name: "Setup Copilot"
description: "Setup Copilot CLI for testing the Java SDK."
outputs:
  cli-path:
    description: "Path to the Copilot CLI executable"
    value: ${{ steps.cli-path.outputs.path }}
  cli-version:
    description: "Pinned @github/copilot version installed (read from pom.xml)"
    value: ${{ steps.cli-version.outputs.version }}
runs:
  using: "composite"
  steps:
    - uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v6
      with:
        node-version: 22
    - name: Read pinned @github/copilot version from pom.xml
      id: cli-version
      shell: bash
      # The version is the SINGLE SOURCE OF TRUTH for the Copilot CLI version
      # used across all CI paths. It is kept in sync with the reference
      # implementation pinned in .lastmerge by
      # .github/scripts/reference-impl-sync/sync-cli-version-from-reference-impl.sh.
      run: |
        PROP="readonly-copilot-sdk-ref-impl-version-from-lastmerge-file-updated-by-reference-impl-sync"
        VERSION=$(sed -n "s|.*<${PROP}>\(.*\)</${PROP}>.*|\1|p" pom.xml | head -n 1 | tr -d '[:space:]')
        if [[ -z "$VERSION" || "$VERSION" == "PRIMER_TO_REPLACE" ]]; then
          echo "::error::Could not read pinned @github/copilot version from pom.xml property <${PROP}>" >&2
          exit 1
        fi
        echo "Pinned @github/copilot version: $VERSION"
        echo "version=$VERSION" >> "$GITHUB_OUTPUT"
    - name: Install Copilot CLI (pinned to pom.xml version)
      shell: bash
      env:
        CLI_VERSION: ${{ steps.cli-version.outputs.version }}
      run: npm install -g "@github/copilot@${CLI_VERSION}"
    - name: Set CLI path
      id: cli-path
      run: echo "path=$(which copilot)" >> $GITHUB_OUTPUT
      shell: bash
    - name: Verify CLI works
      run: copilot --version
      shell: bash