Jonathan Cardoso Machado

Tag - #graphql

September 2018

Introduction to GraphQL Mongo Helpers

September 30, 2018

If you are using MongoDB and GraphQL, you probably have some arguments on your resolvers to filter the data returned from MongoDB. Using those helpers you can reduce the amount of code duplication when doing that! https://github.com/entria/graphql-mongo-helpers Installing Right now, the package has…

Client-Supplied Custom Sorting Using GraphQL

September 30, 2018

It’s not uncommon the need to sort/order data returned from an API, based on arguments sent by the client. With REST we could just use query-strings, but how to do it in GraphQL? Most databases allow to sort on multiple fields at the same time, and the sorting order can differ from one to another…

GraphQL Mutation Arguments Validation with Yup using graphql-middleware

September 06, 2018

Recently, I found out about the awesome library by Prisma called graphql-middleware , which allows running arbitrary code before/after your GraphQL resolvers are called. In this post, we are going to create a middleware to validate the input arguments of any GraphQL Mutation using Yup. Initial Code…

May 2018

Parallel testing a GraphQL server with Jest and MongoDB

This is a follow-up to the awesome post written by Sibelius Seraphini: Testing a GraphQL server using Jest Previously here at Entria , we were running our tests using the --runInBand flag, which makes Jest work serially, running one test after the other. This was needed because we were creating…

December 2017

Encapsulating data on GraphQL using Loaders

December 31, 2017

If you have already used GraphQL, you probably saw that it can consume data coming from the most varied sources, be it a local database or an external API, while centralizing them in a single, self-contained, API. Here at Entria , we built a structure using files that we call Loaders , which are…

Access Control List on GraphQL with Loaders

December 31, 2017

In our previous post, we saw how to encapsulate data from any data source to be used on our GraphQL resolvers using Loaders , now let’s see a more robust example of that, on how to create some access control rules directly on those loaders. This is mainly based on our graphql dataloader boilerplate…

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