96 lines
3.1 KiB
TypeScript
96 lines
3.1 KiB
TypeScript
import "reflect-metadata";
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import { Resolver, Query, Mutation, Arg, FieldResolver, Root } from "type-graphql";
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import { Store, StoreInput, Product, Reservation, ReservationProduct, ReservationInput } from "./typeDefs.js";
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import { createStore, getStores, getStore, getStoreProducts, createReservation, getReservationProducts } from "./data.js";
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import * as yup from 'yup';
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import { UserInputError } from "apollo-server";
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// define input validations
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const createStoreSchema = yup.object()
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.shape({
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city: yup.string().max(255).required(),
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name: yup.string().max(255).required(),
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number: yup.number().required().positive().integer(),
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postalCode: yup.string().required().max(10),
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street: yup.string().required().max(255),
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});
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const getStoreSchema = yup.object()
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.shape({
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id: yup.string().length(36).required()
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});
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const createReservationSchema = yup.object()
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.shape({
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reservationProducts: yup.array(
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yup.object().shape({
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productId: yup.string().length(36),
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quantity: yup.number().required().positive().integer(),
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})
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),
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});
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@Resolver(() => Store)
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export class StoreResolver {
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@Query(() => [Store], { description: "Get all the stores" })
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async stores(): Promise<Store[]> {
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return await getStores();
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}
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@Query(() => Store, { description: "Get a specific store" })
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async store(@Arg("id") id: String/* ,@Arg("withProducts", { nullable: true }) withProducts: boolean*/): Promise<Store> {
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// check validity
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return await getStoreSchema
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.validate({ id: id })
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.then(validData => {
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return getStore(validData.id);
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})
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.catch(err => {
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return new UserInputError('Invalid input', { validationErrors: err.errors });
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});
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}
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//Extend the Store type with a list of its products.
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@FieldResolver(() => [Product])
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async products(@Root() store: Store): Promise<[Product]> {
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return await getStoreProducts(store.id);
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}
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@Mutation(() => Store, { description: "Create a new store" })
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async createStore(@Arg("input") input: StoreInput): Promise<Store | UserInputError> {
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// check validity
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return await createStoreSchema
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.validate(input)
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.then(validData => {
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// put in db with data.js and return the value to grapqhl
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return createStore(validData);
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})
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.catch(err => {
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return new UserInputError('Invalid input', { validationErrors: err.errors });
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});
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}
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}
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@Resolver(() => Reservation)
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export class ReservationResolver {
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@FieldResolver(() => [ReservationProduct])
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async reservationProducts(@Root() reservation: Reservation) {
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return await getReservationProducts(reservation.id);
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}
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@Mutation(() => Reservation, { description: "Create a new reservation" })
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async createReservation(@Arg("input") input: ReservationInput): Promise<Reservation | UserInputError> {
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return await createReservationSchema
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.validate(input)
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.then(validData => {
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return createReservation(validData);
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})
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.catch(err => {
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return new UserInputError('Invalid input', { validationErrors: err.errors });
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})
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}
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}
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