Questions
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Prisma Datamodel: Primary key as a combination of two relational models
6 I have a problem in Prisma data modeling where I have to constrain that a user can submit only one review for a product. I have following design for the non-constrained situation. Should Customer and Product be combined into a primary key in ProductReview model, or should this constraint be imposed at the application […]
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How Can I Pass the Auth Middleware to the Apollo GraphQL Server
1 My App.js const mongoose = require(‘mongoose’); const dotenv = require(‘dotenv’); const { ApolloServer } = require(‘apollo-server’); const { startStandaloneServer } = require(‘@apollo/server/standalone’); const typeDefs = require(‘./apolloGraphql/schema’); const resolvers = require(‘./apolloGraphql/resolvers’); const auth = require(‘./Middleware/Auth’); dotenv.config({ path: ‘./config/.env’ }); const server = new ApolloServer({ typeDefs, resolvers, }); mongoose .connect(process.env.MONGOURI) .then((result) => { return server.listen(process.env.PORT, (req, […]
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Testing an addUser GraphQL/MongoDB mutation in Cypress
0 I’ve successfully created a Cypress test that creates a new token and user object. The problem is that, since I’ve hard coded the arguments accepted by the addUser mutation, the test only runs once. On a second run, the DB returns an error stating that the user already exists. I have a deleteUser mutation […]
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GraphQL Dataloader on non-id fields?
0 We’re using NodeJS (typescript) and GraphQL for our backend. Therefore we rely heavily on dataloaders, and we get more and more field resolvers that needs to be resolved on something other than IDs. An example is a field resolver on our User object, called "follows_me". In this case we need to make a lookup […]
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Unhandled GraphQL subscription error, when using apollos subscribeToMore method in an angular chat component for subscription
5 Problem Description I have a chat component in angular that gets messages from the backend via a graphql query. On the same query, I subscribe to updates when a new message is added via a graphql mutation. The messages subscription is coded as a method of the chat component so that I can invoke […]
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Unable to resolve signature of property decorator when called as an expression
8 import { isEmail, isEmpty, isPhoneNumber, Length } from "class-validator" import { Field, InputType } from "type-graphql"; @InputType() export class RegisterInput { @Field() @Length(2, 15, { message: "Username Must Be At Least 2 characters" }) username?: string; @Field() @isEmail() email?: string; @Field() @Length(1, 20) @isPhoneNumber() phoneNumber?: string; @isEmpty() password?: string } The thing is @isEmail() […]
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Why do I need to specify the type of a default constructed object in this situation?
9 I don’t understand why in foobar below I need to specify std::vector<int>{} whereas in foobar2 I do not: #include <iostream> #include <memory> #include <vector> #include <tuple> std::tuple<std::unique_ptr<int>, std::vector<int>> foobar() { std::unique_ptr<int> test = std::make_unique<int>(42); return { std::move(test), {} }; // <= this is a syntax error // return { std::move(test), std::vector<int>{} } // <= […]
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AWS Amplify GraphQL API: Unable to retrieve the first 10 items (with `beginsWith` filter)
0 Here’s my schema: type Post @model { createdAt: AWSDateTime! hash: String! version: Int @default(value: "0") @index(name: "byVersion", sortKeyFields: ["createdAt"]) } Here’s the generated query that AWS Amplify generates: export const postsByVersionAndCreatedAt = /* GraphQL */ ` query postsByVersionAndCreatedAt( $version: Int! $createdAt: ModelStringKeyConditionInput $sortDirection: ModelSortDirection $filter: ModelPiecePostFilterInput $limit: Int $nextToken: String ) { postsByVersionAndCreatedAt( version: […]
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ApolloClient is not a constructor (apollo-client with nodejs)
9 I don’t have any UI framework. Just a simple Nodejs script where I need to query a GraphQL. Codes: const ApolloClient = require(‘apollo-client’) const client = new ApolloClient() Error message: TypeError: ApolloClient is not a constructor Package.json: { … “dependencies”: { “apollo-client”: “^2.4.13”, “graphql”: “^14.1.1”, “graphql-tag”: “^2.10.1” }, } Node: v8.9.4 I googled a […]
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Shopify Image Uploads failing using GraphQL API
0 I’m rewriting a script to upload large batches of images to Shopify using the GraphQL API. I keep running into two issues, the first is images that upload successfully do not process properly. The second issue is I hit the rate limit and the script breaks out of the loop despite having exponential rate […]