# SPDX-FileCopyrightText: © Sebastian Thomschke and contributors
# SPDX-License-Identifier: AGPL-3.0-or-later
# SPDX-ArtifactOfProjectHomePage: https://github.com/Second-Hand-Friends/kleinanzeigen-bot
#
# https://docs.github.com/en/actions/reference/workflows-and-actions/workflow-syntax
name: Build

on:  # https://docs.github.com/en/actions/reference/workflows-and-actions/events-that-trigger-workflows
  schedule:
    # https://docs.github.com/en/actions/reference/workflows-and-actions/events-that-trigger-workflows#schedule
    - cron: '0 15 1 * *'
  push:
    tags-ignore: ['**'] # don't build tags
    paths-ignore:
    - '**/*.md'
    - '.act*'
    - '.editorconfig'
    - '.git*'
    - '.github/*.yml'
    - '.github/ISSUE_TEMPLATE/*'
    - '.github/workflows/codeql-analysis.yml'
    - '.github/workflows/publish-release.yml'
    - '.github/workflows/stale.yml'
    - '.github/workflows/update-python-deps.yml'
    - '.github/workflows/validate-pr.yml'
    - 'codecov.yml'
  pull_request:
    paths-ignore:
    - '**/*.md'
    - '.act*'
    - '.editorconfig'
    - '.git*'
    - '.github/*.yml'
    - '.github/ISSUE_TEMPLATE/*'
    - '.github/workflows/codeql-analysis.yml'
    - '.github/workflows/publish-release.yml'
    - '.github/workflows/stale.yml'
    - '.github/workflows/update-python-deps.yml'
    - '.github/workflows/validate-pr.yml'
    - 'codecov.yml'
  workflow_dispatch:
    # https://docs.github.com/en/actions/reference/workflows-and-actions/events-that-trigger-workflows#workflow_dispatch


defaults:
  run:
    shell: bash


jobs:

  ###########################################################
  build:
  ###########################################################

    # Skip push runs for non-main/release branches in the main repo; allow forks to run on feature branches.
    if: github.event_name != 'push' || github.ref_name == 'main' || github.ref_name == 'release' || github.repository != 'Second-Hand-Friends/kleinanzeigen-bot'
    permissions:
      packages: write

    strategy:
      fail-fast: false
      matrix:
        include:
        - os: macos-15-intel  # X86
          PYTHON_VERSION: "3.10"
          PUBLISH_RELEASE: false
        - os: macos-latest  # ARM
          PYTHON_VERSION: "3.10"
          PUBLISH_RELEASE: false
        - os: ubuntu-latest
          PYTHON_VERSION: "3.10"
          PUBLISH_RELEASE: false
        - os: windows-latest
          PYTHON_VERSION: "3.10"
          PUBLISH_RELEASE: false
        - os: macos-15-intel  # X86
          PYTHON_VERSION: "3.14"
          PUBLISH_RELEASE: true
        - os: macos-latest  # ARM
          PYTHON_VERSION: "3.14"
          PUBLISH_RELEASE: true
        - os: ubuntu-latest
          PYTHON_VERSION: "3.14"
          PUBLISH_RELEASE: true
        - os: windows-latest
          PYTHON_VERSION: "3.14"
          PUBLISH_RELEASE: true

    runs-on: ${{ matrix.os }} # https://github.com/actions/runner-images#available-images
    timeout-minutes: 20

    steps:
    - name: "Show: GitHub context"
      env:
        GITHUB_CONTEXT: ${{ toJSON(github) }}
      run: printf '%s' "$GITHUB_CONTEXT" | python -m json.tool


    - name: "Show: environment variables"
      run: env | sort


    - name: Configure Fast APT Mirror
      uses: vegardit/fast-apt-mirror.sh@e5288ed7a13da650050035a7d47c2aa17779bbb3 # v1.4.1


    - name: Git Checkout
      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.0
      # https://github.com/actions/checkout


    - name: "Install: Chromium Browser"
      if: env.ACT == 'true' && startsWith(matrix.os, 'ubuntu')
      run: |
        if ! hash google-chrome &>/dev/null; then
          curl -sSfL https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb -o /tmp/chrome.deb
          sudo dpkg -i /tmp/chrome.deb || true
          sudo apt-get --no-install-recommends -y --fix-broken install
        fi


    - name: "Install: Python and PDM"  # https://github.com/pdm-project/setup-pdm
      uses: pdm-project/setup-pdm@94a823180e06fcde4ad29308721954a521c96ed0 # v4.4
      with:
        python-version: "${{ matrix.PYTHON_VERSION }}"
        cache: ${{ !startsWith(matrix.os, 'macos') }}  # https://github.com/pdm-project/setup-pdm/issues/55


