name: Update OBS Packages

on:
  workflow_dispatch:
    inputs:
      package:
        description: "Package to update (dms, dms-git, or all)"
        required: false
        default: "all"
      rebuild_release:
        description: "Release number for rebuilds (e.g., 2, 3, 4 to increment spec Release)"
        required: false
        default: ""
  push:
    tags:
      - "v*"
  schedule:
    - cron: "0 */3 * * *" # Every 3 hours for dms-git builds

jobs:
  check-updates:
    name: Check for updates
    runs-on: ubuntu-latest

    outputs:
      has_updates: ${{ steps.check.outputs.has_updates }}
      packages: ${{ steps.check.outputs.packages }}
      version: ${{ steps.check.outputs.version }}

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

      - name: Install OSC
        run: |
          sudo apt-get update
          sudo apt-get install -y osc

          mkdir -p ~/.config/osc
          cat > ~/.config/osc/oscrc << EOF
          [general]
          apiurl = https://api.opensuse.org

          [https://api.opensuse.org]
          user = ${{ secrets.OBS_USERNAME }}
          pass = ${{ secrets.OBS_PASSWORD }}
          EOF
          chmod 600 ~/.config/osc/oscrc

      - name: Check for updates
        id: check
        run: |
          if [[ "${{ github.event_name }}" == "push" && "${{ github.ref }}" =~ ^refs/tags/ ]]; then
            echo "packages=dms" >> $GITHUB_OUTPUT
            VERSION="${GITHUB_REF#refs/tags/}"
            echo "version=$VERSION" >> $GITHUB_OUTPUT
            echo "has_updates=true" >> $GITHUB_OUTPUT
            echo "Triggered by tag: $VERSION (always update)"
          elif [[ "${{ github.event_name }}" == "schedule" ]]; then
            echo "packages=dms-git" >> $GITHUB_OUTPUT
            echo "Checking if dms-git source has changed..."

            # Get current commit hash (8 chars to match spec format)
            CURRENT_COMMIT=$(git rev-parse --short=8 HEAD)

            # Check OBS for last uploaded commit
            OBS_BASE="$HOME/.cache/osc-checkouts"
            mkdir -p "$OBS_BASE"
            OBS_PROJECT="home:AvengeMedia:dms-git"

            if [[ -d "$OBS_BASE/$OBS_PROJECT/dms-git" ]]; then
              cd "$OBS_BASE/$OBS_PROJECT/dms-git"
              osc up -q 2>/dev/null || true

              # Extract commit hash from spec Version line & format like; 0.6.2+git2264.a679be68
              if [[ -f "dms-git.spec" ]]; then
                OBS_COMMIT=$(grep "^Version:" "dms-git.spec" | grep -oP '\.[a-f0-9]{8}' | tr -d '.' || echo "")

                if [[ -n "$OBS_COMMIT" ]]; then
                  if [[ "$CURRENT_COMMIT" == "$OBS_COMMIT" ]]; then
                    echo "has_updates=false" >> $GITHUB_OUTPUT
                    echo "📋 Commit $CURRENT_COMMIT already uploaded to OBS, skipping"
                  else
                    echo "has_updates=true" >> $GITHUB_OUTPUT
                    echo "📋 New commit detected: $CURRENT_COMMIT (OBS has $OBS_COMMIT)"
                  fi
                else
                  echo "has_updates=true" >> $GITHUB_OUTPUT
                  echo "📋 Could not extract OBS commit, proceeding with update"
                fi
              else
                echo "has_updates=true" >> $GITHUB_OUTPUT
                echo "📋 No spec file in OBS, proceeding with update"
              fi

              cd "${{ github.workspace }}"
            else
              echo "has_updates=true" >> $GITHUB_OUTPUT
              echo "📋 First upload to OBS, update needed"
            fi
          elif [[ -n "${{ github.event.inputs.package }}" ]]; then
            echo "packages=${{ github.event.inputs.package }}" >> $GITHUB_OUTPUT
            echo "has_updates=true" >> $GITHUB_OUTPUT
            echo "Manual trigger: ${{ github.event.inputs.package }}"
          else
            echo "packages=all" >> $GITHUB_OUTPUT
            echo "has_updates=true" >> $GITHUB_OUTPUT
          fi

  update-obs:
    name: Upload to OBS
    needs: check-updates
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    if: |
      github.event_name == 'workflow_dispatch' ||
      needs.check-updates.outputs.has_updates == 'true'

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

      - name: Determine packages to update
        id: packages
        run: |
          if [[ "${{ github.event_name }}" == "push" && "${{ github.ref }}" =~ ^refs/tags/ ]]; then
            echo "packages=dms" >> $GITHUB_OUTPUT
            VERSION="${GITHUB_REF#refs/tags/}"
            echo "version=$VERSION" >> $GITHUB_OUTPUT
            echo "Triggered by tag: $VERSION"
          elif [[ "${{ github.event_name }}" == "schedule" ]]; then
            echo "packages=${{ needs.check-updates.outputs.packages }}" >> $GITHUB_OUTPUT
            echo "Triggered by schedule: updating git package"
          elif [[ -n "${{ github.event.inputs.package }}" ]]; then
            echo "packages=${{ github.event.inputs.package }}" >> $GITHUB_OUTPUT
            echo "Manual trigger: ${{ github.event.inputs.package }}"
          else
            echo "packages=${{ needs.check-updates.outputs.packages }}" >> $GITHUB_OUTPUT
          fi

