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161 lines
4.0 KiB
161 lines
4.0 KiB
use anyhow::Context as AnyhowContext;
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use log::error;
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use solstice_proto::server::RoomJoinRequest;
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use solstice_proto::ServerRequest;
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use crate::context::Context;
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use crate::control;
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use crate::message_handler::MessageHandler;
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#[derive(Debug, Default)]
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pub struct RoomJoinRequestHandler;
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fn start_joining(context: &mut Context, room_name: &str) -> anyhow::Result<()> {
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let room = context.state.rooms.get_mut_strict(room_name)?;
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room.start_joining().map_err(|err| {
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let response =
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control::Response::RoomJoinResponse(control::RoomJoinResponse {
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room_name: room_name.to_string(),
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room: room.clone_state(),
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});
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if let Err(err) = context.control_response_tx.blocking_send(response) {
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error!(
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"Failed to send RoomJoinResponse for room {}: {}",
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room_name, err
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);
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}
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err.into()
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})
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}
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impl MessageHandler for RoomJoinRequestHandler {
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type Message = String;
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fn run(
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self,
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context: &mut Context,
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room_name: &Self::Message,
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) -> anyhow::Result<()> {
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start_joining(context, room_name).context("joining room")?;
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context
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.server_request_tx
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.blocking_send(ServerRequest::RoomJoinRequest(RoomJoinRequest {
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room_name: room_name.clone(),
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}))
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.context("sending server request")?;
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Ok(())
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}
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fn name() -> String {
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"RoomJoinRequestHandler".to_string()
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}
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}
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#[cfg(test)]
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mod tests {
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use anyhow::Context;
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use solstice_proto::server::RoomJoinRequest;
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use solstice_proto::ServerRequest;
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use crate::context::{ContextBundle, ContextOptions};
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use crate::control;
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use crate::message_handler::MessageHandler;
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use crate::room::{RoomMembership, RoomState, RoomVisibility};
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use super::RoomJoinRequestHandler;
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#[test]
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fn run_failure() -> anyhow::Result<()> {
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let mut bundle = ContextBundle::default();
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RoomJoinRequestHandler::default()
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.run(&mut bundle.context, &"bleep".to_string())
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.unwrap_err();
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// Room state has not changed.
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assert_eq!(bundle.context.state.rooms.get_room_list(), vec![]);
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// Close the channel, so we can observe it was empty without hanging.
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drop(bundle.context.server_request_tx);
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assert_eq!(bundle.server_request_rx.blocking_recv(), None);
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Ok(())
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}
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#[test]
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fn run_already_joined_responds_immediately() -> anyhow::Result<()> {
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let mut room = RoomState::new(RoomVisibility::Public, 3);
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room.membership = RoomMembership::Member;
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let mut options = ContextOptions::default();
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options
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.initial_state
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.rooms
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.insert("bleep".to_string(), room.clone());
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let mut bundle = ContextBundle::new(options);
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RoomJoinRequestHandler::default()
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.run(&mut bundle.context, &"bleep".to_string())
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.unwrap_err();
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// Room state has not changed.
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assert_eq!(
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bundle.context.state.rooms.get_room_list(),
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vec![("bleep".to_string(), room.clone())]
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);
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assert_eq!(
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bundle.control_response_rx.blocking_recv(),
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Some(control::Response::RoomJoinResponse(
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control::RoomJoinResponse {
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room_name: "bleep".to_string(),
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room,
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}
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))
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);
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Ok(())
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}
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#[test]
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fn run_success() -> anyhow::Result<()> {
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let mut options = ContextOptions::default();
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options.initial_state.rooms.insert(
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"bleep".to_string(),
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RoomState::new(RoomVisibility::Public, 3),
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);
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let mut bundle = ContextBundle::new(options);
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RoomJoinRequestHandler::default()
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.run(&mut bundle.context, &"bleep".to_string())
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.context("running handler")?;
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let request = bundle.server_request_rx.blocking_recv().unwrap();
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// Room state has been altered to reflect the request.
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assert_eq!(
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bundle
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.context
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.state
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.rooms
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.get_strict("bleep")
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.context("getting room")?
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.clone_state()
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.membership,
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RoomMembership::Joining
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);
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// The request is forwarded onwards.
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assert_eq!(
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request,
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ServerRequest::RoomJoinRequest(RoomJoinRequest {
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room_name: "bleep".to_string(),
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})
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);
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Ok(())
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}
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}
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