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tenebrous-dicebot
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Web API, Web UI #86

Merged
projectmoon merged 37 commits from web-api into master 2021-07-15 15:04:54 +00:00
Conversation 0 Commits 37 Files Changed 49 +7324 -97
49 changed files with 7324 additions and 97 deletions
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3
.gitignore vendored
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@ -12,3 +12,6 @@ bigboy
.#* .#*
*.sqlite *.sqlite
.tmp* .tmp*
node_modules
dist/
yarn-error.log

1246
Cargo.lock generated
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2
Cargo.toml
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@ -3,4 +3,6 @@
members = [ members = [
"dicebot", "dicebot",
"rpc", "rpc",
"api",
"web-ui/crate",
] ]

22
api/Cargo.toml Normal file
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@ -0,0 +1,22 @@
[package]
name = "tenebrous-api"
version = "0.1.0"
authors = ["projectmoon <projectmoon@agnos.is>"]
edition = "2018"
[dependencies]
log = "0.4"
tracing-subscriber = "0.2"
tonic = { version = "0.4" }
prost = "0.7"
thiserror = "1.0"
substring = "1.4"
jsonwebtoken = "7.2"
chrono = "0.4"
serde = {version = "1.0", features = ["derive"] }
serde_json = {version = "1.0" }
tenebrous-rpc = { path = "../rpc" }
juniper = { git = "https://github.com/graphql-rust/juniper", branch = "master" }
juniper_rocket_async = { git = "https://github.com/graphql-rust/juniper", branch = "master" }
rocket = { version = "0.5.0-rc.1", features = ["json", "secrets"] }
rocket_cors = { git = "https://github.com/lawliet89/rocket_cors", branch = "master" }

10
api/Rocket.toml Normal file
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@ -0,0 +1,10 @@
[default]
address = "0.0.0.0"
port = 10000
keep_alive = 5
read_timeout = 5
write_timeout = 5
log = "normal"
limits = { forms = 32768 }
origins = [ "http://localhost:8000" ]
jwt_secret = "abc123"

1277
api/dist/app.bundle.js vendored Normal file
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9
api/dist/index.html vendored Normal file
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@ -0,0 +1,9 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Webpack App</title>
<meta name="viewport" content="width=device-width, initial-scale=1"></head>
<body>
<script src="app.bundle.js"></script></body>
</html>

90
api/src/api.rs Normal file
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@ -0,0 +1,90 @@
use crate::auth::User;
use crate::config::create_config;
use crate::schema::{self, Context, Schema};
use log::info;
use rocket::http::Method;
use rocket::{response::content, Rocket, State};
use rocket_cors::AllowedOrigins;
use std::env;
use tracing_subscriber::filter::EnvFilter;
#[rocket::get("/")]
fn graphiql() -> content::Html<String> {
juniper_rocket_async::graphiql_source("/graphql", None)
}
#[rocket::get("/graphql?<request>")]
async fn get_graphql_handler(
context: &State<Context>,
request: juniper_rocket_async::GraphQLRequest,
schema: &State<Schema>,
) -> juniper_rocket_async::GraphQLResponse {
request.execute(&*schema, &*context).await
}
#[rocket::post("/graphql", data = "<request>")]
async fn post_graphql_handler(
context: &State<Context>,
request: juniper_rocket_async::GraphQLRequest,
schema: &State<Schema>,
user: User,
) -> juniper_rocket_async::GraphQLResponse {
println!("User is {:?}", user);
request.execute(&*schema, &*context).await
}
pub async fn run() -> Result<(), Box<dyn std::error::Error>> {
let filter = if env::var("RUST_LOG").is_ok() {
EnvFilter::from_default_env()
} else {
EnvFilter::new("tenebrous_api=info,tonic=info,rocket=info,rocket_cors=info")
};
tracing_subscriber::fmt().with_env_filter(filter).init();
log::info!("Setting up gRPC connection");
let rocket = Rocket::build();
let config = create_config(&rocket);
info!("Allowed CORS origins: {}", config.allowed_origins.join(","));
//TODO move to config
let client = tenebrous_rpc::create_client("http://localhost:9090", "abc123").await?;
let context = Context {
dicebot_client: client,
};
let schema = schema::schema();
let allowed_origins = AllowedOrigins::some_exact(&config.allowed_origins);
let cors = rocket_cors::CorsOptions {
allowed_origins,
allowed_methods: vec![Method::Get, Method::Post]
.into_iter()
.map(From::from)
.collect(),
allow_credentials: true,
..Default::default()
}
.to_cors()?;
let routes: Vec<rocket::Route> = {
rocket::routes![graphiql, get_graphql_handler, post_graphql_handler]
.into_iter()
.chain(crate::auth::routes().into_iter())
.collect()
};
rocket
.mount("/", routes)
.attach(cors)
.manage(context)
.manage(schema)
.manage(config)
.launch()
.await
.expect("server to launch");
Ok(())
}

