name: NPM Test
description: Install dependencies and run npm tests

inputs:
  INSTALL_CMD:
    description: "Install command"
    default: "npm ci"
  TEST_SCRIPT:
    description: "npm script to run (must exist in package.json)"
    default: "test"
  TEST_ARGS:
    description: "Additional arguments to pass after -- to the test script"
    default: ""
  WORKING_DIRECTORY:
    description: "Directory to run commands in"
    default: "."
  NPM_TOKEN:
    description: "Auth token for the private Gitea npm registry (@stat-tackler scope). Leave empty if the repo installs no private packages."
    default: ""

runs:
  using: composite
  steps:
    - name: Checkout
      uses: actions/checkout@v4

    - uses: actions/setup-node@v5
      with:
        node-version-file: package.json

    - name: Cache node_modules
      uses: actions/cache@v4
      with:
        path: ${{ inputs.WORKING_DIRECTORY }}/node_modules
        key: node-modules-${{ hashFiles(format('{0}/package-lock.json', inputs.WORKING_DIRECTORY)) }}
        restore-keys: node-modules-

    - name: Configure private registry auth
      if: inputs.NPM_TOKEN != ''
      shell: sh
      working-directory: ${{ inputs.WORKING_DIRECTORY }}
      run: |
        printf '%s\n%s\n' \
          '@stat-tackler:registry=https://gitea.pixelparasol.com/api/packages/stat-tackler/npm/' \
          '//gitea.pixelparasol.com/api/packages/stat-tackler/npm/:_authToken=${{ inputs.NPM_TOKEN }}' \
          >> .npmrc

    - name: Install
      shell: sh
      working-directory: ${{ inputs.WORKING_DIRECTORY }}
      run: ${{ inputs.INSTALL_CMD }}

    - name: Test
      shell: sh
      working-directory: ${{ inputs.WORKING_DIRECTORY }}
      run: npm run ${{ inputs.TEST_SCRIPT }}${{ inputs.TEST_ARGS != '' && format(' -- {0}', inputs.TEST_ARGS) || '' }}