name: Deploy to Server
on:
  workflow_run:
    workflows:
      - Build and Push Docker Image
    types:
      - completed

jobs:
  deploy:
    if: ${{ github.event_name != 'workflow_run' || (
      github.event.workflow_run.conclusion == 'success' && (
      github.event.workflow_run.head_branch == 'main' ||
      github.event.workflow_run.head_branch == 'refs/heads/main' ||
      (
      !github.event.workflow_run.head_branch && (
      github.event.workflow_run.repository.default_branch == 'main' ||
      github.event.workflow_run.repository.default_branch == 'refs/heads/main' ||
      github.event.repository.default_branch == 'main' ||
      github.event.repository.default_branch == 'refs/heads/main'
      )
      )
      ) }}
    runs-on: ubuntu-latest
    env:
      DEFAULT_BRANCH: main
      REGISTRY_ORG: allucanget
      REGISTRY_IMAGE_NAME: calminer
      REGISTRY_URL: ${{ secrets.REGISTRY_URL }}
      REGISTRY_USERNAME: ${{ secrets.REGISTRY_USERNAME }}
      REGISTRY_PASSWORD: ${{ secrets.REGISTRY_PASSWORD }}
      WORKFLOW_RUN_HEAD_BRANCH: ${{ github.event.workflow_run.head_branch }}
      WORKFLOW_RUN_HEAD_SHA: ${{ github.event.workflow_run.head_sha }}
      WORKFLOW_RUN_REPO_DEFAULT_BRANCH: ${{ github.event.workflow_run.repository.default_branch }}
      REPOSITORY_DEFAULT_BRANCH: ${{ github.event.repository.default_branch }}
    steps:
      - name: SSH and deploy
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.SSH_HOST }}
          username: ${{ secrets.SSH_USERNAME }}
          key: ${{ secrets.SSH_PRIVATE_KEY }}
          script: |
            IMAGE_SHA="${{ env.WORKFLOW_RUN_HEAD_SHA }}"
            IMAGE_PATH="${{ env.REGISTRY_URL }}/${{ env.REGISTRY_ORG }}/${{ env.REGISTRY_IMAGE_NAME }}"

            if [ -z "$IMAGE_SHA" ]; then
              echo "Missing workflow run head SHA; aborting deployment." >&2
              exit 1
            fi

            docker pull "$IMAGE_PATH:$IMAGE_SHA"
            docker stop calminer || true
            docker rm calminer || true
            docker run -d --name calminer -p 8000:8000 \
              -e DATABASE_DRIVER=${{ secrets.DATABASE_DRIVER }} \
              -e DATABASE_HOST=${{ secrets.DATABASE_HOST }} \
              -e DATABASE_PORT=${{ secrets.DATABASE_PORT }} \
              -e DATABASE_USER=${{ secrets.DATABASE_USER }} \
              -e DATABASE_PASSWORD=${{ secrets.DATABASE_PASSWORD }} \
              -e DATABASE_NAME=${{ secrets.DATABASE_NAME }} \
              -e DATABASE_SCHEMA=${{ secrets.DATABASE_SCHEMA }} \
              "$IMAGE_PATH:$IMAGE_SHA"

            for attempt in {1..10}; do
              if curl -fsS http://localhost:8000/health >/dev/null; then
                echo "Deployment health check passed"
                exit 0
              fi
              echo "Health check attempt ${attempt} failed; retrying in 3s"
              sleep 3
            done

            echo "Deployment health check failed after retries" >&2
            docker logs calminer >&2 || true
            exit 1