name: 'Lint sources & check submodule integrity'

on:
  push:
    branches:
      - dev
      - "release*"
    tags:
      - '*'
  pull_request:

env:
  TARGETS: f7
  FBT_TOOLCHAIN_PATH: /runner/_work
  SET_GH_OUTPUT: 1

jobs:
  lint_sources_check_submodules:
    runs-on: [self-hosted,FlipperZeroShell]
    steps:
      - name: 'Decontaminate previous build leftovers'
        run: |
          if [ -d .git ]; then
            git submodule status || (
              git ls-files --stage | egrep '^160000' | awk '{print $4}' | while read submodule
              do
                git rm -rf --cached "$submodule"
              done
            )
          fi

      - name: 'Checkout code'
        uses: actions/checkout@v3
        with:
          fetch-depth: 1
          ref: ${{ github.event.pull_request.head.sha }}


      - name: 'Check protobuf branch'
        run: |
          git submodule update --init
          SUB_PATH="assets/protobuf";
          SUB_BRANCH="dev";
          SUB_COMMITS_MIN=40;
          cd "$SUB_PATH";
          SUBMODULE_HASH="$(git rev-parse HEAD)";
          BRANCHES=$(git branch -r --contains "$SUBMODULE_HASH");
          COMMITS_IN_BRANCH="$(git rev-list --count dev)";
          if [ $COMMITS_IN_BRANCH -lt $SUB_COMMITS_MIN ]; then
            echo "name=fails::error" >> $GITHUB_OUTPUT;
            echo "::error::Error: Too low commits in $SUB_BRANCH of submodule $SUB_PATH: $COMMITS_IN_BRANCH(expected $SUB_COMMITS_MIN+)";
            exit 1;
          fi
          if ! grep -q "/$SUB_BRANCH" <<< "$BRANCHES"; then
            echo "name=fails::error" >> $GITHUB_OUTPUT;
            echo "::error::Error: Submodule $SUB_PATH is not on branch $SUB_BRANCH";
            exit 1;
          fi

      - name: 'Check Python code formatting'
        id: syntax_check_py
        run: ./fbt lint_py 2>&1 >/dev/null || echo "errors=1" >> $GITHUB_OUTPUT

      - name: 'Check C++ code formatting'
        if: always()
        id: syntax_check_cpp
        run: ./fbt lint 2>&1 >/dev/null || echo "errors=1" >> $GITHUB_OUTPUT

      - name: Report code formatting errors
        if: ( steps.syntax_check_py.outputs.errors || steps.syntax_check_cpp.outputs.errors ) && github.event.pull_request
        run: |
          echo "Code formatting errors found";
          echo "Please run './fbt format' or './fbt format_py' to fix them";
          exit 1;