name: Docker Build and Push

on:
  push:
    tags:
      - "v*"

jobs:
  docker:
    runs-on: arm64-ubuntu-24.04

    steps:
      - name: Clone repository
        run: |
          git clone "${{ gitea.server_url }}/${{ gitea.repository }}.git" .
          git checkout "${{ gitea.ref_name }}"

      - name: Set image metadata
        run: |
          IMAGE_NAME="$(echo "${{ gitea.repository }}" | tr '[:upper:]' '[:lower:]' | tr '_' '-')"
          IMAGE="${DOCKER_REGISTRY}/${DOCKER_USERNAME}/${IMAGE_NAME}:${{ gitea.ref_name }}"

          echo "IMAGE_NAME=${IMAGE_NAME}" >> "$GITEA_ENV"
          echo "IMAGE=${IMAGE}" >> "$GITEA_ENV"

      - name: Login to Docker Registry
        run: |
          echo "$DOCKER_PASSWORD" | docker login "$DOCKER_REGISTRY" \
            -u "$DOCKER_USERNAME" \
            --password-stdin

      - name: Build Docker Image
        run: |
          docker build -t "$IMAGE" .

      - name: Push Docker Image
        run: |
          for attempt in 1 2 3; do
            echo "Starting docker push attempt ${attempt}/3 for ${IMAGE}"
            docker push "$IMAGE" &
            PUSH_PID=$!

            while kill -0 "$PUSH_PID" 2>/dev/null; do
              echo "docker push is still running at $(date -u '+%Y-%m-%dT%H:%M:%SZ')"
              sleep 60
            done

            if wait "$PUSH_PID"; then
              echo "docker push completed successfully"
              exit 0
            fi

            echo "docker push failed on attempt ${attempt}/3"
            sleep 30
          done

          echo "docker push failed after 3 attempts"
          exit 1