name: Hyprland Stack Update Check

on:
  schedule:
    - cron: '0 6 * * 1,4'
  workflow_dispatch:

jobs:
  check-update:
    runs-on: iso-builder

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.FORGEJO_TOKEN }}

      - name: Check for existing open PR
        id: prcheck
        run: |
          set -euo pipefail
          OPEN_PRS=$(curl -fsSL \
            -H "Authorization: token ${{ secrets.FORGEJO_TOKEN }}" \
            "https://git.rp1.hu/api/v1/repos/${{ github.repository }}/pulls?state=open&limit=50")
          EXISTS=$(echo "$OPEN_PRS" | python3 -c "
          import sys, json
          pulls = json.load(sys.stdin)
          found = any(p.get('head', {}).get('ref', '').startswith('update/hyprland-stack') for p in pulls)
          print('yes' if found else 'no')
          ")
          echo "EXISTS=$EXISTS" >> $GITHUB_OUTPUT
          echo "Open PR exists: $EXISTS"

      - name: Check upstream versions
        id: check
        if: steps.prcheck.outputs.EXISTS == 'no'
        run: |
          set -euo pipefail
          sudo pacman -S --needed --noconfirm pacman-contrib curl jq

          UPDATED_PKGS=()
          SUMMARY=""

          PKGS=(
            hyprutils
            hyprlang
            hyprwayland-scanner
            aquamarine
            hyprcursor
            hyprgraphics
            hyprwire
            hyprland-guiutils
            hyprland
            xdg-desktop-portal-hyprland
            hyprpolkitagent
            hyprland-qt-support
            dms-shell
          )

          for pkg in "${PKGS[@]}"; do
            dir="hyprland-raveos/$pkg"
            [ -d "$dir" ] || continue

            LOCAL_VER=$(grep '^pkgver=' "$dir/PKGBUILD" | head -1 | cut -d= -f2 | tr -d "'\"")
            
            UPSTREAM_PKGBUILD=$(curl -fsSL --retry 3 "https://gitlab.archlinux.org/archlinux/packaging/packages/${pkg}/-/raw/main/PKGBUILD" 2>/dev/null || true)
            [ -n "$UPSTREAM_PKGBUILD" ] || continue

            UPSTREAM_VER=$(echo "$UPSTREAM_PKGBUILD" | grep '^pkgver=' | head -1 | cut -d= -f2 | tr -d "'\"")
            [ -n "$UPSTREAM_VER" ] || continue

            if [ "$LOCAL_VER" != "$UPSTREAM_VER" ]; then
              echo "Update available for $pkg: $LOCAL_VER -> $UPSTREAM_VER"
              
              # Frissites letoltese es pkgrel beallitasa
              echo "$UPSTREAM_PKGBUILD" > "$dir/PKGBUILD"
              sed -i 's/^pkgrel=[0-9]*/pkgrel=10/' "$dir/PKGBUILD"
              if [ "$pkg" = "hyprpolkitagent" ] || [ "$pkg" = "hyprland-qt-support" ]; then
                sed -i 's/^pkgrel=10/pkgrel=20/' "$dir/PKGBUILD"
              fi

              UPDATED_PKGS+=("$pkg")
              SUMMARY="${SUMMARY}\n- **${pkg}**: \`${LOCAL_VER}\` -> \`${UPSTREAM_VER}-10\`"
            else
              echo "$pkg is up-to-date ($LOCAL_VER)"
            fi
          done

          if [ ${#UPDATED_PKGS[@]} -gt 0 ]; then
            echo "HAS_UPDATES=yes" >> $GITHUB_OUTPUT
            echo "COUNT=${#UPDATED_PKGS[@]}" >> $GITHUB_OUTPUT
            echo -e "SUMMARY<<EOF\n${SUMMARY}\nEOF" >> $GITHUB_OUTPUT
          else
            echo "HAS_UPDATES=no" >> $GITHUB_OUTPUT
            echo "No updates found for hyprland stack."
          fi

      - name: Create branch and open single Pull Request
        if: steps.prcheck.outputs.EXISTS == 'no' && steps.check.outputs.HAS_UPDATES == 'yes'
        run: |
          set -euo pipefail
          DATE=$(date +%Y%m%d-%H%M)
          BRANCH="update/hyprland-stack-${DATE}"

          git config user.name "RaveOS Bot"
          git config user.email "bot@raveos.hu"
          git checkout -b "$BRANCH"

          git add hyprland-raveos/
          git commit -m "update: hyprland stack (${{ steps.check.outputs.COUNT }} packages)"

          git remote set-url origin "https://bot:${{ secrets.FORGEJO_TOKEN }}@git.rp1.hu/RaveOS/RaveOS-PKGBUILD.git"
          git push origin "$BRANCH"

          PR_BODY="Automata Hyprland stack frissítés (${{ steps.check.outputs.COUNT }} csomag):\n${{ steps.check.outputs.SUMMARY }}\n\nA csomagok a merge után az \`iso-builder\` runneren sorrendben fordulnak le, GPG aláírással kerülnek a RaveOS repóba."

          curl -fsSL -X POST \
            -H "Authorization: token ${{ secrets.FORGEJO_TOKEN }}" \
            -H "Content-Type: application/json" \
            "https://git.rp1.hu/api/v1/repos/${{ github.repository }}/pulls" \
            -d "$(jq -n \
              --arg title "Hyprland stack frissítés (${{ steps.check.outputs.COUNT }} csomag)" \
              --arg head "$BRANCH" \
              --arg base "main" \
              --arg body "$PR_BODY" \
              '{title: $title, head: $head, base: $base, body: $body}')"

          echo "Single PR successfully opened for hyprland stack update."