1 files changed, 45 insertions, 0 deletions
diff --git a/src/graphql.rs b/src/graphql.rs
new file mode 100644
index 0000000..12b6db3
--- /dev/null
+++ b/src/graphql.rs
@@ -0,0 +1,45 @@
+use async_graphql::{
+    http::GraphiQLSource, Context, EmptyMutation, EmptySubscription, Object, Schema,
+};
+use async_graphql_axum::GraphQL;
+use axum::{
+    response::{self, IntoResponse},
+    routing::get,
+    Router,
+};
+
+struct Query;
+
+#[Object]
+impl Query {
+    async fn api_version(&self) -> &'static str {
+        "1.0"
+    }
+
+    /// Returns the sum of a and b
+    async fn add<'ctx>(
+        &self,
+        _ctx: &Context<'ctx>,
+        #[graphql(desc = "First value")] a: i32,
+        #[graphql(desc = "Second value")] b: Option<i32>,
+    ) -> i32 {
+        match b {
+            Some(x) => a + x,
+            None => a,
+        }
+    }
+}
+
+pub async fn graphiql() -> impl IntoResponse {
+    response::Html(
+        GraphiQLSource::build()
+            .endpoint("/")
+            .subscription_endpoint("/ws")
+            .finish(),
+    )
+}
+
+pub fn create_route() -> Router {
+    let schema = Schema::new(Query, EmptyMutation, EmptySubscription);
+    Router::new().route("/", get(graphiql).post_service(GraphQL::new(schema)))
+}