version.yml

name: Version

on:
  workflow_call:
    inputs:
      version:
        type: string
        description: 'Next version (manually set)'
        required: false

    outputs:
      next_version:
        description: 'Next version'
        value: ${{ jobs.version.outputs.next_version }}

      previous_version:
        description: 'Previous version'
        value: ${{ jobs.version.outputs.previous_version }}

permissions:
  checks: write
  contents: write

jobs:

  version:
    name: Version
    runs-on: ubuntu-latest

    outputs:
      next_version: ${{ steps.next_version.outputs.value }}
      previous_version: ${{ steps.previous_version.outputs.value }}

    steps:

      - name: Checkout
        id: checkout
        uses: actions/checkout@v3

      - name: Get current version
        id: next_version
        run: |
          if [ -n "${{ inputs.version }}" ]; then
            value=${{ inputs.version }}
          else
            value=$(node -p "require('./package.json').version")
          fi
          echo "next_version=$value"
          echo "value=$value" >> $GITHUB_OUTPUT

      - name: Get previous version
        id: previous_version
        run: |
          git fetch --tags origin
          value=$(git tag --sort=committerdate | sed 's/^v//' | tail -1)
          echo "previous_version=$value"
          echo "value=$value" >> $GITHUB_OUTPUT