Guillaume Chau
71 lines
1.7 KiB
JavaScript
71 lines
1.7 KiB
JavaScript
import GraphQLJSON from 'graphql-type-json'
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import shortid from 'shortid'
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export default {
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JSON: GraphQLJSON,
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Counter: {
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countStr: counter => `Current count: ${counter.count}`
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},
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Query: {
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hello: (root, { name }) => `Hello ${name || 'World'}!`,
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messages: (root, args, { db }) => db.get('messages').value(),
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uploads: (root, args, { db }) => db.get('uploads').value()
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},
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Mutation: {
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myMutation: (root, args, context) => {
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const message = 'My mutation completed!'
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context.pubsub.publish('hey', { mySub: message })
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return message
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},
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addMessage: (root, { input }, { pubsub, db }) => {
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const message = {
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id: shortid.generate(),
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text: input.text
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}
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db
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.get('messages')
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.push(message)
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.last()
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.write()
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pubsub.publish('messages', { messageAdded: message })
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return message
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},
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singleUpload: (root, { file }, { processUpload }) => processUpload(file),
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multipleUpload: (root, { files }, { processUpload }) => Promise.all(files.map(processUpload))
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},
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Subscription: {
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mySub: {
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subscribe: (parent, args, { pubsub }) => pubsub.asyncIterator('hey')
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},
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counter: {
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subscribe: (parent, args, { pubsub }) => {
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const channel = Math.random().toString(36).substring(2, 15) // random channel name
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let count = 0
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setInterval(() => pubsub.publish(
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channel,
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{
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// eslint-disable-next-line no-plusplus
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counter: { count: count++ }
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}
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), 2000)
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return pubsub.asyncIterator(channel)
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}
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},
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messageAdded: {
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subscribe: (parent, args, { pubsub }) => pubsub.asyncIterator('messages')
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}
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}
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}
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