publish

#!/bin/sh

# Login to NPM
npm config set //registry.npmjs.org/:_authToken=$NPM_TOKEN;

version=$(grep -m1 version package.json | awk -F: '{ print $2 }' | sed 's/[", ]//g')
name=$(grep -m1 name package.json | awk -F: '{ print $2 }' | sed 's/[", ]//g')

# npm publish is an idempotent action
tempLog=$(mktemp)

echo "Trying to publish..."
npm publish > ${tempLog} 2>&1

if [ $? -eq 0 ]; then
  echo "Successfully published!"

  curl -H "Content-Type: application/json" \
       -X POST \
       -d "{\"text\":\"A new version *$version* of *$name* package has been just published. <https://www.npmjs.com/package/$name>\",\"username\":\"circle-ci\",\"icon_emoji\":\":tada:\"}" \
       "https://hooks.slack.com/services/$SLACK_TOKENS"

else
  grep -q "You cannot publish over the previously published version" npm-debug.log
  grepStatus=$?

  if [ $grepStatus -eq 0 ]; then
    echo "Already published."
  else
    cat ${tempLog}
  fi

  rm -f ${tempLog}
  exit 0
fi

rm -f ${tempLog}