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food-graphql-server
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This commit is contained in:
Fre Timmerman 2021-02-02 15:08:42 +01:00
parent 40d325a318
commit 54b2e99fd2
7 changed files with 180 additions and 35 deletions
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37
schema.gql
View File

@ -5,27 +5,38 @@
type Mutation {
"""Create a new store"""
createStore(input: StoreInput!): Store!
createStore(input: StoreInput): Store
}
type Product {
description: String
id: String
name: String
price: Float
}
type Query {
"""Get a specific store"""
store(id: String): Store
"""Get all the stores"""
stores: [Store!]!
stores: [Store]
}
type Store {
city: String!
id: String!
name: String!
number: Int!
postalCode: String!
street: String!
city: String
id: String
name: String
number: Int
postalCode: String
products: [Product]
street: String
}
input StoreInput {
city: String!
name: String!
number: Int!
postalCode: String!
street: String!
city: String
name: String
number: Int
postalCode: String
street: String
}

44
src/data.js
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@ -19,6 +19,39 @@ const stores = [
}
];
const products = [{
description: 'Een broodje om u tegen te zeggen. Lekker, lekker, lekker!',
id: '9e3de707-8e96-45c8-8c1a-75d79fe74768',
name: 'Scampi Manis',
price: 5,
storeId: 'cc406ed9-fc02-4185-b073-8c12b61b5c79',
}, {
description: 'Eentje met kaas en fricandon, voor den groten honger.',
id: '1535f2a6-4341-4db0-a9c8-455c2347dcaf',
name: 'Gitaar',
price: 5,
storeId: 'cc406ed9-fc02-4185-b073-8c12b61b5c79',
}, {
description: 'Tomatensaus, kaas, ham, salami, champignons, paprika',
id: '5bb3fbcc-7ec2-44fe-a04b-a0251cecf1e6',
name: '4 Seizoenen Large',
price: 17,
storeId: '5f2919aa-333a-4745-8166-3002ab30de0e',
}, {
description: 'Bolognaisesaus, kaas, paprika, ham, salami, champignons',
id: '037e74f6-ae73-47a3-9acf-d1de0cdcd565',
name: 'Calzone Large',
price: 17,
storeId: '5f2919aa-333a-4745-8166-3002ab30de0e',
}, {
description: 'Tomatensaus, pepperoni, rode ui, paprika gehakt, jalapenos',
id: 'e8619184-2e86-4db5-b8ba-596720006a0f',
name: 'Hot \'n Spicy',
price: 20,
storeId: '5f2919aa-333a-4745-8166-3002ab30de0e',
}];
export function createStore({ city, name, number, postalCode, street }) {
const newStore = {
city,
@ -34,4 +67,13 @@ export function createStore({ city, name, number, postalCode, street }) {
export function getStores() {
return stores;
}
}
export function getStore(storeId) {
return stores.find(store => store.id === storeId);
}
export function getStoreProducts(storeId) {
console.log(storeId);
return products.filter(prod => prod.storeId === storeId)
}

1
src/index.js
View File

@ -30,6 +30,7 @@ import { StoreResolver } from './resolvers.js';
// create the schema using TypeGraphQL, pass the resolver
const schema = await buildSchema({
resolvers: [StoreResolver],
nullableByDefault: true,
emitSchemaFile: path.resolve(".", "schema.gql"),
});

48
src/resolvers.js
View File

@ -11,9 +11,9 @@ var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
import "reflect-metadata";
import { Resolver, Query, Mutation, Arg } from "type-graphql";
import { Store, StoreInput } from "./typeDefs.js";
import { createStore, getStores } from "./data.js";
import { Resolver, Query, Mutation, Arg, FieldResolver, Root } from "type-graphql";
import { Store, StoreInput, Product } from "./typeDefs.js";
import { createStore, getStores, getStore, getStoreProducts } from "./data.js";
import * as yup from 'yup';
import { UserInputError } from "apollo-server";
// define input validations
@ -25,12 +25,28 @@ const createStoreSchema = yup.object()
postalCode: yup.string().required().max(10),
street: yup.string().required().max(255),
});
const getStoreSchema = yup.object()
.shape({
id: yup.string().length(36).required()
});
let StoreResolver = class StoreResolver {
constructor() {
this.storeCollection = getStores();
}
async stores() {
return await this.storeCollection;
return await getStores();
}
async store(id /* ,@Arg("withProducts", { nullable: true }) withProducts: boolean*/) {
// check validity
return await getStoreSchema
.validate({ id: id })
.then(validData => {
return getStore(validData.id);
})
.catch(err => {
return new UserInputError('Invalid input', { validationErrors: err.errors });
});
}
//Extend the Store type with a list of its products.
async products(store) {
return await getStoreProducts(store.id);
}
async createStore(input) {
// check validity
@ -46,11 +62,25 @@ let StoreResolver = class StoreResolver {
}
};
__decorate([
Query(returns => [Store], { description: "Get all the stores" }),
Query(() => [Store], { description: "Get all the stores" }),
__metadata("design:type", Function),
__metadata("design:paramtypes", []),
__metadata("design:returntype", Promise)
], StoreResolver.prototype, "stores", null);
__decorate([
Query(() => Store, { description: "Get a specific store" }),
__param(0, Arg("id")),
__metadata("design:type", Function),
__metadata("design:paramtypes", [String /* ,@Arg("withProducts", { nullable: true }) withProducts: boolean*/]),
__metadata("design:returntype", Promise)
], StoreResolver.prototype, "store", null);
__decorate([
FieldResolver(() => [Product]),
__param(0, Root()),
__metadata("design:type", Function),
__metadata("design:paramtypes", [Store]),
__metadata("design:returntype", Promise)
], StoreResolver.prototype, "products", null);
__decorate([
Mutation(() => Store, { description: "Create a new store" }),
__param(0, Arg("input")),
@ -59,6 +89,6 @@ __decorate([
__metadata("design:returntype", Promise)
], StoreResolver.prototype, "createStore", null);
StoreResolver = __decorate([
Resolver()
Resolver(() => Store)
], StoreResolver);
export { StoreResolver };

