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Aligned orders w/ managed compositions

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This commit is contained in:
Daniel
2020-11-21 01:31:07 +01:00
committed by Daniel Hutzel
parent d1eb14f638
commit e15a6192b6
6 changed files with 16 additions and 16 deletions
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6
orders/srv/orders-service.js
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@@ -3,13 +3,13 @@ class OrdersService extends cds.ApplicationService {
/** register custom handlers */
init(){
const { OrderItems } = this.entities
const { Orders_Items:OrderItems } = this.entities
this.before ('UPDATE', 'Orders', async function(req) {
const { ID, Items } = req.data
if (Items) for (let { product_ID, amount } of Items) {
const { amount:before } = await cds.tx(req).run (
SELECT.one.from (OrderItems, oi => oi.amount) .where ({order_ID:ID, product_ID})
SELECT.one.from (OrderItems, oi => oi.amount) .where ({up__ID:ID, product_ID})
)
if (amount != before) this.orderChanged (product_ID, amount-before)
}
@@ -18,7 +18,7 @@ class OrdersService extends cds.ApplicationService {
this.before ('DELETE', 'Orders', async function(req) {
const { ID } = req.data
const Items = await cds.tx(req).run (
SELECT.from (OrderItems, oi => { oi.product_ID, oi.amount }) .where ({order_ID:ID})
SELECT.from (OrderItems, oi => { oi.product_ID, oi.amount }) .where ({up__ID:ID})
)
if (Items) for (let it of Items) this.orderChanged (it.product_ID, -it.amount)
})