name: Web App CI
on:
  push:
    branches:
      - master
      - release-*
  pull_request:
    paths:
      - "webapp/**"
      - ".github/workflows/webapp-ci.yml"
      - ".github/actions/webapp-setup/**"

concurrency:
  group: ${{ github.event_name == 'pull_request' && format('{0}-{1}', github.workflow, github.ref) || github.run_id }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

jobs:
  check-lint:
    runs-on: ubuntu-24.04
    defaults:
      run:
        working-directory: webapp
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/lint
        run: |
          npm run check

  check-i18n:
    needs: check-lint
    runs-on: ubuntu-24.04
    defaults:
      run:
        working-directory: webapp
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/i18n-extract
        working-directory: webapp/channels
        run: |
          npm run i18n-extract:check

  check-external-links:
    needs: check-lint
    runs-on: ubuntu-24.04
    timeout-minutes: 15
    defaults:
      run:
        working-directory: webapp
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/check-external-links
        run: |
          set -o pipefail
          npm run check-external-links -- --markdown | tee -a $GITHUB_STEP_SUMMARY

  check-types:
    needs: check-lint
    runs-on: ubuntu-24.04
    defaults:
      run:
        working-directory: webapp
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/lint
        run: |
          npm run check-types

  test-platform:
    needs: check-lint
    runs-on: ubuntu-24.04
    timeout-minutes: 30
    permissions:
      checks: write
      pull-requests: write
    name: test (platform)
    defaults:
      run:
        working-directory: webapp
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/test
        env:
          NODE_OPTIONS: --max_old_space_size=5120
        run: |
          npm run test-ci --workspace=platform/client --workspace=platform/components --workspace=platform/shared -- --coverage
      - name: ci/upload-coverage-artifact
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
        with:
          name: coverage-platform
          path: |
            ./webapp/platform/client/coverage
            ./webapp/platform/components/coverage
            ./webapp/platform/shared/coverage
          retention-days: 1

  test-mattermost-redux:
    needs: check-lint
    runs-on: ubuntu-24.04
    timeout-minutes: 30
    permissions:
      checks: write
      pull-requests: write
    name: test (mattermost-redux)
    defaults:
      run:
        working-directory: webapp/channels
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/test
        env:
          NODE_OPTIONS: --max_old_space_size=5120
        run: |
          npm run test-ci -- --config jest.config.mattermost-redux.js
      - name: ci/upload-coverage-artifact
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
        with:
          name: coverage-mattermost-redux
          path: ./webapp/channels/coverage
          retention-days: 1

  test-channels:
    needs: check-lint
    runs-on: ubuntu-24.04
    timeout-minutes: 30
    permissions:
      checks: write
      pull-requests: write
    strategy:
      fail-fast: false
      matrix:
        shard: [1, 2, 3, 4]
    name: test (channels shard ${{ matrix.shard }}/4)
    defaults:
      run:
        working-directory: webapp/channels
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/test
        env:
          NODE_OPTIONS: --max_old_space_size=5120
        run: |
          npm run test-ci -- --config jest.config.channels.js --coverageDirectory=coverage/shard-${{ matrix.shard }} --shard=${{ matrix.shard }}/4
      - name: ci/upload-coverage-artifact
        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
        with:
          name: coverage-channels-shard-${{ matrix.shard }}
          path: ./webapp/channels/coverage/shard-${{ matrix.shard }}
          retention-days: 1

  upload-coverage:
    runs-on: ubuntu-24.04
    needs: [test-platform, test-mattermost-redux, test-channels]
    if: ${{ github.event_name != 'pull_request' || !startsWith(github.event.pull_request.base.ref, 'release-') }}
    defaults:
      run:
        working-directory: webapp/channels
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/download-coverage-artifacts
        uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
        with:
          pattern: coverage-*
          path: webapp/channels/coverage-artifacts
          merge-multiple: false
      - name: ci/merge-coverage
        run: |
          # Collect all coverage JSON files into coverage directory for nyc
          mkdir -p coverage

          # Copy channels shard coverage
          for shard in 1 2 3 4; do
            if [ -f "coverage-artifacts/coverage-channels-shard-${shard}/coverage-final.json" ]; then
              cp "coverage-artifacts/coverage-channels-shard-${shard}/coverage-final.json" "coverage/channels-shard-${shard}.json"
              echo "Copied channels shard ${shard} coverage"
            fi
          done

          # Copy platform coverage
          for pkg in client components; do
            if [ -f "coverage-artifacts/coverage-platform/platform/${pkg}/coverage/coverage-final.json" ]; then
              cp "coverage-artifacts/coverage-platform/platform/${pkg}/coverage/coverage-final.json" "coverage/platform-${pkg}.json"
              echo "Copied platform/${pkg} coverage"
            fi
          done

          # Copy mattermost-redux coverage
          if [ -f "coverage-artifacts/coverage-mattermost-redux/coverage/coverage-final.json" ]; then
            cp "coverage-artifacts/coverage-mattermost-redux/coverage/coverage-final.json" "coverage/mattermost-redux.json"
            echo "Copied mattermost-redux coverage"
          fi

          # Merge all coverage using nyc
          npx nyc merge coverage .nyc_output/merged-coverage.json
          npx nyc report --reporter=text-summary --reporter=lcov --temp-dir .nyc_output --report-dir coverage/merged
          echo "Coverage merged successfully"
      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.5.2
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          disable_search: true
          files: ./webapp/channels/coverage/merged/lcov.info
          flags: webapp

  build:
    needs: check-lint
    runs-on: ubuntu-24.04
    defaults:
      run:
        working-directory: webapp
    steps:
      - name: ci/checkout-repo
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: ci/setup
        uses: ./.github/actions/webapp-setup
      - name: ci/build
        run: |
          npm run build

  # run-performance-bechmarks:
  #   uses: ./.github/workflows/performance-benchmarks.yml
  #   needs: build