name: 🎮 Firmware Auto Downloader

on:
  schedule:
    - cron: '0 * * * *'
  workflow_dispatch:

jobs:
  download_and_release:
    runs-on: ubuntu-latest
    permissions:
      contents: write

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

      - name: 🐍 Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.x'

      - name: ⚙️ Install required Python modules
        run: |
          pip install requests anynet beautifulsoup4

      - name: ⬇️ Setup hactool-linux
        run: |
          if [ -f "hactool-linux" ]; then
            cp hactool-linux hactool
            chmod +x hactool
          else
            echo "Warning: hactool-linux non trouvé."
          fi

      - name: 🔍 Check firmware version (Switch 1 only, >=21.0.0 strict)
        id: version_check
        shell: bash
        run: |
          set +e

          # Récupération du flux RSS
          RSS=$(curl -sL --fail https://yls8.mtheall.com/ninupdates/feed.php)
          if [ $? -ne 0 ] || [ -z "$RSS" ]; then
            echo "ERROR: Impossible de récupérer le flux RSS."
            echo "new_version=false" >> $GITHUB_OUTPUT
            exit 0
          fi

          # LOGIQUE DE DÉTECTION ROBUSTE :
          # 1. On extrait les blocs <item> pour ne pas mélanger les données
          # 2. On filtre uniquement ceux qui contiennent 'sys=hac' (Switch 1)
          # 3. On extrait le numéro de version X.X.X
          # 4. On trie par version (sort -V) et on prend la plus haute
          
          LATEST_VERSION=$(echo "$RSS" | tr -d '\n' | sed 's/<item>/\n<item>/g' | \
            grep 'sys=hac' | \
            grep -oE '[0-9]+\.[0-9]+\.[0-9]+' | \
            sort -V | tail -n 1)

          if [ -z "$LATEST_VERSION" ]; then
            echo "INFO: Aucun firmware Switch 1 trouvé."
            echo "new_version=false" >> $GITHUB_OUTPUT
            exit 0
          fi

          echo "Dernière version Switch 1 détectée : $LATEST_VERSION"

          # Vérification du seuil (>= 21)
          MAJOR=$(echo "$LATEST_VERSION" | cut -d. -f1)
          if [ "$MAJOR" -lt 21 ]; then
            echo "INFO: Version $LATEST_VERSION ignorée (seuil < 21)."
            echo "new_version=false" >> $GITHUB_OUTPUT
            exit 0
          fi

          # Vérification si la release existe déjà
          HTTP_STATUS=$(curl -s -o /dev/null -w "%{http_code}" \
            -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            "https://api.github.com/repos/${{ github.repository }}/releases/tags/$LATEST_VERSION")

          if [ "$HTTP_STATUS" = "200" ]; then
            echo "INFO: La release $LATEST_VERSION existe déjà."
            echo "new_version=false" >> $GITHUB_OUTPUT
          else
            echo "ACTION: Nouvelle version $LATEST_VERSION détectée !"
            echo "new_version=true" >> $GITHUB_OUTPUT
            echo "firmware_version=$LATEST_VERSION" >> $GITHUB_OUTPUT
          fi
          set -e

      - name: 💻 Execute download script and capture changelog
        id: download
        if: steps.version_check.outputs.new_version == 'true'
        run: |
          python3 firmware_downloader.py | tee firmware_output.txt
          
          # Extraction de la version confirmée par le script (nettoyage des retours chariot)
          F_VER=$(grep 'Folder: Firmware ' firmware_output.txt | awk '{print $NF}' | tr -d '\r')
          
          if [ -z "$F_VER" ]; then
            F_VER="${{ steps.version_check.outputs.firmware_version }}"
          fi
          
          echo "firmware_version=$F_VER" >> $GITHUB_OUTPUT
          tail -n 10 firmware_output.txt > changelog_body.txt

      - name: 🧹 Clean and zip firmware
        if: steps.version_check.outputs.new_version == 'true'
        run: |
          VERSION="${{ steps.download.outputs.firmware_version }}"
          find . -type f -name "*.nca.*" -delete

          if [ -d "Firmware $VERSION" ]; then
            rm -f "Firmware $VERSION.zip"
            zip -rj "Firmware $VERSION.zip" "Firmware $VERSION/" -i "*.nca"
          else
            echo "ERROR: Dossier Firmware $VERSION introuvable."
            exit 1
          fi

      - name: 📝 Prepare Release Body
        id: prepare_body
        if: steps.version_check.outputs.new_version == 'true'
        uses: actions/github-script@v7
        with:
          script: |
            const fs = require('fs');
            let body = "Automatic download of official Nintendo Switch firmware.";
            if (fs.existsSync('changelog_body.txt')) {
              const changelog = fs.readFileSync('changelog_body.txt', 'utf8');
              body += "\n\n**Changelog / Output:**\n```\n" + changelog + "\n```";
            }
            core.setOutput('release_body', body);

      - name: 📦 Create Tag and Release
        if: steps.version_check.outputs.new_version == 'true'
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.download.outputs.firmware_version }}
          name: Firmware ${{ steps.download.outputs.firmware_version }}
          body: ${{ steps.prepare_body.outputs.release_body }}
          files: |
            Firmware ${{ steps.download.outputs.firmware_version }}.zip
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}