Finish login

Cargo.toml

@@ -3,6 +3,7 @@ name = "retrix"
 authors = ["Amanda Graven <amanda@amandag.net>"]
 version = "0.1.0"
 edition = "2018"
+resolver = "2"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
@@ -10,14 +11,15 @@ edition = "2018"
 directories = "3.0"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
+url = { version = "2.2", features = ["serde"] }
 
 [dependencies.iced]
 git = "https://github.com/hecrj/iced"
-rev = "a08e4eb"
-features = ["image", "svg", "debug"]
+rev = "378a135"
+features = ["image", "svg", "debug", "tokio"]
 
 [dependencies.matrix-sdk]
 git = "https://github.com/matrix-org/matrix-rust-sdk"
-rev = "1fd1570"
+rev = "9e1024f"
 default-features = false
 features = ["encryption", "sled_state_store", "sled_cryptostore", "rustls-tls", "require_auth_for_profile_requests"]

src/main.rs

@@ -5,8 +5,7 @@
 	trivial_casts,
 	trivial_numeric_casts,
 	unused_extern_crates,
-	unused_allocation,
-	unused_qualifications
+	unused_allocation
 )]
 
 use config::Config;
@@ -18,6 +17,8 @@ use crate::{config::Session, ui::Retrix};
 extern crate directories as dirs;
 
 pub mod config;
+pub mod matrix;
+pub mod style;
 pub mod ui;
 
 fn main() {

src/matrix.rs

@@ -0,0 +1,90 @@
+use std::path::{Path, PathBuf};
+
+use matrix_sdk::{
+	config::ClientConfig,
+	reqwest::Url,
+	ruma::{DeviceIdBox, UserId},
+	Client,
+};
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct Session {
+	/// The homeserver URL
+	pub homeserver: Url,
+	/// Access token for authentication
+	pub access_token: String,
+	/// The user's mxid.
+	pub user_id: UserId,
+	/// The user's device ID.
+	pub device_id: DeviceIdBox,
+}
+
+/// Create a matrix client and log it in to the server at the given URL with the
+/// given credentials.
+pub async fn login(url: &str, user: &str, password: &str) -> Result<Client, LoginError> {
+	let url: Url =
+		if !url.contains("://") { format!("https://{}", url).parse() } else { url.parse() }?;
+	let client = Client::new_with_config(url.clone(), config()?)?;
+	let response = client.login(user, password, None, None).await?;
+	let session = Session {
+		homeserver: url,
+		access_token: response.access_token,
+		user_id: response.user_id,
+		device_id: response.device_id,
+	};
+	Ok(client)
+}
+
+/// Errors that can happen when logging in
+#[derive(Debug)]
+pub enum LoginError {
+	/// Invalid URL
+	Url(url::ParseError),
+	/// Matrix SDK error
+	Sdk(matrix_sdk::Error),
+	/// I/O error
+	Io(std::io::Error),
+}
+
+impl std::fmt::Display for LoginError {
+	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+		match self {
+			LoginError::Url(_) => write!(f, "Invalid homeserver address"),
+			LoginError::Sdk(e) => write!(f, "{}", e),
+			LoginError::Io(e) => write!(f, "Filesystem error: {}", e),
+		}
+	}
+}
+
+impl std::error::Error for LoginError {}
+
+impl From<url::ParseError> for LoginError {
+	fn from(e: url::ParseError) -> Self {
+		LoginError::Url(e)
+	}
+}
+
+impl From<matrix_sdk::Error> for LoginError {
+	fn from(e: matrix_sdk::Error) -> Self {
+		LoginError::Sdk(e)
+	}
+}
+
+impl From<std::io::Error> for LoginError {
+	fn from(e: std::io::Error) -> Self {
+		LoginError::Io(e)
+	}
+}
+
+/// Configuration for `Clients`.
+fn config() -> Result<ClientConfig, std::io::Error> {
+	Ok(ClientConfig::new().store_path(&path()?))
+}
+
+/// The path the the sdk store should be put in.
+fn path() -> Result<PathBuf, std::io::Error> {
+	let path = Path::new(&std::env::var_os("HOME").unwrap()).join(".config").join("retrix");
+	std::fs::create_dir_all(&path)?;
+	Ok(path)
+}

