add travis deploy script

vinaypuppal · vinaypuppal · commit 434150585465 · 2017-10-19T01:41:20.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -8,7 +8,7 @@ before_install:
   - 'export PATH="$HOME/.yarn/bin:$PATH"'
 cache: yarn
 after_script:
-  - NOW_ALIAS=coderplex.org node_modules/.bin/now-travis
+  - yarn export && cd out && NOW_ALIAS=coderplex-app.now.sh ../scripts/now -p
 branches:
   only:
     - master
diff --git a/scripts/now.js b/scripts/now.js
@@ -0,0 +1,116 @@
+#! /usr/bin/env node
+
+const github = require('octonode');
+const normalizeUrl = require('normalize-url');
+const spawn = require('cross-spawn');
+const travisAfterAll = require('travis-after-all');
+const urlRegex = require('url-regex');
+const argv = require('yargs').argv;
+
+const nowCli = require.resolve('now/download/dist/now');
+
+if (!process.env.CI || !process.env.TRAVIS) {
+  throw new Error('Could not detect Travis CI environment');
+}
+
+const githubToken = process.env.GH_TOKEN;
+const nowToken = process.env.NOW_TOKEN;
+
+if (!githubToken) {
+  throw new Error('Missing required environment variable GH_TOKEN');
+}
+
+if (!nowToken) {
+  throw new Error('Missing required environment variable NOW_TOKEN');
+}
+
+const client = github.client(githubToken);
+const ghRepo = client.repo(process.env.TRAVIS_REPO_SLUG);
+
+function noop() {}
+
+function getUrl(content) {
+  const urls = content.match(urlRegex()) || [];
+
+  return urls.map(url => normalizeUrl(url.trim().replace(/\.+$/, '')))[0];
+}
+
+function deploy(context, sha) {
+  ghRepo.status(
+    sha,
+    {
+      context,
+      state: 'pending',
+      description: `Δ Now ${context} deployment pending`,
+    },
+    noop,
+  );
+
+  const args = ['--token', nowToken, '--no-clipboard'];
+  const alias = context === 'production' && process.env.NOW_ALIAS;
+  let stdout = '';
+
+  if (alias) {
+    args.push(...['--alias', alias]);
+  }
+
+  if (argv.p || argv.public) {
+    args.push(...['-p']);
+  }
+
+  if (argv.folder) {
+    args.push(argv.folder);
+  }
+
+  const child = spawn(nowCli, args);
+
+  if (!alias) {
+    child.stdout.on('data', data => {
+      stdout += data;
+    });
+  }
+
+  child.on('error', err => {
+    console.error(err);
+    ghRepo.status(
+      sha,
+      {
+        context,
+        state: 'error',
+        description: `Δ Now ${context} deployment failed. See Travis logs for details.`,
+      },
+      noop,
+    );
+  });
+
+  child.on('close', () => {
+    const targetUrl = alias || getUrl(stdout);
+
+    ghRepo.status(
+      sha,
+      {
+        context,
+        targetUrl,
+        state: 'success',
+        description: `Δ Now ${context} deployment complete`,
+      },
+      noop,
+    );
+  });
+}
+
+travisAfterAll((code, err) => {
+  // Don't do anything if there was an error of if the build returned a failing code
+  if (err || code) {
+    return;
+  }
+
+  switch (process.env.TRAVIS_EVENT_TYPE) {
+    case 'pull_request':
+      return deploy('staging', process.env.TRAVIS_PULL_REQUEST_SHA);
+    case 'push':
+      return deploy('production', process.env.TRAVIS_COMMIT);
+    default:
+      return '';
+  }
+});
