Add API endpoint for retrieving the latest order.

src/api/index.js

@@ -1,8 +1,8 @@
-import {application, Router} from 'express';
-import {gatherStats} from '../ws/util/statsUtil.js';
-import {BASE_URL, FLAG_HAS_PRIORITY_MAPPING, FLAG_SHOW_CREATOR} from '../constants.js';
+import { application, Router } from 'express';
+import { gatherStats } from '../ws/util/statsUtil.js';
+import { BASE_URL, FLAG_HAS_PRIORITY_MAPPING, FLAG_SHOW_CREATOR } from '../constants.js';
 
-const {chief} = application;
+const { chief } = application;
 const router = new Router();
 
 router.get('/stats', (req, res) => {
@@ -51,4 +51,45 @@ router.get('/orders', async (req, res) => {
     res.json(orders);
 })
 
+router.get('/order', async (req, res) => {
+    const orders = await chief.sql`SELECT * FROM orders ORDER BY created_at DESC LIMIT 1;`;
+    const order = orders[0]
+
+    if ((order.flags & FLAG_SHOW_CREATOR) !== 0) {
+        [order.creator] = await chief.sql`SELECT *
+                                              FROM users
+                                              WHERE id = ${order.created_by};`;
+        delete order.creator.id;
+    } else {
+        order.creator = null;
+    }
+
+    order.images = {
+        order: `${BASE_URL}/orders/${order.id}.png`,
+        priority: (order.flags & FLAG_HAS_PRIORITY_MAPPING) !== 0 ? `${BASE_URL}/orders/${order.id}-priority.png` : null
+    };
+
+    order.size = {
+        height: order.height,
+        width: order.width
+    };
+
+    order.offset = {
+        x: order.offset_x,
+        y: order.offset_y
+    };
+
+    order.createdAt = order.created_at;
+
+    delete order.created_at;
+    delete order.created_by;
+    delete order.flags; // implementation detail
+    delete order.height;
+    delete order.width;
+    delete order.offset_x;
+    delete order.offset_y;
+
+    res.json(orders);
+})
+
 export default router;