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Merged
merged 2 commits into from
May 17, 2025
Merged

Update mutations-and-input-types.mdx #4399

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b30f1af
Update mutations-and-input-types.mdx
roman-lakhnov May 16, 2025
0fb33ac
Update mutations-and-input-types.mdx
JoviDeCroock May 17, 2025
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24 changes: 24 additions & 0 deletions website/pages/docs/mutations-and-input-types.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -207,6 +207,8 @@ const express = require('express');
const { createHandler } = require('graphql-http/lib/use/express');
const { buildSchema } = require('graphql');

const fakeDatabase = {};

// Construct a schema, using GraphQL schema language
const schema = buildSchema(`
input MessageInput {
Expand All @@ -222,6 +224,27 @@ type Message {

type Query {
getMessage(id: ID!): Message
getMessages: [Message]
}

const root = {
getMessage: ({ id }) => {
return fakeDatabase[id]
},
getMessages: () => {
return Object.values(fakeDatabase)
},
createMessage: ({ input }) => {
const id = String(Object.keys(fakeDatabase).length + 1)
const message = new Message(id, input)
fakeDatabase[id] = message
return message
},
updateMessage: ({ id, input }) => {
const message = fakeDatabase[id]
Object.assign(message, input)
return message
}
}

type Mutation {
Expand All @@ -244,6 +267,7 @@ app.all(
'/graphql',
createHandler({
schema: schema,
rootValue: root,
}),
);
app.listen(4000, () => {
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