support heroku status via '/current-status' API endpoint

src/scripts/heroku-commands.coffee

@@ -226,3 +226,35 @@ module.exports = (robot) ->
 
     heroku.apps(appName).configVars().update keyPair, (error, response) ->
       respondToUser(msg, error, "Heroku: #{key} has been unset")
+
+  # Status
+  robot.respond /heroku status/i, (msg) ->
+    msg.reply "Checking Heroku Status..."
+
+    heroku.get "/current-status", (err, response) ->
+      msg.reply "Production: #{response.status.Production}" +
+                "Development: #{response.status.Development}"
+
+      if (response.status.Production != "green" || response.status.Development != "green")
+        issuesText = ""
+
+        for issue in response.issues
+          issueText = "========="
+          issueText += "\n"
+
+          issueText += issue.title
+          issueText += "\n"
+
+          issueText += "Resolved: #{issue.resolved}"
+          issueText += "\n"
+
+          issueText += "Created: #{moment().format(issue.created_at)}"
+          issueText += "\n"
+
+          issueText += "Updated: #{moment().format(issue.updated_at)}"
+          issueText += "\n"
+
+          issueText += issue.full_url
+
+          issuesText += issueText
+        msg.reply issuesText

test/fixtures/status-green.json

@@ -0,0 +1 @@
+{"status":{"Production":"green","Development":"green"},"issues":[]}

test/fixtures/status-red.json

@@ -0,0 +1,4 @@
+{"status":{"Production":"red", "Development":"red"},
+  "issues":
+    [{"created_at":"2014-04-01T17:16:00Z","id":604,"resolved":true,"status_dev":"green","status_prod":"green","title":"Error when deploying certain apps","upcoming":false,"updated_at":"2014-04-02T06:03:49Z","href":"https://status.heroku.com/api/v3/issues/604","full_url":"https://status.heroku.com/incidents/604","updates":[{"contents":"This change was reverted at 7:26 PM PDT (02:26 UTC).","created_at":"2014-04-01T19:26:00Z","id":1961,"incident_id":604,"status_dev":"green","status_prod":"green","title":"Error when deploying certain apps","update_type":"resolved","updated_at":"2014-04-02T06:03:55Z"},{"contents":"At 5:16 PM PDT (00:16 UTC), we deployed a change which validated the list of add-ons being returned from buildpacks. Buildpacks failing this validation would fail with the following error:\r\n\r\n```\r\nInvalid add-on specification. Buildpacks must inform addons as a string.\r\n```\r\n\r\nThis impacted some of our own buildpacks, such as Python, Clojure, and PHP, when these buildpacks did not specify any add-ons to install.","created_at":"2014-04-01T17:16:00Z","id":1960,"incident_id":604,"status_dev":"yellow","status_prod":"green","title":"Error when deploying certain apps","update_type":"issue","updated_at":"2014-04-02T06:04:32Z"}]}]
+}

test/heroku-commands-spec.coffee

@@ -4,6 +4,7 @@ HubotHelper = require("hubot-test-helper")
 path = require("path")
 chai = require("chai")
 nock = require("nock")
+moment = require("moment")
 
 process.env.HUBOT_HEROKU_API_KEY = 'fake_key'
 { expect } = chai
@@ -309,3 +310,37 @@ describe "Heroku Commands", ->
         expect(room.messages[2][1]).to.equal("@Damon Heroku: CLOAK_ID has been unset")
 
         done()
+
+  describe "heroku status", ->
+    it "responds with basic info if all services are green", (done) ->
+      mockHeroku
+        .get("/current-status")
+        .replyWithFile(200, __dirname + "/fixtures/status-green.json")
+
+      room.user.say "Damon", "hubot heroku status"
+
+      waitForReplies 3, room, ->
+        expect(room.messages[1][1]).to.equal("@Damon Checking Heroku Status...")
+
+        expect(room.messages[2][1]).to.contain("Production: green")
+        expect(room.messages[2][1]).to.contain("Development: green")
+        done()
+
+    it "responds with additional info if any of the services are not green", (done) ->
+      mockHeroku
+        .get("/current-status")
+        .replyWithFile(200, __dirname + "/fixtures/status-red.json")
+
+      room.user.say "Damon", "hubot heroku status"
+
+      waitForReplies 3, room, ->
+        expect(room.messages[1][1]).to.equal("@Damon Checking Heroku Status...")
+
+        expect(room.messages[2][1]).to.contain("Production: red")
+        expect(room.messages[2][1]).to.contain("Development: red")
+        expect(room.messages[3][1]).to.contain("Error when deploying certain apps")
+        expect(room.messages[3][1]).to.contain("Created: #{moment().format('2014-04-01T17:16:00Z')}")
+        expect(room.messages[3][1]).to.contain("Updated: #{moment().format('2014-04-02T06:03:49Z')}")
+        expect(room.messages[3][1]).to.contain("Resolved: true")
+        expect(room.messages[3][1]).to.contain("https://") # should have link to more details
+        done()