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gui.py
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gui.py
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import sys
import logging
import traceback
from PyQt6.QtWidgets import QMainWindow
from PyQt6.QtCore import QSize, QThreadPool, qFatal
from api import OpenAIChat
from custom_widgets import *
import random
import os
import uuid
import datetime
import pickle
import csv
import json
import pathlib
logging.basicConfig(level=logging.ERROR, filename="log.txt", filemode="a")
app = QApplication([])
if "key.json" not in os.listdir():
key = {"api_key": "None", "model": "gpt-4"}
with open("key.json", 'w') as key_file:
json.dump(key, key_file)
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowTitle('QDR Chat')
size = app.primaryScreen().size()
self.resize(QSize(2*size.width()//3, 2*size.height()//3))
self.setWindowIcon(QIcon('icons/ai.ico'))
self.main_container = QHBoxLayout()
self.main_container.setSpacing(0)
self.main_container.setContentsMargins(0, 0, 0, 0)
self.main_widget = QWidget()
self.main_widget.setObjectName("main_widget")
self.main_widget.setLayout(self.main_container)
self.setAttribute(Qt.WidgetAttribute.WA_StyledBackground, True)
with open("style/style.qss") as f:
self.setStyleSheet(f.read())
with open("style/config.json") as f:
config = json.load(f)
message_size = config["message_font_size"]
code_size = config["code_font_size"]
input_size = config["input_font_size"]
self.history_widget = LeftWidget(message_size, code_size, input_size)
self.chat_widget = ChatWidget(message_size, code_size, input_size)
self.chat_widget.about(True)
self.get_history()
self.history_widget.new_chat_btn.clicked.connect(self.new_session)
self.history_widget.history_list.itemPressed.connect(self.load_session)
self.history_widget.size_dialog.signal.FontSizesChanged.connect(self.change_text_size)
self.main_container.addWidget(self.history_widget, 1)
self.main_container.addWidget(self.chat_widget, 5)
self.chat_widget.input_widget.send_button.clicked.connect(self.send)
self.chat_widget.system_message_widget.signal.SystemMessageChanged.connect(self.edit_system_message)
self.history_widget.history_list.clicked.connect(self.show_about)
self.current_session = None
self.pool = QThreadPool()
self.oldPos = self.pos()
pywinstyles.change_header_color(self, color="#202123")
pywinstyles.change_border_color(self, color="#515473")
self.setCentralWidget(self.main_widget)
def send(self):
if self.chat_widget.input_widget.text_edit.toPlainText() == '':
return
message = self.chat_widget.input_widget.text_edit.toPlainText()
if self.current_session is None:
title = "New Chat"
self.current_session = Session(title)
self.current_session.system_message = self.chat_widget.system_message_widget.system_message.text()
self.history_widget.add(title)
self.show_about(False)
self.get_title(message, self.current_session, self.history_widget.history_list.currentItem())
self.current_session.append_message(
message, 'user'
)
self.chat_widget.message_display_widget.add_message(
message, 'user'
)
self.run_model(self.current_session)
QTimer.singleShot(5, self.chat_widget.scroll_to_bottom)
self.chat_widget.input_widget.text_edit.setText('')
self.current_session.save()
def get_title(self, query, session, item):
with open("key.json", 'r') as api_key:
file = json.load(api_key)
api_key, model = file['api_key'], file['model']
query_title_thread = OpenAIChat(api_key, model, session, query)
query_title_thread.signals.result.connect(lambda x: self.change_title(x, session, item))
self.pool.start(query_title_thread)
@staticmethod
def change_title(title, session, item):
if isinstance(title, str):
new_title = "API Error"
else:
new_title = title.content.strip('"')
session.title = new_title
item.setText(new_title)
item.setToolTip(new_title)
with open('history/history.csv', 'r') as f:
reader = csv.reader(f)
