mirror of
https://github.com/avitoras/telegram-tui.git
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327 lines
12 KiB
Python
327 lines
12 KiB
Python
"""Файл с кастомными виджетами приложения"""
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from textual.containers import Horizontal, Vertical, Container, VerticalScroll
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from textual.widget import Widget
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from textual.reactive import Reactive
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from textual.widgets import Input, Button, Label, Static, ContentSwitcher
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from textual.app import ComposeResult, RenderResult
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from telethon import TelegramClient, events, utils
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import datetime
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import unicodedata
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import re
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import emoji
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import os
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import tempfile
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from PIL import Image
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import pywhatkit as kit
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from textual import log
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def remove_emoji(text: str) -> str:
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"""Удаляет эмодзи из текста"""
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if not text:
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return ""
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return emoji.replace_emoji(text, '')
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def normalize_text(text: str) -> str:
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"""Нормализует текст для корректного отображения"""
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if not text:
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return ""
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# Удаляем эмодзи
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text = remove_emoji(text)
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# Удаляем все управляющие символы
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text = ''.join(char for char in text if unicodedata.category(char)[0] != 'C')
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# Нормализуем Unicode
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text = unicodedata.normalize('NFKC', text)
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# Заменяем специальные символы на их ASCII-эквиваленты
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text = text.replace('—', '-').replace('–', '-').replace('…', '...')
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# Удаляем все непечатаемые символы
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text = ''.join(char for char in text if char.isprintable())
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return text
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def safe_ascii(text: str) -> str:
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"""Преобразует текст в безопасный ASCII-формат"""
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if not text:
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return ""
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# Удаляем эмодзи
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text = remove_emoji(text)
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# Оставляем только ASCII символы и пробелы
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return ''.join(char for char in text if ord(char) < 128 or char.isspace())
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def convert_image_to_ascii(image_path: str, width: int = 50) -> str:
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"""Конвертирует изображение в ASCII-арт"""
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try:
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# Открываем изображение
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img = Image.open(image_path)
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# Конвертируем в RGB если нужно
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if img.mode != 'RGB':
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img = img.convert('RGB')
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# Изменяем размер, сохраняя пропорции
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aspect_ratio = img.height / img.width
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height = int(width * aspect_ratio * 0.5) # * 0.5 потому что символы выше чем шире
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img = img.resize((width, height))
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# Конвертируем в ASCII
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ascii_str = kit.image_to_ascii_art(image_path, output_file=None)
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# Очищаем временный файл
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os.remove(image_path)
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return ascii_str
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except Exception as e:
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log(f"Ошибка конвертации изображения: {e}")
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return "Ошибка загрузки изображения"
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class Chat(Widget):
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"""Класс виджета чата для панели чатов"""
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username: Reactive[str] = Reactive(" ", recompose=True)
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msg: Reactive[str] = Reactive(" ", recompose=True)
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peer_id: Reactive[int] = Reactive(0)
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is_selected: Reactive[bool] = Reactive(False)
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is_focused: Reactive[bool] = Reactive(False)
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def __init__(
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self,
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name: str | None = None,
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id: str | None = None,
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classes: str | None = None,
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disabled: bool = False
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) -> None:
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super().__init__(
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name=str(name),
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id=id,
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classes=classes,
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disabled=disabled
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)
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def on_mount(self) -> None:
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self.switcher = self.screen.query_one(Horizontal).query_one("#dialog_switcher", ContentSwitcher)
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def on_click(self) -> None:
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# Снимаем выделение со всех чатов
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for chat in self.screen.query(Chat):
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chat.is_selected = False
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chat.is_focused = False
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# Выделяем текущий чат
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self.is_selected = True
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self.is_focused = True
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dialog_id = f"dialog-{str(self.peer_id)}"
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try:
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self.switcher.mount(Dialog(
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telegram_client=self.app.telegram_client,
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chat_id=self.peer_id,
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id=dialog_id
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))
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except:
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pass
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self.switcher.current = dialog_id
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self.switcher.recompose()
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def compose(self) -> ComposeResult:
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with Horizontal(classes="chat-item"):
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# Используем ASCII-символы для рамки
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yield Label(f"+---+\n| {safe_ascii(self.username[:1].upper()):1} |\n+---+")
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with Vertical():
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yield Label(normalize_text(self.username), id="name")
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yield Label(normalize_text(self.msg), id="last_msg")
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def on_mouse_enter(self) -> None:
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self.add_class("hover")
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def on_mouse_leave(self) -> None:
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self.remove_class("hover")
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class Dialog(Widget):
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"""Класс окна диалога"""
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def __init__(
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self,
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id=None,
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classes=None,
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disabled=None,
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telegram_client: TelegramClient | None = None,
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chat_id = None
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) -> None:
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super().__init__(id=id, classes=classes, disabled=disabled)
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self.telegram_client = telegram_client
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self.chat_id = chat_id
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self.is_msg_update_blocked = False
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self.messages_loaded = 0
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self.is_loading = False
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async def on_mount(self) -> None:
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self.limit = 50 # Увеличиваем начальное количество сообщений
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self.messages_loaded = self.limit
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self.msg_input = self.query_one("#msg_input")
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self.dialog = self.query_one(Vertical).query_one("#dialog")
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self.load_more_btn = self.query_one("#load_more")
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self.me = await self.telegram_client.get_me()
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self.dialog.scroll_end(animate=False)
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await self.update_dialog()
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for event in (
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events.NewMessage,
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events.MessageDeleted,
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events.MessageEdited
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):
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self.telegram_client.on(
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event(chats=(self.chat_id))
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)(self.update_dialog)
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def mount_messages(self, limit: int) -> None:
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print("Загрузка виджетов сообщений...")
