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Graphql async await resolver This is achieved by utilizing asynchronous programming techniques such as Promises or async/await syntax with JavaScript. Dec 11, 2018 · GraphQL resolvers can be easy to build, but difficult to get right. Asynchronous execution in the context of GraphQL resolvers involves running these functions concurrently without waiting for one to finish before starting another. Efficient resource usage - An event-driven approach lets your app do more with less. Simpler code - Writing your code with async/await is much cleaner than the old way with lots of callbacks. You have 2 options: Option 1 - Use the Field<> method and return a Task: Option 2 – Use the FieldAsync<> method and await the result: I could not use async Field<CustomerType>( "customers", resolve: await context => //async method ); The resolve parameter is defined Func<ResolveFieldContext<TSourceType>, object> resolve = null I need Task<Func<ResolveFieldContext<TSour. Apr 30, 2021 · In GraphQL a resolver can either return a value or a Promise that resolves to a value. Here’s a look at PayPal’s best practices for building them. @ Resolver class RecipeResolver {private recipesCollection: Recipe [] = []; async recipes {// fake async in this example return await this. But, using async GraphQL also means you have to be careful about a few things. Nov 22, 2018 · I’m spending a lot (read: “waaay to many”) time learning GraphQL. One of the things I had to figure out was how to call an async method inside a field resolver. The second is to provide the return type. Extract out data fetching logic to re-usable async functions. recipesCollection;}} We also need to do two things. The first is to add the @Query decorator, which marks the class method as a GraphQL query. This means, you can freely choose returning a value or a Promise, but if you call a database function like Prisma, you will get a Promise back, so you are kind of forced to stay "in Promise land", as there is no way to turn a Promise into a value. Here are some tips to keep your apps running smoothly: Aug 11, 2024 · Understanding Asynchronous Execution in GraphQL Resolvers. wtiz wyezyknk nyifvi uwvvvc nkngz kfklhzb heuyf hozc xvnsx gxpwz |
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