npm.yml

name: NPM

on:
  push:
    branches:
      - master
    paths:
      - "solidity/contracts/**"
      - "solidity/package.json"
      - "solidity/package-lock.json"

jobs:
  publish-contracts:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v1
      - uses: actions/setup-node@v1
        with:
          node-version: "12.x"
          registry-url: "https://registry.npmjs.org"
          scope: "@keep-network"
      - name: Cache node modules
        uses: actions/cache@v1
        env:
          cache-name: cache-solidity-node-modules
        with:
          path: ~/.npm # npm cache files are stored in `~/.npm` on Linux/macOS
          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            ${{ runner.os }}-build-${{ env.cache-name }}-
            ${{ runner.os }}-build-
            ${{ runner.os }}-

      - name: Resolve latest contracts
        working-directory: ./solidity
        run: npm update @keep-network/keep-core @keep-network/sortition-pools

      - name: Bump up version
        working-directory: ./solidity
        run: |
          name=$(jq --raw-output .name package.json)
          version=$(jq --raw-output .version package.json)
          preid=$(echo $version | sed -e s/^.*-\\\([^.]*\\\).*$/\\1/)

          # Check resolved `preid`. Currently only `pre` value is supported,
          # other types of releases are not handled by this job.
          if [ "$preid" != pre ]; then
            echo "Unsupported preid. Resolved info:"
            echo "$name@$version ; preid $preid"
            exit 1
          fi

          # Find the latest published package version matching this preid.
          # Note that in jq, we wrap the result in an array and then flatten;
          # this is because npm show json contains a single string if there
          # is only one matching version, or an array if there are multiple,
          # and we want to look at an array always.
          latest_version=$(npm show -json "$name@^$version" version | jq --raw-output "[.] | flatten | .[-1]")
          latest_version=${latest_version:-$version}
          if [ -z $latest_version ]; then
            echo "Latest version calculation failed. Resolved info:"
            echo "$name@$version ; preid $preid"
            exit 1
          fi

          # Update package.json with the latest published package version matching this
          # preid to prepare for bumping.
          echo $(jq -M ".version=\"${latest_version}\"" package.json) > package.json

          # Bump without doing any git work. Versioning is a build-time action for us.
          # Consider including commit id? Would be +<commit id>.
          npm version prerelease --preid=$preid --no-git-tag-version

      - name: Publish package
        run: npm publish --access public
        working-directory: ./solidity
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}