name: Portfolio-synk (Immich → portfolio)

on:
  schedule:
    - cron: '0 3 * * *'      # dygnsvis 03:00 UTC
  workflow_dispatch:          # "på begäran" — manuell knapp / API-trigger

permissions:
  contents: write             # för att committa nya bilder

concurrency:
  group: portfolio-sync       # ingen parallell körning (race-skydd)
  cancel-in-progress: false

jobs:
  sync:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repo
        uses: actions/checkout@v4

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: '22'

      - name: Install sharp
        run: npm install sharp@^0.33.5

      - name: Run portfolio sync
        id: sync
        env:
          IMMICH_API_KEY: ${{ secrets.IMMICH_API_KEY }}
        run: node scripts/portfolio-sync.mjs

      - name: Commit, PR & auto-merge if changed
        if: steps.sync.outputs.changed == 'true'
        env:
          GH_TOKEN: ${{ secrets.SYNC_PAT }}
          SYNC_PAT: ${{ secrets.SYNC_PAT }}
          REPO: ${{ github.repository }}
          ADDED: ${{ steps.sync.outputs.added }}
          REMOVED: ${{ steps.sync.outputs.removed }}
        run: |
          set -e
          BRANCH="sync/portfolio-$(date +%Y%m%d-%H%M%S)"
          git config user.name "portfolio-sync[bot]"
          git config user.email "actions@github.com"
          git checkout -b "$BRANCH"
          git add src/assets/images/portfolio/
          git commit -m "chore(portfolio): sync ${ADDED} added, ${REMOVED} removed from Immich"
          git push "https://x-access-token:${SYNC_PAT}@github.com/${REPO}.git" "$BRANCH"
          gh pr create --head "$BRANCH" --base main \
            --title "chore(portfolio): Immich sync (${ADDED} added, ${REMOVED} removed)" \
            --body "Automated portfolio sync from Immich portfolio tag."
          gh pr merge "$BRANCH" --squash --admin --delete-branch

      # Coolify auto-deployar på push till main (webhook) — GitHub-runnern når
      # inte Coolify (Tailscale-IP 100.x), så vi triggar inte härifrån.
      - name: Wait for Coolify auto-deploy
        if: steps.sync.outputs.changed == 'true'
        run: sleep 120

      - name: Purge Cloudflare cache
        if: steps.sync.outputs.changed == 'true'
        run: |
          curl -s -X POST "https://api.cloudflare.com/client/v4/zones/22c7ed24735e7417d814ef66d90e4397/purge_cache" \
            -H "Authorization: Bearer ${{ secrets.CF_PURGE_TOKEN }}" \
            -H "Content-Type: application/json" \
            -d '{"files":["https://imagesbyolofsson.se/portfolio"]}' || echo "CF-purge misslyckades (icke-kritiskt)"

      - name: Summary
        run: |
          echo "### Portfolio-synk klar" >> $GITHUB_STEP_SUMMARY
          echo "- Tillagda: ${{ steps.sync.outputs.added }}" >> $GITHUB_STEP_SUMMARY
          echo "- Borttagna: ${{ steps.sync.outputs.removed }}" >> $GITHUB_STEP_SUMMARY
          echo "- Ändring: ${{ steps.sync.outputs.changed }}" >> $GITHUB_STEP_SUMMARY