name: 'Testing: CI'

on:
  push:
    branches:
      - 'main'
      - 'release/**'
  pull_request:
    branches:
      - 'main'
      - 'release/**'
  merge_group:
  workflow_dispatch:
    inputs:
      branch_ref:
        description: 'Branch to run on'
        required: true
        default: 'main'
        type: 'string'

concurrency:
  group: '${{ github.workflow }}-${{ github.head_ref || github.ref }}'
  cancel-in-progress: |-
    ${{ github.ref != 'refs/heads/main' && !startsWith(github.ref, 'refs/heads/release/') }}

permissions:
  checks: 'write'
  contents: 'read'
  statuses: 'write'

defaults:
  run:
    shell: 'bash'

jobs:
  merge_queue_skipper:
    permissions: 'read-all'
    name: 'Merge Queue Skipper'
    runs-on: 'gemini-cli-ubuntu-16-core'
    outputs:
      skip: '${{ steps.merge-queue-ci-skipper.outputs.skip-check }}'
    steps:
      - id: 'merge-queue-ci-skipper'
        uses: 'cariad-tech/merge-queue-ci-skipper@1032489e59437862c90a08a2c92809c903883772' # ratchet:cariad-tech/merge-queue-ci-skipper@main
        with:
          secret: '${{ secrets.GEMINI_CLI_ROBOT_GITHUB_PAT }}'

  lint:
    name: 'Lint'
    runs-on: 'gemini-cli-ubuntu-16-core'
    needs: 'merge_queue_skipper'
    if: "${{needs.merge_queue_skipper.outputs.skip == 'false'}}"
    env:
      GEMINI_LINT_TEMP_DIR: '${{ github.workspace }}/.gemini-linters'
    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5
        with:
          ref: '${{ github.event.inputs.branch_ref || github.ref }}'
          fetch-depth: 0

      - name: 'Set up Node.js'
        uses: 'actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020' # ratchet:actions/setup-node@v4.4.0
        with:
          node-version-file: '.nvmrc'
          cache: 'npm'

      - name: 'Cache Linters'
        uses: 'actions/cache@v4'
        with:
          path: '${{ env.GEMINI_LINT_TEMP_DIR }}'
          key: "${{ runner.os }}-${{ runner.arch }}-linters-${{ hashFiles('scripts/lint.js') }}"

      - name: 'Install dependencies'
        run: 'npm ci'

      - name: 'Cache ESLint'
        uses: 'actions/cache@v4'
        with:
          path: '.eslintcache'
          key: "${{ runner.os }}-eslint-${{ hashFiles('package-lock.json', 'eslint.config.js') }}"

      - name: 'Validate NOTICES.txt'
        run: 'git diff --exit-code packages/vscode-ide-companion/NOTICES.txt'

      - name: 'Check lockfile'
        run: 'npm run check:lockfile'

      - name: 'Install linters'
        run: 'node scripts/lint.js --setup'

      - name: 'Run ESLint'
        run: 'node scripts/lint.js --eslint'

      - name: 'Run actionlint'
        run: 'node scripts/lint.js --actionlint'

      - name: 'Run shellcheck'
        run: 'node scripts/lint.js --shellcheck'

      - name: 'Run yamllint'
        run: 'node scripts/lint.js --yamllint'

      - name: 'Run Prettier'
        run: 'node scripts/lint.js --prettier'

      - name: 'Build docs prerequisites'
        run: 'npm run predocs:settings'

      - name: 'Verify settings docs'
        run: 'npm run docs:settings -- --check'

      - name: 'Run sensitive keyword linter'
        run: 'node scripts/lint.js --sensitive-keywords'

  link_checker:
    name: 'Link Checker'
    runs-on: 'ubuntu-latest'
    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5
      - name: 'Link Checker'
        uses: 'lycheeverse/lychee-action@885c65f3dc543b57c898c8099f4e08c8afd178a2' # ratchet: lycheeverse/lychee-action@v2.6.1
        with:
          args: '--verbose --accept 200,503 ./**/*.md'
          fail: true
  test_linux:
    name: 'Test (Linux) - ${{ matrix.node-version }}, ${{ matrix.shard }}'
    runs-on: 'gemini-cli-ubuntu-16-core'
    needs:
      - 'merge_queue_skipper'
    if: "${{needs.merge_queue_skipper.outputs.skip == 'false'}}"
    permissions:
      contents: 'read'
      checks: 'write'
      pull-requests: 'write'
    strategy:
      matrix:
        node-version:
          - '20.x'
          - '22.x'
          - '24.x'
        shard:
          - 'cli'
          - 'others'
    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5

      - name: 'Set up Node.js ${{ matrix.node-version }}'
        uses: 'actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020' # ratchet:actions/setup-node@v4
        with:
          node-version: '${{ matrix.node-version }}'
          cache: 'npm'

      - name: 'Build project'
        run: 'npm run build'

      - name: 'Install dependencies for testing'
        run: 'npm ci'

