continuwuity/src/api/client_server/typing.rs

use ruma::api::client::{error::ErrorKind, typing::create_typing_event};

use crate::{services, utils, Error, Result, Ruma};

/// # `PUT /_matrix/client/r0/rooms/{roomId}/typing/{userId}`
///
/// Sets the typing state of the sender user.
pub async fn create_typing_event_route(
	body: Ruma<create_typing_event::v3::Request>,
) -> Result<create_typing_event::v3::Response> {
	use create_typing_event::v3::Typing;

	let sender_user = body.sender_user.as_ref().expect("user is authenticated");

	if !services().rooms.state_cache.is_joined(sender_user, &body.room_id)? {
		return Err(Error::BadRequest(ErrorKind::Forbidden, "You are not in this room."));
	}

	if let Typing::Yes(duration) = body.state {
		services()
			.rooms
			.edus
			.typing
			.typing_add(
				sender_user,
				&body.room_id,
				duration.as_millis() as u64 + utils::millis_since_unix_epoch(),
			)
			.await?;
	} else {
		services().rooms.edus.typing.typing_remove(sender_user, &body.room_id).await?;
	}

	Ok(create_typing_event::v3::Response {})
}