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/ '$1~/packages/ && $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