Upgrade juniper to 0.15 (#423)

graphql/juniper-advanced/Cargo.toml

@@ -9,7 +9,7 @@ edition = "2018"
 [dependencies]
 actix-web = "3"
 
-juniper = "0.14"
+juniper = "0.15"
 
 mysql = "17"
 r2d2 = "0.8"

graphql/juniper-advanced/README.md

@@ -2,18 +2,18 @@
 
 GraphQL Implementation in Rust using Actix, Juniper, and Mysql as Database
 
-# Prerequites
+## Prerequisites
+
 - Rust Installed
 - MySql as Database
 
-# Database Configuration
+## Database Configuration
 
 Create a new database for this project, and import the existing database schema has been provided named ```mysql-schema.sql```.
 
 Create ```.env``` file on the root directory of this project and set environment variable named ```DATABASE_URL```, the example file has been provided named ```.env.example```, you can see the format on there.
 
-# Run
-
+## Run
 
 ```sh
 # go to the root dir
@@ -23,6 +23,6 @@ cd juniper-advanced
 cargo run
 ```
 
-### GraphQL Playground
+## GraphQL Playground
 
-http://127.0.0.1:8080/graphiql
+<http://127.0.0.1:8080/graphiql>

graphql/juniper-advanced/src/handlers.rs

@@ -14,7 +14,7 @@ pub async fn graphql(
         dbpool: pool.get_ref().to_owned(),
     };
     let res = web::block(move || {
-        let res = data.execute(&schema, &ctx);
+        let res = data.execute_sync(&schema, &ctx);
         Ok::<_, serde_json::error::Error>(serde_json::to_string(&res)?)
     })
     .await
@@ -28,7 +28,7 @@ pub async fn graphql(
 pub async fn graphql_playground() -> HttpResponse {
     HttpResponse::Ok()
         .content_type("text/html; charset=utf-8")
-        .body(graphiql_source("/graphql"))
+        .body(graphiql_source("/graphql", None))
 }
 
 pub fn register(config: &mut web::ServiceConfig) {

graphql/juniper-advanced/src/schemas/product.rs

@@ -12,7 +12,7 @@ pub struct Product {
     pub price: f64,
 }
 
-#[juniper::object(Context = Context)]
+#[juniper::graphql_object(Context = Context)]
 impl Product {
     fn id(&self) -> &str {
         &self.id
@@ -33,7 +33,7 @@ impl Product {
             "SELECT * FROM user WHERE id=:id",
             params! {"id" => &self.user_id},
         );
-        if let Err(err) = user {
+        if let Err(_err) = user {
             None
         } else {
             let (id, name, email) = from_row(user.unwrap().unwrap());

graphql/juniper-advanced/src/schemas/root.rs

@@ -1,4 +1,4 @@
-use juniper::{FieldError, FieldResult, RootNode};
+use juniper::{EmptySubscription, FieldError, FieldResult, RootNode};
 use mysql::{from_row, params, Error as DBError, Row};
 
 use crate::db::Pool;
@@ -14,7 +14,7 @@ impl juniper::Context for Context {}
 
 pub struct QueryRoot;
 
-#[juniper::object(Context = Context)]
+#[juniper::graphql_object(Context = Context)]
 impl QueryRoot {
     #[graphql(description = "List of all users")]
     fn users(context: &Context) -> FieldResult<Vec<User>> {
@@ -24,7 +24,7 @@ impl QueryRoot {
             .map(|result| {
                 result
                     .map(|x| x.unwrap())
-                    .map(|mut row| {
+                    .map(|row| {
                         let (id, name, email) = from_row(row);
                         User { id, name, email }
                     })
@@ -41,7 +41,7 @@ impl QueryRoot {
         let user: Result<Option<Row>, DBError> =
             conn.first_exec("SELECT * FROM user WHERE id=:id", params! {"id" => id});
 
-        if let Err(err) = user {
+        if let Err(_err) = user {
             return Err(FieldError::new(
                 "User Not Found",
                 graphql_value!({ "not_found": "user not found" }),
@@ -60,7 +60,7 @@ impl QueryRoot {
             .map(|result| {
                 result
                     .map(|x| x.unwrap())
-                    .map(|mut row| {
+                    .map(|row| {
                         let (id, user_id, name, price) = from_row(row);
                         Product {
                             id,
@@ -80,7 +80,7 @@ impl QueryRoot {
         let mut conn = context.dbpool.get().unwrap();
         let product: Result<Option<Row>, DBError> =
             conn.first_exec("SELECT * FROM user WHERE id=:id", params! {"id" => id});
-        if let Err(err) = product {
+        if let Err(_err) = product {
             return Err(FieldError::new(
                 "Product Not Found",
                 graphql_value!({ "not_found": "product not found" }),
@@ -99,7 +99,7 @@ impl QueryRoot {
 
 pub struct MutationRoot;
 
-#[juniper::object(Context = Context)]
+#[juniper::graphql_object(Context = Context)]
 impl MutationRoot {
     fn create_user(context: &Context, user: UserInput) -> FieldResult<User> {
         let mut conn = context.dbpool.get().unwrap();
@@ -115,7 +115,7 @@ impl MutationRoot {
         );
 
         match insert {
-            Ok(opt_row) => Ok(User {
+            Ok(_opt_row) => Ok(User {
                 id: new_id,
                 name: user.name,
                 email: user.email,
@@ -148,7 +148,7 @@ impl MutationRoot {
         );
 
         match insert {
-            Ok(opt_row) => Ok(Product {
+            Ok(_opt_row) => Ok(Product {
                 id: new_id,
                 user_id: product.user_id,
                 name: product.name,
@@ -168,8 +168,8 @@ impl MutationRoot {
     }
 }
 
-pub type Schema = RootNode<'static, QueryRoot, MutationRoot>;
+pub type Schema = RootNode<'static, QueryRoot, MutationRoot, EmptySubscription<Context>>;
 
 pub fn create_schema() -> Schema {
-    Schema::new(QueryRoot, MutationRoot)
+    Schema::new(QueryRoot, MutationRoot, EmptySubscription::new())
 }

graphql/juniper-advanced/src/schemas/user.rs

@@ -18,7 +18,7 @@ pub struct UserInput {
     pub email: String,
 }
 
-#[juniper::object(Context = Context)]
+#[juniper::graphql_object(Context = Context)]
 impl User {
     fn id(&self) -> &str {
         &self.id
@@ -42,7 +42,7 @@ impl User {
         .map(|result| {
             result
                 .map(|x| x.unwrap())
-                .map(|mut row| {
+                .map(|row| {
                     let (id, user_id, name, price) = from_row(row);
                     Product {
                         id,