coverage-badge 0.2.0

name: 'Coverage Badge'
description: 'Generate a shields.io-style SVG coverage badge'
author: 'Ozan Kaşıkçı'

branding:
  icon: 'award'
  color: 'green'

inputs:
  coverage:
    description: 'Coverage percentage (0-100, decimals allowed)'
    required: true
  output:
    description: 'Output path for the SVG file'
    required: true
  commit:
    description: 'Commit and push the badge (default: false)'
    required: false
    default: 'false'
  commit-message:
    description: 'Commit message (default: Update coverage badge)'
    required: false
    default: 'Update coverage badge'

runs:
  using: 'composite'
  steps:
    - name: Determine platform
      id: platform
      shell: bash
      run: |
        case "${{ runner.os }}-${{ runner.arch }}" in
          Linux-X64)
            echo "target=x86_64-unknown-linux-gnu" >> $GITHUB_OUTPUT
            ;;
          macOS-X64)
            echo "target=x86_64-apple-darwin" >> $GITHUB_OUTPUT
            ;;
          macOS-ARM64)
            echo "target=aarch64-apple-darwin" >> $GITHUB_OUTPUT
            ;;
          *)
            echo "::error::Unsupported platform: ${{ runner.os }}-${{ runner.arch }}"
            exit 1
            ;;
        esac

    - name: Download and extract binary
      shell: bash
      run: |
        VERSION="0.2.0"
        TARGET="${{ steps.platform.outputs.target }}"
        URL="https://github.com/ozankasikci/rust-test-coverage-badge/releases/download/v${VERSION}/coverage-badge-${TARGET}.tar.gz"

        echo "Downloading from: $URL"
        curl -fsSL "$URL" -o coverage-badge.tar.gz
        tar -xzf coverage-badge.tar.gz
        chmod +x coverage-badge

    - name: Generate badge
      shell: bash
      run: |
        ./coverage-badge -c "${{ inputs.coverage }}" -o "${{ inputs.output }}"
        echo "Badge generated at ${{ inputs.output }}"

    - name: Cleanup
      shell: bash
      run: |
        rm -f coverage-badge coverage-badge.tar.gz

    - name: Commit and push badge
      if: inputs.commit == 'true'
      shell: bash
      run: |
        git config user.name "github-actions[bot]"
        git config user.email "github-actions[bot]@users.noreply.github.com"
        git add "${{ inputs.output }}"
        if git diff --staged --quiet; then
          echo "No changes to commit"
        else
          # Stash any other changes to avoid conflicts during rebase
          git stash --include-untracked || true
          git pull --rebase
          git stash pop || true
          # Re-add in case stash pop modified things
          git add "${{ inputs.output }}"
          git commit -m "${{ inputs.commit-message }}"
          git push
        fi