gal-create-directories.yml

name: Create Galgorithm directories

on:
  issues:
    types: [opened]

jobs:
  GAL:
    runs-on: ubuntu-latest
    if: "startsWith(github.event.issue.title, '[GAL]')"

    permissions:
      write-all
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        
      - name: Validate issue format
        run: |
          ISSUE_TITLE="${{ github.event.issue.title }}"
          id=("burningfalls" "donghoony" "hjk0761" "hw0603" "hyxrxn" "jminkkk" "robinjoon" "slimsha2dy")
          
          if [[ ! "$ISSUE_TITLE" =~ ^\[GAL\]\ ([a-zA-Z0-9_-]+)\ ([0-9]+[,[0-9]+]*)$ ]]; then
              echo "Issue title format is incorrect."
              exit 1
          fi  
          
          DIRNAME="${BASH_REMATCH[1]}"
          NUMBERS="${BASH_REMATCH[2]}"
          
          IFS=',' read -ra NUM_ARRAY <<< "$NUMBERS"
          for NUM in "${NUM_ARRAY[@]}"; do
              mkdir -p "${DIRNAME}/${NUM}"
              for GID in "${id[@]}"; do
                  mkdir -p "${DIRNAME}/${NUM}/${GID}"
                  echo -e "# Info\n[Link](https://boj.kr/${NUM})\n## 💡 풀이 방법 요약\n\n## 👀 실패 이유\n\n## 🙂 마무리" > "${DIRNAME}/${NUM}/${GID}/README.md"
              done
          done
      
      - name: Check if issue creator is in allowed list
        id: check_creator
        run: |
          ISSUE_CREATOR="${{ github.event.issue.user.login }}"
          id=("burningfalls" "donghoony" "hjk0761" "hw0603" "hyxrxn" "jminkkk" "robinjoon" "slimsha2dy")
          
          if [[ " ${id[@]} " =~ " $ISSUE_CREATOR " ]]; then
              echo "allowed=true" >> $GITHUB_ENV
          else
              echo "allowed=false" >> $GITHUB_ENV
          fi
      
      - name: Push changes if allowed
        if: env.allowed == 'true'
        run: |
          git config --local user.email "actions@github.com"
          git config --local user.name "GitHub Actions"
          git add .
          git commit -m "Create directories and files for GAL issue: ${{ github.event.issue.number }}"
          git push

      - name: Close issue after pushing
        uses: peter-evans/close-issue@v3
        with:
          issue-number: ${{ github.event.issue.number }}
          comment: |
            Created directories, closing issue.