main.kv

ScreenManager:
    id: screen_manager
    #:import TypeToWriteScreen typetowritescreen.typetowritescreen.TypeToWriteScreen
    #:import FirebaseLoginScreen firebaseloginscreen.firebaseloginscreen.FirebaseLoginScreen
    FirebaseLoginScreen:
        id:firebaseloginscreen
        name:"firebaseloginscreen"
        
        # This should be YOUR web_api_key

        on_login_success:


            if self.login_state == 'in': app.local_id = self.localId
            #If login state = in it will make local_id as self.local id
            if self.login_state == 'in': app.user_idToken = self.idToken

            if self.login_state == 'in': screen_manager.current = 'typetowritescreen'
            #if the login and signup correct it will redirect you to screen1



    TypeToWriteScreen:

        id:typetowritescreen
        name:"typetowritescreen"