name: Backend Tests

on:
  - push
  - pull_request

defaults:
  run:
    working-directory: spiffworkflow-backend

jobs:
  tests:
    name: ${{ matrix.session }} ${{ matrix.python }} / ${{ matrix.os }} ${{ matrix.database }}
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        include:
          # FIXME: https://github.com/mysql/mysql-connector-python/pull/86
          # put back when poetry update protobuf mysql-connector-python updates protobuf
          # right now mysql is forcing protobuf to version 3
          # - { python: "3.11", os: "ubuntu-latest", session: "safety" }
          - { python: "3.11", os: "ubuntu-latest", session: "mypy" }
          - { python: "3.10", os: "ubuntu-latest", session: "mypy" }
          - { python: "3.9", os: "ubuntu-latest", session: "mypy" }
          - {
              python: "3.11",
              os: "ubuntu-latest",
              session: "tests",
              database: "mysql",
            }
          - {
              python: "3.11",
              os: "ubuntu-latest",
              session: "tests",
              database: "postgres",
            }
          - {
              python: "3.11",
              os: "ubuntu-latest",
              session: "tests",
              database: "sqlite",
            }
          - {
              python: "3.10",
              os: "ubuntu-latest",
              session: "tests",
              database: "sqlite",
            }
          - {
              python: "3.9",
              os: "ubuntu-latest",
              session: "tests",
              database: "sqlite",
            }
          - {
              python: "3.10",
              os: "windows-latest",
              session: "tests",
              database: "sqlite",
            }
          - {
              python: "3.11",
              os: "macos-latest",
              session: "tests",
              database: "sqlite",
            }
          - {
              # typeguard 2.13.3 is broken with TypeDict in 3.11.
              # probably the next release fixes it.
              # https://github.com/agronholm/typeguard/issues/242
              python: "3.11",
              os: "ubuntu-latest",
              session: "typeguard",
              database: "sqlite",
            }
          - { python: "3.11", os: "ubuntu-latest", session: "xdoctest" }
          - { python: "3.11", os: "ubuntu-latest", session: "docs-build" }

    env:
      NOXSESSION: ${{ matrix.session }}
      SPIFF_DATABASE_TYPE: ${{ matrix.database }}
      FORCE_COLOR: "1"
      PRE_COMMIT_COLOR: "always"
      DB_PASSWORD: password
      FLASK_SESSION_SECRET_KEY: super_secret_key

    steps:
      - name: Check out the repository
        uses: actions/checkout@v3.0.2

      - name: Set up Python ${{ matrix.python }}
        uses: actions/setup-python@v4.2.0
        with:
          python-version: ${{ matrix.python }}

      - name: Upgrade pip
        run: |
          pip install --constraint=.github/workflows/constraints.txt pip
          pip --version

      - name: Upgrade pip in virtual environments
        shell: python
        run: |
          import os
          import pip

          with open(os.environ["GITHUB_ENV"], mode="a") as io:
              print(f"VIRTUALENV_PIP={pip.__version__}", file=io)

      - name: Install Poetry
        run: |
          pipx install --pip-args=--constraint=.github/workflows/constraints.txt poetry
          poetry --version

      - name: Install Nox
        run: |
          pipx install --pip-args=--constraint=.github/workflows/constraints.txt nox
          pipx inject --pip-args=--constraint=.github/workflows/constraints.txt nox nox-poetry
          nox --version

      # - name: Compute pre-commit cache key
      #   if: matrix.session == 'pre-commit'
      #   id: pre-commit-cache
      #   shell: python
      #   run: |
      #     import hashlib
      #     import sys
      #
      #     python = "py{}.{}".format(*sys.version_info[:2])
      #     payload = sys.version.encode() + sys.executable.encode()
      #     digest = hashlib.sha256(payload).hexdigest()
      #     result = "${{ runner.os }}-{}-{}-pre-commit".format(python, digest[:8])
      #
      #     print("::set-output name=result::{}".format(result))
      #
      # - name: Restore pre-commit cache
      #   uses: actions/cache@v3.0.11
      #   if: matrix.session == 'pre-commit'
      #   with:
      #     path: ~/.cache/pre-commit
      #     key: ${{ steps.pre-commit-cache.outputs.result }}-${{ hashFiles('.pre-commit-config.yaml') }}
      #     restore-keys: |
      #       ${{ steps.pre-commit-cache.outputs.result }}-
      - name: Setup Mysql
        uses: mirromutth/mysql-action@v1.1
        with:
          host port: 3306
          container port: 3306
          mysql version: "8.0"
          mysql database: "spiffworkflow_backend_testing"
          mysql root password: password
        if: matrix.database == 'mysql'

      - name: Setup Postgres
        run: docker run --name postgres-spiff -p 5432:5432 -e POSTGRES_PASSWORD=spiffworkflow_backend -e POSTGRES_USER=spiffworkflow_backend -e POSTGRES_DB=spiffworkflow_backend_testing -d postgres
        if: matrix.database == 'postgres'

      - name: Run Nox
        run: |
          nox --force-color --python=${{ matrix.python }}

