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from threading import RLock
from time import time
from Powers import LOGGER
from Powers.database import MongoDB
INSERTION_LOCK = RLock()
# Locall cache languages for users!!
LANG_CACHE = {}
class Langs(MongoDB):
"""Class for language options in bot."""
db_name = "langs"
def __init__(self, chat_id: int) -> None:
super().__init__(self.db_name)
self.chat_id = chat_id
self.chat_info = self.__ensure_in_db()
def get_chat_type(self):
return "supergroup" if str(self.chat_id).startswith("-100") else "user"
def set_lang(self, lang: str):
with INSERTION_LOCK:
global LANG_CACHE
LANG_CACHE[self.chat_id] = lang
self.chat_info["lang"] = lang
return self.update(
{"_id": self.chat_id},
{"lang": self.chat_info["lang"]},
)
def get_lang(self):
with INSERTION_LOCK:
return self.chat_info["lang"]
@staticmethod
def load_from_db():
with INSERTION_LOCK:
collection = MongoDB(Langs.db_name)
return collection.find_all()
def __ensure_in_db(self):
try:
chat_data = {"_id": self.chat_id, "lang": LANG_CACHE[self.chat_id]}
except KeyError:
chat_data = self.find_one({"_id": self.chat_id})
if not chat_data:
chat_type = self.get_chat_type()
new_data = {"_id": self.chat_id, "lang": "en", "chat_type": chat_type}
self.insert_one(new_data)
LOGGER.info(f"Initialized Language Document for chat {self.chat_id}")
return new_data
return chat_data
# Migrate if chat id changes!
def migrate_chat(self, new_chat_id: int):
old_chat_db = self.find_one({"_id": self.chat_id})
new_data = old_chat_db.update({"_id": new_chat_id})
self.insert_one(new_data)
self.delete_one({"_id": self.chat_id})
@staticmethod
def repair_db(collection):
all_data = collection.find_all()
keys = {"lang": "en", "chat_type": ""}
for data in all_data:
for key, val in keys.items():
try:
_ = data[key]
except KeyError:
LOGGER.warning(
f"Repairing Langs Database - setting '{key}:{val}' for {data['_id']}",
)
collection.update({"_id": data["_id"]}, {key: val})
def __pre_req_all_langs():
start = time()
LOGGER.info("Starting Langs Database Repair...")
collection = MongoDB(Langs.db_name)
Langs.repair_db(collection)
LOGGER.info(f"Done in {round((time() - start), 3)}s!")
def __load_lang_cache():
global LANG_CACHE
collection = MongoDB(Langs.db_name)
all_data = collection.find_all()
LANG_CACHE = {i["_id"]: i["lang"] for i in all_data}
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