    - name: "Install: Python dependencies"
      run: |
        set -eux

        python --version
        python -m pip install --upgrade pip
        pip install --upgrade pdm
        if [[ ! -e .venv ]]; then
          pdm venv create || true
        fi
        pdm sync --clean -v


    - name: Display project metadata
      run: pdm show


    - name: Check with pip-audit
      # until https://github.com/astral-sh/ruff/issues/8277
      run:
        pdm run pip-audit --progress-spinner off --skip-editable --verbose


    - name: Check with ruff
      run: pdm run ruff check


    - name: Check with mypy
      run: pdm run mypy


    - name: Check with basedpyright
      run: pdm run basedpyright


    - name: Run unit tests
      run: pdm run utest:cov -vv


    - name: Run integration tests
      run: |
        set -eux

        case "${{ matrix.os }}" in
           ubuntu-*)
              sudo apt-get install --no-install-recommends -y xvfb
              xvfb-run pdm run itest:cov -vv
              ;;
           *) pdm run itest:cov -vv
              ;;
        esac


    - name: Run smoke tests
      run: pdm run smoke:cov -vv


    - name: Run app from source
      run: |
        echo "
        login:
          username: 'john.doe@example.com'
          password: 'such_a_secret'
        " > config.yaml

        set -eux

        pdm run app help
        pdm run app version
        pdm run app verify


    - name: "Install: binutils (strip)"
      if: startsWith(matrix.os, 'ubuntu')
      run: sudo apt-get install --no-install-recommends -y binutils


    - name: "Install: UPX"
      if: startsWith(matrix.os, 'windows')
      run: |
        set -eu

        upx_download_url=$(curl -fsSL -H "Authorization: token ${{ github.token }}" https://api.github.com/repos/upx/upx/releases/latest | grep browser_download_url | grep win64.zip | cut "-d\"" -f4)
        echo "Downloading [$upx_download_url]..."
        curl -fL -o /tmp/upx.zip $upx_download_url

        echo "Extracting upx zip..."
        mkdir /tmp/upx
        7z e /tmp/upx.zip -o/tmp/upx *.exe -r
        echo "$(cygpath -wa /tmp/upx)" >> $GITHUB_PATH

        /tmp/upx/upx.exe --version


    - name: Build self-contained executable
      run: |
        set -eux

        if [[ "${{ runner.os }}" == "Windows" ]]; then
          NO_UPX=1 pdm run compile
          mv dist/kleinanzeigen-bot.exe dist/kleinanzeigen-bot-uncompressed.exe
        fi

        pdm run compile

        ls -l dist


    - name: Run self-contained executable
      run: |
        set -eux

        dist/kleinanzeigen-bot help
        dist/kleinanzeigen-bot version
        dist/kleinanzeigen-bot verify


    - name: Upload self-contained executable
      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
      if: (github.ref_name == 'main' || github.ref_name == 'release') && matrix.PUBLISH_RELEASE && !env.ACT
      with:
        name: artifacts-${{ matrix.os }}
        path: dist/kleinanzeigen-bot*


    - name: Build Docker image
      if: startsWith(matrix.os, 'ubuntu')
      run: |
        set -eux

        bash docker/build-image.sh

        docker run --rm second-hand-friends/kleinanzeigen-bot help


    - name: Publish Docker image
      if: github.repository_owner == 'Second-Hand-Friends' && github.ref_name == 'main' && matrix.PUBLISH_RELEASE && startsWith(matrix.os, 'ubuntu') && !env.ACT
      run: |
        set -eux

        echo "${{ github.token }}" | docker login https://ghcr.io -u ${{ github.actor }} --password-stdin

        image_name="second-hand-friends/kleinanzeigen-bot"
        docker image tag $image_name ghcr.io/$image_name
        docker push ghcr.io/$image_name


    - name: Collect coverage reports
      uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
      if: (github.ref_name == 'main' || github.event_name == 'pull_request') && !env.ACT
      with:
        name: coverage-${{ matrix.os }}-py${{ matrix.PYTHON_VERSION }}
        include-hidden-files: true
        path: .temp/coverage-*.xml
        if-no-files-found: error


  ###########################################################
  publish-coverage:
  ###########################################################
    needs: [build]
    runs-on: ubuntu-latest
    timeout-minutes: 5
    if: (github.ref_name == 'main' || github.event_name == 'pull_request') && !github.event.act

    permissions:
      contents: read

    steps:
    - name: Git Checkout # required to avoid https://docs.codecov.com/docs/error-reference#unusable-reports
      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.0
      # https://github.com/actions/checkout


    - name: Download coverage reports
      uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
      with:
        pattern: coverage-*
        path: coverage