      - name: Update dms-git spec version
        if: contains(steps.packages.outputs.packages, 'dms-git') || steps.packages.outputs.packages == 'all'
        run: |
          # Get commit info for dms-git versioning
          COMMIT_HASH=$(git rev-parse --short=8 HEAD)
          COMMIT_COUNT=$(git rev-list --count HEAD)
          BASE_VERSION=$(grep -oP '^Version:\s+\K[0-9.]+' distro/opensuse/dms.spec | head -1 || echo "0.6.2")

          NEW_VERSION="${BASE_VERSION}+git${COMMIT_COUNT}.${COMMIT_HASH}"
          echo "📦 Updating dms-git.spec to version: $NEW_VERSION"

          # Update version in spec
          sed -i "s/^Version:.*/Version:        $NEW_VERSION/" distro/opensuse/dms-git.spec

          # Add changelog entry
          DATE_STR=$(date "+%a %b %d %Y")
          CHANGELOG_ENTRY="* $DATE_STR Avenge Media <AvengeMedia.US@gmail.com> - ${NEW_VERSION}-1\n- Git snapshot (commit $COMMIT_COUNT: $COMMIT_HASH)"
          sed -i "/%changelog/a\\$CHANGELOG_ENTRY" distro/opensuse/dms-git.spec

      - name: Update Debian dms-git changelog version
        if: contains(steps.packages.outputs.packages, 'dms-git') || steps.packages.outputs.packages == 'all'
        run: |
          # Get commit info for dms-git versioning
          COMMIT_HASH=$(git rev-parse --short=8 HEAD)
          COMMIT_COUNT=$(git rev-list --count HEAD)
          BASE_VERSION=$(grep -oP '^Version:\s+\K[0-9.]+' distro/opensuse/dms.spec | head -1 || echo "0.6.2")

          # Debian version format: 0.6.2+git2256.9162e314
          NEW_VERSION="${BASE_VERSION}+git${COMMIT_COUNT}.${COMMIT_HASH}"
          echo "📦 Updating Debian dms-git changelog to version: $NEW_VERSION"

          CHANGELOG_DATE=$(date -R)

          CHANGELOG_FILE="distro/debian/dms-git/debian/changelog"

          # Get current version from changelog
          CURRENT_VERSION=$(head -1 "$CHANGELOG_FILE" | sed 's/.*(\([^)]*\)).*/\1/')

          echo "Current Debian version: $CURRENT_VERSION"
          echo "New version: $NEW_VERSION"

          # Only update if version changed
          if [ "$CURRENT_VERSION" != "$NEW_VERSION" ]; then
            # Create new changelog entry at top
            TEMP_CHANGELOG=$(mktemp)

            cat > "$TEMP_CHANGELOG" << EOF
          dms-git ($NEW_VERSION) nightly; urgency=medium

            * Git snapshot (commit $COMMIT_COUNT: $COMMIT_HASH)

           -- Avenge Media <AvengeMedia.US@gmail.com>  $CHANGELOG_DATE

          EOF

            # Prepend to existing changelog
            cat "$CHANGELOG_FILE" >> "$TEMP_CHANGELOG"
            mv "$TEMP_CHANGELOG" "$CHANGELOG_FILE"

            echo "✓ Updated Debian changelog: $CURRENT_VERSION → $NEW_VERSION"
          else
            echo "✓ Debian changelog already at version $NEW_VERSION"
          fi

      - name: Update dms stable version
        if: steps.packages.outputs.version != ''
        run: |
          VERSION="${{ steps.packages.outputs.version }}"
          VERSION_NO_V="${VERSION#v}"
          echo "Updating packaging to version $VERSION_NO_V"

          # Update openSUSE dms spec (stable only)
          sed -i "s/^Version:.*/Version:        $VERSION_NO_V/" distro/opensuse/dms.spec

          # Update openSUSE spec changelog
          DATE_STR=$(date "+%a %b %d %Y")
          CHANGELOG_ENTRY="* $DATE_STR AvengeMedia <maintainer@avengemedia.com> - ${VERSION_NO_V}-1\\n- Update to stable $VERSION release\\n- Bug fixes and improvements"
          sed -i "/%changelog/a\\$CHANGELOG_ENTRY\\n" distro/opensuse/dms.spec

          # Update Debian _service files (both tar_scm and download_url formats)
          for service in distro/debian/*/_service; do
            if [[ -f "$service" ]]; then
              # Update tar_scm revision parameter (for dms-git)
              sed -i "s|<param name=\"revision\">v[0-9.]*</param>|<param name=\"revision\">$VERSION</param>|" "$service"