154
api/src/auth.rs Normal file
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@ -0,0 +1,154 @@
use crate::config::Config;
use crate::errors::ApiError;
use chrono::{Duration, Utc};
use jsonwebtoken::{decode, encode, Algorithm, DecodingKey, EncodingKey, Header, Validation};
use rocket::response::status::Custom;
use rocket::{http::SameSite, request::local_cache};
use rocket::{
http::Status,
serde::{json::Json, Deserialize, Serialize},
};
use rocket::{
http::{Cookie, CookieJar},
outcome::Outcome,
};
use rocket::{
outcome::IntoOutcome,
request::{self, FromRequest, Request},
};
use rocket::{routes, Route, State};
use substring::Substring;
#[derive(Clone, Debug)]
pub(crate) struct User {
username: String, //TODO more state and such here.
}
fn decode_token(token: &str, config: &Config) -> Result<Claims, ApiError> {
let token_data = decode::<Claims>(
token,
&DecodingKey::from_secret(config.jwt_secret.as_bytes()),
&Validation::default(),
)?;
Ok(token_data.claims)
}
#[rocket::async_trait]
impl<'r> FromRequest<'r> for User {
type Error = ApiError;
async fn from_request(req: &'r Request<'_>) -> request::Outcome<Self, Self::Error> {
let config: Option<&Config> = req.rocket().state();
let auth_header = req
.headers()
.get_one("Authorization")
.map(|auth| auth.substring("Bearer ".len(), auth.len()));
let token = auth_header
.zip(config)
.map(|(encoded_token, app_cfg)| decode_token(encoded_token, app_cfg))
.unwrap_or(Err(ApiError::AuthenticationDenied("username".to_string())));
match token {
Err(e) => Outcome::Failure((Status::Forbidden, e)),
Ok(token) => Outcome::Success(User {
username: token.sub,
}),
}
}
}
pub(crate) fn routes() -> Vec<Route> {
routes![login, refresh_token]
}
#[derive(Debug, Serialize, Deserialize)]
struct Claims {
exp: usize,
sub: String,
}
#[derive(Deserialize)]
struct LoginRequest<'a> {
username: &'a str,
password: &'a str,
}
fn create_token<'a>(
username: &str,
expiration: Duration,
secret: &str,
) -> Result<String, ApiError> {
let expiration = Utc::now()
.checked_add_signed(expiration)
.expect("clock went awry")
.timestamp();
let claims = Claims {
exp: expiration as usize,
sub: username.to_owned(),
};
let token = encode(
&Header::default(),
&claims,
&EncodingKey::from_secret(secret.as_bytes()),
)?;
Ok(token)
}
#[derive(Serialize)]
struct LoginResponse {
jwt_token: String,
}
/// A strongly-typed representation of the refresh token, used with a
/// FromRequest trait to decode it from the cookie.
struct RefreshToken(String);
#[rocket::async_trait]
impl<'r> FromRequest<'r> for RefreshToken {
type Error = ();
async fn from_request(request: &'r Request<'_>) -> request::Outcome<Self, Self::Error> {
let token: Option<RefreshToken> = request
.cookies()
.get_private("refresh_token")
.and_then(|cookie| cookie.value().parse::<String>().ok())
.map(|t| RefreshToken(t));
token.or_forward(())
}
}
#[rocket::post("/login", data = "<request>")]
async fn login(
request: Json<LoginRequest<'_>>,
config: &State<Config>,
cookies: &CookieJar<'_>,
) -> Result<Json<LoginResponse>, ApiError> {
let token = create_token(request.username, Duration::minutes(1), &config.jwt_secret)?;
let refresh_token = create_token(request.username, Duration::weeks(1), &config.jwt_secret)?;
let mut cookie = Cookie::new("refresh_token", refresh_token);
cookie.set_same_site(SameSite::None);
cookies.add_private(cookie);
Ok(Json(LoginResponse { jwt_token: token }))
}
#[rocket::post("/refresh")]
async fn refresh_token(
config: &State<Config>,
refresh_token: Option<RefreshToken>,
) -> Result<Json<LoginResponse>, ApiError> {
let refresh_token = refresh_token.ok_or(ApiError::RefreshTokenMissing)?;
let refresh_token = decode_token(&refresh_token.0, config)?;
//TODO check if token is valid? maybe decode takes care of it.
let token = create_token(&refresh_token.sub, Duration::minutes(1), &config.jwt_secret)?;
Ok(Json(LoginResponse { jwt_token: token }))
}

4
api/src/bin/generate_schema.rs Normal file
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@ -0,0 +1,4 @@
use tenebrous_api::schema;
fn main() {
println!("{}", schema::schema().as_schema_language());
}

22
api/src/config.rs Normal file
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@ -0,0 +1,22 @@
use rocket::{Phase, Rocket};
/// Config values for the API service. Available as a rocket request
/// guard.
pub struct Config {
/// The list of origins allowed to access the service.
pub allowed_origins: Vec<String>,
/// The secret key for signing JWTs.
pub jwt_secret: String,
}
pub fn create_config<T: Phase>(rocket: &Rocket<T>) -> Config {
let figment = rocket.figment();
let allowed_origins: Vec<String> = figment.extract_inner("origins").expect("origins");
let jwt_secret: String = figment.extract_inner("jwt_secret").expect("jwt_secret");
Config {
allowed_origins,
jwt_secret,
}
}

48
api/src/errors.rs Normal file
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@ -0,0 +1,48 @@
use rocket::http::ContentType;
use rocket::response::{self, Responder, Response};
use rocket::{http::Status, request::Request};
use std::io::Cursor;
use thiserror::Error;
#[derive(Error, Debug)]
pub enum ApiError {
#[error("user account does not exist: {0}")]
UserDoesNotExist(String),
#[error("invalid password for user account: {0}")]
AuthenticationDenied(String),
#[error("authentication token missing from request")]
AuthenticationRequired,
#[error("refresh token missing from request")]
RefreshTokenMissing,
#[error("error decoding token: {0}")]
TokenDecodingError(#[from] jsonwebtoken::errors::Error),
}
#[rocket::async_trait]
impl<'r> Responder<'r, 'static> for ApiError {
fn respond_to(self, _: &'r Request<'_>) -> response::Result<'static> {
let status = match self {
Self::UserDoesNotExist(_) => Status::Forbidden,
Self::AuthenticationRequired => Status::Forbidden,
Self::RefreshTokenMissing => Status::Forbidden,
Self::AuthenticationDenied(_) => Status::Forbidden,
Self::TokenDecodingError(_) => Status::InternalServerError,
};
//TODO certain errors might be too sensitive; need to filter them here.
let body = serde_json::json!({
"message": self.to_string()
})
.to_string();
Response::build()
.header(ContentType::JsonApi)
.status(status)
.sized_body(body.len(), Cursor::new(body))
.ok()
}
}

42
api/src/grpc_web.rs Normal file
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@ -0,0 +1,42 @@
// use std::net::SocketAddr;
// use tenebrous_rpc::protos::web_api::{
// web_api_server::{WebApi, WebApiServer},
// RoomsListReply, UserIdRequest,
// };
// use tokio::net::TcpListener;
// use tokio_stream::wrappers::TcpListenerStream;
// use tonic::{transport::Server, Request, Response, Status};
//grpc-web stuff
// struct WebApiService;
// #[tonic::async_trait]
// impl WebApi for WebApiService {
// async fn list_room(
// &self,
// request: Request<UserIdRequest>,
// ) -> Result<Response<RoomsListReply>, Status> {
// println!("Hello hopefully from a web browser");
// Ok(Response::new(RoomsListReply { rooms: vec![] }))
// }
// }
// #[tokio::main]
// pub async fn grpc_web() -> Result<(), Box<dyn std::error::Error>> {
// let addr = SocketAddr::from(([127, 0, 0, 1], 10000));
// let listener = TcpListener::bind(addr).await.expect("listener");
// let url = format!("http://{}", listener.local_addr().unwrap());
// println!("Listening at {}", url);
// let svc = tonic_web::config()
// .allow_origins(vec!["http://localhost:8000"])
// .enable(WebApiServer::new(WebApiService));
// let fut = Server::builder()
// .accept_http1(true)
// .add_service(svc)
// .serve_with_incoming(TcpListenerStream::new(listener));
// fut.await?;
// Ok(())
// }