      - name: 'Run tests and generate reports'
        env:
          NO_COLOR: true
        run: |
          if [[ "${{ matrix.shard }}" == "cli" ]]; then
            npm run test:ci --workspace @google/gemini-cli
          else
            # Explicitly list non-cli packages to ensure they are sharded correctly
            npm run test:ci --workspace @google/gemini-cli-core --workspace @google/gemini-cli-a2a-server --workspace gemini-cli-vscode-ide-companion --workspace @google/gemini-cli-test-utils --if-present
            npm run test:scripts
          fi

      - name: 'Bundle'
        run: 'npm run bundle'

      - name: 'Smoke test bundle'
        run: 'node ./bundle/gemini.js --version'

      - name: 'Wait for file system sync'
        run: 'sleep 2'

      - name: 'Publish Test Report (for non-forks)'
        if: |-
          ${{ always() && (github.event.pull_request.head.repo.full_name == github.repository) }}
        uses: 'dorny/test-reporter@dc3a92680fcc15842eef52e8c4606ea7ce6bd3f3' # ratchet:dorny/test-reporter@v2
        with:
          name: 'Test Results (Node ${{ runner.os }}, ${{ matrix.node-version }}, ${{ matrix.shard }})'
          path: 'packages/*/junit.xml'
          reporter: 'java-junit'
          fail-on-error: 'false'

      - name: 'Upload Test Results Artifact (for forks)'
        if: |-
          ${{ always() && (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) }}
        uses: 'actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02' # ratchet:actions/upload-artifact@v4
        with:
          name: 'test-results-fork-${{ runner.os }}-${{ matrix.node-version }}-${{ matrix.shard }}'
          path: 'packages/*/junit.xml'

  test_mac:
    name: 'Test (Mac) - ${{ matrix.node-version }}, ${{ matrix.shard }}'
    runs-on: 'macos-latest'
    needs:
      - 'merge_queue_skipper'
    if: "${{needs.merge_queue_skipper.outputs.skip == 'false'}}"
    permissions:
      contents: 'read'
      checks: 'write'
      pull-requests: 'write'
    continue-on-error: true
    strategy:
      matrix:
        node-version:
          - '20.x'
          - '22.x'
          - '24.x'
        shard:
          - 'cli'
          - 'others'
    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5

      - name: 'Set up Node.js ${{ matrix.node-version }}'
        uses: 'actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020' # ratchet:actions/setup-node@v4
        with:
          node-version: '${{ matrix.node-version }}'
          cache: 'npm'

      - name: 'Build project'
        run: 'npm run build'

      - name: 'Install dependencies for testing'
        run: 'npm ci'

      - name: 'Run tests and generate reports'
        env:
          NO_COLOR: true
        run: |
          if [[ "${{ matrix.shard }}" == "cli" ]]; then
            npm run test:ci --workspace @google/gemini-cli -- --coverage.enabled=false
          else
            # Explicitly list non-cli packages to ensure they are sharded correctly
            npm run test:ci --workspace @google/gemini-cli-core --workspace @google/gemini-cli-a2a-server --workspace gemini-cli-vscode-ide-companion --workspace @google/gemini-cli-test-utils --if-present -- --coverage.enabled=false
            npm run test:scripts
          fi

      - name: 'Bundle'
        run: 'npm run bundle'

      - name: 'Smoke test bundle'
        run: 'node ./bundle/gemini.js --version'

      - name: 'Wait for file system sync'
        run: 'sleep 2'

      - name: 'Publish Test Report (for non-forks)'
        if: |-
          ${{ always() && (github.event.pull_request.head.repo.full_name == github.repository) }}
        uses: 'dorny/test-reporter@dc3a92680fcc15842eef52e8c4606ea7ce6bd3f3' # ratchet:dorny/test-reporter@v2
        with:
          name: 'Test Results (Node ${{ runner.os }}, ${{ matrix.node-version }}, ${{ matrix.shard }})'
          path: 'packages/*/junit.xml'
          reporter: 'java-junit'
          fail-on-error: 'false'

      - name: 'Upload Test Results Artifact (for forks)'
        if: |-
          ${{ always() && (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) }}
        uses: 'actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02' # ratchet:actions/upload-artifact@v4
        with:
          name: 'test-results-fork-${{ runner.os }}-${{ matrix.node-version }}-${{ matrix.shard }}'
          path: 'packages/*/junit.xml'

      - name: 'Upload coverage reports'
        if: |-
          ${{ always() }}
        uses: 'actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02' # ratchet:actions/upload-artifact@v4
        with:
          name: 'coverage-reports-${{ runner.os }}-${{ matrix.node-version }}-${{ matrix.shard }}'
          path: 'packages/*/coverage'

  codeql:
    name: 'CodeQL'
    runs-on: 'gemini-cli-ubuntu-16-core'
    needs: 'merge_queue_skipper'
    if: "${{needs.merge_queue_skipper.outputs.skip == 'false'}}"
    permissions:
      actions: 'read'
      contents: 'read'
      security-events: 'write'
    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5
        with:
          ref: '${{ github.event.inputs.branch_ref || github.ref }}'

