action.yaml

name: Check Version
# This workflow checks that the version in the commit is valid. 
# Valid meaning:
# - Not Already Released
# - Has -SNAPSHOT for now released workflows
inputs:
  needs_snapshot:
    description: 'If set to true, this version needs a -SNAPSHOT'
    required: 'true'
    type: string
outputs:
  version:
    description: 'The Version of the package'
    value: ${{ steps.version.outputs.jar_version }}
runs:
  using: "composite" 

  steps:
    - name: Get Jar Version
      id: version
      shell: bash
      run: echo "::set-output name=jar_version::$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)"
    - name: Check if Version has Snapshot
      if: ${{ inputs.needs_snapshot == 'true' }}
      shell: bash
      run: grep -q "\-SNAPSHOT" <<< "${{ steps.version.outputs.jar_version }}"
    - name: Check if Version has no Snapshot
      if: ${{ inputs.needs_snapshot == 'false' }}
      shell: bash
      run: grep -vq "\-SNAPSHOT" <<< "${{ steps.version.outputs.jar_version }}"
    - name: Check if Version is released
      shell: bash
      run: |
        export VERSION=${{ steps.version.outputs.jar_version }}
        if [[ $VERSION == *"-SNAPSHOT"* ]]; then
           export VERSION=$(echo $VERSION | awk '{ print substr( $0, 1, length($0)-9 ) }')
        fi
        mvn dependency:get -Dartifact=$(mvn help:evaluate -Dexpression=project.name -q -DforceStdout):$VERSION || exit 0
        exit 1