40 lines
1.2 KiB
Rust
40 lines
1.2 KiB
Rust
use crate::{registry, ContextBase, GQLSubscription, GQLType, QueryError, Result};
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use graphql_parser::query::{Field, SelectionSet};
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use serde_json::Value;
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use std::any::{Any, TypeId};
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use std::borrow::Cow;
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use std::collections::hash_map::RandomState;
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use std::collections::HashMap;
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pub struct GQLEmptySubscription;
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impl GQLType for GQLEmptySubscription {
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fn type_name() -> Cow<'static, str> {
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Cow::Borrowed("EmptyMutation")
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}
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fn create_type_info(registry: &mut registry::Registry) -> String {
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registry.create_type::<Self, _>(|_| registry::Type::Object {
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name: "EmptySubscription",
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description: None,
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fields: Default::default(),
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})
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}
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}
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#[async_trait::async_trait]
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impl GQLSubscription for GQLEmptySubscription {
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fn create_types(_selection_set: SelectionSet) -> Result<HashMap<TypeId, Field, RandomState>> {
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return Err(QueryError::NotConfiguredSubscriptions.into());
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}
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async fn resolve(
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&self,
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_ctx: &ContextBase<'_, ()>,
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_types: &HashMap<TypeId, Field, RandomState>,
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_msg: &(dyn Any + Send + Sync),
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) -> Result<Option<Value>> {
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return Err(QueryError::NotConfiguredSubscriptions.into());
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}
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}
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