, pady=6, sticky="ew")
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self._interval_label = ctk.CTkLabel(
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settings, text=f"{self._interval_var.get():.1f}s", width=40
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)
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self._interval_label.grid(row=row, column=2, padx=(4, 8), pady=6, sticky="w")
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# 应用按钮
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self._apply_btn = ctk.CTkButton(
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settings, text="应用设置", width=80, command=self._apply_settings
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)
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self._apply_btn.grid(row=row, column=3, padx=4, pady=6, sticky="e")
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# ── 日志区域 ──
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log_frame = ctk.CTkFrame(self)
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log_frame.grid(row=2, column=0, padx=12, pady=(4, 12), sticky="nsew")
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log_frame.grid_rowconfigure(0, weight=1)
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log_frame.grid_columnconfigure(0, weight=1)
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self._log_text = ctk.CTkTextbox(log_frame, font=("Consolas", 11), wrap="word")
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self._log_text.grid(row=0, column=0, padx=4, pady=4, sticky="nsew")
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self._log_text.configure(state="disabled")
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btn_frame = ctk.CTkFrame(log_frame, fg_color="transparent")
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btn_frame.grid(row=1, column=0, pady=4, sticky="ew")
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ctk.CTkButton(btn_frame, text="清空日志", width=80,
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command=self._clear_log).pack(side="right", padx=4)
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# 初始更新知识库状态
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self._update_kb_status()
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# ── 回调 ──────────────────────────────
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def _toggle_monitor(self):
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enabled = self._toggle_btn.get()
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if enabled:
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# 检查知识库是否已加载
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if not self.kb.is_ready:
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self._log("⚠ 知识库未加载，请先设置知识库路径")
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self._toggle_btn.deselect()
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return
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self.monitor.start()
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self._status_label.configure(text="▶ 运行中", text_color="#2ecc71")
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self._log("✅ 消息监控已启动")
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else:
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self.monitor.stop()
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self._status_label.configure(text="⏸ 已暂停")
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self._log("⏸ 消息监控已暂停")
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def _browse_kb(self):
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path = filedialog.askdirectory(title="选择知识库文件夹")
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if path:
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self._kb_path_var.set(path)
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self._apply_settings()
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def _apply_settings(self):
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# 保存知识库路径
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path = self._kb_path_var.get().strip()
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self.cfg["knowledge_base_path"] = path
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self.kb.set_path(path)
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self._update_kb_status()
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# 平台
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self.cfg["wechat_enabled"] = self._wx_var.get()
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self.cfg["qq_enabled"] = self._qq_var.get()
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# 间隔
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self.cfg["poll_interval_seconds"] = round(self._interval_var.get(), 1)
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save_config(self.cfg)
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# 更新监控器
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self.monitor.set_poll_interval(self.cfg["poll_interval_seconds"])
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self.monitor.set_enabled_platforms(
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wechat=self.cfg["wechat_enabled"],
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qq=self.cfg["qq_enabled"],
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)
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self._log(f"📝 设置已保存 | 知识库: {self.kb.get_doc_count()} 个文档 | "
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f"轮询间隔: {self.cfg['poll_interval_seconds']}s")
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def _save_plat_settings(self):
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# 只保存平台选择，不触发完整应用
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self.cfg["wechat_enabled"] = self._wx_var.get()
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self.cfg["qq_enabled"] = self._qq_var.get()
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save_config(self.cfg)
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self.monitor.set_enabled_platforms(
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wechat=self.cfg["wechat_enabled"],
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qq=self.cfg["qq_enabled"],
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)
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def _save_interval(self, _=None):
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self._interval_label.configure(text=f"{self._interval_var.get():.1f}s")
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def _update_kb_status(self):
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if self.kb.is_ready:
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self._kb_status.configure(
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text=f"✅ {self.kb.get_doc_count()} 个文档", text_color="#2ecc71"
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)
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else:
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self._kb_status.configure(text="❌ 未加载", text_color="#e74c3c")
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# ── 消息处理 ──
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def _on_new_message(self, platform: str, msg: str):
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"""收到新消息 -> 搜索知识库 -> 日志输出"""
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if not self.kb.is_ready:
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self._log_queue.put(f"[{platform.upper()}] {msg}")
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self._log_queue.put(" ⚠ 知识库未加载，无法搜索答案")
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return
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# 在后台线程搜索
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threading.Thread(target=self._search_and_log,
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args=(platform, msg), daemon=True).start()
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def _search_and_log(self, platform: str, msg: str):
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"""搜索知识库并输出结果"""
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results = self.kb.search(msg, top_k=3)
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lines = [f"[{platform.upper()}] {msg}"]
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if results:
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lines.append(f" 🔍 找到 {len(results)} 条相关结果:")
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for doc, score in results:
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title = doc["title"]
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# 截取匹配段落
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snippet = doc["content"][:200].replace("\n", " ")
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if len(snippet) > 200:
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snippet = snippet[:197] + "..."
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lines.append(f" 📄 [{title}] (匹配度 {score:.2f})")
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lines.append(f" {snippet}")
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else:
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lines.append(" ❌ 知识库中未找到相关答案")
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for line in lines:
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self._log_queue.put(line)
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def _log(self, text: str):
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"""直接写日志（主线程）"""
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self._log_queue.put(text)
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def _flush_log(self):
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"""从队列消费日志到文本框"""
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try:
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while True:
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line = self._log_queue.get_nowait()
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self._log_text.configure(state="normal")
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self._log_text.insert("end", line + "\n")
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self._log_text.see("end")
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self._log_text.configure(state="disabled")
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except queue.Empty:
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pass
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self.after(200, self._flush_log)
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def _clear_log(self):
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self._log_text.configure(state="normal")
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self._log_text.delete("1.0", "end")
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self._log_text.configure(state="disabled")
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# ── 窗口关闭 ──
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def _on_close(self):
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self.monitor.stop()
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self.destroy()
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