#!/bin/sh

# Healthcheck for SDK Signer
# Prefer checking the HTTP endpoint first; fall back to log-based progress hints

# 1) If HTTP endpoint responds with an acceptable status, we're healthy
HTTP_CODE=$(curl -s -o /dev/null -w '%{http_code}' http://localhost:9090/ 2>/dev/null || echo "000")
if [ "$HTTP_CODE" = "200" ] || [ "$HTTP_CODE" = "101" ] || [ "$HTTP_CODE" = "426" ]; then
    echo "SDK Signer ready: HTTP $HTTP_CODE"
    exit 0
fi

# 2) If not yet responding, try to surface a recent meaningful log line
signer_logs=$(tail -20 /var/log/sdk_signer/sdk_signer.log 2>/dev/null | grep -E "(Disconnected|reconnect|error|connected|waiting|connecting|handshake|Initialized|Background sync)" | tail -1 || true)
if [ -n "$signer_logs" ]; then
    echo "SDK Signer conn: $signer_logs"
    exit 1
fi

# 3) Default: still starting up
echo 'SDK Signer starting: WebSocket server initializing'
exit 1