import time
import wave
import requests
from pyaudio import PyAudio, paInt16
from aip import AipSpeech
import pyttsx3
from tkinter import *
from tkinter import messagebox
import speech_recognition as sr
import nltk
from nltk.tokenize import word_tokenize
from nltk.corpus import stopwords
from nltk.tokenize import RegexpTokenizer
from nltk.stem import WordNetLemmatizer
from nltk.probability import FreqDist
import string

# Constants for audio recording
framer = 16000  # Sample rate
num_samples = 2000  # Sample points
channels = 1
sampwidth = 2
FILEPATH = 'myvoices.wav'  # Specify the path to save the recorded audio file
APP_ID = '73927317'
API_KEY = '3jGcj5fLma64CtB3tTEuLcei'
SECRET_KEY = 'qm8gPCF7DSKpqatx5ZQ8e4OvNLmgdYcG'  # Add your own API credentials here

# Class for handling audio recording and saving
class Speak():
    def save_wave_file(self, filepath, data):
        wf = wave.open(filepath, 'wb')
        wf.setnchannels(channels)
        wf.setsampwidth(sampwidth)
        wf.setframerate(framer)
        wf.writeframes(b''.join(data))
        wf.close()

    def my_record(self):
        pa = PyAudio()
        stream = pa.open(format=paInt16, channels=channels, rate=framer, input=True, frames_per_buffer=num_samples)
        my_buf = []  # Store recorded data
        t_end = time.time() + 5  # Record for 5 seconds
        print('Speak now...')
        while time.time() < t_end:
            string_audio_data = stream.read(num_samples)
            my_buf.append(string_audio_data)
        print('Recording ended')
        self.save_wave_file(FILEPATH, my_buf)  # Save the recorded audio
        stream.close()

# Initialize the AipSpeech client
client = AipSpeech(APP_ID, API_KEY, SECRET_KEY)

# Class for handling text-to-speech
class RobotSay():
    def __init__(self):
        self.engine = pyttsx3.init()  # Initialize TTS engine

    def say(self, msg):
        self.engine.say(msg)
        self.engine.runAndWait()

# Class for handling speech recognition
class ReadWav():
    def get_file_content(self, filePath):
        with open(filePath, 'rb') as fp:
            return fp.read()

    def predict(self):
        return client.asr(self.get_file_content('myvoices.wav'), 'wav', 16000, {
            'dev_pid': 1537,
        })

# Define the login window
class LoginWindow:
    def __init__(self, master):
        self.master = master
        self.master.title("登录")
        self.master.geometry("300x200")

        # Center align the login window
        self.screen_width = self.master.winfo_screenwidth()
        self.screen_height = self.master.winfo_screenheight()
        self.x_pos = (self.screen_width - 300) // 2
        self.y_pos = (self.screen_height - 200) // 2
        self.master.geometry(f"300x200+{self.x_pos}+{self.y_pos}")

        self.label_username = Label(master, text="账号")
        self.label_username.pack()
        self.entry_username = Entry(master)
        self.entry_username.pack()

        self.label_password = Label(master, text="密码")
        self.label_password.pack()
        self.entry_password = Entry(master, show="*")
        self.entry_password.pack()

        self.button_login = Button(master, text="登录", command=self.login)
        self.button_login.pack()

    def login(self):
        username = self.entry_username.get()
        password = self.entry_password.get()
        # You can add actual validation logic here by checking against a database or hardcoded values
        if username == "123" and password == "123":
            messagebox.showinfo("登陆成功", "恭喜你登陆成功")
            self.open_chat_window()
        else:
            messagebox.showerror("登录失败", "无效的用户名或密码")

    def open_chat_window(self):
        self.master.withdraw()  # Hide the login window
        chat_root = Toplevel(self.master)  # Create a new window for chat
        chat_window = ChatWindow(chat_root)  # Open the chat window
        chat_root.protocol("WM_DELETE_WINDOW", self.master.quit)  # Close the entire application when chat window is closed
class ChatWindow:
    def __init__(self, master):
        self.master = master
        self.master.title("开始聊天")
        self.master.geometry("700x500")

        self.chat_text = Text(self.master)
        self.chat_text.pack()

        self.input_field = Entry(self.master)
        self.input_field.pack()

        self.send_button = Button(self.master, text="发送", command=self.send_message)
        self.send_button.pack()

        self.recognizer = sr.Recognizer()
        self.engine = pyttsx3.init()

    def send_message(self):
        user_input = self.input_field.get()
        self.update_chat("你: " + user_input + "\n")
        response = self.get_qingyunke_response(user_input)
        self.update_chat("菲菲: " + response + "\n")
        self.speak(response)  # Speaking the response

    def get_qingyunke_response(self, message):
        api_url = "http://api.qingyunke.com/api.php?key=free&appid=0&msg=" + message
        response = requests.get(api_url)
        if response.status_code == 200:
            data = response.json()
            if data['result'] == 0:
                return data['content']
            else:
                return "对不起，我不能理解."
        else:
            return "我目前无法处理您的请求."
    # 下载NLTK数据
    nltk.download('stopwords')
    nltk.download('punkt')
    nltk.download('wordnet')
    # 假设用户输入作为文本样本
    user_input = "我想了解自然语言处理。你能帮助我吗？"
    # 小写化
    user_input = user_input.lower()
    # 标点符号移除
    translator = str.maketrans('', '', string.punctuation)
    user_input = user_input.translate(translator)
    # 分词
    tokens = word_tokenize(user_input)
    # 去除停用词
    stop_words = set(stopwords.words('english'))
    filtered_tokens = [word for word in tokens if word not in stop_words]
    # 词形还原
    lemmatizer = WordNetLemmatizer()
    lemmatized_tokens = [lemmatizer.lemmatize(word) for word in filtered_tokens]
    # 频率分布
    fdist = FreqDist(lemmatized_tokens)
    print(fdist.most_common(5))
    def update_chat(self, text):
        self.chat_text.insert(END, text)
    def speak(self, text):
        self.engine.say(text)
        self.engine.runAndWait()
def main():
    root = Tk()
    login_window = LoginWindow(root)
    root.mainloop()
if __name__ == "__main__":
    main()