src/style.rs

@@ -0,0 +1,24 @@
+//! Style definitions for various elements
+
+/// Style definitions for [`iced::Container`]
+pub mod container {
+	use iced::{
+		container::{Style, StyleSheet},
+		Color,
+	};
+
+	#[derive(Debug)]
+	/// Style for a container displaying an error message
+	pub struct Error;
+
+	impl StyleSheet for Error {
+		fn style(&self) -> Style {
+			iced::container::Style {
+				background: Color::from_rgb(1.0, 0.0, 0.0).into(),
+				text_color: Some(Color::from_rgb(1.0, 1.0, 1.0)),
+				border_radius: 2.0,
+				..Default::default()
+			}
+		}
+	}
+}

src/ui.rs

@@ -5,6 +5,7 @@ use iced::Command;
 use crate::config;
 
 pub mod login;
+pub mod session;
 
 /// Data for the running application
 #[derive(Debug)]
@@ -20,6 +21,8 @@ pub struct Retrix {
 pub enum View {
 	/// The login prompt
 	Login(login::Login),
+	/// The main view
+	Main(session::View),
 }
 
 /// A message notifying application state should change
@@ -36,7 +39,7 @@ pub enum Message {
 pub struct Flags {
 	/// The application configuration
 	pub config: config::Config,
-	/// The session data if we've loggen in
+	/// The session data if we've logged in
 	pub session: Option<config::Session>,
 }
 
@@ -54,12 +57,12 @@ impl iced::Application for Retrix {
 		String::from("Retrix")
 	}
 
-	fn update(
-		&mut self,
-		message: Self::Message,
-		_clipboard: &mut iced::Clipboard,
-	) -> Command<Self::Message> {
+	fn update(&mut self, message: Self::Message) -> Command<Self::Message> {
 		match (&mut self.view, message) {
+			(_, Message::Login(login::Message::LoggedIn(client))) => {
+				self.view = View::Main(session::View::with_client(client));
+				Command::none()
+			}
 			(View::Login(ref mut view), Message::Login(message)) => view.update(message),
 			_ => {
 				eprint!("WARN: Received a message for an inactive view");
@@ -71,6 +74,7 @@ impl iced::Application for Retrix {
 	fn view(&mut self) -> iced::Element<'_, Self::Message> {
 		match self.view {
 			View::Login(ref mut login) => login.view(),
+			View::Main(ref mut view) => view.view(),
 		}
 	}
 

src/ui/login.rs

@@ -5,7 +5,8 @@ use iced::{
 	Button, Column, Command, Container, Element, Length, Space, Text, TextInput, Toggler,
 };
 
-use self::Message::{InputHomeserver, InputPassword, InputUser, LoginFailed, TogglePassword};
+use self::Message::*;
+use crate::{matrix, style};
 
 /// Data for the login prompt
 #[derive(Debug, Default)]
@@ -20,6 +21,8 @@ pub struct Login {
 	homeserver: String,
 	/// Whether we're waiting for a response to a login attempt
 	waiting: bool,
+	/// The text of an error message
+	error: Option<String>,
 
