name: Build, Push, and Deploy to Nomad

on:
  push:
    branches:
      - main

jobs:
  docker-nomad:
    runs-on: self-hosted
    steps:
      - name: Check out code
        uses: actions/checkout@v3

      - name: Log in to Container Registry
        run: echo ${{ secrets.password }} | docker login registry.i80.dk -u ${{ secrets.username }} --password-stdin

      - name: Build Docker Image
        run: |
          COMMIT_HASH=$(git rev-parse --short HEAD)
          docker build -t registry.i80.dk/gitea/lifefaq:latest -t registry.i80.dk/gitea/lifefaq:${COMMIT_HASH} .


      - name: Push Docker Image
        run: |
          COMMIT_HASH=$(git rev-parse --short HEAD)
          echo "registry.i80.dk/gitea/lifefaq:latest"
          echo "registry.i80.dk/gitea/lifefaq:${COMMIT_HASH}"
          docker push registry.i80.dk/gitea/lifefaq:${COMMIT_HASH}
          docker push registry.i80.dk/gitea/lifefaq:latest


      - name: Validate Nomad Job
        env:
          NOMAD_ADDR: https://nomad.i80.dk
        run: nomad job validate .gitea/workflows/nomad-job.hcl

      - name: Apply Nomad Job
        env:
          NOMAD_ADDR: https://nomad.i80.dk
        run: nomad job run .gitea/workflows/nomad-job.hcl

      - name: Wait for New Job to Become Healthy
        env:
          NOMAD_ADDR: https://nomad.i80.dk
        run: |
          echo "Waiting for the new job to become healthy..."
          
          # Fetch the latest allocation ID for the job
          NEW_ALLOC=$(nomad job status lifefaq | awk '/ID/ {getline; print $1}' | tail -n 1)
          echo "Latest allocation ID: $NEW_ALLOC"
          
          # Wait for the new allocation to become healthy
          until nomad alloc status $NEW_ALLOC | grep -q "Client Status.*running"; do
            echo "New allocation not healthy yet, retrying..."
            sleep 5
          done
          
          echo "New allocation is healthy!"

      - name: Stop old deployment
        env:
          NOMAD_ADDR: https://nomad.i80.dk
        run: nomad job stop -purge -no-shutdown-delay lifefaq
        continue-on-error: true




      - name: Update Nginx Configuration
        run:  ssh runner@nomad sudo /opt/nginx_updater/venv/bin/python3 /opt/nginx_updater/nginx_updater.py lifefaq

      - name: Update Forwarder Configuration
        run:  ssh runner@nomad sudo /opt/nginx_updater/venv/bin/python3 /opt/nginx_updater/update_forwarder.py --subdomain lifefaq


#      - name: Restart Nomad Job
#        env:
#          NOMAD_ADDR: https://nomad.i80.dk
#        run: |
#          nomad job stop lifefaq
#          sleep 5  # Optional: Wait to ensure the old allocation is stopped
#          nomad job run .gitea/workflows/nomad-job.hcl