5
api/src/lib.rs Normal file
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@ -0,0 +1,5 @@
pub mod api;
pub mod auth;
pub mod config;
pub mod errors;
pub mod schema;

5
api/src/main.rs Normal file
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@ -0,0 +1,5 @@
#[rocket::main]
pub async fn main() -> Result<(), Box<dyn std::error::Error>> {
tenebrous_api::api::run().await?;
Ok(())
}

117
api/src/schema.rs Normal file
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@ -0,0 +1,117 @@
use juniper::{
graphql_object, EmptyMutation, EmptySubscription, FieldResult, GraphQLObject, RootNode,
};
use tenebrous_rpc::protos::dicebot::GetVariableRequest;
use tenebrous_rpc::protos::dicebot::{dicebot_client::DicebotClient, UserIdRequest};
use tonic::{transport::Channel as TonicChannel, Request as TonicRequest};
/// Hide generic type behind alias.
pub type DicebotGrpcClient = DicebotClient<TonicChannel>;
/// Single room for a user.
#[derive(GraphQLObject)]
#[graphql(description = "A matrix room.")]
struct Room {
room_id: String,
display_name: String,
}
/// List of rooms a user is in.
#[derive(GraphQLObject)]
#[graphql(description = "List of rooms a user is in.")]
struct UserRoomList {
user_id: String,
rooms: Vec<Room>,
}
/// A single user variable in a room.
#[derive(GraphQLObject)]
#[graphql(description = "User variable in a room.")]
struct UserVariable {
room_id: String,
user_id: String,
variable_name: String,
value: i32,
}
/// Context passed to every GraphQL function that holds stuff we need
/// (GRPC client).
#[derive(Clone)]
pub struct Context {
pub dicebot_client: DicebotGrpcClient,
}
/// Marker trait to make the context object usable in GraphQL.
impl juniper::Context for Context {}
#[derive(Clone, Copy, Debug)]
pub struct Query;
#[graphql_object(
context = Context,
)]
impl Query {
fn api_version() -> &str {
"1.0"
}
async fn variable(
context: &Context,
room_id: String,
user_id: String,
variable: String,
) -> FieldResult<UserVariable> {
let request = TonicRequest::new(GetVariableRequest {
room_id,
user_id,
variable_name: variable,
});
let response = context
.dicebot_client
.clone()
.get_variable(request)
.await?
.into_inner();
Ok(UserVariable {
user_id: response.user_id,
room_id: response.room_id,
variable_name: response.variable_name,
value: response.value,
})
}
async fn user_rooms(context: &Context, user_id: String) -> FieldResult<UserRoomList> {
let request = TonicRequest::new(UserIdRequest { user_id });
let response = context
.dicebot_client
.clone()
.rooms_for_user(request)
.await?
.into_inner();
Ok(UserRoomList {
user_id: response.user_id,
rooms: response
.rooms
.into_iter()
.map(|grpc_room| Room {
room_id: grpc_room.room_id,
display_name: grpc_room.display_name,
})
.collect(),
})
}
}
pub type Schema = RootNode<'static, Query, EmptyMutation<Context>, EmptySubscription<Context>>;
pub fn schema() -> Schema {
Schema::new(
Query,
EmptyMutation::<Context>::new(),
EmptySubscription::<Context>::new(),
)
}

2
dicebot/Cargo.toml
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@ -36,7 +36,7 @@ barrel = { version = "0.6", features = ["sqlite3"] }
tempfile = "3" tempfile = "3"
substring = "1.4" substring = "1.4"
fuse-rust = "0.2" fuse-rust = "0.2"
tonic = "0.4" tonic = { version = "0.4" }
prost = "0.7" prost = "0.7"
tenebrous-rpc = { path = "../rpc" } tenebrous-rpc = { path = "../rpc" }

1
dicebot/src/bin/tonic_client.rs
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@ -10,7 +10,6 @@ async fn create_client(
.await?; .await?;
let bearer = MetadataValue::from_str(&format!("Bearer {}", shared_secret))?; let bearer = MetadataValue::from_str(&format!("Bearer {}", shared_secret))?;
let client = DicebotClient::with_interceptor(channel, move |mut req: Request<()>| { let client = DicebotClient::with_interceptor(channel, move |mut req: Request<()>| {
req.metadata_mut().insert("authorization", bearer.clone()); req.metadata_mut().insert("authorization", bearer.clone());
Ok(req) Ok(req)

18
dicebot/src/rpc/service.rs
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@ -63,7 +63,12 @@ impl Dicebot for DicebotRpcService {
.get_user_variable(&request.user_id, &request.room_id, &request.variable_name) .get_user_variable(&request.user_id, &request.room_id, &request.variable_name)
.await?; .await?;
Ok(Response::new(GetVariableReply { value })) Ok(Response::new(GetVariableReply {
user_id: request.user_id.clone(),
room_id: request.room_id.clone(),
variable_name: request.variable_name.clone(),
value,
}))
} }
async fn get_all_variables( async fn get_all_variables(
@ -76,7 +81,11 @@ impl Dicebot for DicebotRpcService {
.get_user_variables(&request.user_id, &request.room_id) .get_user_variables(&request.user_id, &request.room_id)
.await?; .await?;
Ok(Response::new(GetAllVariablesReply { variables })) Ok(Response::new(GetAllVariablesReply {
user_id: request.user_id.clone(),
room_id: request.user_id.clone(),
variables,
}))
} }
async fn rooms_for_user( async fn rooms_for_user(
@ -111,6 +120,9 @@ impl Dicebot for DicebotRpcService {
rooms.sort_by(sort); rooms.sort_by(sort);
Ok(Response::new(RoomsListReply { rooms })) Ok(Response::new(RoomsListReply {
user_id: user_id.into_string(),
rooms,
}))
} }
} }

12
rpc/Cargo.toml
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@ -4,11 +4,17 @@ version = "0.1.0"
authors = ["projectmoon <projectmoon@agnos.is>"] authors = ["projectmoon <projectmoon@agnos.is>"]
edition = "2018" edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html # Default is to build tonic and tonic-build as they normally are. The
# wasm feature is for WebAssmebly, and disables Tonic's transport
# feature. There is a separate grpc-web-client that can use tonic's
# requests to make grpc-web requests.
[features]
default = ["tonic/default", "tonic-build/default"]
wasm = [ "tonic/codegen", "tonic/prost", "tonic-build/prost"]
[build-dependencies] [build-dependencies]
tonic-build = "0.4" tonic-build = { version = "0.4", default_features = false }
[dependencies] [dependencies]
tonic = "0.4" tonic = { version = "0.4", default_features = false }
prost = "0.7" prost = "0.7"

