name: Build

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

# Cancel in-progress runs for pull requests when developers push
# additional changes, and serialize builds in branches.
# https://docs.github.com/en/actions/using-jobs/using-concurrency#example-using-concurrency-to-cancel-any-in-progress-job-or-run
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

# Note: if: success() is used in several jobs -
# this ensures that it only executes if all previous jobs succeeded.

# if: steps.cache-node-modules.outputs.cache-hit != 'true'
# will skip running `yarn install` if it successfully fetched from cache

jobs:
  prettier:
    name: Format with Prettier
    runs-on: ubuntu-20.04
    timeout-minutes: 5
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Run prettier with actionsx/prettier
        uses: actionsx/prettier@v3
        with:
          args: --check --loglevel=warn .

  doctoc:
    name: Doctoc markdown files
    runs-on: ubuntu-20.04
    timeout-minutes: 5
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v42
        with:
          files: |
            docs/**

      - name: Install Node.js
        if: steps.changed-files.outputs.any_changed == 'true'
        uses: actions/setup-node@v4
        with:
          node-version-file: .node-version
          cache: "yarn"

      - name: Install doctoc
        run: yarn global add doctoc@2.2.1

      - name: Run doctoc
        if: steps.changed-files.outputs.any_changed == 'true'
        run: yarn doctoc

  lint-helm:
    name: Lint Helm chart
    runs-on: ubuntu-20.04
    timeout-minutes: 5
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 2

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v42
        with:
          files: |
            ci/helm-chart/**

      - name: Install helm
        if: steps.changed-files.outputs.any_changed == 'true'
        uses: azure/setup-helm@v3.5
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Install helm kubeval plugin
        if: steps.changed-files.outputs.any_changed == 'true'
        run: helm plugin install https://github.com/instrumenta/helm-kubeval

      - name: Lint Helm chart
        if: steps.changed-files.outputs.any_changed == 'true'
        run: helm kubeval ci/helm-chart

  lint-ts:
    name: Lint TypeScript files
    runs-on: ubuntu-20.04
    timeout-minutes: 5
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 2

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v42
        with:
          files: |
            **/*.ts
            **/*.js
          files_ignore: |
            lib/vscode/**

      - name: Install Node.js
        if: steps.changed-files.outputs.any_changed == 'true'
        uses: actions/setup-node@v4
        with:
          node-version-file: .node-version

      - name: Fetch dependencies from cache
        if: steps.changed-files.outputs.any_changed == 'true'
        id: cache-node-modules
        uses: actions/cache@v3
        with:
          path: "**/node_modules"
          key: yarn-build-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            yarn-build-

      - name: Install dependencies
        if: steps.changed-files.outputs.any_changed == 'true' && steps.cache-node-modules.outputs.cache-hit != 'true'
        run: SKIP_SUBMODULE_DEPS=1 yarn --frozen-lockfile

      - name: Lint TypeScript files
        if: steps.changed-files.outputs.any_changed == 'true'
        run: yarn lint:ts

  lint-actions:
    name: Lint GitHub Actions
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
      - name: Check workflow files
        run: |
          bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/7fdc9630cc360ea1a469eed64ac6d78caeda1234/scripts/download-actionlint.bash)
          ./actionlint -color -shellcheck= -ignore "set-output"
        shell: bash

  test-unit:
    name: Run unit tests
    runs-on: ubuntu-20.04
    timeout-minutes: 5
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 2

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v42
        with:
          files: |
            **/*.ts
          files_ignore: |
            lib/vscode/**

      - name: Install Node.js
        if: steps.changed-files.outputs.any_changed == 'true'
        uses: actions/setup-node@v4
        with:
          node-version-file: .node-version

      - name: Fetch dependencies from cache
        if: steps.changed-files.outputs.any_changed == 'true'
        id: cache-node-modules
        uses: actions/cache@v3
        with:
          path: "**/node_modules"
          key: yarn-build-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            yarn-build-

      - name: Install dependencies
        if: steps.changed-files.outputs.any_changed == 'true' && steps.cache-node-modules.outputs.cache-hit != 'true'
        run: SKIP_SUBMODULE_DEPS=1 yarn --frozen-lockfile

      - name: Run unit tests
        if: steps.changed-files.outputs.any_changed == 'true'
        run: yarn test:unit

      - name: Upload coverage report to Codecov
        uses: codecov/codecov-action@v4
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
        if: success()

  build:
    name: Build code-server
    runs-on: ubuntu-20.04
    timeout-minutes: 60
    env:
      CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Install system dependencies
        run: sudo apt update && sudo apt install -y libkrb5-dev

      - name: Install quilt
        uses: awalsh128/cache-apt-pkgs-action@latest
        with:
          packages: quilt
          version: 1.0

      - name: Patch Code
        run: quilt push -a

      - name: Install Node.js
        uses: actions/setup-node@v4
        with:
          node-version-file: .node-version

      - name: Fetch dependencies from cache
        id: cache-node-modules
        uses: actions/cache@v3
        with:
          path: "**/node_modules"
          key: yarn-build-code-server-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            yarn-build-code-server-

      - name: Install dependencies
        if: steps.cache-node-modules.outputs.cache-hit != 'true'
        run: yarn --frozen-lockfile

