name: Publish to Private NPM Registry

on:
  push:
    branches:
      - main
    
jobs:
  publish:
    runs-on: default

    steps:
      # Checkout the repository
      - name: Checkout code
        uses: actions/checkout@v3
      
      # Set up NPM Auth Token
      - name: Set up NPM Auth Token
        run: echo "NODE_AUTH_TOKEN=${{ secrets.NPM_TOKEN }}" >> $GITHUB_ENV
      
      # Set up Node.js
      - name: Set up Node.js version
        uses: actions/setup-node@v3
        with:
          # Taken from [Repo README](https://github.com/actions/setup-node#readme)
          #  
          # > Version Spec of the version to use in SemVer notation.
          # > It also admits such aliases as lts/*, latest, nightly and canary builds
          # > Examples: 12.x, 10.15.1, >=10.15.0, lts/Hydrogen, 16-nightly, latest, node
          node-version: 'latest'
          
          # Taken from [Repo README](https://github.com/actions/setup-node#readme)
          # 
          # > Optional registry to set up for auth. Will set the registry in a project level .npmrc and .yarnrc file, 
          # > and set up auth to read in from env.NODE_AUTH_TOKEN.
          # > Default: ''
          registry-url: 'https://npm.pkg.bridgemanaccessible.ca'
          
          # Taken from [Repo README](https://github.com/actions/setup-node#readme)
          # 
          # > Optional scope for authenticating against scoped registries. 
          # > Will fall back to the repository owner when using the GitHub Packages registry (https://npm.pkg.github.com/).
          scope: '@BridgemanAccessible'
      
      # Transpile/Build the package (TypeScript -> JavaScript)
      - name: Transpile/Build the package (TypeScript -> JavaScript)
        run: |
          # Install needed dependencies
          yarn install

          # Build the package
          yarn build
      
      - name: Determine Version and Increment (if needed)
        id: version_check
        run: |
          VERSION=$(node -p "require('./package.json').version")
          echo "Version: $VERSION"
          
          NAME=$(node -p "require('./package.json').name")
          LATEST_VERSION=$(npm show $NAME version --registry https://npm.pkg.bridgemanaccessible.ca)
          echo "Latest version: $LATEST_VERSION"
          
          if [ "$LATEST_VERSION" != "$VERSION" ]; then
            echo "Manually updated version detected: $VERSION"
          else
            NEW_VERSION=$(npm version patch --no-git-tag-version)
            echo "New version: $NEW_VERSION"
            echo "new_version=$NEW_VERSION" >> $GITHUB_ENV
            echo "version_changed=true" >> $GITHUB_OUTPUT
          fi
      
      - name: Commit Version Change (if needed)
        if: steps.version_check.outputs.version_changed == 'true'
        run: |
          # Update remote URL to use the GITHUB_TOKEN for authentication
          git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@git.bridgemanaccessible.ca/${{ github.repository }}.git
          
          # Setup git user details for committing the version change
          git config user.name "Forgejo Actions"
          git config user.email "actions@git.bridgemanaccessible.ca"

          # Commit the version change to the `package.json` file
          git add package.json
          git commit -m "[Forgejo Actions] Update version to ${{ env.new_version }}"

          # Push the changes to the repository
          git push origin HEAD:main
        
      # Publish to private NPM registry
      - name: Publish the package
        run: |
          # Copy over the files to the build output (`dist`) folder
          cp package.json dist/package.json
          cp README.md dist/README.md
          cp LICENSE dist/LICENSE
          
          # Change directory to the build output (`dist`) folder
          cd dist

          # Publish the package to the private NPM registry
          npm publish --registry http://npm.pkg.bridgemanaccessible.ca/