rows = list(reader)
for n, (id_, _, old_title) in enumerate(rows):
if id_ == session.id_:
rows[n] = [id_, _, new_title]
break
with open('history/history.csv', 'w', newline='') as f:
writer = csv.writer(f)
writer.writerows(rows)
def edit_system_message(self, text):
if self.current_session is not None:
self.current_session.system_message = text
self.current_session.save()
def run_model(self, session):
with open("key.json", 'r') as api_key:
file = json.load(api_key)
api_key, model = file['api_key'], file['model']
llm = OpenAIChat(api_key, model, session)
llm.signals.started.connect(self.set_disable)
llm.signals.result.connect(lambda x: self.receive(x, session))
self.pool.start(llm)
def set_disable(self):
self.chat_widget.toggle_loading_indicator()
def receive(self, result, session):
if isinstance(result, str):
ErrorDialog().message(result)
else:
session.append_message(result.content, 'assistant')
if session.id_ == self.current_session.id_:
self.chat_widget.message_display_widget.add_message(result.content, 'assistant')
QTimer.singleShot(5, self.chat_widget.scroll_to_bottom)
self.chat_widget.input_widget.text_edit.setText('')
self.set_disable()
session.save()
def load_session(self, _):
self.chat_widget.about(False)
self.chat_widget.clear()
with open(f'history/history.csv', 'r') as f:
reader = csv.reader(f)
index = self.history_widget.history_list.currentIndex()
id_ = list(reader)[index.row()][0]
with open(f'history/{id_}.chs', 'rb') as f:
self.current_session = pickle.load(f)
self.chat_widget.set_system_message(self.current_session.system_message)
self.chat_widget.display_messages(self.current_session.messages)
self.chat_widget.scroll_to_bottom()
def get_history(self):
if 'history.csv' not in os.listdir('history'):
pathlib.Path("history/history.csv").touch()
with open('history/history.csv', 'r') as csvfile:
csv_reader = list(csv.reader(csvfile))
if csv_reader is not None:
for row in reversed(csv_reader):
title = row[2]
self.history_widget.add(title)
self.history_widget.history_list.clearSelection()
def new_session(self):
self.chat_widget.about(True)
self.chat_widget.clear()
self.chat_widget.set_system_message("You are a helpful assistant")
self.history_widget.history_list.setCurrentItem(None)
self.current_session = None
def show_about(self, item):
if item is None:
self.chat_widget.about(True)
else:
self.chat_widget.about(False)
def change_text_size(self, message_size, code_size, input_size):
self.chat_widget.set_font_size(message_size, code_size, input_size)
self.history_widget.set_current_font_size(message_size, code_size, input_size)
with open("style/config.json", "w") as f:
sizes = {"message_font_size": message_size,
"code_font_size": code_size,
"input_font_size": input_size}
json.dump(sizes, f)
if self.history_widget.history_list.selectedItems():
self.load_session(None)
def closeEvent(self, event):
sys.exit()
class Session:
def __init__(self, title):
self.title = title
self.start = datetime.datetime.now()
self.system_message = "You are a helpful assistant"
self.messages = []
self.id_ = str(uuid.uuid4())
def append_message(self, message, role):
self.messages.append({"role": role, "message": message})
def save(self):
if self.id_ + '.chs' not in os.listdir('history'):
with open('history/history.csv', 'r') as f:
reader = csv.reader(f)
rows = list(reader)
rows.insert(0, [self.id_, self.start, self.title])
with open('history/history.csv', 'w', newline='') as f:
writer = csv.writer(f)
writer.writerows(rows)
with open(f'history/{self.id_}.chs', 'wb') as cls:
pickle.dump(self, cls)
def except_hook(type_, value, traceback_):
exception = traceback.TracebackException(type_, value, traceback_)
for frame_summary in exception.stack:
frame_summary.filename = os.path.relpath(frame_summary.filename)
logging.exception("".join(exception.format()))
qFatal('')
sys.excepthook = except_hook
window = MainWindow()
window.show()
app.exec()