schema.ts

import { makeExecutableSchema } from '@graphql-tools/schema'
import { addResolveFunctionsToSchema } from 'apollo-server'
import { graphqlTypeDate, graphqlTypeObjectId, makeAugmentedSchema, mongoTypeDefs } from 'ts-mongo-codegen'
// The following import is the file generated in previous step
import { mountainMutationResolvers, mountainQueryResolvers, mountainResolvers } from './types.generated'
import { composeResolvers } from '@graphql-tools/resolvers-composition'
import { mountainSchema } from './gql/mountains'
import { isAuthenticated } from './auth'

// Make an executable schema with the mongo types and our custom mountain schema type
const executableSchema = makeExecutableSchema({
  typeDefs: [mongoTypeDefs, mountainSchema],
})

// Add CRUD operations to the Mountain type by augmenting the schema
export const schema = makeAugmentedSchema(executableSchema)

// The mountainResolvers, mountainMutationResolvers, and mountainQueryResolvers are generated types
// Run `yarn generate` to update types or add more
const resolvers = composeResolvers(
  {
    Date: graphqlTypeDate,
    Mountain: mountainResolvers,
    Mutation: {
      ...mountainMutationResolvers,
    },
    ObjectId: graphqlTypeObjectId,
    Query: {
      ...mountainQueryResolvers,
    },
  },
  {
    // Make sure mutation requests are authenticated
    Mutation: [isAuthenticated()],
  }
)

// Finally we add our generated resolvers to the schema
addResolveFunctionsToSchema({
  resolvers,
  schema,
})