name: Update badges on commit

on:
  push:
    branches:
      - master

permissions:
  contents: write

jobs:
  get_number_of_problem:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repo
        uses: actions/checkout@v2
      
      - name: Get how many codeforces problems
        id: codeforces
        run: |
          CF_PROBLEMS=$(find ./codeforces -maxdepth 1 | wc -l)
          echo "Codeforces problems count: $CF_PROBLEMS"
          echo "cf-problems=$CF_PROBLEMS" >> $GITHUB_OUTPUT

      - name: Get how many codechef problems
        id: codechef
        run: |
          CC_PROBLEMS=$(find ./codechef -maxdepth 1 | wc -l)
          echo "Codechef problems count: $CC_PROBLEMS"
          echo "cc-problems=$CC_PROBLEMS" >> $GITHUB_OUTPUT

      - name: Get how many Hackerrank problems
        id: Hackerrank
        run: |
          HR_PROBLEMS=$(find ./HackerRank -maxdepth 1 | wc -l)
          echo "Hackerrank problems count: $HR_PROBLEMS"
          echo "hr-problems=$HR_PROBLEMS" >> $GITHUB_OUTPUT

      - name: Get how many AtCoder problems
        id: AtCoder
        run: |
          AC_PROBLEMS=$(find ./AtCoder -maxdepth 1 | wc -l)
          echo "AtCoder problems count: $AC_PROBLEMS"
          echo "ac-problems=$AC_PROBLEMS" >> $GITHUB_OUTPUT
      - name: Update badges
        run: |
          sed -i 's/Codeforces_problems-.*-/Codeforces_problems-${{ steps.codeforces.outputs.cf-problems }}-/' README.md
          sed -i 's/Codechef_problems-.*-/Codechef_problems-${{ steps.codechef.outputs.cc-problems }}-/' README.md
          sed -i 's/Hackerrank_problems-.*-/Hackerrank_problems-${{ steps.Hackerrank.outputs.hr-problems }}-/' README.md
          sed -i 's/AtCoder_problems-.*-/AtCoder_problems-${{ steps.AtCoder.outputs.ac-problems }}-/' README.md
      - name: Check if there is anything to commit
        id: changed
        run: |
          NEW_CHANGES=$(git status | grep -q "modified" && echo 2 || true)
          echo "New Changes: $NEW_CHANGES"
          echo "new-change=$NEW_CHANGES" >> $GITHUB_OUTPUT
          

      - name: Commit and Push Changes
        if: ${{ steps.changed.outputs.new-change == 2}}
        run: |
          git config --local user.email "omagdy7@users.noreply.github.com"
          git config --local user.name "omagdy"
          git add README.md
          git commit -m "Update badges [skip ci]"
          git push