name: "json4cpp: Check amalgamation"

on:
  workflow_dispatch:
  workflow_call:

permissions:
  contents: read

jobs:
  save:
    runs-on: ubuntu-latest
    steps:
      - name: Harden Runner
        uses: step-security/harden-runner@fa2e9d605c4eeb9fcad4c99c224cee0c6c7f3594 # v2.16.0
        with:
          egress-policy: audit

      - name: Save PR number
        run: |
          mkdir -p ./pr
          echo ${{ github.event.number }} > ./pr/number
          echo ${{ github.event.pull_request.user.login }} > ./pr/author
      - uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
        with:
          name: pr
          path: pr/

  check:
    runs-on: ubuntu-latest
    env:
      MAIN_DIR: ${{ github.workspace }}/json4cpp
      INCLUDE_DIR: ${{ github.workspace }}/json4cpp/single_include/nlohmann
      TOOL_DIR: ${{ github.workspace }}/json4cpp/tools/tools/amalgamate

    steps:
      - name: Harden Runner
        uses: step-security/harden-runner@fa2e9d605c4eeb9fcad4c99c224cee0c6c7f3594 # v2.16.0
        with:
          egress-policy: audit

      - name: Checkout pull request
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Install astyle
        working-directory: json4cpp
        run: |
          python3 -mvenv venv
          venv/bin/pip3 install -r tools/astyle/requirements.txt

      - name: Check amalgamation
        working-directory: json4cpp
        run: |
          rm -fr "$INCLUDE_DIR/json.hpp~" "$INCLUDE_DIR/json_fwd.hpp~"
          cp "$INCLUDE_DIR/json.hpp" "$INCLUDE_DIR/json.hpp~"
          cp "$INCLUDE_DIR/json_fwd.hpp" "$INCLUDE_DIR/json_fwd.hpp~"

          python3 "$TOOL_DIR/amalgamate.py" -c "$TOOL_DIR/config_json.json" -s .
          python3 "$TOOL_DIR/amalgamate.py" -c "$TOOL_DIR/config_json_fwd.json" -s .
          echo "Format (1)"
          "${{ github.workspace }}/json4cpp/venv/bin/astyle" --project=tools/astyle/.astylerc --suffix=none --quiet "$INCLUDE_DIR/json.hpp" "$INCLUDE_DIR/json_fwd.hpp"

          diff "$INCLUDE_DIR/json.hpp~" "$INCLUDE_DIR/json.hpp"
          diff "$INCLUDE_DIR/json_fwd.hpp~" "$INCLUDE_DIR/json_fwd.hpp"

          # shellcheck disable=SC2046
          "${{ github.workspace }}/json4cpp/venv/bin/astyle" --project=tools/astyle/.astylerc --suffix=orig $(find docs/examples include tests -type f \( -name '*.hpp' -o -name '*.cpp' -o -name '*.cu' \) -not -path 'tests/thirdparty/*' -not -path 'tests/abi/include/nlohmann/*' | sort)
          echo Check
          find . -name '*.orig' -exec false {} \+