commit 015196d164535144bfc876e47b05db7df96d3120
Author: ennucore <ennucore@gmail.com>
Date:   Mon Jun 20 14:43:43 2022 +0300

    Init

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..ede58f7
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# RandomTea
+
+Random meetings for chats
diff --git a/bot.py b/bot.py
new file mode 100644
index 0000000..3c00d6e
--- /dev/null
+++ b/bot.py
@@ -0,0 +1,218 @@
+import telebot
+import pymongo
+from functools import wraps
+from user import User
+from templates import TemplateProvider
+import emoji_data_python as edp
+from threading import Thread
+import utils
+import typing
+import traceback
+import time
+
+
+def locale_from_ietf(ietf_locale: str) -> str:
+    if not ietf_locale:
+        return 'en'
+    ietf_locale = ietf_locale.split('-')[0]
+    return 'ru' if ietf_locale in ['ru', 'be', 'uk'] else 'en'
+
+
+class Bot(telebot.TeleBot):
+    def __init__(self, config: dict):
+        self.name = config['name']
+        super().__init__(config['token'])
+        self.me: telebot.types.User = self.get_me()
+        self.db = getattr(pymongo.MongoClient(config['mongo']), self.name)
+        self.db.users.create_index([('user_id', pymongo.ASCENDING)], unique=True)
+        self.config = config
+        self.templates = TemplateProvider()
+        for template_file in config.get('template_files', []):
+            self.templates.load_file(template_file)
+        self.main_keyboard = None
+        if config.get('main_keyboard') is not None:
+            kb = config.get('main_keyboard')
+            self.main_keyboard = {key: utils.create_keyboard(kb[key]) for key in kb.keys()}
+
+    def render_template(self, template_name: str, locale: str = 'ru', **kwargs) -> \
+            typing.Tuple[str, typing.Union[telebot.types.ReplyKeyboardMarkup, telebot.types.InlineKeyboardMarkup]]:
+        text: str = self.templates.render_template(template_name, locale, bot=self, **kwargs)
+        text, keyboard = self.templates.separate_text_and_keyboards(text)
+        keyboard = utils.create_keyboard(keyboard) \
+            if keyboard is not None \
+            else self.main_keyboard.get(locale, self.main_keyboard.get('ru'))
+        return text, keyboard
+
+    def render_message_for_user(self, user: User, template_name: str, **kwargs) -> \
+            typing.Tuple[str, typing.Union[telebot.types.ReplyKeyboardMarkup, telebot.types.InlineKeyboardMarkup]]:
+        text: str = self.templates.render_template(template_name, user.locale, user=user, **kwargs)
+        text, keyboard = self.templates.separate_text_and_keyboards(text)
+        keyboard = utils.create_keyboard(keyboard) if keyboard is not None \
+            else self.main_keyboard.get(user.locale, self.main_keyboard.get('ru'))
+        return text, keyboard
+
+    def edit_message_with_template(self, query: telebot.types.CallbackQuery, template: str, **kwargs):
+        msg = query.message
+        text, keyboard = self.render_message_for_user(self.get_user_by_msg(msg), template,
+                                                      tg_user=msg.from_user,
+                                                      **kwargs)
+        self.edit_message_text(text, msg.chat.id, msg.id, reply_markup=keyboard, parse_mode='HTML')
+        self.answer_callback_query(query)
+
+    def reply_with_template(self, msg: typing.Union[telebot.types.Message, telebot.types.CallbackQuery], template: str,
+                            as_reply: bool = False, locale_overwrite: typing.Optional[str] = None, **kwargs):
+        if isinstance(msg, telebot.types.CallbackQuery):
+            msg = msg.message
+        text, keyboard = self.render_message_for_user(self.get_user_by_msg(msg), template,
+                                                      tg_user=msg.from_user, locale_overwrite=locale_overwrite,
+                                                      **kwargs)
+        if as_reply:
+            self.reply_to(msg, text, reply_markup=keyboard)
+        else:
+            self.send_message(msg.chat.id, text, reply_markup=keyboard, parse_mode='HTML')
+
+    def get_user_from_db(self, request: dict) -> typing.Optional[User]:
+        data = self.db.users.find_one(request)
+        if data is None:
+            return None
+        return User.from_dict(data)
+
+    def get_user_by_msg(self, msg: typing.Union[telebot.types.Message, telebot.types.InlineQuery]) -> User:
+        tg_user: telebot.types.User = msg.from_user
+        if tg_user.id == self.me.id and msg.chat.id > 0:
+            user = User.by_id(msg.chat.id, self) or User.by_id(msg.from_user.id, self)
+        else:
+            user = User.by_id(msg.from_user.id, self)
+        if user is not None:
