Frontend can retrieve current order

api/orders.js

@@ -10,3 +10,8 @@ router.put('/', async (req, res) => {
   const order = await db.order.create(req.cart.uuid);
   res.json(order)
 })
+
+router.get('/current', async (req, res) => {
+  const order = await db.order.findForCart(req.cart.uuid);
+  res.json(order)
+})

db/models/order.js

@@ -16,3 +16,15 @@ order.create = async function(cart_uuid){
   const {rows} = await pg.query(query)
   return joinjs.map(rows, mappings, 'orderMap', 'order_')[0];
 }
+
+order.findForCart = async function(cart_uuid) {
+  const query = {
+    text: 'select * from sos.find_order_for_cart($1)',
+    values: [cart_uuid]
+  }
+
+  debug(query)
+
+  const {rows} = await pg.query(query)
+  return joinjs.map(rows, mappings, 'orderMap', 'order_')[0];
+}

db/sql/1-tables.sql

@@ -174,6 +174,7 @@ create table sos."transaction" (
   constraint transaction_cannot_complete_without_shipping check (transaction_payment_state != 'completed' or transaction_shipping_price is not null),
   constraint transaction_no_discount_without_coupon check (transaction_coupon_effective_discount = 0 or transaction_coupon_uuid is not null)
   -- TODO: Partial index on cart_uuid to disallow two "started" transactions with the same cart
+  -- TODO: Partial index on order_uuid to disallow two "started" transactions with the same order
 );
 
 create table sos."payment" (

db/sql/3-functions.sql

@@ -479,3 +479,18 @@ begin
   ) where transaction_cart_uuid = _cart_uuid
       and transaction_payment_state = 'started';
 end; $function$;
+
+create or replace function sos.find_order_for_cart(_cart_uuid uuid)
+  returns setof sos.v_order
+  language plpgsql
+as $function$
+declare
+  _order_uuid uuid;
+begin
+  select transaction_order_uuid into _order_uuid
+    from sos."transaction"
+      where transaction_cart_uuid = _cart_uuid
+        and transaction_payment_state = 'started';
+
+  return query select * from sos.v_order where order_uuid = _order_uuid;
+end; $function$;

pages/store/cart.js

@@ -1,4 +1,5 @@
 import React from 'react'
+import Router from 'next/router'
 import Link from 'next/link'
 import axios from 'axios'
 import Head from 'next/head'
@@ -20,9 +21,10 @@ export default function Cart(){
     setCart(data)
   }
 
+  // We can't let the form controller do this as it shouldn't actually pass a body
   const handleCreateTransaction = async () => {
-    const {data: order} = await axios.put(`/api/orders`)
-    console.log(order)
+    await axios.put(`/api/orders`)
+    Router.push('/store/checkout')
   }
 
   return (

pages/store/checkout/index.js

@@ -0,0 +1,15 @@
+CheckoutSummary.getInitialProps = async function({ctx: {axios}}){
+  const {data: order} = await axios.get(`/api/orders/current`)
+  return {order}
+}
+
+export default function CheckoutSummary({order}){
+  return (
+    <>
+      <h2>Checkout</h2>
+      <pre>
+        {JSON.stringify(order, null, 2)}
+      </pre>
+    </>
+  )
+}