(20241206) Sending the 'Subject' in the mails list now.

This commit is contained in:
2024-12-06 17:09:35 +05:30
parent 906cc16aff
commit 49f7ea13c0
11 changed files with 1285 additions and 2 deletions
@@ -0,0 +1,391 @@
"""
AUTHOR:
Khushal P Soonderji
DATE:
Friday, 6th Dec., 2024
OBJECTIVE:
To provide a way to send and receive messages and media via Telegram asynchronously.
REFERENCES:
N/A
DOWNLOADS:
N/A
"""
# *****************************************************************************************************************
# ***** ****
# *** IMPORT ***
# ***** ****
# *****************************************************************************************************************
# To make sibling directories accessible for imports:
import sys
sys.path.append(".")
sys.path.append("..")
# System-level activities:
import io
# My utils:
from utils_v2.string import json
from utils_v2.date_time import date_time
# Data models:
from utils_v2.telegram.models.data.api_call import TelegramApiResponse
# To make API calls:
import httpx
# To work with date and time:
import datetime
# For working with datatypes:
from typing import Literal, List
# For debugging:
from icecream import IceCreamDebugger
import inspect
# *****************************************************************************************************************
# ***** ****
# *** MACROS / ONE-TIME INIT ***
# ***** ****
# *****************************************************************************************************************
# --- Nothing Yet
# *****************************************************************************************************************
# ***** ****
# *** VARIABLES ***
# ***** ****
# *****************************************************************************************************************
# --- Nothing Yet
# *****************************************************************************************************************
# ***** ****
# *** FUNCTIONS ***
# ***** ****
# *****************************************************************************************************************
# --- Nothing Yet
# *****************************************************************************************************************
# ***** ****
# *** CLASSES ***
# ***** ****
# *****************************************************************************************************************
class AsyncTelegramBot:
def __init__(
self,
bot_token: str,
http_client: httpx.AsyncClient = None,
debug = True,
debug_prefix = "TGram | ",
debug_only_errors = True
):
"""
To initialize the instance of this Telegram messenger.
:param bot_token: The token granted by BotFather.
:param http_client: An instance of 'httpx' library's AsyncClient. If not given, one will be instantiated
internally. It is recommended that, for multi-bot use cases, you provide a common HTTP client from outside.
:param debug: Whether, or not, you would like to show debugging messages on the terminal.
:param debug_prefix: The prefix string to identify the debugging messages.
:param debug_only_errors: Whether you would like to show all debugging messages or just error messages.
"""
# Prepare the debugging utility:
self._debug_prefix = debug_prefix
self._printer = IceCreamDebugger(prefix = debug_prefix, includeContext = True)
if not debug: self._printer.disable()
self._debug_only_errors = debug_only_errors
# Accept the input configuration:
self.__bot_token = bot_token
# Accept/create an HTTP client to work with:
if http_client: self.__http_client = http_client
else: self.__http_client = httpx.AsyncClient(
limits = httpx.Limits(
max_connections = 100, # ............ Maximum number of connections allowed in the pool.
max_keepalive_connections = 50, # ... Maximum number of connections that can be kept alive.
),
timeout = httpx.Timeout(
pool = 120.0, # .... Time to wait for a free connection from the pool.
connect = 5.0, # ... Time to wait for establishing a connection to the server.
write = 10.0, # .... Time to wait for sending data.
read = 120.0 # ..... Time to wait for receiving data.
)
)
def enable_debug(self):
self._printer.enable()
def disable_debug(self):
self._printer.disable()
def debug_only_errors(self):
self._debug_only_errors = True
def debug_everything(self):
self._debug_only_errors = False
# ┏┓┏┓┳ ┏┓ ┓┓•
# ┣┫┃┃┃ ┃ ┏┓┃┃┓┏┓┏┓
# ┛┗┣┛┻ ┗┛┗┻┗┗┗┛┗┗┫
# ┛
async def __get(
self,
url: str,
headers: dict = None,
params: dict = None
) -> TelegramApiResponse:
"""
To call an API using the GET method.
:param url: The URL to call.
:param headers: The headers to pass.
:param params: The params to send in the query string itself.
:return: A structured response that includes the raw response, the exception (if any), and so on.
"""
# Prepare the structure of the response:
api_response = TelegramApiResponse(
action = inspect.stack()[1].function,
url = url,
method = "GET"
)
try:
# Make the API call:
response = await self.__http_client.get(
url = url,
headers = headers,
params = params
)
# Note down the results:
api_response.response = response
api_response.httpCode = response.status_code
api_response.message = response.reason_phrase
# If something goes wrong:
except Exception as exception:
api_response.exception = exception
api_response.message = str(exception)
self._printer(exception, api_response.url, api_response.method, headers, params)
# Done here:
return api_response
async def __post(
self,
url: str,
headers: dict = None,
json: dict = None,
data: dict = None,
content: str | bytes = None
) -> TelegramApiResponse:
"""
To call an API using the POST method.