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msg_amount = len(self.dialog.query(Message))
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if limit > msg_amount:
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for i in range(limit - msg_amount):
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self.dialog.mount(
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Message(id=f"msg-{i + msg_amount + 1}"),
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before=0
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)
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elif limit < msg_amount:
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for i in range(msg_amount - limit):
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self.dialog.query(Message).last().remove()
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async def update_dialog(self, event = None) -> None:
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log("Запрос обновления сообщений")
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if not self.is_msg_update_blocked:
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self.is_msg_update_blocked = True
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messages = await self.telegram_client.get_messages(
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entity=self.chat_id, limit=self.limit
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)
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log("Получены сообщения")
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limit = len(messages)
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self.mount_messages(limit)
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for i in range(limit):
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msg = self.dialog.query_one(f"#msg-{i + 1}")
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msg.message = ""
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# Обрабатываем изображения
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if messages[i].media:
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try:
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# Скачиваем изображение
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image_data = await self.telegram_client.download_media(
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messages[i].media,
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bytes
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)
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if image_data:
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await msg.set_image(image_data)
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except Exception as e:
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log(f"Ошибка загрузки изображения: {e}")
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# Обрабатываем текст
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if str(messages[i].message):
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msg.message = normalize_text(str(messages[i].message))
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try:
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is_me = messages[i].from_id.user_id == self.me.id
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except:
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is_me = False
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msg.is_me = is_me
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msg.username = normalize_text(utils.get_display_name(messages[i].sender))
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msg.send_time = messages[i]\
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.date\
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.astimezone(datetime.timezone.utc)\
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.strftime("%H:%M")
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self.is_msg_update_blocked = False
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log("Сообщения обновлены")
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else:
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log("Обновление сообщений невозможно: уже выполняется")
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async def load_more_messages(self) -> None:
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if not self.is_loading:
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self.is_loading = True
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self.load_more_btn.disabled = True
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self.load_more_btn.label = "Загрузка..."
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try:
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messages = await self.telegram_client.get_messages(
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entity=self.chat_id,
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limit=self.limit,
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offset_id=self.messages_loaded
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)
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if messages:
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self.messages_loaded += len(messages)
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self.mount_messages(self.messages_loaded)
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await self.update_dialog()
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finally:
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self.is_loading = False
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self.load_more_btn.disabled = False
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self.load_more_btn.label = "Загрузить еще"
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def compose(self) -> ComposeResult:
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with Vertical():
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yield Button("Загрузить еще", id="load_more", variant="default")
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yield VerticalScroll(id="dialog")
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with Horizontal(id="input_place"):
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yield Input(placeholder="Сообщение", id="msg_input")
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yield Button(label=">", id="send", variant="primary")
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async def on_button_pressed(self, event) -> None:
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if event.button.id == "load_more":
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await self.load_more_messages()
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else:
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await self.send_message()
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async def on_input_submitted(self, event = None) -> None:
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await self.send_message()
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async def send_message(self) -> None:
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try:
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await self.telegram_client.send_message(
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self.chat_id,
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normalize_text(str(self.msg_input.value))
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)
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except ValueError:
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self.app.notify("Ошибка отправки")
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self.msg_input.value = ""
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await self.update_dialog()
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class Message(Widget):
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"""Класс виджета сообщений для окна диалога"""
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message: Reactive[str] = Reactive("", recompose=True)
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is_me: Reactive[bool] = Reactive(False, recompose=True)
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username: Reactive[str] = Reactive("", recompose=True)
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send_time: Reactive[str] = Reactive("", recompose=True)
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def __init__(
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self,
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name=None,
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id=None,
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classes=None,
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disabled=False
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) -> None:
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super().__init__(name=name, id=id, classes=classes, disabled=disabled)
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def on_mount(self) -> None:
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pass
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def compose(self) -> ComposeResult:
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static = Static(normalize_text(self.message))
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static.border_title = normalize_text(self.username) * (not self.is_me)
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static.border_subtitle = self.send_time
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with Container():
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yield static
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if self.is_me:
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self.classes = "is_me_true"
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else:
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self.classes = "is_me_false"
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