name: Build & Deploy

on:
  push:
    branches:
      - main

jobs:
  deploy:
    runs-on: docker

    steps:
      # --- Checkout ---
      - name: Checkout repo
        uses: actions/checkout@v3

      # --- Tools ---
      - name: Install tools
        run: |
          apt-get update
          apt-get install -y \
            docker.io \
            openssh-client \
            rsync

      # --- Docker registry login ---
      - name: Login to registry
        env:
          REGISTRY_USER: ${{ secrets.REGISTRY_USER }}
          REGISTRY_PASS: ${{ secrets.REGISTRY_PASS }}
        run: |
          echo "$REGISTRY_PASS" | docker login registry.infra.mintel.me \
            -u "$REGISTRY_USER" \
            --password-stdin

      # --- Build image ---
      - name: Build image
        run: |
          echo "Starting Docker build"
          docker build \
            -t registry.infra.mintel.me/mintel/mb-grid-solutions:latest .
          echo "Docker build completed"
          docker images registry.infra.mintel.me/mintel/mb-grid-solutions:latest --format "Built image ID: {{.ID}}"

      # --- Push image ---
      - name: Push image
        run: |
          echo "Starting Docker push"
          docker push registry.infra.mintel.me/mintel/mb-grid-solutions:latest
          echo "Docker push completed"

      # --- SSH setup ---
      - name: Setup SSH
        run: |
          mkdir -p ~/.ssh
          printf "%s\n" "${{ secrets.ALPHA_SSH_KEY }}" > ~/.ssh/id_ed25519
          chmod 600 ~/.ssh/id_ed25519
          ssh-keyscan -H alpha.mintel.me >> ~/.ssh/known_hosts

      # --- Sync files ---
      - name: Sync files to server
        run: |
          echo "Starting file sync to server"
          tar czf - docker-compose.y*ml | \
          ssh -i ~/.ssh/id_ed25519 -o StrictHostKeyChecking=no -o IPQoS=0x00 -o ConnectTimeout=30 deploy@alpha.mintel.me \
          "mkdir -p /home/deploy/sites/mb-grid-solutions/ && tar xzvf - -C /home/deploy/sites/mb-grid-solutions/ && echo 'Files synced successfully' && ls -la /home/deploy/sites/mb-grid-solutions/"
          echo "File sync completed"

      # --- Deploy ---
      - name: Deploy on server
        env:
          REGISTRY_USER: ${{ secrets.REGISTRY_USER }}
          REGISTRY_PASS: ${{ secrets.REGISTRY_PASS }}
        run: |
          ssh -i ~/.ssh/id_ed25519 -o StrictHostKeyChecking=no -o IPQoS=0x00 -o ConnectTimeout=30 deploy@alpha.mintel.me "
            set -ex

            echo 'Logging in to registry on server...'
            printf '%s\n' '$REGISTRY_PASS' | docker login registry.infra.mintel.me -u '$REGISTRY_USER' --password-stdin
            echo 'Login successful'

            cd /home/deploy/sites/mb-grid-solutions
            echo 'Changed to directory: $(pwd)'
            ls -la

            echo 'Pulling latest image (force check)...'
            docker compose pull || echo 'Pull failed - continuing anyway...'

            echo 'Force recreating and restarting containers...'
            docker compose up -d --force-recreate --no-deps

            echo 'Pruning old images (keep last 24h)...'
            docker image prune -f --filter 'until=24h'

            echo 'Deployment finished. Checking status...'
            docker compose ps
            docker compose logs --tail=20
          "
          echo "SSH deploy completed"