+            if tg_user.language_code:
+                user.locale = locale_from_ietf(tg_user.language_code)
+            return user
+        else:
+            user = User(msg.from_user.id, msg.from_user.id)
+            user.locale = locale_from_ietf(tg_user.language_code)
+            self.db.users.insert_one(user.dict())
+            return user
+
+    def save(self, user: User):
+        self.db.users.replace_one({'user_id': user.user_id}, user.dict())
+
+    def handle_commands(self, cmds: typing.List[str]):
+        cmds = [edp.replace_colons(cmd) for cmd in cmds]
+
+        def wrapper(func):
+            @wraps(func)
+            def func_wrapped(msg):
+                user = self.get_user_by_msg(msg)
+                args: str = msg.text
+                for cmd in cmds:
+                    if args.startswith(cmd):
+                        if len(args.split(cmd)) <= 1:
+                            args = ''
+                            break
+                        args = cmd.join(args.split(cmd)[1:]).strip()
+                        break
+                func(msg, user, args)
+
+            if cmds[0].startswith('/'):
+                self.message_handler(commands=[cmd[1:] for cmd in cmds])(func_wrapped)
+            else:
+                self.message_handler(func=lambda msg: any(msg.text.startswith(cmd) for cmd in cmds))(func_wrapped)
+        return wrapper
+
+    def handle_callback(self, name: str):
+        def wrapper(func):
+            @wraps(func)
+            def func_wrapped(query):
+                user = self.get_user_by_msg(query)
+                args = query.data.strip()[len(name) + 1:]
+                try:
+                    return func(query, user, args.strip())
+                except Exception:
+                    print(f'An exception occured: {traceback.format_exc()}')
+
+            self.callback_query_handler(
+                lambda query: query.data.strip().startswith(name + '_') or query.data.strip() == name)(func_wrapped)
+            return func_wrapped
+
+        return wrapper
+
+    def inline_handler_(self, filter_func, **kwargs):
+        def wrapper(func):
+            @wraps(func)
+            def handler(*args, **kwargs_2):
+                def func_2():
+                    try:
+                        func(*args, **kwargs_2)
+                    except Exception as e:
+                        print('An exception occured:', e)
+
+                Thread(target=func_2).start()
+
+            self.inline_handler(filter_func, **kwargs)(func)
+            return handler
+
+        return wrapper
+
+    def iter_users(self) -> typing.Iterable[User]:
+        for user_data in self.db.users.find():
+            yield User.from_dict(user_data)
+
+    def register_next_step_handler(self, message, callback, *args, **kwargs):
+        if isinstance(message, telebot.types.CallbackQuery):
+            message = message.message
+
+        def new_callback(new_message, *new_args, **new_kwargs):
+            try:
+                if new_message.text in ['🛑 Cancel', '🛑 Отменить']:
+                    # self.clear_step_handler_by_chat_id(new_message.chat.id)
+                    self.reply_with_template(new_message, 'canceled')
+                return callback(new_message, *new_args, **new_kwargs)
+            except:
+                print(traceback.format_exc())
+
+        super().register_next_step_handler(message, new_callback, *args, **kwargs)
+
+    def send_all_copy(self, message: telebot.types.Message):
+        num = 0
+        failures = 0
+        for user in self.iter_users():
+            try:
+                self.copy_message(user.user_id, message.chat.id, message.id)
+                num += 1
+            except:
+                print(traceback.format_exc())
+                failures += 1
+        print(f'Sent to {num} users. Failures: {failures}')
+
+    def user_growth(self) -> typing.List[int]:
+        timestamp = next(iter(self.db.users.find({}).sort('start_timestamp')))
+        data = list()
+        while timestamp < time.time():
+            data.append(self.db.users.find({'start_timestamp': {'$lt': timestamp}}).count_documents())
+            timestamp += 24 * 3600
+        return data
+
+    def stats(self) -> typing.Dict[str, int]:
+        total_users = self.db.users.count_documents({})
+        new_users_today = self.db.users.count_documents(
+                {'start_timestamp': {'$gt': int(time.time() - 24 * 3600)}}
+                )
+        new_users_month = self.db.users.count_documents(
+                {'start_timestamp': {'$gt': int(time.time() - 24 * 3600 * 30)}}
+                )
+        active_users_today = self.db.users.count_documents(