14
rpc/build.rs
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@ -1,4 +1,16 @@
fn main() -> Result<(), Box<dyn std::error::Error>> { fn main() -> Result<(), Box<dyn std::error::Error>> {
tonic_build::compile_protos("protos/dicebot.proto")?; if cfg!(feature = "only-client") {
tonic_build::configure().build_server(false).compile(
&["protos/dicebot.proto", "protos/web-api.proto"],
&["protos/"],
)?;
Ok(())
} else {
tonic_build::configure().compile(
&["protos/dicebot.proto", "protos/web-api.proto"],
&["protos/"],
)?;
Ok(()) Ok(())
} }
}

12
rpc/protos/dicebot.proto
View File

@ -15,7 +15,10 @@ message GetVariableRequest {
} }
message GetVariableReply { message GetVariableReply {
int32 value = 1; string user_id = 1;
string room_id = 2;
string variable_name = 3;
int32 value = 4;
} }
message GetAllVariablesRequest { message GetAllVariablesRequest {
@ -24,7 +27,9 @@ message GetAllVariablesRequest {
} }
message GetAllVariablesReply { message GetAllVariablesReply {
map<string, int32> variables = 1; string user_id = 1;
string room_id = 2;
map<string, int32> variables = 3;
} }
message SetVariableRequest { message SetVariableRequest {
@ -48,5 +53,6 @@ message RoomsListReply {
string display_name = 2; string display_name = 2;
} }
repeated Room rooms = 1; string user_id = 1;
repeated Room rooms = 2;
} }

19
rpc/protos/web-api.proto Normal file
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@ -0,0 +1,19 @@
syntax = "proto3";
package web_api;
service WebApi {
rpc ListRoom(UserIdRequest) returns (RoomsListReply);
}
message UserIdRequest {
string user_id = 1;
}
message RoomsListReply {
message Room {
string room_id = 1;
string display_name = 2;
}
repeated Room rooms = 1;
}

23
rpc/src/lib.rs
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@ -1,5 +1,28 @@
pub mod protos { pub mod protos {
pub mod web_api {
tonic::include_proto!("web_api");
}
pub mod dicebot { pub mod dicebot {
tonic::include_proto!("dicebot"); tonic::include_proto!("dicebot");
} }
} }
use protos::dicebot::dicebot_client::DicebotClient;
use tonic::{metadata::MetadataValue, transport::Channel as TonicChannel, Request as TonicRequest};
#[cfg(feature = "default")]
pub async fn create_client(
address: &'static str,
shared_secret: &str,
) -> Result<DicebotClient<TonicChannel>, Box<dyn std::error::Error>> {
let channel = TonicChannel::from_shared(address)?.connect().await?;
let bearer = MetadataValue::from_str(&format!("Bearer {}", shared_secret))?;
let client = DicebotClient::with_interceptor(channel, move |mut req: TonicRequest<()>| {
req.metadata_mut().insert("authorization", bearer.clone());
Ok(req)
});
Ok(client)
}

0
web-ui/_custom.css Normal file
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691
web-ui/crate/Cargo.lock generated Normal file
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@ -0,0 +1,691 @@
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
[[package]]
name = "anyhow"
version = "1.0.32"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6b602bfe940d21c130f3895acd65221e8a61270debe89d628b9cb4e3ccb8569b"
[[package]]
name = "anymap"
version = "0.12.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "33954243bd79057c2de7338850b85983a44588021f8a5fee574a8888c6de4344"
[[package]]
name = "arrayvec"
version = "0.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
[[package]]
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]

47
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[package]
name = "tenebrous-web-ui"
version = "0.1.0"
authors = ["projectmoon <projectmoon@agnos.is>"]
edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[lib]
crate-type = ["cdylib", "rlib"]
[build-dependencies]
tenebrous-api = { path = "../../api" }
[dependencies]
yew = { version = "0.18" }
yewtil = {version = "0.4" }
yew-router = {version = "0.15" }
yewdux = { git = "https://github.com/intendednull/yewdux", rev = "v0.6.2"}
wasm-bindgen = { version = "0.2" }
wasm-bindgen-futures = "0.4"
js-sys = "0.3"
graphql_client = { git = "https://github.com/graphql-rust/graphql-client", branch = "master" }
graphql_client_web = { git = "https://github.com/graphql-rust/graphql-client", branch = "master" }
serde = { version = "1.0.67", features = ["derive"] }
serde_json = {version = "1.0" }
thiserror = "1.0"
jsonwebtoken = "7.2"
[dependencies.web-sys]
version = "0.3"
features = [
'Headers',
'Request',
'RequestInit',
'RequestMode',
'Response',
'Window',
]
# hopefully we can add grpc-web later instead of graphql.
# prost = { version = "0.7.0", default-features = false }
# tonic = { git = "https://github.com/hyperium/tonic", branch = "master", default-features = false, features = ["codegen", "prost"] }
# tenebrous-rpc = { path = "../../rpc", default_features = false, features = ["wasm"] }
# [build-dependencies]
# tonic-build = { version = "0.4", default-features = false, features = ["prost"] }

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web-ui/crate/build.rs Normal file
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use std::fs;
use tenebrous_api::schema;
fn main() -> Result<(), Box<dyn std::error::Error>> {
let schema_doc = schema::schema().as_schema_language();
fs::write("schema.graphql", schema_doc)?;
Ok(())
}

8
web-ui/crate/graphql/queries/get_user_variable.graphql Normal file
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query GetUserVariable($roomId: String!, $userId: String!, $variable: String!) {
variable(roomId: $roomId, userId: $userId, variable: $variable) {
roomId
userId
value
variableName
}
}

9
web-ui/crate/graphql/queries/rooms_for_user.graphql Normal file
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query RoomsForUser($userId: String!) {
userRooms(userId: $userId) {
userId
rooms {
roomId
displayName
}
}
}

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"User variable in a room."
type UserVariable {
roomId: String!
userId: String!
variableName: String!
value: Int!
}
type Query {
apiVersion: String!
variable(roomId: String!, userId: String!, variable: String!): UserVariable!
userRooms(userId: String!): UserRoomList!
}
"List of rooms a user is in."
type UserRoomList {
userId: String!
rooms: [Room!]!
}
"A matrix room."
type Room {
roomId: String!
displayName: String!
}
schema {
query: Query
}

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web-ui/crate/schema.graphql Normal file
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"User variable in a room."
type UserVariable {
roomId: String!
userId: String!
variableName: String!
value: Int!
}
type Query {
apiVersion: String!
variable(roomId: String!, userId: String!, variable: String!): UserVariable!
userRooms(userId: String!): UserRoomList!
}
"List of rooms a user is in."
type UserRoomList {
userId: String!
rooms: [Room!]!
}
"A matrix room."
type Room {
roomId: String!
displayName: String!
}
schema {
query: Query
}

