unpin_all_forum_topic_messages

template<class Agent>
api_result<boolean_t, Agent&&> unpin_all_forum_topic_messages(Agent &&agent, unpin_all_forum_topic_messages_args_t args)

template<class Agent, class F>
void unpin_all_forum_topic_messages(Agent &&agent, unpin_all_forum_topic_messages_args_t args, F &&callback)

agent is any object satisfying agent concept.

callback is any callable object accepting expected<boolean_t>.

Use this method to clear the list of pinned messages in a forum topic. The bot must be an administrator in the chat for this to work and must have the can_pin_messages administrator right in the supergroup. Returns True on success.

struct unpin_all_forum_topic_messages_args_t

Arguments that should be passed to unpin_all_forum_topic_messages().

variant_t<integer_t, string_t> chat_id

Unique identifier for the target chat or username of the target supergroup (in the format @supergroupusername)

integer_t message_thread_id

Unique identifier for the target message thread of the forum topic