Search & show listings

backend/server.js

@@ -0,0 +1,62 @@
+import express from 'express'
+import bodyParser from 'body-parser';
+var MongoClient = require('mongodb').MongoClient;
+var url = 'mongodb://localhost:27017/example';
+
+require("babel-polyfill");
+
+const router = express.Router({mergeParams: true})
+
+const PORT = process.env.PORT || 3001;
+const AGENTURA_KEY = process.env.AGENTURA_KEY || '1somethingverysecret';
+
+// TODO:
+// db.results.ensureIndex({loc:"2d"})
+//collection.ensureIndex("username",callback)
+
+router.get('/search', async (req, res, next) => {
+  try {
+    const bounds     = req.query.bounds || '';
+    const db         = await MongoClient.connect(url);
+    const properties = db.collection('results');
+    let query        = {};
+
+    if (bounds) {
+      const [lat1, lng1, lat2, lng2] = bounds.split(',').map(parseFloat)
+      const box                      = [[lat1, lng1], [lat2, lng2]];
+
+      query = Object.assign(query, {
+        loc: {
+          "$geoWithin": {
+            "$box": box
+          }
+        }
+      });
+    }
+
+    const all = await properties.find(query).toArray();
+
+    res.json(all);
+    res.end();
+    await db.close();
+  } catch (e) {
+    console.log('error:', e);
+    next(e);
+  }
+});
+
+
+const app = express()
+app.use(bodyParser.json());
+
+app.use(function(req, res, next) {
+  res.header("Access-Control-Allow-Origin", "*");
+  res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
+  res.header("Access-Control-Allow-Methods", "GET, POST, OPTIONS");
+  res.header('Access-Control-Allow-Credentials', 'true');
+  next();
+});
+
+app.use('/api', router);
+app.listen(PORT, () => console.log('Express server running at localhost: ' + PORT));
+