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Slightly adjust JS files for samples to accomodate types

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This commit is contained in:
Daniel O'Grady
2022-09-15 16:03:24 +02:00
parent f891be5251
commit 3d41f8e4ec
2 changed files with 7 additions and 5 deletions
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3
bookshop/srv/cat-service.js
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@@ -2,7 +2,8 @@ const cds = require('@sap/cds')
class CatalogService extends cds.ApplicationService { init(){
const { Books } = this.entities ('sap.capire.bookshop')
//const { Books } = this.entities ('sap.capire.bookshop')
const { Books, Book } = require('../@types/sap/capire/bookshop')
// Reduce stock of ordered books if available stock suffices
this.on ('submitOrder', async req => {

9
bookstore/srv/mashup.js
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@@ -11,7 +11,8 @@ module.exports = async()=>{ // called by server.js
const db = await cds.connect.to ('db')
// reflect entity definitions used below...
const { Books } = db.entities ('sap.capire.bookshop')
//const { Books } = db.entities ('sap.capire.bookshop')
const { Books, Book } = require('../@types/sap/capire/bookshop')
//
// Delegate requests to read reviews to the ReviewsService
@@ -19,8 +20,8 @@ module.exports = async()=>{ // called by server.js
//
CatalogService.prepend (srv => srv.on ('READ', 'Books/reviews', (req) => {
console.debug ('> delegating request to ReviewsService')
const [id] = req.params, { columns, limit } = req.query.SELECT
return ReviewsService.read ('Reviews',columns).limit(limit).where({subject:String(id)})
const [id] = req.params, { columns, limit } = 'SELECT' in req.query ? req.query.SELECT : {columns: [], limit: { rows: 0 }}
return ReviewsService.read ('Reviews',columns).limit(limit.rows).where({subject:String(id)})
}))
//
@@ -28,7 +29,7 @@ module.exports = async()=>{ // called by server.js
//
CatalogService.on ('OrderedBook', async (msg) => {
const { book, quantity, buyer } = msg.data
const { title, price } = await db.tx(msg).read (Books, book, b => { b.title, b.price })
const { title, price } = await db.tx(msg).read ('Books').where('ID = ' + book.ID).columns((/** @type {Book} */ b) => { b.title, b.price })
return OrdersService.tx(msg).create ('Orders').entries({
OrderNo: 'Order at '+ (new Date).toLocaleString(),
Items: [{ product:{ID:`${book}`}, title, price, quantity }],