+                {'last_action_timestamp': {'$gt': int(time.time() - 24 * 3600)}}
+                )
+        active_users_month = self.db.users.count_documents(
+                {'last_action_timestamp': {'$gt': int(time.time() - 24 * 3600 * 30)}}
+                )
+        return {
+                'Total users': total_users,
+                'New users in the last 24 hours': new_users_today,
+                'New users last 30 days': new_users_month,
+                'Active users in the last 24 hours': active_users_today,
+                'Active users in the last 30 days': active_users_month
+                }
+
+
+ 
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..e23c56d
--- /dev/null
+++ b/main.py
@@ -0,0 +1,21 @@
+from bot import Bot
+from views import views
+import traceback
+
+
+config = {
+    'mongo': __import__('os').getenv('DB'),
+    'name': 'test_bot',
+    'token': '1686277528:AAHHJgWfulqd9uGmK-RVOM-vQ60kbGgZRIg',
+    'template_files': ['templates.txt'],
+    'main_keyboard': {'en': [['ℹ️ About']], 'ru': [['ℹ️ О боте']]}
+}
+
+bot = Bot(config)
+views(bot)
+if __name__ == '__main__':
+    while True:
+        try:
+            bot.polling(none_stop=True)
+        except:
+            print(traceback.format_exc())
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..dc34332
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,5 @@
+pyTelegramBotAPI
+pymongo
+attrs
+jinja2
+emoji_data_python
\ No newline at end of file
diff --git a/templates.py b/templates.py
new file mode 100644
index 0000000..db0d290
--- /dev/null
+++ b/templates.py
@@ -0,0 +1,72 @@
+import attr
+import typing
+import jinja2
+import emoji_data_python as edp
+
+
+"""
+Template format:
+
+||<| template_name |>||
+//| locale_1 |//
+Text for locale 1
+>>| Reply Keyboard: row 1, button 1;; Row 1, button 2 |<<
+>>| Row 2, button 1 :-: callback_data_for_inline_keyboard |<<
+//| locale_2 |//
+Text for locale 2
+"""
+
+
+KeyboardMarkup = typing.List[typing.List[typing.Union[str, typing.Tuple[str, str]]]]
+
+
+@attr.s(auto_attribs=True)
+class TemplateProvider:
+    # {template: {locale: jinja template}}
+    templates: typing.Dict[str, typing.Dict[str, jinja2.Template]] = attr.Factory(dict)
+    locales: typing.Tuple[str] = ('', 'both', 'en', 'ru')
+
+    def get_template(self, template_name: str, locale: str) -> jinja2.Template:
+        locales = [locale] + list(self.locales)
+        template = self.templates[template_name]
+        for locale in locales:
+            if locale in template.keys():
+                return template[locale]
+        return next(template.values())
+
+    def render_template(self, template_name: str, locale: str, **kwargs) -> str:
+        return edp.replace_colons(
+            self.get_template(template_name, locale)
+                .render(**kwargs, **__builtins__)).strip()
+
+    def add_template(self, template_string: str):
+        template_name = template_string.split('||<|')[1].split('|>||')[0].strip()
+        template: typing.Dict[str, jinja2.Template] = dict()
+        for locale_string in template_string.split('//|')[1:]:
+            locale_name: str = locale_string.split('|//')[0].strip()
+            locale_text: str = '|//'.join(locale_string.split('|//')[1:]).strip()
+            template[locale_name] = jinja2.Environment(loader=jinja2.FileSystemLoader('./')).from_string(locale_text)
+        self.templates[template_name] = template
+
+    def load_file(self, filename: str):
+        file_content = open(filename).read()
+        for template_string in file_content.split('||<|')[1:]:
+            template_string = '||<|' + template_string
+            self.add_template(edp.replace_colons(template_string))
+
+    @staticmethod
+    def separate_text_and_keyboards(text: str) -> typing.Tuple[str, typing.Optional[KeyboardMarkup]]:
+        pure_text = text.split('>>|')[0].strip()
+        if len(text.split('>>|')) <= 1:
+            return pure_text, None
+        keyboard_rows = [row.split('|<<')[0].strip() for row in text.split('>>|')[1:]]
+        keyboard: KeyboardMarkup = list()
+        for row_raw in keyboard_rows:
+            row = list()
+            for btn in row_raw.split(';;'):
+                if ':-:' in btn:
+                    row.append(tuple(btn.split(':-:')))
+                else:
+                    row.append(btn)
+            keyboard.append(row)
+        return pure_text, keyboard
diff --git a/templates.txt b/templates.txt
new file mode 100644
index 0000000..1167203
--- /dev/null
+++ b/templates.txt
@@ -0,0 +1,24 @@
+||<| start |>||
+//| ru |//
+Здравствуйте, <b>{{ tg_user.first_name }}</b>!
+//| en |//
+Hello, <b>{{ tg_user.first_name }}</b>!
