From 0915a19f48d236e556be4852e1ca6886b7f2dfbe Mon Sep 17 00:00:00 2001
From: Matheus Fernandes <github@matheus.top>
Date: Fri, 7 Apr 2017 21:42:08 -0700
Subject: [PATCH] Feature/slack builds (#432)

* Upload builds to Slack after every commit

* Make XO happy

* chmod +x

* Do not skip pull requests

* Add `slackup` dependency

* Use the new `slackup` API

* `node` === latest

* `msg2` => `msg`

* Build the slack script before using it on CI

* Shut up XO

* chmod +x

* Move the built scripts to the `build` directory

* Bump `slackup`

* Fix spacing

* fml

* Let the Slack know when the node version is being skipped
---
 .travis.yml      |  7 ++++-
 build.sh         |  5 ++++
 package.json     |  4 ++-
 scripts/slack.js | 72 ++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 86 insertions(+), 2 deletions(-)
 create mode 100755 scripts/slack.js

diff --git a/.travis.yml b/.travis.yml
index 7beec31..71ec69c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,5 +16,10 @@
     "on": {
       "tags": true
     }
-  }
+  },
+  "after_success": [
+    'npm install --global slackup',
+    'npm run pack',
+    './build/scripts/slack.js'
+  ]
 }
diff --git a/build.sh b/build.sh
index 7a5d360..c8a067b 100755
--- a/build.sh
+++ b/build.sh
@@ -8,3 +8,8 @@ find lib/** -type f -exec node_modules/.bin/async-to-gen --out-file build/{} {}
 find bin/** -type f -exec node_modules/.bin/async-to-gen --out-file build/{} {} \;
 chmod +x build/bin/now.js
 cp lib/utils/billing/*.json build/lib/utils/billing/
+
+# CI
+mkdir build/scripts
+node_modules/.bin/async-to-gen --out-file build/scripts/slack.js scripts/slack.js
+chmod +x build/scripts/slack.js
diff --git a/package.json b/package.json
index 4278b79..d596e38 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,8 @@
   },
   "xo": {
     "ignores": [
-      "test/_fixtures/**"
+      "test/_fixtures/**",
+      "scripts/build/**"
     ],
     "extends": "prettier"
   },
@@ -94,6 +95,7 @@
     "husky": "0.13.3",
     "lint-staged": "3.4.0",
     "pkg": "3.0.0-beta.29",
+    "slackup": "1.2.0",
     "xo": "0.19.0"
   }
 }
diff --git a/scripts/slack.js b/scripts/slack.js
new file mode 100755
index 0000000..c0ddb86
--- /dev/null
+++ b/scripts/slack.js
@@ -0,0 +1,72 @@
+#!/usr/bin/env node
+
+const slackup = require('slackup')
+const fetch = require('node-fetch')
+
+const repo = process.env.TRAVIS_REPO_SLUG
+const commit = process.env.TRAVIS_COMMIT
+const branch = process.env.TRAVIS_BRANCH
+const apiKey = process.env.SLACK_API_KEY
+const channel = process.env.SLACK_CHANNEL
+const githubToken = process.env.GITHUB_API_KEY
+const currentNodeVersion = process.env.TRAVIS_NODE_VERSION
+const regex = /^(node|7)\.*/
+
+// Skip if not on a zeit repo
+if (!/^zeit\//.test(repo)) {
+  console.log('not a zeit repo')
+  process.exit(0)
+}
+
+if (!apiKey) {
+  console.log('$SLACKUP_TOKEN not found')
+  process.exit(0)
+}
+
+if (!channel) {
+  console.log('$SLACKUP_CHANNEL not found')
+  process.exit(0)
+}
+
+if (!githubToken) {
+  console.log('$GITHUB_TOKEN not found')
+  process.exit(0)
+}
+
+const opts = {
+  headers: {
+    authorization: `token ${githubToken}`
+  }
+}
+
+fetch(`https://api.github.com/repos/${repo}/commits/${commit}`, opts)
+.then(res => res.json())
+.then(res => ({
+  message: res.commit.message,
+  authorName: res.commit.author.name,
+  authorUrl: res.author.html_url
+  }))
+.then(async res => {
+  if (regex.test(currentNodeVersion)) {
+    const message = `:package: Here are the binaries for the branch *${branch}* of *${repo}* (commit <https://github.com/${repo}/commit/${commit}|${commit.substr(0, 7)}> by <${res.authorUrl}|${res.authorName}>):`
+
+    const binaries = [
+      `${__dirname}/../../packed/now-macos`,
+      `${__dirname}/../../packed/now-linux`,
+      `${__dirname}/../../packed/now-win.exe`
+      ]
+
+    try {
+      await slackup({apiKey, channel, type: 'message', message})
+      await slackup({apiKey, channel, type: 'file', filePath: binaries[0]})
+      await slackup({apiKey, channel, type: 'file', filePath: binaries[1]})
+      await slackup({apiKey, channel, type: 'file', filePath: binaries[2]})
+    } catch (err) {
+      console.log(`Couldn't send messages/files to Slack`, err)
+    }
+  } else {
+    const message = `:white_check_mark: Build succeded on Node ${currentNodeVersion} (commit <https://github.com/${repo}/commit/${commit}|${commit.substr(0, 7)}> by <${res.authorUrl}|${res.authorName}>)`
+    await slackup({apiKey, channel, type: 'message', message})
+  }
+})
+.catch(console.error)