      - name: Build code-server
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: yarn build

      # Get Code's git hash.  When this changes it means the content is
      # different and we need to rebuild.
      - name: Get latest lib/vscode rev
        id: vscode-rev
        run: echo "rev=$(git rev-parse HEAD:./lib/vscode)" >> $GITHUB_OUTPUT

      # We need to rebuild when we have a new version of Code, when any of
      # the patches changed, or when the code-server version changes (since
      # it gets embedded into the code).  Use VSCODE_CACHE_VERSION to
      # force a rebuild.
      - name: Fetch prebuilt Code package from cache
        id: cache-vscode
        uses: actions/cache@v3
        with:
          path: lib/vscode-reh-web-*
          key: vscode-reh-package-${{ secrets.VSCODE_CACHE_VERSION }}-${{ steps.vscode-rev.outputs.rev }}-${{ hashFiles('patches/*.diff', 'ci/build/build-vscode.sh') }}

      - name: Build vscode
        env:
          VERSION: "0.0.0"
        if: steps.cache-vscode.outputs.cache-hit != 'true'
        run: yarn build:vscode

      # The release package does not contain any native modules
      # and is neutral to architecture/os/libc version.
      - name: Create release package
        run: yarn release
        if: success()

      # https://github.com/actions/upload-artifact/issues/38
      - name: Compress release package
        run: tar -czf package.tar.gz release

      - name: Upload npm package artifact
        uses: actions/upload-artifact@v4
        with:
          name: npm-package
          path: ./package.tar.gz

  test-e2e:
    name: Run e2e tests
    needs: build
    runs-on: ubuntu-20.04
    timeout-minutes: 25
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Install system dependencies
        run: sudo apt update && sudo apt install -y libkrb5-dev

      - name: Install Node.js
        uses: actions/setup-node@v4
        with:
          node-version-file: .node-version

      - name: Fetch dependencies from cache
        id: cache-node-modules
        uses: actions/cache@v3
        with:
          path: "**/node_modules"
          key: yarn-build-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            yarn-build-

      - name: Download npm package
        uses: actions/download-artifact@v4
        with:
          name: npm-package

      - name: Decompress npm package
        run: tar -xzf package.tar.gz

      - name: Install release package dependencies
        run: cd release && npm install --unsafe-perm --omit=dev

      - name: Install dependencies
        if: steps.cache-node-modules.outputs.cache-hit != 'true'
        run: SKIP_SUBMODULE_DEPS=1 yarn --frozen-lockfile

      - name: Install Playwright OS dependencies
        run: |
          ./test/node_modules/.bin/playwright install-deps
          ./test/node_modules/.bin/playwright install

      - name: Run end-to-end tests
        run: CODE_SERVER_TEST_ENTRY=./release yarn test:e2e

      - name: Upload test artifacts
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: failed-test-videos
          path: ./test/test-results

      - name: Remove release packages and test artifacts
        run: rm -rf ./release ./test/test-results

  test-e2e-proxy:
    name: Run e2e tests behind proxy
    needs: build
    runs-on: ubuntu-20.04
    timeout-minutes: 25
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Install system dependencies
        run: sudo apt update && sudo apt install -y libkrb5-dev

      - name: Install Node.js
        uses: actions/setup-node@v4
        with:
          node-version-file: .node-version

      - name: Fetch dependencies from cache
        id: cache-node-modules
        uses: actions/cache@v3
        with:
          path: "**/node_modules"
          key: yarn-build-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            yarn-build-

      - name: Download npm package
        uses: actions/download-artifact@v4
        with:
          name: npm-package

      - name: Decompress npm package
        run: tar -xzf package.tar.gz

      - name: Install release package dependencies
        run: cd release && npm install --unsafe-perm --omit=dev

      - name: Install dependencies
        if: steps.cache-node-modules.outputs.cache-hit != 'true'
        run: SKIP_SUBMODULE_DEPS=1 yarn --frozen-lockfile

      - name: Install Playwright OS dependencies
        run: |
          ./test/node_modules/.bin/playwright install-deps
          ./test/node_modules/.bin/playwright install

      - name: Cache Caddy
        uses: actions/cache@v3
        id: caddy-cache
        with:
          path: |
            ~/.cache/caddy
          key: cache-caddy-2.5.2

      - name: Install Caddy
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        if: steps.caddy-cache.outputs.cache-hit != 'true'
        run: |
          gh release download v2.5.2 --repo caddyserver/caddy --pattern "caddy_2.5.2_linux_amd64.tar.gz"
          mkdir -p ~/.cache/caddy
          tar -xzf caddy_2.5.2_linux_amd64.tar.gz --directory ~/.cache/caddy

      - name: Start Caddy
        run: sudo ~/.cache/caddy/caddy start --config ./ci/Caddyfile

      - name: Run end-to-end tests
        run: CODE_SERVER_TEST_ENTRY=./release yarn test:e2e:proxy --global-timeout 840000

      - name: Stop Caddy
        if: always()
        run: sudo ~/.cache/caddy/caddy stop --config ./ci/Caddyfile

      - name: Upload test artifacts
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: failed-test-videos-proxy
          path: ./test/test-results

      - name: Remove release packages and test artifacts
        run: rm -rf ./release ./test/test-results