name: "Apps: Tests"

on:
  pull_request:
    branches:
      - '**'
    tags-ignore:
      - '**'
    paths:
      - 'charts/**'
      - '.github/workflows/apps.test.yaml'
      - '.github/ct-install.yaml'
      - '.github/ct-lint.yaml'

jobs:
  changes:
    name: Get changed Apps
    runs-on: ubuntu-20.04
    outputs:
      matrix: "{\"app\": ${{ steps.reduce.outputs.apps }} }"
      empty_matrix: ${{ steps.reduce.outputs.empty_matrix }}
    steps:
    - name: Checkout
      uses: actions/checkout@v2
    - uses: dorny/paths-filter@v2
      id: filter
      with:
        list-files: json
        filters: |
          changed:
          - 'charts/dev/**'
          - 'charts/stable/**'
          - 'charts/incubator/**'
          - 'charts/dependency/**'
          - 'charts/library/**'
          - 'charts/core/**'
    - run: echo '${{ toJson(steps.filter.outputs) }}' > changes.json
    - id: reduce
      run: |
        APPS=$(jq --raw-output '.changed_files | fromjson | .[] |= sub("(?<filepath>(?<first_directory>(?<root1>[\/]?)[^\/]+\/)(?<second_directory>(?<root2>[\/]?)[^\/]+\/)(?<third_directory>(?<root3>[\/]?)[^\/]+)(?<extra_paths>.+))"; "\(.third_directory)") | unique' changes.json)
        echo ::set-output name=apps::${APPS}
        if [ -z "${APPS[0]}" ]; then
          echo "No Changed Apps"
          echo "::set-output name=empty_matrix::true"
        else
          echo "Changed Apps: ${APPS[*]}"
          echo "::set-output name=empty_matrix::false"
        fi

  app-tests:
    needs: [changes]
    if: ${{ needs.changes.outputs.empty_matrix == 'false' }}
    name: App Tests
    runs-on: ubuntu-20.04
    strategy:
      matrix: ${{ fromJson(needs.changes.outputs.matrix) }}
      fail-fast: false
    steps:
    ##
    # GENERAL SECTION
    ##
      - name: Checkout
        if: ${{ matrix.app != '.gitkee' }}
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Cache helm repo cache
        id: cache
        uses: actions/cache@v2
        with:
          key: helmrepocache-${{ github.sha }}
          path: |
            ~/.cache/helm/repository
            ~/.config/helm/repositories.yaml

      - name: Prepare-Lint
        if: ${{ matrix.app != '.gitkee' }}
        id: prep-lint
        run: |
            if test -f "./charts/incubator/${{ matrix.app }}/Chart.yaml"; then
              train="incubator"
            elif test -f "./charts/stable/${{ matrix.app }}/Chart.yaml"; then
              train="stable"
            elif test -f "./charts/library/${{ matrix.app }}/Chart.yaml"; then
              train="library"
            elif test -f "./charts/dev/${{ matrix.app }}/Chart.yaml"; then
              train="dev"
            elif test -f "./charts/dependency/${{ matrix.app }}/Chart.yaml"; then
              train="dependency"
            elif test -f "./charts/core/${{ matrix.app }}/Chart.yaml"; then
              train="core"
            else
              train="incubator"
            fi
            echo ::set-output name=train::${train}
            if test -f "./charts/${train}/${{ matrix.app }}/SKIPINSTALL"; then
                install='false'
            echo "::set-output name=install::false"
            else
              install="true"
            echo "::set-output name=install::true"
            fi
            sudo groupadd apps -g 568
            sudo useradd apps -u 568 -g 568 -d /home/apps -s /bin/bash

      - name: Install Helm
        if: ${{ matrix.app != '.gitkee' }}
        uses: azure/setup-helm@v1
        with:
          version: v3.5.3

      - name: update helm repo cache
        run: |
          helm repo add truecharts https://truecharts.org
          helm repo add bitnami https://charts.bitnami.com/bitnami
          helm repo add metallb https://metallb.github.io/metallb
          helm repo update

      - uses: actions/setup-python@v2
        if: ${{ matrix.app != '.gitkee' }}
        with:
          python-version: 3.7

      - name: Set up chart-testing
        if: ${{ matrix.app != '.gitkee' }}
        uses: helm/chart-testing-action@v2.1.0

    ##
    # Chart-Testing Section
    ##

      - name: Run chart-testing (lint)
        if: ${{ matrix.app != 'common' &&  matrix.app != '.gitkee' }}
        id: lint
        run: ct lint --config .github/ct-lint.yaml --charts 'charts/${{ steps.prep-lint.outputs.train }}/${{ matrix.app }}'

      - name: Create k3d cluster
        if: ${{ matrix.app != 'common' &&  matrix.app != '.gitkee' && steps.prep-lint.outputs.install != 'false' }}
        uses: nolar/setup-k3d-k3s@v1
        with:
          version: v1.22.2+k3s1

      ## TODO: Fix common-test
      - name: Run chart-testing (install)
        if: ${{ matrix.app != 'common' &&  matrix.app != '.gitkee' && steps.prep-lint.outputs.install != 'false' }}
        run: ct install --config .github/ct-install.yaml --charts 'charts/${{ steps.prep-lint.outputs.train }}/${{ matrix.app }}'

  app-tests-complete:
    needs: [app-tests]
    name: Apps Test Complete
    runs-on: ubuntu-latest
    steps:
      - name: complete message
        run: echo "App Tests Completed Successfully"

  release-test:
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/truecharts/devcontainer:v2.0.2
    steps:
      - name: Cache helm repo cache
        id: cache
        uses: actions/cache@v2
        with:
          key: helmrepocache-${{ github.sha }}
          path: |
            ~/.cache/helm/repository
            ~/.config/helm/repositories.yaml

      - uses: actions/checkout@v2
        name: Checkout
        with:
          fetch-depth: 100

      - name: Checkout
        uses: actions/checkout@v2
        with:
          repository: truecharts/catalog
          path: catalog

      - name: build-and-run
        run: |
          tools/build-release.sh --config .github/cr.yaml