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#![warn(missing_docs)]
#![allow(clippy::type_complexity)]
#![allow(clippy::needless_doctest_main)]
use async_graphql::http::GQLResponse;
use async_graphql::{
IntoQueryBuilder, IntoQueryBuilderOpts, ObjectType, ParseRequestError, QueryBuilder,
QueryResponse, Schema, SubscriptionType,
};
use async_trait::async_trait;
use tide::{http::headers, Request, Response, Status, StatusCode};
pub async fn graphql<Query, Mutation, Subscription, TideState, F>(
req: Request<TideState>,
schema: Schema<Query, Mutation, Subscription>,
query_builder_configuration: F,
) -> tide::Result<Response>
where
Query: ObjectType + Send + Sync + 'static,
Mutation: ObjectType + Send + Sync + 'static,
Subscription: SubscriptionType + Send + Sync + 'static,
TideState: Send + Sync + 'static,
F: Fn(QueryBuilder) -> QueryBuilder + Send,
{
graphql_opts(req, schema, query_builder_configuration, Default::default()).await
}
pub async fn graphql_opts<Query, Mutation, Subscription, TideState, F>(
req: Request<TideState>,
schema: Schema<Query, Mutation, Subscription>,
query_builder_configuration: F,
opts: IntoQueryBuilderOpts,
) -> tide::Result<Response>
where
Query: ObjectType + Send + Sync + 'static,
Mutation: ObjectType + Send + Sync + 'static,
Subscription: SubscriptionType + Send + Sync + 'static,
TideState: Send + Sync + 'static,
F: Fn(QueryBuilder) -> QueryBuilder + Send,
{
let query_builder = req
.body_graphql_opts(opts)
.await
.status(StatusCode::BadRequest)?;
Ok(Response::new(StatusCode::Ok)
.body_graphql(
query_builder_configuration(query_builder)
.execute(&schema)
.await,
)
.status(StatusCode::InternalServerError)?)
}
#[async_trait]
pub trait RequestExt<State: Send + Sync + 'static>: Sized {
async fn body_graphql(self) -> Result<QueryBuilder, ParseRequestError> {
self.body_graphql_opts(Default::default()).await
}
async fn body_graphql_opts(
self,
opts: IntoQueryBuilderOpts,
) -> Result<QueryBuilder, ParseRequestError>;
}
#[async_trait]
impl<State: Send + Sync + 'static> RequestExt<State> for Request<State> {
async fn body_graphql_opts(
self,
opts: IntoQueryBuilderOpts,
) -> Result<QueryBuilder, ParseRequestError> {
let content_type = self
.header(&headers::CONTENT_TYPE)
.and_then(|values| values.first().map(|value| value.to_string()));
(content_type, self).into_query_builder_opts(&opts).await
}
}
pub trait ResponseExt: Sized {
fn body_graphql(self, res: async_graphql::Result<QueryResponse>) -> serde_json::Result<Self>;
}
impl ResponseExt for Response {
fn body_graphql(self, res: async_graphql::Result<QueryResponse>) -> serde_json::Result<Self> {
self.body_json(&GQLResponse(res))
}
}