name: Organizar imagens do Hub

on:
  push:
    branches: [ "v4" ]   # se estiver usando outra branch, coloca aqui também (ex: "main")

jobs:
  move-images:
    if: github.actor != 'github-actions[bot]'
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Detectar e mover imagens
        run: |
          set -e

          BEFORE_SHA="${{ github.event.before }}"
          AFTER_SHA="${{ github.sha }}"

          # Se for primeiro commit da branch, não existe "before"
          if [ "$BEFORE_SHA" = "0000000000000000000000000000000000000000" ]; then
            echo "Primeiro push da branch, pegando todos os arquivos trackeados."
            CHANGED_FILES=$(git ls-files)
          else
            echo "Diff entre $BEFORE_SHA e $AFTER_SHA"
            CHANGED_FILES=$(git diff --name-status "$BEFORE_SHA" "$AFTER_SHA" | awk '$1=="A" || $1=="M"{print $2}')
          fi

          echo "Arquivos alterados:"
          echo "$CHANGED_FILES"


          IMAGES=$(echo "$CHANGED_FILES" | grep -Ei '^content/(?!imagens/).*\.(png|jpe?g|gif|svg)$' || true)

          if [ -z "$IMAGES" ]; then
            echo "Nenhuma imagem fora de content/imagens para mover."
            exit 0
          fi

          for FILE in $IMAGES; do
            
            REL_PATH=${FILE#content/}
            
            DEST_DIR="content/imagens/${REL_PATH%/*}"
            BASENAME=$(basename "$FILE")

            echo "Movendo $FILE -> $DEST_DIR/$BASENAME"
            mkdir -p "$DEST_DIR"
            git mv "$FILE" "$DEST_DIR/$BASENAME"
          done

      - name: Commit e push se houve mudança
        run: |
          if git diff --cached --quiet; then
            echo "Nenhuma alteração para commitar."
            exit 0
          fi

          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git commit -m "chore: mover imagens para content/imagens"
          git push