From b1aa61e03dc1329ea7fdfd7c660eb94c1bf767c6 Mon Sep 17 00:00:00 2001
From: joeduffy <joeduffy@acm.org>
Date: Sat, 15 Oct 2016 09:00:28 -0700
Subject: [PATCH] Create a sample app that exposes a voting API for all 50
 states

---
 examples/vote50/.gitignore |  2 ++
 examples/vote50/app.js     | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 examples/vote50/.gitignore
 create mode 100644 examples/vote50/app.js

diff --git a/examples/vote50/.gitignore b/examples/vote50/.gitignore
new file mode 100644
index 000000000..d5700888a
--- /dev/null
+++ b/examples/vote50/.gitignore
@@ -0,0 +1,2 @@
+node_modules/
+
diff --git a/examples/vote50/app.js b/examples/vote50/app.js
new file mode 100644
index 000000000..e9abbeb9f
--- /dev/null
+++ b/examples/vote50/app.js
@@ -0,0 +1,26 @@
+var mu = require("mu");
+
+// Define a Service that creates a Stack, wires up Functions to Triggers, and exposes an API:
+class VotingService {
+    constructor() {
+        this.votes = new mu.Table();
+        this.voteCounts = new mu.Table();
+        this.votes.forEach(vote => {
+            // Keep our aggregated counts up-to-date:
+            this.voteCounts.updateIncrement(vote.color, vote.count);
+        });
+    }
+    
+    vote(info) {
+        this.votes.push({ color: info.color, count: 1 });
+    }
+}
+
+// Create a HTTP endpoint Service that receives votes from an API:
+var voteAPI = new mu.HTTPGateway();
+
+for (var state of [ "AL", "AK", ... "WI", "WY" ]) {
+    var votingService = new VotingService();
+    voteAPI.register(`/${state}`, votingService);
+}
+