:param url: The URL to call.
:param headers: The headers to pass.
:param json: The params to send in the JSON body.
:param data: The params to send in the form-data in the body.
:param content: The raw content to be sent in the body (typically as an octet-stream).
:return: A structured response that includes the raw response, the exception (if any), and so on.
"""
# Prepare the structure of the response:
api_response = TelegramApiResponse(
action = inspect.stack()[1].function,
url = url,
method = "POST"
)
try:
# Make the API call:
response = await self.__http_client.post(
url = url,
headers = headers,
json = json,
data = data,
content = content
)
# Note down the results:
api_response.response = response
api_response.httpCode = response.status_code
api_response.message = response.reason_phrase
# If something goes wrong:
except Exception as exception:
api_response.exception = exception
api_response.message = str(exception)
self._printer(exception, api_response.url, api_response.method, headers, json, data)
# Done here:
return api_response
# ┳┓ ┳ ┏
# ┣┫┏┓╋ ┃┏┓╋┏┓
# ┻┛┗┛┗ ┻┛┗┛┗┛
async def bot_info(self) -> TelegramApiResponse:
"""
To get a bot's basic info.
:return: The structured response with the JSON response from Telegram in the 'data' field.
"""
# Make the API call:
api_response = await self.__get(
url = f"https://api.telegram.org/bot{self.__bot_token}/getMe",
)
# If the call succeeds:
if api_response.httpCode in [200]:
api_json = await api_response.get_json()
if api_json["ok"]:
api_result = api_json["result"]
api_response.success = True
api_response.data = {
"id": api_result["id"],
"displayName": api_result["first_name"],
"username": api_result["username"],
}
# Done here:
return api_response
# ┓ ┏ ┓ ┓ ┓
# ┃┃┃┏┓┣┓┣┓┏┓┏┓┃┏
# ┗┻┛┗ ┗┛┛┗┗┛┗┛┛┗
async def set_webhook(
self,
webhook_url: str
) -> TelegramApiResponse:
# Make the API call:
api_response = await self.__post(
url = f"https://api.telegram.org/bot{self.__bot_token}/setWebhook",
data = {"url": webhook_url}
)
# If the call succeeds:
if api_response.httpCode in [200, 400]:
api_json = await api_response.get_json()
api_response.message = api_json["description"]
api_response.data = api_json
if api_json["ok"]:
api_response.success = True
# Done here:
return api_response
async def delete_webhook(
self,
) -> TelegramApiResponse:
# Make the API call:
api_response = await self.__get(
url = f"https://api.telegram.org/bot{self.__bot_token}/deleteWebhook",
)
# If the call succeeds:
if api_response.httpCode in [200, 400]:
api_json = await api_response.get_json()
api_response.message = api_json["description"]
api_response.data = api_json
if api_json["ok"]:
api_response.success = True
# Done here:
return api_response
async def get_updates(
self,
update_id: int = None,
limit: int = 50,
timeout: int | float = 30.0
) -> TelegramApiResponse:
# Make the API call:
api_response = await self.__get(
url = f"https://api.telegram.org/bot{self.__bot_token}/getUpdates",
params = {
"offset": update_id,
"limit": limit,
"timeout": int(timeout)
}
)
# If the call succeeds:
if api_response.httpCode in [200, 400]:
api_json = await api_response.get_json()
# api_response.message = api_json["description"]
api_response.data = api_json
# if api_json["ok"]:
# api_response.success = True
# Done here:
return api_response
# *****************************************************************************************************************
# ***** ****
# *** MAIN PROGRAM ***
# ***** ****
# *****************************************************************************************************************
if __name__ == "__main__":
import asyncio
async def main():
# Create the instance and define needed variables:
my_tg = AsyncTelegramBot(bot_token = r"7003670393:AAH9qF6XGqa-u2_TM2JCUkP0Fp48kMw8Ka8")
recipient_chat_id = ""
# Test out the services:
# tg_response = await my_tg.bot_info()
# tg_response = await my_tg.set_webhook(webhook_url = r"https://api.thecaoffice.com/converse/chat/webhook/123")
# tg_response = await my_tg.delete_webhook()
tg_response = await my_tg.get_updates(update_id = 946018731, limit = 5)
# Show the response:
print("SUMMARY:", tg_response.to_markdown(), "\n\n---\n\n")
if tg_response.success: print("DATA:", json.to_string(tg_response.data, default = str))
else: print("JSON:", json.to_string(await tg_response.get_json(), default = str))
asyncio.run(main())