#!/bin/bash
# Check critical service HTTP endpoints
set -euo pipefail

SEND_NTFY="/usr/local/bin/send-ntfy.sh"

# Services to check: "NAME:URL:EXPECTED_CODE"
# Note: Use actual container/VM IPs that can change with DHCP
# Better to check from inside the container when possible
SERVICES=(
    "Home Assistant:http://192.168.178.39:8123:200"
)

for svc_config in "${SERVICES[@]}"; do
    IFS=':' read -r NAME URL EXPECTED <<< "$svc_config"
    
    # Check HTTP response with timeout
    HTTP_CODE=$(timeout 10 curl -s -o /dev/null -w "%{http_code}" "$URL" 2>/dev/null || echo "FAILED")
    
    if [ "$HTTP_CODE" = "FAILED" ]; then
        $SEND_NTFY critical "Service Unreachable" "🔴 CRITICAL: $NAME at $URL is UNREACHABLE (timeout or connection failed)" "skull,error,globe_with_meridians"
    elif [ "$HTTP_CODE" != "$EXPECTED" ]; then
        $SEND_NTFY warning "Service Issue" "🟡 WARNING: $NAME returned HTTP $HTTP_CODE (expected $EXPECTED)" "warning,globe_with_meridians"
    else
        logger -t service-monitor "$NAME: OK (HTTP $HTTP_CODE)"
    fi
done

# Check CloudReve from inside its container (more reliable than external IP)
CLOUDREVE_CHECK=$(pct exec 209 -- curl -s -o /dev/null -w "%{http_code}" http://localhost:5212 --max-time 5 2>/dev/null || echo "FAILED")

if [ "$CLOUDREVE_CHECK" = "200" ]; then
    logger -t service-monitor "CloudReve: OK (HTTP 200)"
elif [ "$CLOUDREVE_CHECK" = "FAILED" ]; then
    $SEND_NTFY critical "CloudReve Down" "🔴 CRITICAL: CloudReve (CT 209) is not responding on port 5212" "skull,error,globe_with_meridians"
else
    $SEND_NTFY warning "CloudReve Issue" "🟡 WARNING: CloudReve returned HTTP $CLOUDREVE_CHECK (expected 200)" "warning,globe_with_meridians"
fi

logger -t service-monitor "Service health check completed"