    - name: List coverage reports
      run: find . -name coverage-*.xml


    - name: Publish unit-test coverage
      uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.0.0
      # https://github.com/codecov/codecov-action
      with:
        slug: ${{ github.repository }}
        name: unit-coverage
        flags: unit-tests
        disable_search: true
        files: coverage/**/coverage-unit.xml
      env:
        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}


    - name: Publish integration-test coverage
      uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.0.0
      # https://github.com/codecov/codecov-action
      with:
        slug: ${{ github.repository }}
        name: integration-coverage
        flags: integration-tests
        disable_search: true
        files: coverage/**/coverage-integration.xml
      env:
        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}


    - name: Publish smoke-test coverage
      uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.0.0
      # https://github.com/codecov/codecov-action
      with:
        slug: ${{ github.repository }}
        name: smoke-coverage
        flags: smoke-tests
        disable_search: true
        files: coverage/**/coverage-smoke.xml
      env:
        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}


  ###########################################################
  publish-release:
  ###########################################################
    needs: [build, publish-coverage]
    runs-on: ubuntu-latest
    timeout-minutes: 5

    permissions:
      contents: write  # to delete/create GitHub releases
      packages: write  # to delete untagged docker images

    # run on 'main' and 'release' branch when:
    #   – build succeeded, AND
    #   – publish-coverage succeeded OR was skipped
    if: >
        always()
          && needs.build.result == 'success'
          && (needs.publish-coverage.result == 'success' || needs.publish-coverage.result == 'skipped')
        && (github.ref_name == 'main' || github.ref_name == 'release')
        && !github.event.act

    concurrency: publish-${{ github.ref_name }}-release # https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idconcurrency

    steps:
    - name: "Show: GitHub context"
      env:
        GITHUB_CONTEXT: ${{ toJSON(github) }}
      run: echo $GITHUB_CONTEXT


    - name: "Show: environment variables"
      run: env | sort


    - name: Configure Fast APT Mirror
      uses: vegardit/fast-apt-mirror.sh@e5288ed7a13da650050035a7d47c2aa17779bbb3 # v1.4.1


    - name: Git Checkout
      # only required by "gh release create" to prevent "fatal: Not a git repository"
      uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.0
      # https://github.com/actions/checkout
      with:
        fetch-depth: 0


    - name: Delete untagged docker image
      continue-on-error: true
      uses: actions/delete-package-versions@e5bc658cc4c965c472efe991f8beea3981499c55 # v5.0.0
      with:
        token: ${{ github.token }}
        delete-only-untagged-versions: true
        package-name: kleinanzeigen-bot
        package-type: container


    - name: Download build artifacts
      uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0


    - name: Rename build artifacts
      run: |
        mv artifacts-macos-15-intel/kleinanzeigen-bot kleinanzeigen-bot-darwin-amd64
        mv artifacts-macos-latest/kleinanzeigen-bot kleinanzeigen-bot-darwin-arm64
        mv artifacts-ubuntu-latest/kleinanzeigen-bot kleinanzeigen-bot-linux-amd64
        mv artifacts-windows-latest/kleinanzeigen-bot-uncompressed.exe kleinanzeigen-bot-windows-amd64-uncompressed.exe
        mv artifacts-windows-latest/kleinanzeigen-bot.exe kleinanzeigen-bot-windows-amd64.exe


    - name: Install ClamAV
      run: |
        sudo apt-get update
        sudo apt-get install -y clamav
        sudo systemctl stop clamav-freshclam.service
        sudo freshclam


    - name: Scan build artifacts
      run: clamscan kleinanzeigen-*


    - name: "Determine release name"
      id: release
      if: github.event_name != 'schedule'
      run: |
        case "$GITHUB_REF_NAME" in
          main)
            echo "name=preview" >>"$GITHUB_OUTPUT"
            ;;
          release)
            echo "name=latest" >>"$GITHUB_OUTPUT"
            ;;
        esac


    - name: "Generate release notes"
      if: steps.release.outputs.name && steps.release.outputs.name != ''
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        RELEASE_NAME: ${{ steps.release.outputs.name }}
        LEGAL_NOTICE: |
          ---
          #### ⚠️ Rechtlicher Hinweis
          <p>Die Verwendung dieses Programms kann unter Umständen gegen die zum jeweiligen Zeitpunkt bei kleinanzeigen.de geltenden Nutzungsbedingungen verstoßen.
          Es liegt in Ihrer Verantwortung, die rechtliche Zulässigkeit der Nutzung dieses Programms zu prüfen.
          Die Entwickler übernehmen keinerlei Haftung für mögliche Schäden oder rechtliche Konsequenzen.
          Die Nutzung erfolgt auf eigenes Risiko. Jede rechtswidrige Verwendung ist untersagt.</p>

