librelane

name: Set up environment
description: Sets up a number of environment variables that are useful for publishing
runs:
  using: "composite"
  steps:
    - name: Export Repo URL
      shell: bash
      run: echo "REPO_URL=https://github.com/${{ github.repository }}.git" >> $GITHUB_ENV

    - name: Export Branch Name
      shell: bash
      run: echo "BRANCH_NAME=${GITHUB_REF##*/}" >> $GITHUB_ENV

    - name: Set default for env.NEW_TAG
      shell: bash
      run: echo "NEW_TAG=NO_NEW_TAG" >> $GITHUB_ENV

    - name: Check if publishing branch
      shell: bash
      run: |
        if [[ "$BRANCH_NAME" == "main" || "$BRANCH_NAME" == "dev" || "$BRANCH_NAME" == version* ]]; then
          echo "PUBLISHING_BRANCH=1" >> $GITHUB_ENV
        fi

    - name: Check for new version
      if: ${{ github.event_name == 'push' && env.PUBLISHING_BRANCH == '1' }}
      shell: bash
      run: |
        VERSION="$(perl -ne 'print $1 if /^version = \"(.+?)\"/' pyproject.toml)"
        if ! gh release view $VERSION 2>&1 > /dev/null; then
          echo "NEW_TAG=$VERSION" >> $GITHUB_ENV
        fi
      env:
        GH_TOKEN: ${{ github.token }}

    - name: Determine if publishing
      if: ${{ github.event_name == 'push' && env.PUBLISHING_BRANCH == '1' && env.NEW_TAG != 'NO_NEW_TAG' }}
      shell: bash
      run: |
        echo "PUBLISH=1" >> $GITHUB_ENV