tag.yml

---
name: Tag a release

on:
  workflow_dispatch:
    inputs: 

      version:
        description: 'Tag to apply, in the form "v0.0.0"'
        required: true

jobs:
  tag-release:
    name: Given the tag input value, check the value, update the version number of the application, commit, tag, push tag
    runs-on: ubuntu-latest

    steps:
      - name: Check the version number from input
        run: |
            echo "Validating that tag is a tag is in the correct format v0.0.1"
            input_version="${{ github.event.inputs.version }}"
            if grep -P '^v[0-9]+\.[0-9]+\.[0-9]+' <<< "${input_version}"; then
                echo "tag=${input_version}" >> $GITHUB_ENV
                echo "cargo_version=version = \"${input_version:1}\"" >> $GITHUB_ENV
            elif grep -P '^[0-9]+\.[0-9]+\.[0-9]+' <<< "${input_version}"; then
                echo "tag=v${input_version}" >> $GITHUB_ENV
                echo "cargo_version=version = \"${input_version}\"" >> $GITHUB_ENV
            else
                false
            fi

      - name: Setup GPG
        run: |
          echo "${{ secrets.SIGNINGKEY }}" | gpg --import

      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup git config
        run: |
          # setup the username and email.
          git config user.name "Tag Bot"
          git config user.email "github@noser.net"
          # setup gpg configuration
          git config commit.gpgsign true
          git config user.signingkey ${{ secrets.SIGNINGKEYHASH }}

      - name: Replace the version number in the Cargo.toml files
        run: |
            sed -i 's/^version = .*/${{ env.cargo_version }}/g' Cargo.toml

      - name: Add, push, tag, push
        run: |
            git add .
            git commit -S -m "Release ${{ env.tag }}"
            git push -f
            git tag ${{ env.tag }} -s -m "Release ${{ env.tag }}"
            git push origin ${{ env.tag }} -f

      - name: Release Tag Repository Dispatch
        uses: benc-uk/workflow-dispatch@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          repo: ${{env.GITHUB_REPOSITORY}}
          ref: refs/tags/${{ env.tag }}
          workflow: release.yml