88
web-ui/crate/src/api/auth.rs Normal file
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use crate::error::UiError;
use serde::{Deserialize, Serialize};
use wasm_bindgen::prelude::*;
use wasm_bindgen::JsCast;
use wasm_bindgen_futures::JsFuture;
use web_sys::{console, Request, RequestCredentials, RequestInit, RequestMode, Response};
/// A struct representing an error coming back from the REST API
/// endpoint. The API server encodes any errors as JSON objects with a
/// "message" property containing the error, and a bad status code.
#[derive(Debug, Serialize, Deserialize)]
struct ApiError {
message: Option<String>,
}
#[derive(Debug, Serialize, Deserialize)]
struct LoginResponse {
jwt_token: String,
}
async fn make_request<T>(request: Request) -> Result<T, UiError>
where
T: for<'a> Deserialize<'a>,
{
let window = web_sys::window().unwrap();
let resp_value = JsFuture::from(window.fetch_with_request(&request)).await?;
let resp: Response = resp_value.dyn_into().unwrap();
let ok = resp.ok();
let json = JsFuture::from(resp.json()?).await?;
console::log_1(&json);
//if ok, attempt to deserialize into T.
//if not ok, attempt to deserialize into struct with message, and fall back
//if that fails.
if ok {
let data: T = json.into_serde()?;
Ok(data)
} else {
let data: ApiError = json.into_serde()?;
Err(UiError::ApiError(data.message.unwrap_or_else(|| {
let status_text = resp.status_text();
let status = resp.status();
format!("[{}] - {} - unknown api error", status, status_text)
})))
}
}
pub async fn login(username: &str, password: &str) -> Result<String, UiError> {
let mut opts = RequestInit::new();
opts.method("POST");
opts.mode(RequestMode::Cors);
opts.credentials(RequestCredentials::Include);
let body = JsValue::from_str(
&serde_json::json!({
"username": username,
"password": password
})
.to_string(),
);
opts.body(Some(&body));
let url = format!("http://localhost:10000/login");
let request = Request::new_with_str_and_init(&url, &opts)?;
request.headers().set("Content-Type", "application/json")?;
request.headers().set("Accept", "application/json")?;
let response: LoginResponse = make_request(request).await?;
Ok(response.jwt_token)
}
pub async fn refresh_jwt() -> Result<String, UiError> {
let mut opts = RequestInit::new();
opts.method("POST");
opts.mode(RequestMode::Cors);
opts.credentials(RequestCredentials::Include);
let url = format!("http://localhost:10000/refresh");
let request = Request::new_with_str_and_init(&url, &opts)?;
request.headers().set("Content-Type", "application/json")?;
request.headers().set("Accept", "application/json")?;
let response: LoginResponse = make_request(request).await?;
Ok(response.jwt_token)
}

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web-ui/crate/src/api/dicebot.rs Normal file
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use graphql_client::web::Client;
use graphql_client::GraphQLQuery;
use graphql_client_web::Response;
use super::ResponseExt;
use crate::error::UiError;
#[derive(GraphQLQuery)]
#[graphql(
schema_path = "graphql/schema.graphql",
query_path = "graphql/queries/get_user_variable.graphql",
response_derives = "Debug"
)]
struct GetUserVariable;
#[derive(GraphQLQuery)]
#[graphql(
schema_path = "graphql/schema.graphql",
query_path = "graphql/queries/rooms_for_user.graphql",
response_derives = "Debug"
)]
struct RoomsForUser;
pub async fn get_user_variable(
jwt_token: &str,
room_id: &str,
user_id: &str,
variable_name: &str,
) -> Result<i64, UiError> {
let mut client = Client::new("http://localhost:10000/graphql");
client.add_header("Authorization", &format!("Bearer {}", jwt_token));
let variables = get_user_variable::Variables {
room_id: room_id.to_owned(),
user_id: user_id.to_owned(),
variable: variable_name.to_owned(),
};
let response = client.call(GetUserVariable, variables).await?;
let response: graphql_client_web::Response<get_user_variable::ResponseData> = response;
Ok(response.data()?.variable.value)
}
pub async fn rooms_for_user(
jwt_token: &str,
user_id: &str,
) -> Result<Vec<rooms_for_user::RoomsForUserUserRoomsRooms>, UiError> {
let mut client = Client::new("http://localhost:10000/graphql");
client.add_header("Authorization", &format!("Bearer {}", jwt_token));
let variables = rooms_for_user::Variables {
user_id: user_id.to_owned(),
};
let response = client.call(RoomsForUser, variables).await?;
let response: Response<rooms_for_user::ResponseData> = response;
Ok(response.data()?.user_rooms.rooms)
}

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use graphql_client_web::Response;
use crate::error::UiError;
pub mod auth;
pub mod dicebot;
/// Extensions to the GraphQL web response type to add convenience,
/// particularly when working with errors.
trait ResponseExt<T> {
/// Get the data from the response, or gather all server-side
/// errors into a UiError variant.
fn data(self) -> Result<T, UiError>;
}
impl<T> ResponseExt<T> for Response<T> {
fn data(self) -> Result<T, UiError> {
let data = self.data;
let errors = self.errors;
let data = data.ok_or_else(|| {
UiError::ApiError(
errors
.map(|errors| {
errors
.into_iter()
.map(|e| e.to_string())
.collect::<Vec<_>>()
.join(",")
})
.unwrap_or("unknown error".into()),
)
})?;
Ok(data)
}
}

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web-ui/crate/src/components/error_message.rs Normal file
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use crate::api;
use crate::error::UiError;
use crate::state::{Action, WebUiDispatcher};
use std::rc::Rc;
use wasm_bindgen::{prelude::Closure, JsCast};
use wasm_bindgen_futures::spawn_local;
use web_sys::FocusEvent;
use yew::prelude::*;
use yewdux::dispatch::Dispatcher;
use yewdux::prelude::*;
use yewtil::NeqAssign;
#[doc(hidden)]
pub(crate) struct YewduxErrorMessage {
dispatch: WebUiDispatcher,
link: ComponentLink<YewduxErrorMessage>,
}
pub(crate) type ErrorMessage = WithDispatch<YewduxErrorMessage>;
impl YewduxErrorMessage {
fn view_error(&self, error: &str) -> Html {
html! {
<div class="alert alert-danger" role="alert">
{ error }
</div>
}
}
}
impl Component for YewduxErrorMessage {
type Message = ();
type Properties = WebUiDispatcher;
fn create(dispatch: Self::Properties, link: ComponentLink<Self>) -> Self {
Self { dispatch, link }
}
fn update(&mut self, action: Self::Message) -> ShouldRender {
false
}
fn change(&mut self, dispatch: Self::Properties) -> ShouldRender {
self.dispatch.neq_assign(dispatch)
}
fn rendered(&mut self, _first_render: bool) {}
fn view(&self) -> Html {
html! {
<div>
{
for self.dispatch.state().error_messages.iter().map(|error| {
self.view_error(error)
})
}
</div>
}
}
fn destroy(&mut self) {}
}