      - name: Upload coverage data
        # pin to upload coverage from only one matrix entry, otherwise coverage gets confused later
        if: always() && matrix.session == 'tests' && matrix.python == '3.11' && matrix.os == 'ubuntu-latest' && matrix.database == 'mysql'
        uses: "actions/upload-artifact@v3.0.0"
        # this action doesn't seem to respect working-directory so include working-directory value in path
        with:
          name: coverage-data
          path: "spiffworkflow-backend/.coverage.*"

      - name: Upload documentation
        if: matrix.session == 'docs-build'
        uses: actions/upload-artifact@v3.0.0
        with:
          name: docs
          path: docs/_build

      - name: Upload logs
        if: failure() && matrix.session == 'tests'
        uses: "actions/upload-artifact@v3.0.0"
        with:
          name: logs-${{matrix.python}}-${{matrix.os}}-${{matrix.database}}
          path: "./log/*.log"

  run_pre_commit_checks:
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: .
    steps:
      - name: Check out the repository
        uses: actions/checkout@v3.0.2
        with:
          # Disabling shallow clone is recommended for improving relevancy of reporting in sonarcloud
          fetch-depth: 0
      - name: Set up Python
        uses: actions/setup-python@v4.2.0
        with:
          python-version: "3.11"
      - name: Install Poetry
        run: |
          pipx install poetry
          poetry --version
      - name: Poetry Install
        run: poetry install
      - name: run_pre_commit
        run: ./bin/run_pre_commit_in_ci

  check_docker_start_script:
    runs-on: ubuntu-latest
    steps:
      - name: Check out the repository
        uses: actions/checkout@v3.0.2
        with:
          # Disabling shallow clone is recommended for improving relevancy of reporting in sonarcloud
          fetch-depth: 0
      - name: start_backend
        run: ./bin/build_and_run_with_docker_compose
        timeout-minutes: 20
        env:
          SPIFFWORKFLOW_BACKEND_LOAD_FIXTURE_DATA: "true"
      - name: wait_for_backend
        run: ./bin/wait_for_server_to_be_up 5

  coverage:
    runs-on: ubuntu-latest
    needs: [tests, run_pre_commit_checks, check_docker_start_script]
    steps:
      - name: Check out the repository
        uses: actions/checkout@v3.0.2
        with:
          # Disabling shallow clone is recommended for improving relevancy of reporting in sonarcloud
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v4.2.0
        with:
          python-version: "3.11"

      - name: Upgrade pip
        run: |
          pip install --constraint=.github/workflows/constraints.txt pip
          pip --version

      - name: Install Poetry
        run: |
          pipx install --pip-args=--constraint=.github/workflows/constraints.txt poetry
          poetry --version

      - name: Install Nox
        run: |
          pipx install --pip-args=--constraint=.github/workflows/constraints.txt nox
          pipx inject --pip-args=--constraint=.github/workflows/constraints.txt nox nox-poetry
          nox --version

      - name: Download coverage data
        uses: actions/download-artifact@v3.0.1
        with:
          name: coverage-data
          # this action doesn't seem to respect working-directory so include working-directory value in path
          path: spiffworkflow-backend

      - name: Combine coverage data and display human readable report
        run: |
          find . -name \*.pyc -delete
          nox --force-color --session=coverage

      - name: Create coverage report
        run: |
          nox --force-color --session=coverage -- xml

      - name: Upload coverage report
        uses: codecov/codecov-action@v3.1.0

      - name: SonarCloud Scan
        uses: sonarsource/sonarcloud-github-action@master
        # thought about just skipping dependabot
        # if: ${{ github.actor != 'dependabot[bot]' }}
        # but figured all pull requests seems better, since none of them will have access to sonarcloud.
        # however, with just skipping pull requests, the build associated with "Triggered via push" is also associated with the pull request and also fails hitting sonarcloud
        # if: ${{ github.event_name != 'pull_request' }}
        # so just skip everything but main
        if: github.ref_name == 'main'
        with:
          projectBaseDir: spiffworkflow-frontend
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
      # part about saving PR number and then using it from auto-merge-dependabot-prs from:
      # https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#workflow_run
      - name: Save PR number
        if: ${{ github.event_name == 'pull_request' }}
        env:
          PR_NUMBER: ${{ github.event.number }}
        run: |
          mkdir -p ./pr
          echo "$PR_NUMBER" > ./pr/pr_number
      - uses: actions/upload-artifact@v3
        with:
          name: pr_number
          path: pr/

  build-and-push-image:
    needs: coverage
    if: ${{ github.ref_name == 'main' && github.event_name == 'push' }}
    env:
      REGISTRY: ghcr.io
      IMAGE_NAME: sartography/spiffworkflow-backend
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Check out the repository
        uses: actions/checkout@v3.0.2
        with:
          # Disabling shallow clone is recommended for improving relevancy of reporting in sonarcloud
          fetch-depth: 0
      - name: Get current date
        id: date
        run: echo "date=$(date +%s)" >> $GITHUB_OUTPUT
      - name: Log in to the Container registry
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

      - name: Build and push Docker image
        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
        env:
          # if we ever support more than main we will need to format the ref name
          # like sub '/' with '-'
          TAG: ${{ github.ref_name }}-${{ steps.date.outputs.date }}
        with:
          # this action doesn't seem to respect working-directory so set context
          context: spiffworkflow-backend
          push: true
          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.TAG }}
          labels: ${{ steps.meta.outputs.labels }}