      - name: 'Initialize CodeQL'
        uses: 'github/codeql-action/init@df559355d593797519d70b90fc8edd5db049e7a2' # ratchet:github/codeql-action/init@v3
        with:
          languages: 'javascript'

      - name: 'Perform CodeQL Analysis'
        uses: 'github/codeql-action/analyze@df559355d593797519d70b90fc8edd5db049e7a2' # ratchet:github/codeql-action/analyze@v3

  # Check for changes in bundle size.
  bundle_size:
    name: 'Check Bundle Size'
    needs: 'merge_queue_skipper'
    if: "${{github.event_name == 'pull_request' && needs.merge_queue_skipper.outputs.skip == 'false'}}"
    runs-on: 'gemini-cli-ubuntu-16-core'
    permissions:
      contents: 'read' # For checkout
      pull-requests: 'write' # For commenting

    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5
        with:
          ref: '${{ github.event.inputs.branch_ref || github.ref }}'
          fetch-depth: 1

      - uses: 'preactjs/compressed-size-action@946a292cd35bd1088e0d7eb92b69d1a8d5b5d76a'
        with:
          repo-token: '${{ secrets.GITHUB_TOKEN }}'
          pattern: './bundle/**/*.{js,sb}'
          minimum-change-threshold: '1000'
          compression: 'none'
          clean-script: 'clean'

  test_windows:
    name: 'Slow Test - Win'
    runs-on: 'gemini-cli-windows-16-core'
    needs: 'merge_queue_skipper'
    if: "${{needs.merge_queue_skipper.outputs.skip == 'false'}}"
    continue-on-error: true

    steps:
      - name: 'Checkout'
        uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5
        with:
          ref: '${{ github.event.inputs.branch_ref || github.ref }}'

      - name: 'Set up Node.js 20.x'
        uses: 'actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020' # ratchet:actions/setup-node@v4
        with:
          node-version: '20.x'
          cache: 'npm'

      - name: 'Configure Windows Defender exclusions'
        run: |
          Add-MpPreference -ExclusionPath $env:GITHUB_WORKSPACE -Force
          Add-MpPreference -ExclusionPath "$env:GITHUB_WORKSPACE\node_modules" -Force
          Add-MpPreference -ExclusionPath "$env:GITHUB_WORKSPACE\packages" -Force
          Add-MpPreference -ExclusionPath "$env:TEMP" -Force
        shell: 'pwsh'

      - name: 'Configure npm for Windows performance'
        run: |
          npm config set progress false
          npm config set audit false
          npm config set fund false
          npm config set loglevel error
          npm config set maxsockets 32
          npm config set registry https://registry.npmjs.org/
        shell: 'pwsh'

      - name: 'Install dependencies'
        run: 'npm ci'
        shell: 'pwsh'

      - name: 'Build project'
        run: 'npm run build'
        shell: 'pwsh'
        env:
          NODE_OPTIONS: '--max-old-space-size=32768 --max-semi-space-size=256'
          UV_THREADPOOL_SIZE: '32'
          NODE_ENV: 'production'

      - name: 'Run tests and generate reports'
        env:
          GEMINI_API_KEY: '${{ secrets.GEMINI_API_KEY }}'
          NO_COLOR: true
          NODE_OPTIONS: '--max-old-space-size=32768 --max-semi-space-size=256'
          UV_THREADPOOL_SIZE: '32'
          NODE_ENV: 'test'
        run: 'npm run test:ci -- --coverage.enabled=false'
        shell: 'pwsh'

      - name: 'Bundle'
        run: 'npm run bundle'
        shell: 'pwsh'

      - name: 'Smoke test bundle'
        run: 'node ./bundle/gemini.js --version'
        shell: 'pwsh'

  ci:
    name: 'CI'
    if: 'always()'
    needs:
      - 'lint'
      - 'link_checker'
      - 'test_linux'
      - 'test_mac'
      - 'codeql'
      - 'bundle_size'
    runs-on: 'gemini-cli-ubuntu-16-core'
    steps:
      - name: 'Check all job results'
        run: |
          if [[ (${{ needs.lint.result }} != 'success' && ${{ needs.lint.result }} != 'skipped') || \
               (${{ needs.link_checker.result }} != 'success' && ${{ needs.link_checker.result }} != 'skipped') || \
               (${{ needs.test_linux.result }} != 'success' && ${{ needs.test_linux.result }} != 'skipped') || \
               (${{ needs.test_mac.result }} != 'success' && ${{ needs.test_mac.result }} != 'skipped') || \
               (${{ needs.codeql.result }} != 'success' && ${{ needs.codeql.result }} != 'skipped') || \
               (${{ needs.bundle_size.result }} != 'success' && ${{ needs.bundle_size.result }} != 'skipped') ]]; then
            echo "One or more CI jobs failed."
            exit 1
          fi
          echo "All CI jobs passed!"