add getUser method

media-store/srv/invoices-service.js

@@ -15,10 +15,17 @@ module.exports = async function () {
     );
   });
 
+  this.on("READ", "Invoices", async (req) => {
+    return await db.run(req.query.where({ customer_ID: req.user.attr.ID }));
+  });
+
   this.on("invoice", async (req) => {
     const { tracks } = req.data;
     const customerId = req.user.attr.ID;
-    const total = tracks.reduce((acc, { unitPrice }) => acc + unitPrice, 0);
+    const total = tracks.reduce(
+      (acc, { unitPrice }) => acc + Number(unitPrice),
+      0
+    );
 
     const { ID: lastInvoiceItemId } = await db.run(
       SELECT.one(InvoiceItems).columns("ID").orderBy({ ID: "desc" })
@@ -37,10 +44,10 @@ module.exports = async function () {
       INSERT.into(InvoiceItems)
         .columns("ID", "invoice_ID", "track_ID", "unitPrice")
         .rows(
-          tracks.map(({ track_ID, unitPrice }, index) => [
+          tracks.map(({ ID, unitPrice }, index) => [
             lastInvoiceItemId + (index + 1),
             lastInvoiceId + 1,
-            track_ID,
+            ID,
             unitPrice,
           ])
         )