Files
graphql-api-js/src/datasources/product-api.ts
T
2021-04-11 09:03:04 +02:00

98 lines
2.4 KiB
TypeScript

import { SQLDataSource } from 'datasource-sql';
import * as sql from './sql';
import {
Product,
ProductGroup,
PrintProduct,
ProductBlacklist,
Category,
} from './product-types';
import { Maybe } from './types';
const MINUTE = 60;
export class ProductAPI extends SQLDataSource {
constructor(config) {
super(config);
}
async getCategories(productId: number): Promise<Array<Category>> {
const query = /* sql */ `
SELECT product_category.category_id, categories.name
FROM product_category JOIN categories ON product_category.category_id = categories.id
WHERE product_category.product_id = ?
`;
const res = await this.knex.raw(query, productId).then((data) =>
data.rows.map((o) => {
return {
...o,
id: o.category_id,
};
}),
);
return res;
}
async getMaterial(printId: number): Promise<any> {
// SELECT materialid, material, (price / 100::float) as price FROM "product-materials"
}
// TODO: get product details
async getProductDetails(id: number): Promise<any> {
// SELECT * FROM "product-fields";
// SELECT * FROM "product-products_fields" WHERE productid = 58941;
return null;
}
getBlacklisting(row: any): Array<ProductBlacklist> {
if (!row.blacklisting) {
return [];
}
return row.blacklisting.map((bl: any) => {
bl.group = ProductGroup[bl.groupId];
return bl;
});
}
getPrintProducts(row: any): Array<PrintProduct> {
if (!row.printproducts) {
return [];
}
return row.printproducts.map((pp: any) => {
pp.group = ProductGroup[pp.groupId];
pp.id = pp.printId;
return pp;
});
}
createProductFromRow(row: any) {
row.blacklisting = this.getBlacklisting(row);
row.printProducts = this.getPrintProducts(row);
row.designerId = row.designerid;
return row;
}
async getProducts(
limit: Maybe<number>,
visible: Maybe<boolean>,
browsable: Maybe<boolean>,
): Promise<Array<Product>> {
limit = limit ?? 100;
const query = sql.products(limit, visible, browsable);
return await this.knex
.raw(query)
.then((data) => data.rows.map((row) => this.createProductFromRow(row)));
}
async getProduct(id: number): Promise<Maybe<Product>> {
const query = sql.product(id);
const res = await this.knex
.raw(query)
.then((data) => data.rows.map((row) => this.createProductFromRow(row)));
return res.find(Boolean);
}
}