name: "Package Pull Requests"

on:
  pull_request:
    types:
      - opened
      - edited
      - reopened
      - synchronize
    paths:
      - "packages/**"

jobs:
  check-pkg:
    name: Validate README
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Get list of changed files
        uses: lots0logs/gh-action-get-changed-files@2.1.4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Ensure README was updated
        run: |
          MISSING_LINES=$(comm -23 <(jq 'if .provides then .provides[].language else .language end' -r $(find packages -name "metadata.json" ) | sed -e 's/^/`/g' -e 's/$/`,/g' | sort -u) <(awk '/# Supported Languages/{flag=1; next} /<br>/{flag=0} flag' readme.md | sort -u))

          [[ $(echo $MISSING_LINES | wc -c) = "1" ]] && exit 0

          echo "README has supported languages missing: "
          comm -23 <(jq 'if .provides then .provides[].language else .language end' -r $(find packages -name "metadata.json" ) | sed -e 's/^/`/g' -e 's/$/`,/g' | sort -u) <(awk '/# Supported Languages/{flag=1; next} /<br>/{flag=0} flag' readme.md | sort -u)
          exit 1

  build-pkg:
    name: Check that package builds
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Login to GitHub registry
        uses: docker/login-action@v1
        with:
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          registry: docker.pkg.github.com

      - name: Get list of changed files
        uses: lots0logs/gh-action-get-changed-files@2.1.4
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Build Packages
        run: |
          PACKAGES=$(jq '.[]' -r ${HOME}/files.json | awk -F/ '$2 && $3{ print $2 "-" $3 }' | sort -u)
          echo "Packages: $PACKAGES"
          docker pull docker.pkg.github.com/engineer-man/piston/repo-builder:latest
          docker build -t repo-builder repo
          docker run -v "${{ github.workspace }}:/piston" repo-builder --no-server $PACKAGES
          ls -la packages

      - name: Upload package as artifact
        uses: actions/upload-artifact@v2
        with:
          name: packages
          path: packages/*.pkg.tar.gz

  test-pkg:
    name: Test package
    runs-on: ubuntu-latest
    needs: build-pkg
    steps:
      - uses: actions/checkout@v2

      - uses: actions/download-artifact@v2
        with:
          name: packages

      - name: Relocate downloaded packages
        run: mv *.pkg.tar.gz packages/

      - name: Login to GitHub registry
        uses: docker/login-action@v1
        with:
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          registry: docker.pkg.github.com

      - name: Run tests
        run: |
          ls -la
          docker run -v $(pwd)'/repo:/piston/repo' -v $(pwd)'/packages:/piston/packages' -d --name repo docker.pkg.github.com/engineer-man/piston/repo-builder --no-build
          docker pull docker.pkg.github.com/engineer-man/piston/api
          docker build -t piston-api api
          docker run --network container:repo -v $(pwd)'/data:/piston' -e PISTON_LOG_LEVEL=DEBUG -e 'PISTON_REPO_URL=http://localhost:8000/index' -d --name api piston-api
          echo Waiting for API to start..
          docker run --network container:api appropriate/curl -s --retry 10 --retry-connrefused http://localhost:2000/api/v2/runtimes

          echo Waiting for Index to start..
          docker run --network container:repo appropriate/curl -s --retry 999 --retry-max-time 0 --retry-connrefused http://localhost:8000/index

          echo Adjusting index
          sed -i 's/repo/localhost/g' repo/index

          echo Listing Packages
          PACKAGES_JSON=$(docker run --network container:api appropriate/curl -s http://localhost:2000/api/v2/packages)
          echo $PACKAGES_JSON

          echo Getting CLI ready
          docker run  -v "$PWD/cli:/app" --entrypoint /bin/bash node:15 -c 'cd /app; npm i'

          for package in $(jq -r '.[] | "\(.language)-\(.language_version)"' <<< "$PACKAGES_JSON")
          do
            echo "Testing $package"
            PKG_PATH=$(sed 's|-|/|' <<< $package)
            PKG_NAME=$(awk -F- '{ print $1 }' <<< $package)
            PKG_VERSION=$(awk -F- '{ print $2 }' <<< $package)

            echo "Installing..."
            docker run --network container:api appropriate/curl -sXPOST http://localhost:2000/api/v2/packages -H "Content-Type: application/json" -d "{\"language\":\"$PKG_NAME\",\"version\":\"$PKG_VERSION\"}"

            TEST_SCRIPTS=packages/$PKG_PATH/test.*
            echo "Tests: $TEST_SCRIPTS"

            for tscript in $TEST_SCRIPTS
            do
              TEST_RUNTIME=$(awk -F. '{print $2}' <<< $(basename $tscript))
              echo Running $tscript with runtime=$TEST_RUNTIME
              docker run --network container:api -v "$PWD/cli:/app" -v "$PWD/$(dirname $tscript):/pkg" node:15 /app/index.js run $TEST_RUNTIME -l $PKG_VERSION /pkg/$(basename $tscript) > test_output
              cat test_output
              grep "OK" test_output
            done
          done

      - name: Dump logs
        if: ${{ always() }}
        run: |
          docker logs api
          docker logs repo