40
src/resolvers.ts
View File

@ -1,7 +1,7 @@
import "reflect-metadata";
import { Resolver, Query, Mutation, Arg } from "type-graphql";
import { Store, StoreInput } from "./typeDefs.js";
import { createStore, getStores } from "./data.js";
import { Resolver, Query, Mutation, Arg, FieldResolver, Root } from "type-graphql";
import { Store, StoreInput, Product } from "./typeDefs.js";
import { createStore, getStores, getStore, getStoreProducts } from "./data.js";
import * as yup from 'yup';
import { UserInputError } from "apollo-server";
@ -15,18 +15,41 @@ const createStoreSchema = yup.object()
street: yup.string().required().max(255),
});
const getStoreSchema = yup.object()
.shape({
id: yup.string().length(36).required()
})
@Resolver()
@Resolver(() => Store)
export class StoreResolver {
private storeCollection: Store[] = getStores();
@Query(returns => [Store], { description: "Get all the stores" })
@Query(() => [Store], { description: "Get all the stores" })
async stores(): Promise<Store[]> {
return await this.storeCollection;
return await getStores();
}
@Query(() => Store, { description: "Get a specific store" })
async store(@Arg("id") id: String/* ,@Arg("withProducts", { nullable: true }) withProducts: boolean*/): Promise<Store> {
// check validity
return await getStoreSchema
.validate({ id: id })
.then(validData => {
return getStore(validData.id);
})
.catch(err => {
return new UserInputError('Invalid input', { validationErrors: err.errors });
});
}
//Extend the Store type with a list of its products.
@FieldResolver(() => [Product])
async products(@Root() store: Store): Promise<[Product]> {
return await getStoreProducts(store.id);
}
@Mutation(() => Store, { description: "Create a new store" })
async createStore(@Arg("input") input: StoreInput) {
async createStore(@Arg("input") input: StoreInput): Promise<Store | UserInputError> {
// check validity
return await createStoreSchema
.validate(input)
@ -37,7 +60,6 @@ export class StoreResolver {
.catch(err => {
return new UserInputError('Invalid input', { validationErrors: err.errors });
});
}
}

28
src/typeDefs.js
View File

@ -10,7 +10,7 @@ var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import "reflect-metadata";
import { ObjectType, Field, InputType, Int } from "type-graphql";
import { ObjectType, Field, InputType, Int, Float } from "type-graphql";
let Store = class Store {
};
__decorate([
@ -37,6 +37,10 @@ __decorate([
Field(),
__metadata("design:type", String)
], Store.prototype, "street", void 0);
__decorate([
Field(type => [Product]),
__metadata("design:type", Array)
], Store.prototype, "products", void 0);
Store = __decorate([
ObjectType()
], Store);
@ -67,3 +71,25 @@ StoreInput = __decorate([
InputType()
], StoreInput);
export { StoreInput };
let Product = class Product {
};
__decorate([
Field(),
__metadata("design:type", String)
], Product.prototype, "id", void 0);
__decorate([
Field(),
__metadata("design:type", String)
], Product.prototype, "name", void 0);
__decorate([
Field(),
__metadata("design:type", String)
], Product.prototype, "description", void 0);
__decorate([
Field(type => Float),
__metadata("design:type", Number)
], Product.prototype, "price", void 0);
Product = __decorate([
ObjectType()
], Product);
export { Product };

17
src/typeDefs.ts
View File

@ -2,8 +2,7 @@
// which ways the data can be fetched from the GraphQL server.
import "reflect-metadata";
import { ObjectType, Field, ID, InputType, Int } from "type-graphql";
import { number } from "yup/lib/locale";
import { ObjectType, Field, InputType, Int, Float } from "type-graphql";
@ObjectType()
@ -20,6 +19,8 @@ export class Store {
postalCode: string
@Field()
street: string
@Field(type => [Product])
products?: [Product]
}
@InputType()
export class StoreInput {
@ -33,4 +34,16 @@ export class StoreInput {
postalCode: string
@Field()
street: string
}
@ObjectType()
export class Product {
@Field()
id: string;
@Field()
name: string;
@Field()
description: string;
@Field(type => Float)
price: number;
}