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web-ui/crate/src/components/login.rs Normal file
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use crate::api;
use crate::error::UiError;
use crate::state::{Action, WebUiDispatcher};
use std::rc::Rc;
use wasm_bindgen_futures::spawn_local;
use web_sys::FocusEvent;
use yew::prelude::*;
use yewdux::dispatch::Dispatcher;
use yewdux::prelude::*;
use yewtil::NeqAssign;
#[doc(hidden)]
pub(crate) struct YewduxLogin {
dispatch: Rc<WebUiDispatcher>,
link: ComponentLink<YewduxLogin>,
username: String,
password: String,
}
pub enum LoginAction {
UpdateUsername(String),
UpdatePassword(String),
Login,
Noop,
}
pub(crate) type Login = WithDispatch<YewduxLogin>;
async fn do_login(
dispatch: &WebUiDispatcher,
username: &str,
password: &str,
) -> Result<(), UiError> {
let jwt = api::auth::login(username, password).await?;
dispatch.send(Action::Login(jwt));
Ok(())
}
impl Component for YewduxLogin {
type Message = LoginAction;
type Properties = WebUiDispatcher;
fn create(dispatch: Self::Properties, link: ComponentLink<Self>) -> Self {
Self {
dispatch: Rc::new(dispatch),
link,
username: "".to_string(),
password: "".to_string(),
}
}
fn update(&mut self, action: Self::Message) -> ShouldRender {
match action {
LoginAction::UpdateUsername(username) => self.username = username,
LoginAction::UpdatePassword(password) => self.password = password,
LoginAction::Login => {
let dispatch = self.dispatch.clone();
let username = self.username.clone();
let password = self.password.clone();
spawn_local(async move {
do_login(&*dispatch, &username, &password).await;
});
}
_ => (),
};
false
}
fn change(&mut self, dispatch: Self::Properties) -> ShouldRender {
self.dispatch.neq_assign(Rc::new(dispatch))
}
fn view(&self) -> Html {
let do_the_login = self.link.callback(move |e: FocusEvent| {
e.prevent_default();
LoginAction::Login
});
let update_username = self
.link
.callback(|e: InputData| LoginAction::UpdateUsername(e.value));
let update_password = self
.link
.callback(|e: InputData| LoginAction::UpdatePassword(e.value));
html! {
<div>
<form onsubmit=do_the_login>
<label for="username">{"Username:"}</label>
<input oninput=update_username id="username" name="username" type="text" placeholder="Username" />
<label for="password">{"Password:"}</label>
<input oninput=update_password id="password" name="password" type="password" placeholder="Password" />
<input type="submit" value="Log In" />
</form>
//<button onclick=refresh_jwt>{ "Refresh JWT" }</button>
<div>
{ "Current JWT: " }
{ self.dispatch.state().jwt_token.as_ref().unwrap_or(&"[not set]".to_string()) }
</div>
</div>
}
}
fn destroy(&mut self) {}
}

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pub mod error_message;
pub mod login;

34
web-ui/crate/src/error.rs Normal file
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use graphql_client_web::ClientError;
use thiserror::Error;
#[derive(Error, Debug)]
pub enum UiError {
#[error("api client error: {0}")]
ApiClientError(#[from] ClientError),
/// General API error, collecting errors from graphql server.
#[error("error: {0}")]
ApiError(String),
#[error("login token invalid or expired")]
NotLoggedIn,
#[error("error: {0}")]
JsError(String),
#[error("(de)serialization error: {0}")]
SerdeError(#[from] serde_json::Error),
#[error("JWT validation error: {0}")]
JwtError(#[from] jsonwebtoken::errors::Error),
}
impl From<wasm_bindgen::JsValue> for UiError {
fn from(js_error: wasm_bindgen::JsValue) -> UiError {
UiError::JsError(
js_error
.as_string()
.unwrap_or("unknown JS error".to_string()),
)
}
}

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// async fn test_grpc_web() {
// use grpc_web_client::Client as GrpcWebClient;
// use tenebrous_rpc::protos::web_api::web_api_client::WebApiClient as TheCloud;
// use tenebrous_rpc::protos::web_api::{RoomsListReply, UserIdRequest};
// let client = GrpcWebClient::new("http://localhost:10000".to_string());
// let mut client = TheCloud::new(client);
// let request = tonic::Request::new(UserIdRequest {
// user_id: "WebTonic".into(),
// });
// let response = client.list_room(request).await.unwrap().into_inner();
// println!("Room reply: {:?}", response);
// }