          #### ⚠️ Legal notice
          <p>The use of this program could violate the terms of service of kleinanzeigen.de valid at the time of use.
          It is your responsibility to ensure the legal compliance of its use.
          The developers assume no liability for any damages or legal consequences.
          Use is at your own risk. Any unlawful use is strictly prohibited.</p>

      run: |
        set -euo pipefail

        # We reuse the moving "latest"/"preview" tags for releases. GitHub's generate-notes compares
        # tag_name -> previous_tag_name. If we pass the moving tag as tag_name before it moves, the
        # comparison is old -> old (empty notes). We avoid this by using a fake tag_name (not created)
        # and anchoring previous_tag_name to the current moving tag. This yields old -> new notes
        # without creating or pushing any tags (important: pushes can be blocked for workflow files).
        if ! gh release view "$RELEASE_NAME" --json tagName --jq '.tagName' >/dev/null 2>&1; then
          echo "ERROR: Failed to query existing '$RELEASE_NAME' release; cannot generate release notes." >&2
          exit 1
        fi

        NOTES_TAG="${RELEASE_NAME}-notes-${GITHUB_RUN_ID}"
        echo "Generating notes: tag_name=${NOTES_TAG}, previous_tag_name=${RELEASE_NAME}, target_commitish=${GITHUB_SHA}"

        # Prefer GitHub's generate-notes API so we get PR links and @mentions
        gh api -X POST "repos/${GITHUB_REPOSITORY}/releases/generate-notes" \
          -f tag_name="$NOTES_TAG" \
          -f target_commitish="$GITHUB_SHA" \
          -f previous_tag_name="$RELEASE_NAME" \
          --jq '.body' > release-notes.md

        if ! grep -q '[^[:space:]]' release-notes.md; then
          echo "ERROR: GitHub generate-notes returned an empty body." >&2
          exit 1
        fi

        # Remove the "Full Changelog" line to avoid broken links from the fake tag_name.
        sed -E -i.bak '/^\*\*Full Changelog\*\*:/d' release-notes.md
        rm -f release-notes.md.bak

        printf "\n%s\n" "$LEGAL_NOTICE" >> release-notes.md


    - name: "Delete previous '${{ steps.release.outputs.name }}' release"
      if: steps.release.outputs.name && steps.release.outputs.name != ''
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        RELEASE_NAME: ${{ steps.release.outputs.name }}
      # https://cli.github.com/manual/gh_release_delete
      run: |
        GH_DEBUG=1 gh release delete "$RELEASE_NAME" --yes --cleanup-tag || true


    - name: "Create '${{ steps.release.outputs.name }}' Release"
      if: steps.release.outputs.name && steps.release.outputs.name != ''
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        RELEASE_NAME: ${{ steps.release.outputs.name }}

      # https://cli.github.com/manual/gh_release_create
      run: |
        GH_DEBUG=1 gh release create "$RELEASE_NAME" \
          --title "$RELEASE_NAME" \
          ${{ steps.release.outputs.name == 'latest' && '--latest' || '' }} \
          ${{ steps.release.outputs.name == 'preview' && '--prerelease' || '' }} \
          --notes-file release-notes.md \
          --target "${{ github.sha }}" \
          kleinanzeigen-bot-darwin-amd64 \
          kleinanzeigen-bot-darwin-arm64 \
          kleinanzeigen-bot-linux-amd64 \
          kleinanzeigen-bot-windows-amd64.exe \
          kleinanzeigen-bot-windows-amd64-uncompressed.exe


    - name: "Delete intermediate build artifacts"
      uses: geekyeggo/delete-artifact@f275313e70c08f6120db482d7a6b98377786765b # v5.0.0
      # https://github.com/GeekyEggo/delete-artifact/
      with:
        name: "*"
        failOnError: false


  ###########################################################
  dependabot-pr-auto-merge:
  ###########################################################
    needs: build
    if: github.event_name == 'pull_request' && github.actor == 'dependabot[bot]'
    runs-on: ubuntu-latest
    timeout-minutes: 5

    permissions:
      contents: write
      pull-requests: write

    steps:
    - name: Merge Dependabot PR
      env:
        GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
        PR_URL: ${{github.event.pull_request.html_url}}
      run: gh pr merge --auto --rebase "$PR_URL"


  ###########################################################
  pdm-pr-auto-merge:
  ###########################################################
    needs: build
    if: github.event_name == 'pull_request' && github.actor == 'kleinanzeigen-bot-tu[bot]' && github.head_ref == 'dependencies/pdm'
    runs-on: ubuntu-latest
    timeout-minutes: 5

    permissions:
      contents: write
      pull-requests: write

    steps:
    - name: Merge Dependabot PR
      env:
        GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
        PR_URL: ${{github.event.pull_request.html_url}}
      run: gh pr merge --auto --rebase "$PR_URL"