action.yml

name: 'variants-switch'
description: 'Switch to a custom variant of your deployment flavours. This requires Variants (https://github.com/Backbase/variants)'
author: 'Backbase B.V. <oss@backbase.com>'
branding:
  icon: "code"
  color: "blue"
  
inputs:
  version:
    description: "Variant's version."
    required: true
    default: 'latest'
  spec:
    description: 'Specify the path to a Variants YAML configuration spec. Default is "variants.yml".'
    required: false
    default: 'variants.yml'
  platform:
    description: '"ios" or "android".'
    required: false
    default: 'default'
  variant:
    description: 'Variant you would like to switch to.'
    required: true
    default: 'default'
  verbose:
    description: 'Log tech details for nerds.'
    required: true
    default: false

runs:
  using: "composite"
  steps:
    - name: Add PROJECT_PATH to GITHUB_ENV
      shell: bash
      run: |
        echo "project_path=$(pwd)" >> $GITHUB_ENV
          
    - name: Install variants
      shell: bash
      run: |
        if [[ "${{ inputs.version }}" == "latest" ]];
        then
          brew install backbase/m/variants
        else
          if ! [[ "${{ inputs.version }}" =~ [[:digit:]]\.[[:digit:]]\.[[:digit:]] ]];
          then
            echo "❌ 'version' should match the pattern 'x.y.z'" 1>&2 && exit 1
          else
            brew tap backbase/m
            version_in_formula=`brew info backbase/m/variants | sed -n 's/.*\(stable [[:digit:]]\.[[:digit:]]\.[[:digit:]]\).*/\1/p' | cut -d ' ' -f2`
            if [[ "${{ inputs.version }}" > "$version_in_formula" ]] || [[ "${{ inputs.version }}" == "$version_in_formula" ]];
            then
              echo "Installing variants $version_in_formula from main formula"
              brew install backbase/m/variants
            else
              brew install "backbase/m/variants@${{ inputs.version }}"
            fi
          fi
        fi

    - name: Variants Switch
      shell: bash
      run: |
        echo "Repository: ${{ github.repository }}"
        cd ${{ env.project_path }}
        
        if [[ ${{ inputs.platform }} == default ]];
        then
            if ${{ inputs.verbose }}
            then
                variants switch \
                --spec ${{ inputs.spec }} \
                --variant ${{ inputs.variant }} \
                --verbose
            else
                variants switch \
                --spec ${{ inputs.spec }} \
                --variant ${{ inputs.variant }}
            fi
        else
            if ${{ inputs.verbose }}
            then
                variants switch \
                --spec ${{ inputs.spec }} \
                --variant ${{ inputs.variant }} \
                --platform ${{ inputs.platform }} \
                --verbose
            else
                variants switch \
                --spec ${{ inputs.spec }} \
                --variant ${{ inputs.variant }} \
                --platform ${{ inputs.platform }}
            fi
        fi