              # Update download_url paths (for dms stable)
              sed -i "s|/v[0-9.]\+/|/$VERSION/|g" "$service"
              sed -i "s|/tags/v[0-9.]\+\.tar\.gz|/tags/$VERSION.tar.gz|g" "$service"
            fi
          done

          # Update Debian changelog for dms stable
          if [[ -f "distro/debian/dms/debian/changelog" ]]; then
            CHANGELOG_DATE=$(date -R)
            TEMP_CHANGELOG=$(mktemp)

            cat > "$TEMP_CHANGELOG" << EOF
          dms ($VERSION_NO_V) stable; urgency=medium

            * Update to $VERSION stable release
            * Bug fixes and improvements

           -- Avenge Media <AvengeMedia.US@gmail.com>  $CHANGELOG_DATE

          EOF

            cat "distro/debian/dms/debian/changelog" >> "$TEMP_CHANGELOG"
            mv "$TEMP_CHANGELOG" "distro/debian/dms/debian/changelog"

            echo "✓ Updated Debian changelog to $VERSION_NO_V"
          fi

      - name: Install Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.24"

      - name: Install OSC
        run: |
          sudo apt-get update
          sudo apt-get install -y osc

          mkdir -p ~/.config/osc
          cat > ~/.config/osc/oscrc << EOF
          [general]
          apiurl = https://api.opensuse.org

          [https://api.opensuse.org]
          user = ${{ secrets.OBS_USERNAME }}
          pass = ${{ secrets.OBS_PASSWORD }}
          EOF
          chmod 600 ~/.config/osc/oscrc

      - name: Upload to OBS
        env:
          FORCE_REBUILD: ${{ github.event_name == 'workflow_dispatch' && 'true' || '' }}
          REBUILD_RELEASE: ${{ github.event.inputs.rebuild_release }}
        run: |
          PACKAGES="${{ steps.packages.outputs.packages }}"
          MESSAGE="Automated update from GitHub Actions"

          if [[ -n "${{ steps.packages.outputs.version }}" ]]; then
            MESSAGE="Update to ${{ steps.packages.outputs.version }}"
          fi

          if [[ "$PACKAGES" == "all" ]]; then
            bash distro/scripts/obs-upload.sh dms "$MESSAGE"
            bash distro/scripts/obs-upload.sh dms-git "Automated git update"
          else
            bash distro/scripts/obs-upload.sh "$PACKAGES" "$MESSAGE"
          fi

      - name: Get changed packages
        id: changed-packages
        run: |
          # Check if there are any changes to commit
          if git diff --exit-code distro/debian/ distro/opensuse/ >/dev/null 2>&1; then
            echo "has_changes=false" >> $GITHUB_OUTPUT
            echo "📋 No changelog or spec changes to commit"
          else
            echo "has_changes=true" >> $GITHUB_OUTPUT
            # Get list of changed packages for commit message
            CHANGED_DEB=$(git diff --name-only distro/debian/ 2>/dev/null | grep 'debian/changelog' | xargs dirname 2>/dev/null | xargs dirname 2>/dev/null | xargs basename 2>/dev/null | tr '\n' ', ' | sed 's/, $//' || echo "")
            CHANGED_SUSE=$(git diff --name-only distro/opensuse/ 2>/dev/null | grep '\.spec$' | sed 's|distro/opensuse/||' | sed 's/\.spec$//' | tr '\n' ', ' | sed 's/, $//' || echo "")

            PKGS=$(echo "$CHANGED_DEB,$CHANGED_SUSE" | tr ',' '\n' | grep -v '^$' | sort -u | tr '\n' ',' | sed 's/,$//')
            echo "packages=$PKGS" >> $GITHUB_OUTPUT
            echo "📋 Changed packages: $PKGS"
          fi

      - name: Commit packaging changes
        if: steps.changed-packages.outputs.has_changes == 'true'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git add distro/debian/*/debian/changelog distro/opensuse/*.spec
          git commit -m "ci: Auto-update OBS packages [${{ steps.changed-packages.outputs.packages }}]" -m "🤖 Automated by GitHub Actions"
          git push

      - name: Summary
        run: |
          echo "### OBS Package Update Complete" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "- **Packages**: ${{ steps.packages.outputs.packages }}" >> $GITHUB_STEP_SUMMARY
          if [[ -n "${{ steps.packages.outputs.version }}" ]]; then
            echo "- **Version**: ${{ steps.packages.outputs.version }}" >> $GITHUB_STEP_SUMMARY
          fi
          if [[ "${{ needs.check-updates.outputs.has_updates }}" == "false" ]]; then
            echo "- **Status**: Skipped (no changes detected)" >> $GITHUB_STEP_SUMMARY
          fi
          echo "- **Project**: https://build.opensuse.org/project/show/home:AvengeMedia" >> $GITHUB_STEP_SUMMARY