2021-08-01 09:44:28 +00:00
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use axum::body::Body;
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2021-11-12 04:58:32 +00:00
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use axum::http;
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use axum::http::header::HeaderName;
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use axum::http::{HeaderValue, Response};
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2021-08-21 21:43:20 +00:00
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use axum::response::IntoResponse;
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2021-08-01 09:44:28 +00:00
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/// Responder for a GraphQL response.
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///
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/// This contains a batch response, but since regular responses are a type of batch response it
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/// works for both.
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pub struct GraphQLResponse(pub async_graphql::BatchResponse);
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impl From<async_graphql::Response> for GraphQLResponse {
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fn from(resp: async_graphql::Response) -> Self {
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Self(resp.into())
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}
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}
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impl From<async_graphql::BatchResponse> for GraphQLResponse {
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fn from(resp: async_graphql::BatchResponse) -> Self {
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Self(resp)
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}
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}
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impl IntoResponse for GraphQLResponse {
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2021-08-21 21:43:20 +00:00
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type Body = Body;
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type BodyError = <Self::Body as axum::body::HttpBody>::Error;
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2021-08-01 09:44:28 +00:00
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fn into_response(self) -> Response<Body> {
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let mut resp = Response::new(serde_json::to_string(&self.0).unwrap().into());
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resp.headers_mut().insert(
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http::header::CONTENT_TYPE,
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HeaderValue::from_static("application/json"),
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);
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if self.0.is_ok() {
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if let Some(cache_control) = self.0.cache_control().value() {
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if let Ok(value) = HeaderValue::from_str(&cache_control) {
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resp.headers_mut()
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.insert(http::header::CACHE_CONTROL, value);
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}
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}
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}
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for (name, value) in self.0.http_headers() {
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if let (Ok(name), Ok(value)) = (
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HeaderName::try_from(name.as_bytes()),
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HeaderValue::from_str(value),
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) {
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resp.headers_mut().insert(name, value);
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}
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}
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resp
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}
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}
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