name: Translate All

on:
  push:
    branches:
      - master
    paths-ignore:
      - 'scripts/**'
      - '.gitignore'
      - '.github/**'
      - Dockerfile
  workflow_dispatch:

permissions:
  packages: write
  id-token: write
  contents: write

jobs:
  translate:
    name: Translate → ${{ matrix.name }} (${{ matrix.branch }})
    runs-on: ubuntu-latest

    # Run N languages in parallel (tune max-parallel if needed)
    strategy:
      fail-fast: false
      # max-parallel: 3 #Nothing to run all in parallel
      matrix:
        include:
          - { name: "Afrikaans", language: "Afrikaans", branch: "af" }
          - { name: "German", language: "German", branch: "de" }
          - { name: "Greek", language: "Greek", branch: "el" }
          - { name: "Spanish", language: "Spanish", branch: "es" }
          - { name: "French",  language: "French",  branch: "fr" }
          - { name: "Hindi",  language: "Hindi",  branch: "hi" }
          - { name: "Italian", language: "Italian", branch: "it" }
          - { name: "Japanese", language: "Japanese", branch: "ja" }
          - { name: "Korean", language: "Korean", branch: "ko" }
          - { name: "Polish", language: "Polish", branch: "pl" }
          - { name: "Portuguese", language: "Portuguese", branch: "pt" }
          - { name: "Serbian", language: "Serbian", branch: "sr" }
          - { name: "Swahili", language: "Swahili", branch: "sw" }
          - { name: "Turkish", language: "Turkish", branch: "tr" }
          - { name: "Ukrainian", language: "Ukrainian", branch: "uk" }
          - { name: "Chinese", language: "Chinese", branch: "zh" }

    # Ensure only one job per branch runs at a time (even across workflow runs)
    concurrency:
      group: translate-cloud-${{ matrix.branch }}
      cancel-in-progress: false

    container:
      image: ghcr.io/hacktricks-wiki/hacktricks-cloud/translator-image:latest

    env:
      LANGUAGE: ${{ matrix.language }}
      BRANCH:   ${{ matrix.branch }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      
      - name: Update and download scripts
        run: |
          sudo apt-get update
          # Install GitHub CLI properly
          curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | sudo dd of=/usr/share/keyrings/githubcli-archive-keyring.gpg \
          && sudo chmod go+r /usr/share/keyrings/githubcli-archive-keyring.gpg \
          && echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
          && sudo apt update \
          && sudo apt install gh -y \
          && sudo apt-get install -y wget
          mkdir scripts
          cd scripts
          wget -O get_and_save_refs.py https://raw.githubusercontent.com/HackTricks-wiki/hacktricks-cloud/master/scripts/get_and_save_refs.py
          wget -O compare_and_fix_refs.py https://raw.githubusercontent.com/HackTricks-wiki/hacktricks-cloud/master/scripts/compare_and_fix_refs.py
          wget -O translator.py https://raw.githubusercontent.com/HackTricks-wiki/hacktricks-cloud/master/scripts/translator.py
          cd ..

      - name: Run get_and_save_refs.py
        run: |
          python scripts/get_and_save_refs.py

      - name: Download language branch & update refs
        run: |
          git config --global --add safe.directory /__w/hacktricks/hacktricks
          git config --global user.name 'Translator'
          git config --global user.email 'github-actions@github.com'
          git config pull.rebase false
          git checkout $BRANCH
          git pull
          python scripts/compare_and_fix_refs.py --files-unmatched-paths /tmp/file_paths.txt
          git add .
          git commit -m "Fix unmatched refs" || echo "No changes to commit"
          git push || echo "No changes to push"
      
      - name: Run translation script on changed files
        run: |
          git checkout master
          export OPENAI_API_KEY=${{ secrets.OPENAI_API_KEY }}
          git diff --name-only HEAD~1 | grep -v "SUMMARY.md" | while read -r file; do
            if echo "$file" | grep -qE '\.md$'; then
              echo -n ",$file" >> /tmp/file_paths.txt
            fi
          done

          echo "Files to translate (`wc -l < /tmp/file_paths.txt`):"
          cat /tmp/file_paths.txt
          echo ""
          echo ""
          touch /tmp/file_paths.txt

          if [ -s /tmp/file_paths.txt ]; then
            python scripts/translator.py \
              --language "$LANGUAGE" \
              --branch "$BRANCH" \
              --api-key "$OPENAI_API_KEY" \
              -f "$(cat /tmp/file_paths.txt)" \
              -t 3
          else
            echo "No markdown files changed, skipping translation."
          fi

      - name: Build mdBook
        run: |
          git checkout "$BRANCH"
          git pull
          MDBOOK_BOOK__LANGUAGE=$BRANCH mdbook build || (echo "Error logs" && cat hacktricks-preprocessor-error.log && echo "" && echo "" && echo "Debug logs" && (cat hacktricks-preprocessor.log | tail -n 20) && exit 1)
      
