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cleaned up

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This commit is contained in:
Daniel
2019-12-21 18:01:58 +01:00
parent 421cea9f2b
commit 45843ab7bd
2 changed files with 20 additions and 40 deletions
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11
packages/bookshop/srv/admin-service.js
View File

@@ -1,11 +1,9 @@
const utils = require('./utils')
const cds = require('@sap/cds') const cds = require('@sap/cds')
module.exports = cds.service.impl (async()=>{ module.exports = cds.service.impl (async()=>{
// We are mashing up three services... // We are mashing up three services...
const admin = await cds.connect.to ('AdminService')
const bupa = await cds.connect.to ('API_BUSINESS_PARTNER') const bupa = await cds.connect.to ('API_BUSINESS_PARTNER')
const admin = await cds.connect.to ('AdminService')
const db = await cds.connect.to ('db') const db = await cds.connect.to ('db')
// Using reflected definitions from connected services/database // Using reflected definitions from connected services/database
@@ -15,9 +13,9 @@ module.exports = cds.service.impl (async ()=>{
// Delegate ValueHelp requests to S/4 backend, fetching current user's addresses from there // Delegate ValueHelp requests to S/4 backend, fetching current user's addresses from there
admin.on ('READ', 'Addresses', (req) => { admin.on ('READ', 'Addresses', (req) => {
const UsersAddresses = req.query.from (externalAddresses) .where ({ contact: req.user.id || 'anonymous' }) console.log ('Delegating to S/4 bupa service...')
//> redirecting the incoming query with req.query.from preserves all .columns and .where clauses const UsersAddresses = SELECT.from (externalAddresses) .where ({ contact: req.user.id || 'anonymous' })
return bupa.tx(req) .read (UsersAddresses) return bupa.tx(req) .run (UsersAddresses.where (req.query.SELECT.where))
}) })
@@ -81,3 +79,4 @@ module.exports = cds.service.impl (async ()=>{
}) })
}) })
require('./utils') // ugly workaround for AppStudio

45
packages/bookshop/srv/external.cds
View File

@@ -16,56 +16,37 @@ extend service API_BUSINESS_PARTNER with {
PostalCode as postalCode, PostalCode as postalCode,
StreetName as streetName, StreetName as streetName,
HouseNumber as houseNumber HouseNumber as houseNumber
}; }
/** /**
* Re-modelling the event which is currently not available declaratively from S/4 * Re-modelling the event which is currently not available declaratively from S/4
*/ */
// @messaging.topic:'${prefix}/BusinessPartner/Changed' entity BusinessPartner as projection on external.A_BusinessPartner;
// event "BusinessPartner/Changed" { @messaging.topic:'${prefix}/BusinessPartner/Changed'
// "KEY": array of { event BusinessPartner_CHANGED {
// BUSINESSPARTNER : external.A_BusinessPartner.BusinessPartner _KEY: array of {
// } BUSINESSPARTNER : external.A_BusinessPartner.BusinessPartner
// } }
} }
}
/**
* Mashup w/ services to also serve shipping addresses
*/
// using { AdminService } from './admin-service';
// extend service AdminService { // for ValueHelps from S/4 backend
// @readonly entity usersAddresses as projection on external.Addresses;
// }
// // TODO: not used so far...
// using { CatalogService } from './cat-service';
// extend service CatalogService { // for ValueHelps from S/4 backend
// @requires:'authenticated-user'
// @readonly entity usersAddresses as projection on external.Addresses;
// }
// have external Addresses auto-exposed as targets
annotate external.Addresses with @cds.autoexpose;
/**
* Mashup w/ domain model for federated data access
*/
using { sap.capire.bookshop } from '../db/schema';
/** /**
* Add an entity to replicate external address data for quick access, * Add an entity to replicate external address data for quick access,
* e.g. when displaying lists of orders. * e.g. when displaying lists of orders.
*/ */
@cds.persistence:{table,skip:false} @cds.persistence:{table,skip:false} //> create a table with the view's inferred signature
@cds.autoexpose //> auto-expose in services as targets for ValueHelps and joins
entity sap.capire.bookshop.Addresses as SELECT from external.Addresses { *, entity sap.capire.bookshop.Addresses as SELECT from external.Addresses { *,
false as tombstone : Boolean false as tombstone : Boolean
}; };
/** /**
* Extend Orders to with references to replicated external Addresses * Extend Orders with references to replicated external Addresses
*/ */
using { sap.capire.bookshop } from '../db/schema';
extend bookshop.Orders with { extend bookshop.Orders with {
shippingAddress : Association to bookshop.Addresses; shippingAddress : Association to bookshop.Addresses;
} }