add release.sh (#55)

Author: redallen

.circleci/config.yml

@@ -55,5 +55,5 @@ jobs:
         name: Avoid Unknown Host for github.com
         command: mkdir ~/.ssh/ && echo -e "Host github.com\n\tStrictHostKeyChecking no\n" > ~/.ssh/config
     - run:
-        name: Release to NPM
-        command: if [[ -z $CIRCLE_PULL_REQUEST ]]; then npx lerna publish --conventional-commits --create-release=github --yes | tee lerna-output.txt; fi;
+        name: Deploy to NPM
+        command: .circleci/release.sh

.circleci/release.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+USERNAME=${CIRCLE_PROJECT_USERNAME}
+REPONAME=${CIRCLE_PROJECT_REPONAME}
+GIT_USERNAME="patternfly-build"
+REPO="github.com:${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}.git"
+echo "Preparing release environment..."
+git config user.email "patternfly-build@redhat.com"
+git config user.name ${GIT_USERNAME}
+git config credential.helper store
+echo "https://${GIT_USERNAME}:${GH_TOKEN}@${REPO}" > ~/.git-credentials
+echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc
+
+echo "Doing a release..."
+# Lerna is complicated. Commands: https://github.com/lerna/lerna/tree/master/commands
+# Identify packages that have been updated since the previous tagged release
+# Update their versions and changelogs according to angular commit guidelines
+# https://github.com/angular/angular/blob/master/CONTRIBUTING.md#commit
+
+# Grab the log before lerna makes a commit
+LOG=$(git log --format="%s" -1 | grep -Poe "#\d+")
+PR_NUM=${LOG:1}
+
+yarn run lerna publish --conventional-commits --create-release=github --yes | tee lerna-output.txt
+
+if grep -i "Successfully published" lerna-output.txt; # Leave a Github comment
+then
+  if [ -n "${PR_NUM}" ]
+  then
+    # Use Issues api instead of PR api because
+    # PR api requires comments be made on specific files of specific commits
+    GITHUB_PR_COMMENTS="https://api.github.com/repos/${USERNAME}/${REPONAME}/issues/${PR_NUM}/comments"
+    COMMENT=$(git log --author="patternfly-build" -1 --pretty=%B | tail -n +2 | python -c 'import json,sys; print(json.dumps(sys.stdin.read()))' | cut -d '"' -f 2)
+    JSON="{\"body\":\"Your changes have been released in: ${COMMENT}Thanks for your contribution! :tada:\"}"
+    echo "Adding github PR comment ${GITHUB_PR_COMMENTS} ${JSON}"
+    curl -H "Authorization: token ${GH_PR_TOKEN}" --request POST "${GITHUB_PR_COMMENTS}" --data "${JSON}"
+  fi
+else
+  echo "Failed lerna publish"
+  exit 1
+fi