name: Deploy

on:
  push:
    branches:
      - main
      - preprod

jobs:
  deploy:
    name: Deploy
    runs-on: docker
    container:
      image: forgejo-ci-php:latest
    steps:
      - name: Checkout code
        run: |
          git clone --depth 50 --branch ${{ github.ref_name }} https://oauth2:${{ github.token }}@forge.studio-variable.com/${{ github.repository }}.git .

      - name: Install dependencies
        run: |
          composer install --no-dev --optimize-autoloader

      - name: Set deploy host
        id: host
        shell: bash
        run: |
          if [ "${{ github.ref_name }}" = "preprod" ]; then
            echo "ftp_host=${{ secrets.PREPRODUCTION_HOST }}" >> $GITHUB_OUTPUT
          else
            echo "ftp_host=${{ secrets.PRODUCTION_HOST }}" >> $GITHUB_OUTPUT
          fi

      - name: Deploy via FTP
        env:
          USERNAME: ${{ secrets.USERNAME }}
          PASSWORD: ${{ secrets.PASSWORD }}
          FTP_HOST: ${{ steps.host.outputs.ftp_host }}
        shell: bash
        run: |
          BEFORE="${{ github.event.before }}"
          ZEROS="0000000000000000000000000000000000000000"

          if [ "$BEFORE" != "$ZEROS" ] && git cat-file -e "${BEFORE}^{commit}" 2>/dev/null; then
            INCREMENTAL=true
            echo "=== Mode incrémental — fichiers modifiés depuis $BEFORE ==="
            git diff --name-status "$BEFORE" HEAD
            echo "============================================================"
          else
            INCREMENTAL=false
            echo "=== Mode full mirror (premier push ou BEFORE hors portée) ==="
          fi

          {
            echo "set ftp:ssl-allow no"
            echo "set cmd:fail-exit no"
            echo "open -u $USERNAME,$PASSWORD $FTP_HOST"

            if $INCREMENTAL; then
              git diff --name-status "$BEFORE" HEAD | while IFS=$'\t' read -r status file; do
                case "$file" in local/*|site/accounts/*|site/cache/*|site/sessions/*) continue ;; esac
                if [ "$status" = "D" ]; then
                  echo "rm -f \"$file\""
                elif [ -f "$file" ]; then
                  echo "mkdir -p \"$(dirname "$file")\""
                  echo "put \"$file\" -o \"$file\""
                fi
              done
            else
              echo "mirror --reverse --verbose --ignore-time --parallel=10 -x local/ assets assets"
              echo "mirror --reverse --verbose --ignore-time --parallel=10 -x accounts/ -x cache/ -x sessions/ site site"
            fi

            echo "mirror --reverse --verbose --ignore-time --parallel=10 kirby kirby"
            echo "mirror --reverse --verbose --ignore-time --parallel=10 vendor vendor"
            echo "quit"
          } > /tmp/lftp-script.txt

          echo "=== Script lftp généré ==="
          cat /tmp/lftp-script.txt
          echo "=========================="

          lftp -f /tmp/lftp-script.txt