line-count.yml

name: Lines of Code

on: [push, pull_request, workflow_dispatch]

jobs:
  file-changes:
    name: Detect File Changes
    runs-on: 'ubuntu-latest'
    outputs: 
      checkall: ${{ steps.changes.outputs.checkall }}
    steps:
      - name: Clone
        uses: actions/checkout@v4

      - name: Detect Changes
        uses: dorny/paths-filter@v3
        id: changes
        with: 
          filters: ".github/file-filter.yml"

  sz:
    name: Core MFC Line Difference
    if: needs.file-changes.outputs.checkall == 'true'
    needs: file-changes
    permissions:
      contents: read
      pull-requests: write
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code from PR branch
        uses: actions/checkout@v4
        with:
          path: pr

      - name: Checkout code from MFC master
        uses: actions/checkout@v4
        with:
          repository: ${{ github.event.pull_request.repository }}
          ref:        ${{ github.event.pull_request.base.ref }}
          path:       base
          # repository: MFlowCode/MFC
          # ref:        master
          # path:       base

      - name: Get Line Diff
        run: |
          BASE="$GITHUB_WORKSPACE/base"
          PR="$GITHUB_WORKSPACE/pr"
          cd $BASE
          export MFC_PR=$PR
          pwd
          ./mfc.sh init &> tmp.txt
          ./mfc.sh count_diff