name: Bump Version

on:
  workflow_dispatch:
    inputs:
      component:
        description: 'Version component to bump'
        required: true
        type: choice
        options:
          - minor
          - major

jobs:
  bump:
    runs-on: docker

    permissions:
      contents: write

    steps:
      - name: Checkout code
        run: |
          git clone --depth 1 https://${{ gitea.actor }}:${{ gitea.token }}@gitea.ivangodwin.com/${{ gitea.repository }}.git .

      - name: Compute and push new version tag
        run: |
          git fetch --tags
          LATEST=$(git tag --sort=-v:refname | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+$' | head -1 || true)
          if [ -z "$LATEST" ]; then
            if [ "${{ inputs.component }}" = "major" ]; then
              VERSION="v1.0.0"
            else
              VERSION="v0.1.0"
            fi
          else
            MAJOR=$(echo "$LATEST" | cut -d. -f1 | tr -d 'v')
            MINOR=$(echo "$LATEST" | cut -d. -f2)
            if [ "${{ inputs.component }}" = "major" ]; then
              VERSION="v$((MAJOR + 1)).0.0"
            else
              VERSION="v${MAJOR}.$((MINOR + 1)).0"
            fi
          fi
          echo "Bumping to ${VERSION}"
          git tag "$VERSION"
          git push https://${{ gitea.actor }}:${{ gitea.token }}@gitea.ivangodwin.com/${{ gitea.repository }}.git "$VERSION"