name: Deploy to my-vpn
on:
  push:
    branches:
      - main

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      # BLOCK 1: checkout + tests
      - name: Checkout
        uses: actions/checkout@v4
      - name: Unit tests
        run: |
          go test ./...

      # BLOCK 2: deploy via SSH
      - name: Deploy
        env:
          VPN_HOST: ${{ secrets.VPN_HOST }}
          VPN_USER: ${{ secrets.VPN_USER }}
          VPN_SSH_KEY: ${{ secrets.TEST_KEY }}
        run: |
          set -euo pipefail
          mkdir -p ~/.ssh
          chmod 700 ~/.ssh
          printf '%s' "$VPN_SSH_KEY" > ~/.ssh/id_ci_runner
          chmod 600 ~/.ssh/id_ci_runner
          VPN_USER="$(printf '%s' "$VPN_USER" | tr -d '\r\n')"
          VPN_HOST="$(printf '%s' "$VPN_HOST" | tr -d '\r\n')"
          ssh -o BatchMode=yes -o ConnectTimeout=10 -o IdentitiesOnly=yes -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -i ~/.ssh/id_ci_runner "${VPN_USER}@${VPN_HOST}" \
            "cd /srv/proxyfier && bash deploy/my-vpn/deploy.sh"

      # BLOCK 3: smoke check
      - name: Smoke check
        env:
          VPN_HOST: ${{ secrets.VPN_HOST }}
          VPN_USER: ${{ secrets.VPN_USER }}
          PROXY_USER: ${{ secrets.PROXY_USER }}
          PROXY_PASS: ${{ secrets.PROXY_PASS }}
        run: |
          set -euo pipefail
          VPN_HOST="$(printf '%s' "$VPN_HOST" | tr -d '\r\n')"
          PROXY_USER="$(printf '%s' "$PROXY_USER" | tr -d '\r\n')"
          PROXY_PASS="$(printf '%s' "$PROXY_PASS" | tr -d '\r\n')"
          for i in $(seq 1 10); do
            if curl -fsS -u "${PROXY_USER}:${PROXY_PASS}" "http://${VPN_HOST}:9000/creds?service=telegram" -o /tmp/resp.json; then
              break
            fi
            sleep 2
          done
          python3 - <<'PY'
          import json, sys
          with open("/tmp/resp.json","r",encoding="utf-8") as f:
              data=json.load(f)
          required=["service","username","password","note","issued_at"]
          for key in required:
              if key not in data:
                  print("missing", key)
                  sys.exit(1)
          print("smoke ok")
          PY