//! This module provides a central `Context` type that ties together all the
//! different bits of client state.

use parking_lot::Mutex;

use crate::login::LoginStatus;
use crate::room::RoomMap;
use crate::user::UserMap;

/// Contains all the different bits of client state.
///
/// Implements `Sync`.
#[derive(Debug)]
pub struct Context {
  pub login: Mutex<LoginStatus>,
  pub rooms: Mutex<RoomMap>,
  pub users: Mutex<UserMap>,
}

impl Context {
  /// Creates a new empty context.
  pub fn new() -> Self {
    Self {
      login: Mutex::new(LoginStatus::Todo),
      rooms: Mutex::new(RoomMap::new()),
      users: Mutex::new(UserMap::new()),
    }
  }
}

#[cfg(test)]
mod tests {
  use super::Context;

  #[test]
  fn new_context_is_empty() {
    let context = Context::new();
    assert_eq!(context.rooms.lock().get_room_list(), vec![]);
    assert_eq!(context.users.lock().get_list(), vec![]);
  }

  #[test]
  fn context_is_sync() {
    let _sync: &dyn Sync = &Context::new();
  }
}