name: Main CI-Frontend

on:
  workflow_dispatch:
  push:
    branches:
      - main
    paths:
      - 'client/**/*.html'
      - 'client/**/*.png'
      - 'client/**/*.json'
      - 'client/**/*.txt'
      - 'client/**/*.ts'
      - 'client/**/*.tsx'
      - 'client/**/*.js'
      - 'client/Dockerfile'
      - 'client/Caddyfile'
      - '.github/workflows/ci-main-frontend.yml'

jobs:
  build-and-push:
    name: Build & Push
    runs-on: easynode-debian
    permissions:
      contents: write
      packages: write

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

      - name: Set up Docker Buildx
        run: docker buildx inspect --bootstrap

      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Find PR number
        id: find_pr
        run: |
          PR_NUMBER=$(curl -s \
            -H "Authorization: token ${{ secrets.REGISTRY_TOKEN }}" \
            "https://lightroasted.vps-kinghost.net/api/v1/repos/${{ github.repository }}/commits/${{ github.sha }}/pull" \
            | jq -r 'if type == "object" and .number != null then .number | tostring else empty end')
          if [ -z "$PR_NUMBER" ]; then
            echo "No merged PR found for this commit. Falling back to 'candidate' tag."
            PR_NUMBER="candidate"
          else
            PR_NUMBER="pr-${PR_NUMBER}"
          fi
          echo "tag=${PR_NUMBER}" >> $GITHUB_OUTPUT

      - name: Extract version from image
        id: version
        run: |
          docker pull rmcampos/tasknote-app:${{ steps.find_pr.outputs.tag }}
          VITE_BUILD=$(docker inspect rmcampos/tasknote-app:${{ steps.find_pr.outputs.tag }} \
            --format '{{ range .Config.Env }}{{ println . }}{{ end }}' \
            | grep '^VITE_BUILD=' | cut -d= -f2)
          if [ -z "$VITE_BUILD" ]; then
            echo "Could not extract VITE_BUILD from image" >&2
            exit 1
          fi
          echo "tag=${VITE_BUILD}" >> $GITHUB_OUTPUT
          echo "Extracted version: ${VITE_BUILD}"

      - name: Promote Docker image
        run: |
          docker buildx imagetools create \
            --tag rmcampos/tasknote-app:latest \
            rmcampos/tasknote-app:${{ steps.find_pr.outputs.tag }}

      - name: Create and push Git tag
        run: |
          git config user.name "gitea-actions[bot]"
          git config user.email "gitea-actions[bot]@noreply.lightroasted.vps-kinghost.net"
          git tag -a ${{ steps.version.outputs.tag }} -m "Release ${{ steps.version.outputs.tag }}"
          git push origin ${{ steps.version.outputs.tag }}