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web-ui/crate/src/lib.rs Normal file
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use crate::components::error_message::ErrorMessage;
use crate::components::login::Login;
use error::UiError;
use rooms::RoomList;
use rooms::YewduxRoomList;
use state::{Action, AuthState, WebUiDispatcher};
use wasm_bindgen::prelude::*;
use wasm_bindgen_futures::spawn_local;
use yew::prelude::*;
use yew_router::prelude::*;
use yew_router::{components::RouterAnchor, prelude::*, switch::Permissive};
use yewdux::prelude::*;
use yewtil::NeqAssign;
pub mod api;
pub mod components;
pub mod error;
pub mod grpc;
pub mod logic;
pub mod rooms;
pub mod state;
#[derive(Clone, Debug, Switch)]
pub enum AppRoute {
#[to = "/rooms"]
Rooms,
#[to = "/rooms/{room_id}"]
Room { room_id: String },
#[to = "/"]
Index,
}
type AppRouter = Router<AppRoute>;
type AppAnchor = RouterAnchor<AppRoute>; //For rendering clickable links.
fn render_route(routes: AppRoute) -> Html {
match routes {
AppRoute::Rooms => {
html! {
<RoomList />
}
}
AppRoute::Room { room_id } => {
html! {
<div>{"This is the specific room page."}</div>
}
}
AppRoute::Index => {
html! {
<div>
<ErrorMessage />
<RoomList />
</div>
}
}
}
}
struct YewduxApp {
link: ComponentLink<YewduxApp>,
dispatch: WebUiDispatcher,
}
type App = WithDispatch<YewduxApp>;
async fn refresh_jwt(dispatch: &WebUiDispatcher) {
match api::auth::refresh_jwt().await {
Ok(jwt) => {
dispatch.send(Action::Login(jwt));
}
Err(e) => {
web_sys::console::log_1(&e.to_string().into());
dispatch.send(Action::ChangeAuthState(AuthState::NotLoggedIn));
}
}
}
impl Component for YewduxApp {
type Message = ();
type Properties = WebUiDispatcher;
fn create(dispatch: Self::Properties, link: ComponentLink<Self>) -> Self {
Self { dispatch, link }
}
fn update(&mut self, _: Self::Message) -> ShouldRender {
false
}
fn change(&mut self, dispatch: Self::Properties) -> ShouldRender {
self.dispatch.neq_assign(dispatch)
}
fn rendered(&mut self, first_render: bool) {
if first_render {
let auth_state = self.dispatch.state().auth_state;
if auth_state == AuthState::RefreshNeeded {
let dispatch = self.dispatch.clone();
spawn_local(async move {
refresh_jwt(&dispatch).await;
});
}
}
}
fn view(&self) -> Html {
let auth_state = self.dispatch.state().auth_state;
match auth_state {
AuthState::RefreshNeeded => {
html! {
<div>{"Loading..."}</div>
}
}
AuthState::NotLoggedIn => {
html! {
<Login />
}
}
AuthState::LoggedIn => {
html! {
<div>
<div class="alert alert-primary" role="alert">
{"Hello World"}
</div>
<div>
<AppRouter render=AppRouter::render(render_route) />
</div>
</div>
}
}
}
}
}
#[wasm_bindgen(start)]
pub fn run_app() {
yew::start_app::<App>();
}

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use crate::{
api,
state::{Action, Claims, Room, WebUiDispatcher},
};
use jsonwebtoken::dangerous_insecure_decode;
pub(crate) type LogicResult = Result<Vec<Action>, Action>;
pub(crate) trait LogicResultExt {
/// Consumes self into the vec of Actions to apply to state,
/// either the list of successful actions, or a list containing
/// the error action.
fn actions(self) -> Vec<Action>;
}
impl LogicResultExt for LogicResult {
fn actions(self) -> Vec<Action> {
self.unwrap_or_else(|err_action| vec![err_action])
}
}
fn map_to_vec(action: Option<Action>) -> Vec<Action> {
action.map(|a| vec![a]).unwrap_or_default()
}
async fn refresh_ensured_jwt() -> Result<(String, Option<Action>), Action> {
api::auth::refresh_jwt()
.await
.map(|new_jwt| (new_jwt.clone(), Some(Action::UpdateJwt(new_jwt))))
.map_err(|_| Action::Logout)
}
async fn ensure_jwt(dispatch: &WebUiDispatcher) -> Result<(String, Option<Action>), Action> {
//TODO lots of clones here. can we avoid?
use jsonwebtoken::errors::ErrorKind;
let token = dispatch.state().jwt_token.as_deref().unwrap_or_default();
let validation: Result<Claims, _> = dangerous_insecure_decode(token).map(|data| data.claims);
//If valid, simply return token. If expired, attempt to refresh.
//Otherwise, bubble error.
let token_and_action = match validation {
Ok(_) => (token.to_owned(), None),
Err(e) if matches!(e.kind(), ErrorKind::ExpiredSignature) => refresh_ensured_jwt().await?,
Err(_) => return Err(Action::Logout), //TODO carry error inside Logout?
};
Ok(token_and_action)
}
pub(crate) async fn fetch_rooms(dispatch: &WebUiDispatcher) -> LogicResult {
let (jwt, jwt_update) = ensure_jwt(dispatch)
.await
.map(|(token, update)| (token, map_to_vec(update)))?;
let rooms: Vec<Action> = api::dicebot::rooms_for_user(&jwt, &dispatch.state().username)
.await
.map_err(|e| Action::ErrorMessage(e))?
.into_iter()
.map(|room| {
Action::AddRoom(Room {
room_id: room.room_id,
display_name: room.display_name,
})
})
.collect();
Ok(rooms.into_iter().chain(jwt_update).collect())
}

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use crate::api;
use crate::error::UiError;
use crate::logic::{self, LogicResultExt};
use crate::state::{Action, DispatchExt, Room, WebUiDispatcher};
use std::sync::Arc;
use wasm_bindgen_futures::spawn_local;
use web_sys::console;
use yew::prelude::*;
use yewdux::dispatch::Dispatcher;
use yewdux::prelude::*;
use yewtil::NeqAssign;
#[doc(hidden)]
pub(crate) struct YewduxRoomList {
dispatch: WebUiDispatcher,
link: ComponentLink<YewduxRoomList>,
}
pub(crate) type RoomList = WithDispatch<YewduxRoomList>;
fn view_room(room: &Room) -> Html {
html! {
<li>
{&room.display_name} {" ("}{&room.room_id}{")"}
</li>
}
}
async fn load_rooms(dispatch: &WebUiDispatcher) -> Result<(), UiError> {
let result = logic::fetch_rooms(dispatch).await;
let actions = result.actions();
for action in actions {
dispatch.send(action);
}
Ok(())
}
async fn do_refresh_jwt(dispatch: &WebUiDispatcher) {
let refresh = api::auth::refresh_jwt().await;
match refresh {
Ok(jwt) => dispatch.send(Action::UpdateJwt(jwt)),
Err(e) => dispatch.dispatch_error(e),
}
}
impl Component for YewduxRoomList {
type Message = ();
type Properties = WebUiDispatcher;
fn create(dispatch: Self::Properties, link: ComponentLink<Self>) -> Self {
Self { dispatch, link }
}
fn update(&mut self, _msg: Self::Message) -> ShouldRender {
false
}
fn change(&mut self, dispatch: Self::Properties) -> ShouldRender {
self.dispatch.neq_assign(dispatch)
}
fn rendered(&mut self, first_render: bool) {
if first_render {
let dispatch = Arc::new(self.dispatch.clone());
spawn_local(async move {
//TODO make macro to report errors in some common way:
//handle_errors!(do_things(&*dispatch).await)
match load_rooms(&*dispatch).await {
Err(e) => console::log_1(&format!("Error: {:?}", e).into()),
_ => (),
}
});
}
}
fn view(&self) -> Html {
let dispatch = Arc::new(self.dispatch.clone());
let dispatch2 = dispatch.clone();
let dispatch3 = dispatch.clone();
let the_future = self.link.callback(move |_| {
let dispatch = dispatch.clone();
spawn_local(async move {
//TODO make macro to report errors in some common way:
//handle_errors!(do_things(&*dispatch).await)
match load_rooms(&*dispatch).await {
Err(e) => console::log_1(&format!("Error: {:?}", e).into()),
_ => (),
}
});
});
let refresh_jwt = self.link.callback(move |_| {
let dispatch = dispatch3.clone();
spawn_local(async move { do_refresh_jwt(&*dispatch).await });
});
html! {
<div>
<button onclick=the_future>{ "Fetch Rooms" }</button>
<button onclick=refresh_jwt>{ "Refresh JWT" }</button>
<ul>
{
for self.dispatch.state().rooms.iter().map(|room| {
view_room(room)
})
}
</ul>
</div>
}
}
}
//New oath form
//Edit oath

