# Flight Radar — Gitea Actions CI/CD
#
# Build backend + frontend images, push to Gitea registry, trigger Portainer
# redeploy via webhook. Stack managed by Portainer (type=git).
#
# Repo secrets required:
#   REGISTRY_TOKEN         ci user token, scope write:package
#   PORTAINER_WEBHOOK_URL  POST URL from Portainer stack auto-update setting

name: Deploy

on:
  push:
    branches:
      - main
  workflow_dispatch:

env:
  BACKEND_IMAGE: git.domverse-berlin.eu/ci/ciaovolo/backend
  FRONTEND_IMAGE: git.domverse-berlin.eu/ci/ciaovolo/frontend
  CONTEXT: flight-comparator

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

      - name: Login to Gitea registry
        run: echo "${{ secrets.REGISTRY_TOKEN }}" | docker login git.domverse-berlin.eu -u ci --password-stdin

      - name: Build and push backend
        run: |
          docker build -f "$CONTEXT/Dockerfile.backend" \
            -t "$BACKEND_IMAGE:latest" -t "$BACKEND_IMAGE:${{ gitea.sha }}" \
            "$CONTEXT"
          docker push "$BACKEND_IMAGE:latest"
          docker push "$BACKEND_IMAGE:${{ gitea.sha }}"

      - name: Build and push frontend
        run: |
          docker build -f "$CONTEXT/Dockerfile.frontend" \
            -t "$FRONTEND_IMAGE:latest" -t "$FRONTEND_IMAGE:${{ gitea.sha }}" \
            "$CONTEXT"
          docker push "$FRONTEND_IMAGE:latest"
          docker push "$FRONTEND_IMAGE:${{ gitea.sha }}"

      - name: Trigger Portainer redeploy (retry on transient pull-lease failure)
        run: |
          for i in 1 2 3; do
            code=$(curl -sk -X POST -o /dev/null -w '%{http_code}' "${{ secrets.PORTAINER_WEBHOOK_URL }}")
            echo "attempt $i -> $code"
            [ "$code" = "204" ] && exit 0
            sleep 5
          done
          exit 1

      - name: Prune dangling images
        run: docker image prune -f