# yaml-language-server: $schema=https://json.schemastore.org/github-action.json
# permissions:
#   - contents: read  # Required for checking out repository
---
name: PHP Tests
description: Run PHPUnit tests on the repository
author: Ismo Vuorinen

branding:
  icon: check-circle
  color: green

inputs:
  token:
    description: 'GitHub token for authentication'
    required: false
    default: ''
  username:
    description: 'GitHub username for commits'
    required: false
    default: 'github-actions'
  email:
    description: 'GitHub email for commits'
    required: false
    default: 'github-actions@github.com'

outputs:
  test_status:
    description: 'Test execution status (success/failure/skipped)'
    value: ${{ steps.test.outputs.status }}
  tests_run:
    description: 'Number of tests executed'
    value: ${{ steps.test.outputs.tests_run }}
  tests_passed:
    description: 'Number of tests passed'
    value: ${{ steps.test.outputs.tests_passed }}
  coverage_path:
    description: 'Path to coverage report'
    value: 'coverage.xml'

runs:
  using: composite
  steps:
    - name: Validate Inputs
      id: validate
      shell: bash
      env:
        GITHUB_TOKEN: ${{ inputs.token }}
        EMAIL: ${{ inputs.email }}
        USERNAME: ${{ inputs.username }}
      run: |
        set -euo pipefail

        # Validate GitHub token format (basic validation)
        if [[ -n "$GITHUB_TOKEN" ]]; then
          # Skip validation for GitHub expressions (they'll be resolved at runtime)
          if ! [[ "$GITHUB_TOKEN" =~ ^gh[efpousr]_[a-zA-Z0-9]{36}$ ]] && ! [[ "$GITHUB_TOKEN" =~ ^\$\{\{ ]]; then
            echo "::warning::GitHub token format may be invalid. Expected format: gh*_36characters"
          fi
        fi

        # Validate email format (basic check)
        if [[ "$EMAIL" != *"@"* ]] || [[ "$EMAIL" != *"."* ]]; then
          echo "::error::Invalid email format: '$EMAIL'. Expected valid email address"
          exit 1
        fi

        # Validate username format (prevent command injection)
        if [[ "$USERNAME" == *";"* ]] || [[ "$USERNAME" == *"&&"* ]] || [[ "$USERNAME" == *"|"* ]]; then
          echo "::error::Invalid username: '$USERNAME'. Command injection patterns not allowed"
          exit 1
        fi

        # Validate username length
        username="$USERNAME"
        if [ ${#username} -gt 39 ]; then
          echo "::error::Username too long: ${#username} characters. GitHub usernames are max 39 characters"
          exit 1
        fi

        echo "Input validation completed successfully"

    - name: Checkout Repository
      uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
      with:
        token: ${{ inputs.token || github.token }}

    - name: Set Git Config
      uses: ivuorinen/actions/set-git-config@7061aafd35a2f21b57653e34f2b634b2a19334a9
      with:
        token: ${{ inputs.token != '' && inputs.token || github.token }}
        username: ${{ inputs.username }}
        email: ${{ inputs.email }}

    - name: Composer Install
      uses: ivuorinen/actions/php-composer@7061aafd35a2f21b57653e34f2b634b2a19334a9

    - name: Run PHPUnit Tests
      id: test
      shell: bash
      run: |-
        set -euo pipefail

        # Run PHPUnit and capture results
        phpunit_exit_code=0
        phpunit_output=$(vendor/bin/phpunit --verbose 2>&1) || phpunit_exit_code=$?

        echo "$phpunit_output"

        # Parse test results from output
        tests_run=$(echo "$phpunit_output" | grep -E "Tests:|tests" | head -1 | grep -oE '[0-9]+' | head -1 || echo "0")
        tests_passed=$(echo "$phpunit_output" | grep -oE 'OK.*[0-9]+ tests' | grep -oE '[0-9]+' || echo "0")

        # Determine status
        if [ $phpunit_exit_code -eq 0 ]; then
          status="success"
        else
          status="failure"
        fi

        # Output results
        echo "tests_run=$tests_run" >> $GITHUB_OUTPUT
        echo "tests_passed=$tests_passed" >> $GITHUB_OUTPUT
        echo "status=$status" >> $GITHUB_OUTPUT
        echo "coverage_path=coverage.xml" >> $GITHUB_OUTPUT

        # Exit with original code to maintain test failure behavior
        exit $phpunit_exit_code