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use crate::error::UiError;
use jsonwebtoken::dangerous_insecure_decode;
use serde::{Deserialize, Serialize};
use wasm_bindgen::{prelude::Closure, JsCast};
use yewdux::prelude::*;
#[derive(Debug, Serialize, Deserialize)]
pub(crate) struct Claims {
exp: usize,
sub: String,
}
#[derive(Clone)]
pub(crate) struct Room {
pub room_id: String,
pub display_name: String,
}
#[derive(Clone, Copy, Eq, PartialEq)]
pub(crate) enum AuthState {
NotLoggedIn,
LoggedIn,
RefreshNeeded,
}
impl Default for AuthState {
fn default() -> Self {
AuthState::RefreshNeeded
}
}
#[derive(Default, Clone)]
pub(crate) struct WebUiState {
pub auth_state: AuthState,
pub jwt_token: Option<String>,
pub rooms: Vec<Room>,
pub error_messages: Vec<String>,
pub username: String,
}
pub(crate) enum Action {
UpdateJwt(String),
AddRoom(Room),
ErrorMessage(UiError),
ClearErrorMessage,
ChangeAuthState(AuthState),
Login(String),
Logout,
}
impl WebUiState {
fn login(&mut self, jwt_token: String) {
//TODO this will not work because we cannot ignore the key to decode the JWT.
let jwt_decoding: Result<Claims, _> =
dangerous_insecure_decode(&jwt_token).map(|data| data.claims);
match jwt_decoding {
Ok(claims) => {
self.jwt_token = Some(jwt_token);
self.auth_state = AuthState::LoggedIn;
self.username = claims.sub;
}
Err(e) => self.error_messages.push(e.to_string()),
}
}
}
impl Reducer for WebUiState {
type Action = Action;
fn new() -> Self {
Self::default()
}
fn reduce(&mut self, action: Self::Action) -> bool {
match action {
Action::UpdateJwt(jwt_token) => self.jwt_token = Some(jwt_token),
Action::Login(jwt_token) => self.login(jwt_token),
Action::Logout => (),
Action::AddRoom(room) => self.rooms.push(room.clone()),
Action::ChangeAuthState(auth_state) => self.auth_state = auth_state,
Action::ErrorMessage(error) => self.error_messages.push(error.to_string()),
Action::ClearErrorMessage => {
if self.error_messages.len() > 0 {
self.error_messages.remove(0);
}
}
};
true
}
}
pub(crate) type WebUiDispatcher = DispatchProps<ReducerStore<WebUiState>>;
pub(crate) trait DispatchExt {
/// Dispatch an error message and then clear it from the state
/// after a few seconds.
fn dispatch_error(&self, error: UiError);
}
impl DispatchExt for WebUiDispatcher {
fn dispatch_error(&self, error: UiError) {
self.send(Action::ErrorMessage(error));
// This is a very hacky way to do this. At the very least, we
// should not leak memory, and preferably there's a cleaner
// way to actually dispatch the clear action.
let window = web_sys::window().unwrap();
let dispatch = self.clone();
let clear_it = Closure::wrap(
Box::new(move || dispatch.send(Action::ClearErrorMessage)) as Box<dyn Fn()>
);
window
.set_timeout_with_callback_and_timeout_and_arguments_0(
clear_it.as_ref().unchecked_ref(),
4000,
)
.expect("could not add clear error handler.");
clear_it.forget();
}
}

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//The wasm application is compiled as javascript into the /pkg
//directory. Webpack then replaces this import with what is actually
//needed. To import the web assembly, the import FUNCTION must be
//used. The import STATEMENT does not work.
import './webui.scss';
import('./pkg');

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{
"devDependencies": {
"@wasm-tool/wasm-pack-plugin": "^1.4.0",
"clean-webpack-plugin": "^4.0.0-alpha.0",
"css-loader": "^5.2.6",
"html-webpack-plugin": "^5.3.1",
"postcss": "^8.3.0",
"postcss-loader": "^5.3.0",
"sass": "^1.34.1",
"sass-loader": "^12.0.0",
"style-loader": "^2.0.0",
"webpack": "^5.37.0",
"webpack-cli": "^4.7.0"
},
"name": "runic",
"version": "1.0.0",
"description": "Stuff",
"main": "index.js",
"author": "projectmoon <projectmoon@agnos.is>",
"license": "MIT",
"dependencies": {
"bootstrap": "^5.0.1"
}
}

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const path = require("path");
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const WasmPackPlugin = require("@wasm-tool/wasm-pack-plugin");
const HtmlWebpackPlugin = require('html-webpack-plugin');
console.log('path:', path.resolve(__dirname, 'crate'));
module.exports = {
experiments: {
asyncWebAssembly: true
},
entry: './index.js',
mode: "development",
output: {
path: path.resolve(__dirname, './dist'),
filename: 'index_bundle.js',
},
plugins: [
new CleanWebpackPlugin(),
new HtmlWebpackPlugin({
title: 'Tenebrous'
}),
new WasmPackPlugin({
crateDirectory: path.resolve(__dirname, "crate"),
outDir: path.resolve(__dirname, "pkg"),
args: "--log-level warn",
extraArgs: "--no-typescript",
})
],
module: {
rules: [
{
test: /\.(scss)$/,
use: [{
// inject CSS to page
loader: 'style-loader'
}, {
// translates CSS into CommonJS modules
loader: 'css-loader'
}, {
// Run postcss actions
loader: 'postcss-loader',
options: {
// `postcssOptions` is needed for postcss 8.x;
// if you use postcss 7.x skip the key
postcssOptions: {
// postcss plugins, can be exported to postcss.config.js
plugins: function () {
return [
require('autoprefixer')
];
}
}
}
}, {
// compiles Sass to CSS
loader: 'sass-loader'
}]
}
]
}
};

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@import "custom";
@import "~bootstrap/scss/bootstrap";

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