def get_user_com_chats(user_id):
try:
chat_members = SESSION.query(ChatMembers).filter(
ChatMembers.user == int(user_id)).all()
return [i.chat for i in chat_members]
finally:
SESSION.close()
def rem_chat(chat_id):
with INSERTION_LOCK:
chat = SESSION.query(Chats).get(str(chat_id))
if chat:
SESSION.delete(chat)
SESSION.commit()
else:
SESSION.close()
def del_user(user_id):
with INSERTION_LOCK:
curr = SESSION.query(Users).get(user_id)
if curr:
SESSION.delete(curr)
SESSION.commit()
return True
ChatMembers.query.filter(ChatMembers.user == user_id).delete()
SESSION.commit()
SESSION.close()
return False
def num_users():
try:
return SESSION.query(Users).count()
finally:
SESSION.close()
def num_chats():
try:
return SESSION.query(Chats).count()
finally:
SESSION.close()
def get_user_num_chats(user_id):
try:
return SESSION.query(ChatMembers).filter(
ChatMembers.user == int(user_id)).count()
finally:
SESSION.close()
def get_all_users():
try:
return SESSION.query(Users).all()
finally:
SESSION.close()
def get_all_chats():
try:
return SESSION.query(Chats).all()
finally:
SESSION.close()
def get_chat_members(chat_id):
try:
return SESSION.query(ChatMembers).filter(
ChatMembers.chat == str(chat_id)).all()
finally:
SESSION.close()
def get_name_by_userid(user_id):
try:
return SESSION.query(Users).get(Users.user_id == int(user_id)).first()
finally:
SESSION.close()
def get_userid_by_name(username):
try:
return SESSION.query(Users).filter(
func.lower(Users.username) == username.lower()).all()
finally:
SESSION.close()