Working graphql from web UI!

api/Rocket.toml

@@ -0,0 +1,8 @@
+[default]
+address = "0.0.0.0"
+port = 10000
+keep_alive = 5
+read_timeout = 5
+write_timeout = 5
+log = "normal"
+limits = { forms = 32768 }

api/src/main.rs

@@ -39,7 +39,6 @@ pub async fn main() -> Result<(), Box<dyn std::error::Error>> {
     log::info!("Setting up gRPC connection");
     let client = tenebrous_rpc::create_client("http://localhost:9090", "abc123").await?;
 
-    log::info!("Listening on 127.0.0.1:8080");
     let context = Context {
         dicebot_client: client,
     };

api/src/schema.rs

@@ -1,21 +1,30 @@
 use juniper::{
-    graphql_object, EmptyMutation, EmptySubscription, FieldResult, GraphQLInputObject,
+    graphql_object, EmptyMutation, EmptySubscription, FieldResult, GraphQLObject, RootNode,
-    GraphQLObject, RootNode,
 };
-use rocket::{response::content, Rocket, State};
-use std::env;
-use tenebrous_rpc::protos::dicebot::dicebot_client::DicebotClient;
 use tenebrous_rpc::protos::dicebot::GetVariableRequest;
+use tenebrous_rpc::protos::dicebot::{dicebot_client::DicebotClient, UserIdRequest};
 use tonic::{transport::Channel as TonicChannel, Request as TonicRequest};
 
-//api stuff
+/// Hide generic type behind alias.
-#[derive(GraphQLInputObject)]
+pub type DicebotGrpcClient = DicebotClient<TonicChannel>;
-struct UserVariableArgument {
+
+/// Single room for a user.
+#[derive(GraphQLObject)]
+#[graphql(description = "A matrix room.")]
+struct Room {
     room_id: String,
-    user_id: String,
+    display_name: String,
-    variable_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 {
@@ -25,10 +34,11 @@ struct UserVariable {
     value: i32,
 }
 
-//graphql shit
+/// Context passed to every GraphQL function that holds stuff we need
+/// (GRPC client).
 #[derive(Clone)]
 pub struct Context {
-    pub dicebot_client: DicebotClient<TonicChannel>,
+    pub dicebot_client: DicebotGrpcClient,
 }
 
 // To make our context usable by Juniper, we have to implement a marker trait.
@@ -74,6 +84,31 @@ impl Query {
             value: response.value,
         })
     }
+
+    async fn user_rooms(context: &Context, user_id: String) -> FieldResult<UserRoomList> {
+        let request = TonicRequest::new(UserIdRequest {
+            user_id: user_id.clone(),
+        });
+
+        let response = context
+            .dicebot_client
+            .clone()
+            .rooms_for_user(request)
+            .await?
+            .into_inner();
+
+        Ok(UserRoomList {
+            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>>;

web-ui/crate/graphql/queries/rooms_for_user.graphql

@@ -0,0 +1,9 @@
+query RoomsForUser($userId: String!) {
+  userRooms(userId: $userId) {
+    userId
+    rooms {
+      roomId
+      displayName
+    }
+  }
+}

web-ui/crate/graphql/schema.graphql

@@ -9,6 +9,19 @@ type UserVariable {
 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 {

web-ui/crate/schema.graphql

@@ -9,6 +9,19 @@ type UserVariable {
 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 {

web-ui/crate/src/graphql.rs

@@ -10,6 +10,14 @@ use graphql_client::GraphQLQuery;
 )]
 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(
     room_id: &str,
     user_id: &str,
@@ -28,3 +36,21 @@ pub async fn get_user_variable(
     let value = response.data.map(|d| d.variable.value).unwrap();
     Ok(value)
 }
+
+pub async fn rooms_for_user(
+    user_id: &str,
+) -> Result<Vec<rooms_for_user::RoomsForUserUserRoomsRooms>, ClientError> {
+    let client = Client::new("http://localhost:10000/graphql");
+    let variables = rooms_for_user::Variables {
+        user_id: user_id.to_owned(),
+    };
+
+    //TODO don't unwrap() option. map to err instead.
+    let response = client.call(RoomsForUser, variables).await?;
+    let response: graphql_client_web::Response<rooms_for_user::ResponseData> = response;
+    let rooms = response
+        .data
+        .map(|d| d.user_rooms.rooms)
+        .unwrap_or_default();
+    Ok(rooms)
+}

web-ui/crate/src/rooms.rs

@@ -60,10 +60,16 @@ fn view_room(room: &Room) -> Html {
 }
 
 async fn do_things(dispatch: &RoomListDispatch) {
+    let rooms = crate::graphql::rooms_for_user("@projectmoon:agnos.is")
+        .await
+        .unwrap();
+
+    for room in rooms {
         dispatch.send(Action::AddRoom(Room {
-        room_id: "asdf".into(),
+            room_id: room.room_id,
-        display_name: "adslkjg".into(),
+            display_name: room.display_name,
         }));
+    }
 }
 
 impl Component for YewduxRoomList {