Golang tribrpc.DeleteTribbleReply類代碼示例

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	key := util.FormatUserKey(args.UserID)
	post_key := args.PostKey

	if !ts.checkIfKnown(key) {
		reply.Status = tribrpc.NoSuchUser
	} else if !ts.checkIfKnown(post_key) {
		reply.Status = tribrpc.NoSuchPost
	} else {
		err := ts.storage.Delete(post_key)
		if err != nil {
			return err
		}

		triblist_key := util.FormatTribListKey(args.UserID)
		err = ts.storage.RemoveFromList(triblist_key, post_key)
		if err != nil {
			return err
		}

		reply.Status = tribrpc.OK

	}
	return nil
}

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	userkey := util.FormatUserKey(args.UserID)
	_, userErr := ts.libstore.Get(userkey)
	if userErr != nil {
		reply.Status = tribrpc.NoSuchUser
	} else {

		delErr := ts.libstore.Delete(args.PostKey)
		if delErr != nil {
			reply.Status = tribrpc.NoSuchPost
			return nil
		}

		tribkey := util.FormatTribListKey(args.UserID)
		delListErr := ts.libstore.RemoveFromList(tribkey, args.PostKey)
		if delListErr != nil {
			reply.Status = tribrpc.NoSuchPost
			return nil
		}

		reply.Status = tribrpc.OK

	}
	return nil
}

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	if args == nil {
		return errors.New("ts: Can't delete nil")
	}
	if reply == nil {
		return errors.New("ts: Can't reply with nil in Delete")
	}

	_, err := ts.ls.Get(util.FormatUserKey(args.UserID))
	if err != nil {
		reply.Status = tribrpc.NoSuchUser
		return nil
	}

	err = ts.ls.RemoveFromList(util.FormatTribListKey(args.UserID), args.PostKey)
	if err != nil {
		reply.Status = tribrpc.NoSuchPost
		return nil
	}
	if ts.ls.Delete(args.PostKey) != nil {
		reply.Status = tribrpc.NoSuchPost
		return errors.New("Fatal, failed to delete a key")
	}

	reply.Status = tribrpc.OK
	return nil
}

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	user_id := util.FormatUserKey(args.UserID)

	// If the user_id doesn't exist
	// Reture NoSuchUser
	_, err := ts.lib_store.Get(user_id)
	if err != nil {
		reply.Status = tribrpc.NoSuchUser
		return nil
	}

	user_trib_list_key := util.FormatTribListKey(args.UserID)
	err = ts.lib_store.RemoveFromList(user_trib_list_key, args.PostKey)
	if err != nil {
		reply.Status = tribrpc.NoSuchPost
		fmt.Println(2)
		return nil
	}

	err = ts.lib_store.Delete(args.PostKey)
	if err != nil {
		reply.Status = tribrpc.NoSuchPost
		return nil
	}

	reply.Status = tribrpc.OK
	return nil
}

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	if ts.userExist(args.UserID) == false {
		reply.Status = tribrpc.NoSuchUser
		return nil
	}
	reply.Status = tribrpc.OK
	err := ts.ls.Delete(args.PostKey)
	if err != nil {
		reply.Status = tribrpc.NoSuchPost
	}
	err = ts.ls.RemoveFromList(util.FormatTribListKey(args.UserID), args.PostKey)
	if err != nil {
		reply.Status = tribrpc.NoSuchPost
	}
	return nil
}

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	userkey := util.FormatUserKey(args.UserID)

	// Make sure user exists
	if _, eu := ts.ls.Get(userkey); eu != nil {
		reply.Status = tribrpc.NoSuchUser
		return nil
	}

	postkey := args.PostKey

	// Make sure the Tribble exists
	if err := ts.ls.Delete(postkey); err != nil {
		reply.Status = tribrpc.NoSuchPost
		return nil
	}
	// Make sure the Tribble is in this user's list
	if err := ts.ls.RemoveFromList(util.FormatTribListKey(args.UserID), postkey); err != nil {
		reply.Status = tribrpc.NoSuchPost
		return nil
	}
	reply.Status = tribrpc.OK
	return nil
}

func (ts *tribServer) DeleteTribble(args *tribrpc.DeleteTribbleArgs, reply *tribrpc.DeleteTribbleReply) error {
	if DBG {
		fmt.Println("-----> Delete(), postKey: ", args.PostKey)
	}

	var usrID string = args.UserID
	var postKey string = args.PostKey

	if DBG {
		fmt.Println("Delete(), postKey: ", postKey)
	}
	//check if user present in server
	_, err := ts.libStore.Get(util.FormatUserKey(usrID))

	if err != nil {
		switch err.Error() {
		case WRONG_SERVER:
			fmt.Println("ERROR: WRONG SERVER in tribserver")
			return errors.New("Wrong server contacted!")

		case KEY_NOT_FOUND:
			reply.Status = tribrpc.NoSuchUser
			return nil

		default:
			fmt.Println("ERROR in tribserver: wrong error message received")
		}

	}

	//check if postKey is stored
	_, err = ts.libStore.Get(postKey)

	if err != nil {
		switch err.Error() {
		case WRONG_SERVER:
			fmt.Println("ERROR: WRONG SERVER in tribserver")
			return errors.New("Wrong server contacted!")

		case KEY_NOT_FOUND:
			reply.Status = tribrpc.NoSuchPost
			return nil

		default:
			fmt.Println("ERROR in tribserver: wrong error message received")
			return nil
		}
	}

	errDelPost := ts.libStore.Delete(postKey)
	errDelKey :=
		ts.libStore.RemoveFromList(util.FormatTribListKey(usrID), postKey)

	if errDelPost != nil {
		fmt.Println("Error deleting post")
		return nil
	}

	if errDelKey != nil {
		fmt.Println("Error removing key from list")
		return nil
	}

	reply.Status = tribrpc.OK
	return nil
}