firestore-graphql-scalars v2.0.1-da6f83d.0
A custom GraphQL scalar type for Firebase and Google Cloud Firestore.
Installation
npm install --save firestore-graphql-scalarsor
yarn add firestore-graphql-scalarsUsage
To use this scalar you'll need to add it in two places, your schema and your resolvers map.
In your schema:
scalar TimestampIn your resolver map, first import them:
import { TimestampResolver } from 'firestore-graphql-scalars';Then make sure they're in the root resolver map like this:
const myResolverMap = {
Timestamp: TimestampResolver,
Query: {
// more stuff here
},
Mutation: {
// more stuff here
},
};Alternatively, use the default import and ES6's spread operator syntax:
import { resolvers } from 'firestore-graphql-scalars';Then make sure they're in the root resolver map like this:
const myResolverMap = {
...resolvers,
Query: {
// more stuff here
},
Mutation: {
// more stuff here
},
};That's it. Now you can use these scalar types in your schema definition like this:
type Person {
createdAt: Timestamp
...
}These scalars can be used just like the base, built-in ones.
Usage with Apollo Server
import { ApolloServer } from 'apollo-server';
import { makeExecutableSchema } from '@graphql-tools/schema';
import { typeDefs, resolvers } from 'firestore-graphql-scalars';
const server = new ApolloServer({
schema: makeExecutableSchema({
typeDefs: [
// use spread syntax to add scalar definitions to your schema
...typeDefs,
// DateTimeTypeDefinition,
// ...
// ... other type definitions ...
],
resolvers: {
// use spread syntax to add scalar resolvers to your resolver map
...resolvers,
// DateTimeResolver,
// ...
// ... remainder of resolver map ...
},
}),
});
server.listen().then(({ url }) => {
console.log(`🚀 Server ready at ${url}`);
});Usage with apollo-server-express and CommonJS imports
const { ApolloServer } = require('apollo-server-express');
// Import individual scalars and resolvers
const {
TimestampResolver,
TimestampTypeDefinition,
} = require('firestore-graphql-scalars');
const server = new ApolloServer({
typeDefs: [TimestampTypeDefinition, ...yourTypeDefs],
resolvers: [
{ Timestamp: TimestampResolver }, // <-- Notable difference here
...yourResolvers,
],
});
server.listen().then(({ url }) => {
console.log(`🚀 Server ready at ${url}`);
});License
Released under the MIT license.
Contributing
Issues and Pull Requests are always welcome. ❤️
Thanks
This repository is a fork of graphql-scalars. It's inspired by @lookfirst's issue and juicylevel/coffee-service. Big thanks to the contributors of these repositories! 🙏
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