      - name: Push search index to hacktricks-searchindex repo
        shell: bash
        env:
          PAT_TOKEN: ${{ secrets.PAT_TOKEN }}
        run: |
          set -euo pipefail

          ASSET="book/searchindex.js"
          TARGET_REPO="HackTricks-wiki/hacktricks-searchindex"
          FILENAME="searchindex-${BRANCH}.js"

          if [ ! -f "$ASSET" ]; then
            echo "Expected $ASSET to exist after build" >&2
            exit 1
          fi

          TOKEN="${PAT_TOKEN}"
          if [ -z "$TOKEN" ]; then
            echo "No PAT_TOKEN available" >&2
            exit 1
          fi

          # Clone the searchindex repo
          git clone https://x-access-token:${TOKEN}@github.com/${TARGET_REPO}.git /tmp/searchindex-repo
          
          # Compress the searchindex file
          gzip -9 -k -f "$ASSET"
          
          # Show compression stats
          ORIGINAL_SIZE=$(wc -c < "$ASSET")
          COMPRESSED_SIZE=$(wc -c < "${ASSET}.gz")
          RATIO=$(awk "BEGIN {printf \"%.1f\", ($COMPRESSED_SIZE / $ORIGINAL_SIZE) * 100}")
          echo "Compression: ${ORIGINAL_SIZE} bytes -> ${COMPRESSED_SIZE} bytes (${RATIO}%)"
          
          # Copy ONLY the .gz version to the searchindex repo (no uncompressed .js)
          cp "${ASSET}.gz" "/tmp/searchindex-repo/${FILENAME}.gz"
          
          # Commit and push with retry logic
          cd /tmp/searchindex-repo
          git config user.name "GitHub Actions"
          git config user.email "github-actions@github.com"
          git add "${FILENAME}.gz"
          
          if git diff --staged --quiet; then
            echo "No changes to commit"
          else
            git commit -m "Update ${FILENAME} from hacktricks-cloud build"
            
            # Retry push up to 20 times with pull --rebase between attempts
            MAX_RETRIES=20
            RETRY_COUNT=0
            while [ $RETRY_COUNT -lt $MAX_RETRIES ]; do
              if git push origin master; then
                echo "Successfully pushed on attempt $((RETRY_COUNT + 1))"
                break
              else
                RETRY_COUNT=$((RETRY_COUNT + 1))
                if [ $RETRY_COUNT -lt $MAX_RETRIES ]; then
                  echo "Push failed, attempt $RETRY_COUNT/$MAX_RETRIES. Pulling and retrying..."
                  
                  # Try normal rebase first
                  if git pull --rebase origin master 2>&1 | tee /tmp/pull_output.txt; then
                    echo "Rebase successful, retrying push..."
                  else
                    # If rebase fails due to divergent histories (orphan branch reset), re-clone
                    if grep -q "unrelated histories\|refusing to merge\|fatal: invalid upstream\|couldn't find remote ref" /tmp/pull_output.txt; then
                      echo "Detected history rewrite, re-cloning repository..."
                      cd /tmp
                      rm -rf searchindex-repo
                      git clone https://x-access-token:${TOKEN}@github.com/${TARGET_REPO}.git searchindex-repo
                      cd searchindex-repo
                      git config user.name "GitHub Actions"
                      git config user.email "github-actions@github.com"
                      
                      # Re-copy ONLY the .gz version (no uncompressed .js)
                      cp "${ASSET}.gz" "${FILENAME}.gz"
                      
                      git add "${FILENAME}.gz"
                      git commit -m "Update ${FILENAME}.gz from hacktricks-cloud build"
                      echo "Re-cloned and re-committed, will retry push..."
                    else
                      echo "Rebase failed for unknown reason, retrying anyway..."
                    fi
                  fi
                  
                  sleep 1
                else
                  echo "Failed to push after $MAX_RETRIES attempts"
                  exit 1
                fi
              fi
            done
          fi

      # Login in AWS
      - name: Configure AWS credentials using OIDC
        uses: aws-actions/configure-aws-credentials@v3
        with:
          role-to-assume: ${{ secrets.AWS_ROLE_ARN }}
          aws-region: us-east-1
      
      # Sync the build to S3
      - name: Sync to S3
        run: |
          echo "Current branch:"
          git rev-parse --abbrev-ref HEAD
          echo "Syncing $BRANCH to S3"
          aws s3 sync ./book s3://hacktricks-wiki/$BRANCH --delete
          echo "Sync completed"
          echo "Cat 3 files from the book"
          find . -type f -name 'index.html' -print | head -n 3 | xargs -r cat