def createChat(chatId, user, partner):

#todo 채팅 멤버에 자신 추가
chat_data = dict()
last_message = dict()
gen_key = chatrooms_ref.push()
last_message['messageId'] = gen_key.key
last_message['uid'] = user.firebase_uid
last_message['unreadCount'] = 0
last_message['messageDate'] = time.time()
last_message['messageType'] = "TEXT"
last_message['messageText'] = ""

chat_data['chatroom_id'] = chatId
chat_data['partner_id'] = partner.id
chat_data['partner_firebase_uid'] = partner.firebase_uid
chat_data['created_date'] = time.time()
chat_data['disabled'] = False
chat_data['last_message'] = last_message
chat_data['nickname'] = partner.nick
chat_data['photoUri'] = partner.profile_image_url
chat_data['totalUnreadCount'] = 0

# 다가온 유저 추가
appUser_data = dict()

appUser_data['nickname'] = user.nick
appUser_data['user_id'] = user.id
appUser_data['photoUri'] = user.profile_image_url

#chat_members 추가
members_data = dict()
members_data['user_uid'] = user.firebase_uid
print("why?")
approachingUsers_ref.child(partner.firebase_uid).child(user.firebase_uid).set(appUser_data)
chatrooms_ref.child(user.firebase_uid).child(chatId).set(chat_data)
members_ref.child(chatId).set(members_data)