 	/// Widget state
 	state: State,
@@ -49,10 +52,14 @@ pub enum Message {
 	InputHomeserver(String),
 	/// The "show password" toggle has been switched.
 	TogglePassword(bool),
-	/// Triggers login
+	/// Triggers login.
 	Login,
-	/// A login attempt failed
+	/// A login attempt failed.
 	LoginFailed(String),
+	/// Login completed.
+	LoggedIn(matrix_sdk::Client),
+	/// Hide the error message.
+	ResetError,
 }
 
 impl Login {
@@ -63,23 +70,41 @@ impl Login {
 			InputPassword(input) => self.password = input,
 			InputHomeserver(input) => self.homeserver = input,
 			TogglePassword(toggle) => self.show_password = toggle,
-			Message::Login => {
+			Login => {
 				self.waiting = true;
-				let command = async {
-					std::thread::sleep_ms(1000);
-					super::Message::from(LoginFailed(String::from("Not implemented :(")))
+				let homeserver = self.homeserver.clone();
+				let user = self.user.clone();
+				let password = self.password.clone();
+				let command = async move {
+					let client = match matrix::login(&homeserver, &user, &password).await {
+						Ok(client) => client,
+						Err(e) => return LoginFailed(e.to_string()),
 					};
-				return command.into();
+					LoggedIn(client)
+				};
+				return Command::perform(command, super::Message::from);
 			}
 			LoginFailed(error) => {
 				self.waiting = false;
+				self.error = Some(error);
 			}
+			LoggedIn(_) => (),
+			ResetError => self.error = None,
 		};
 		Command::none()
 	}
 
 	/// Generate widgets for this view
 	pub fn view(&mut self) -> Element<super::Message> {
+		let error_message: iced::Element<_> = match self.error {
+			Some(ref error) => Container::new(Text::new(error.clone()))
+				.center_x()
+				.width(Length::Fill)
+				.padding(5)
+				.style(style::container::Error)
+				.into(),
+			None => Space::new(0.into(), 0.into()).into(),
+		};
 		let user_input =
 			TextInput::new(&mut self.state.user, "alice", &self.user, |i| InputUser(i).into())
 				.padding(5);
@@ -110,7 +135,7 @@ impl Login {
 		let login_button = Button::new(
 			&mut self.state.login,
 			Text::new("Log in")
-				.horizontal_alignment(iced::HorizontalAlignment::Center)
+				.horizontal_alignment(iced::alignment::Horizontal::Center)
 				.width(Length::Fill),
 		)
 		.on_press(Message::Login.into())
@@ -118,6 +143,7 @@ impl Login {
 
 		let mut column = Column::new()
 			.width(500.into())
+			.push(error_message)
 			.push(Text::new("User name"))
 			.push(user_input)
 			.push(Space::with_height(10.into()))
@@ -130,7 +156,7 @@ impl Login {
 			.push(login_button);
 
 		if self.waiting {
-			column = column.push(Text::new("Loggin in"));
+			column = column.push(Text::new("Logging in"));
 		}
 
 		Container::new(column).center_x().center_y().width(Length::Fill).height(Length::Fill).into()

src/ui/session.rs

@@ -0,0 +1,53 @@
+//! View for a logged in session
+
+use std::collections::HashMap;
+
+use iced::{Element, Row, Space};
+use matrix_sdk::{ruma::RoomId, Client};
+
+/// The main view, for a logged in session
+#[derive(Clone, Debug)]
+pub struct View {
+	client: matrix_sdk::Client,
+
+	/// List of known rooms
+	room_list: RoomList,
+
+	/// Widget state
+	state: State,
+}
+
+/// Widget state.
+#[derive(Clone, Debug, Default)]
+struct State {}
+
+/// The list of rooms
+#[derive(Clone, Debug, Default)]
+pub struct RoomList {
+	names: HashMap<RoomId, String>,
+}
+
+impl RoomList {
+	fn view(&mut self) -> Element<super::Message> {
+		Space::new(0.into(), 0.into()).into()
+	}
+}
+
+/// State change notification
+#[derive(Debug)]
+pub enum Message {
+	/// The name for a room has been recalculated.
+	RoomName(RoomId, String),
+}
+
+impl View {
+	/// Create a new view.
+	pub fn with_client(client: Client) -> Self {
+		Self { client, room_list: RoomList::default(), state: State::default() }
+	}
+
+	/// Generate widgets
+	pub fn view(&mut self) -> Element<super::Message> {
+		Row::new().push(self.room_list.view()).into()
+	}
+}