+
+||<| help |>||
+//| en |//
+/help - Help
+//| ru |//
+/help - помощь
+
+||<| admin_stats |>||
+//| |//
+<b>Stats:</b>
+{% for key in stats.keys() %}<i>{{ key }}:</i> {{ stats[key] }}
+{% endfor %}
+
+||<| canceled |>||
+//| en |//
+Canceled
+//| ru |//
+Отменено
+
diff --git a/user.py b/user.py
new file mode 100644
index 0000000..61e9a16
--- /dev/null
+++ b/user.py
@@ -0,0 +1,40 @@
+from __future__ import annotations
+from dataclasses import dataclass, field, asdict
+import attr
+import typing
+import time
+
+
+@dataclass
+class User:
+    user_id: int
+    chat_id: int = 0
+    locale: str = ''
+    start_timestamp: int = field(default_factory=lambda: int(time.time()))
+    last_action_timestamp: int = field(default_factory=lambda: int(time.time()))
+
+    def dict(self) -> dict:
+        data = asdict(self)
+        data['last_action_timestamp'] = int(time.time())
+        return data
+
+    @classmethod
+    def from_dict(cls, data: dict) -> User:
+        data = getattr(data, '__dict__', data)
+        data_ = {key: data[key] for key in data.keys() if key in ['user_id', 'chat_id', 'locale']}
+        self = cls(**data_)
+        return self
+
+    @classmethod
+    def by_id(cls, user_id: int, bot) -> typing.Optional[User]:
+        data = bot.get_user_from_db({'user_id': user_id})
+        if data is None:
+            return None
+        return data
+
+    @property
+    def id(self):
+        return self._id
+
+    def is_admin(self) -> bool:
+        return self.user_id in [218952152]
diff --git a/utils.py b/utils.py
new file mode 100644
index 0000000..edc297b
--- /dev/null
+++ b/utils.py
@@ -0,0 +1,42 @@
+import telebot
+import typing
+import random
+import string
+
+
+def generate_id() -> str:
+    return ''.join(random.choice(string.digits + string.ascii_lowercase) for _ in range(8))
+
+
+def isint(st: str) -> bool:
+    try:
+        int(st)
+        return True
+    except ValueError:
+        return False
+
+
+def create_inline_button(text: str, callback_data: str) -> telebot.types.InlineKeyboardButton:
+    if callback_data.strip().startswith('https://') or callback_data.startswith('tg://'):
+        return telebot.types.InlineKeyboardButton(text, url=callback_data)
+    if callback_data.strip().startswith('inline://'):
+        telebot.types.InlineKeyboardButton(text,
+                                           switch_inline_query_current_chat=callback_data.replace('inline://', ''))
+    if callback_data.strip().startswith('inline_other://'):
+        telebot.types.InlineKeyboardButton(text, switch_inline_query=callback_data.replace('inline_other://', ''))
+    return telebot.types.InlineKeyboardButton(text, callback_data=callback_data)
+
+
+def create_keyboard(rows: typing.List[typing.List[str]]):
+    is_inline = not isinstance(rows[0][0], str)
+    markup = telebot.types.InlineKeyboardMarkup() if is_inline else telebot.types.ReplyKeyboardMarkup(
+        resize_keyboard=True)
+    for row in rows:
+        if is_inline:
+            markup.row(*(
+                create_inline_button(text, callback_data)
+                for text, callback_data in row
+            ))
+        else:
+            markup.row(*(telebot.types.KeyboardButton(text) for text in row))
+    return markup
diff --git a/views.py b/views.py
new file mode 100644
index 0000000..515df68
--- /dev/null
+++ b/views.py
@@ -0,0 +1,34 @@
+from bot import Bot
+
+
+def views(bot: Bot):
+    @bot.handle_commands(['/start'])
+    def handle_start(msg, _user, _args):
+        bot.reply_with_template(msg, 'start')
+
+    @bot.handle_commands(['/help', 'ℹ️ About', 'ℹ️ О боте'])
+    def handle_help(msg, _user, _args):
+        bot.reply_with_template(msg, 'help')
+
+    @bot.handle_commands(['/send_all'])
+    def send_spam(msg, user, _args):
+        if not user.is_admin():
+            return 
+        def handler(msg_1):
+            bot.send_all_copy(msg_1)
+
+        bot.send_message(msg.chat.id, 'Send the message')
+        bot.register_next_step_handler(msg, handler)
+
+    @bot.handle_commands(['/all_stats'])
+    def all_stats(msg, user, _args):
+        if not user.is_admin():
+            return
+        stats = bot.stats()
+        bot.reply_with_template(msg, 'admin_stats', stats=stats)
+
+    @bot.handle_commands(['🛑 Cancel', '🛑 Отменить'])
+    def cancel_creation(msg, _user, _args):
+        bot.clear_step_handler_by_chat_id(msg.chat.id)
+        bot.reply_with_template(msg, 'canceled')
+