#!/bin/bash
# Setup Uptime Kuma Monitors for tower-of-joy Infrastructure
#
# This script provides instructions and data for configuring monitoring
# for all infrastructure services in Uptime Kuma.
#
# Usage: ./scripts/setup-kuma-monitors.sh

set -e

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
CYAN='\033[0;36m'
NC='\033[0m' # No Color

# Configuration
KUMA_URL="http://192.168.86.149:3001"

# Service definitions
declare -a MONITORS=(
    "Portainer|http://192.168.86.149:8001|60|Container management interface"
    "Nginx Proxy Manager|http://192.168.86.149:81|60|Reverse proxy admin interface"
    "Ollama API|http://192.168.86.149:11434|60|ML model API endpoint"
    "Headscale|http://192.168.86.149:8085/health|60|Mesh VPN control server"
    "Uptime Kuma|http://192.168.86.149:3001|120|Service monitoring (self-check)"
    "Netdata|http://192.168.86.149:19999|60|System metrics dashboard"
    "Heimdall|http://192.168.86.149:8888|60|Application dashboard"
    "Organizr|http://192.168.86.149:9999|60|Unified dashboard"
    "Jellyfin|http://192.168.86.149:8096|60|Media streaming server"
)

echo -e "${BLUE}╔════════════════════════════════════════════╗${NC}"
echo -e "${BLUE}║   Uptime Kuma Monitor Setup Guide         ║${NC}"
echo -e "${BLUE}╚════════════════════════════════════════════╝${NC}"
echo ""
echo -e "${CYAN}Target:${NC} $KUMA_URL"
echo -e "${CYAN}Monitors to configure:${NC} ${#MONITORS[@]}"
echo ""

# Check if Uptime Kuma is accessible
echo -n "Checking Uptime Kuma availability... "
if curl -s -o /dev/null -w "%{http_code}" "$KUMA_URL" | grep -q "200\|301\|302"; then
    echo -e "${GREEN}✓${NC}"
else
    echo -e "${RED}✗${NC}"
    echo -e "${RED}Error: Cannot reach Uptime Kuma at $KUMA_URL${NC}"
    echo "Make sure Uptime Kuma is running: docker ps | grep uptime-kuma"
    exit 1
fi

echo ""
echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo -e "${GREEN}Monitors to Configure:${NC}"
echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo ""

counter=1
for monitor_def in "${MONITORS[@]}"; do
    IFS='|' read -r name url interval desc <<< "$monitor_def"
    echo -e "${YELLOW}[$counter/${#MONITORS[@]}] $name${NC}"
    echo -e "    ${CYAN}URL:${NC} $url"
    echo -e "    ${CYAN}Interval:${NC} ${interval}s"
    echo -e "    ${CYAN}Description:${NC} $desc"
    echo ""
    ((counter++))
done

echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo -e "${GREEN}Setup Instructions:${NC}"
echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo ""
echo "1. Open Uptime Kuma in your browser:"
echo -e "   ${CYAN}${KUMA_URL}${NC}"
echo ""
echo "2. Log in with your Uptime Kuma credentials"
echo ""
echo "3. For each monitor listed above, click ${GREEN}'Add New Monitor'${NC} and enter:"
echo ""
echo "   ${CYAN}Monitor Settings:${NC}"
echo "   • Monitor Type: ${GREEN}HTTP(s)${NC}"
echo "   • Friendly Name: ${GREEN}[Name from list above]${NC}"
echo "   • URL: ${GREEN}[URL from list above]${NC}"
echo "   • Heartbeat Interval: ${GREEN}[Interval from list]${NC} seconds"
echo "   • Retries: ${GREEN}1${NC}"
echo "   • Retry Interval: ${GREEN}60${NC} seconds"
echo "   • HTTP Method: ${GREEN}GET${NC}"
echo "   • Expected Status Code: ${GREEN}200${NC}"
echo ""
echo "4. Click ${GREEN}'Save'${NC} for each monitor"
echo ""
echo "5. After adding all monitors, verify they appear in:"
echo "   • Uptime Kuma dashboard"
echo "   • Organizr homepage (Service Status widget)"
echo ""

echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo -e "${GREEN}Quick Copy-Paste Data:${NC}"
echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo ""

for monitor_def in "${MONITORS[@]}"; do
    IFS='|' read -r name url interval desc <<< "$monitor_def"
    echo -e "${YELLOW}$name${NC}"
    echo "$url"
    echo ""
done

echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo -e "${GREEN}Post-Setup Verification:${NC}"
echo -e "${BLUE}═══════════════════════════════════════════${NC}"
echo ""
echo "After adding all monitors:"
echo ""
echo "1. Check Uptime Kuma dashboard shows all services as 'Up'"
echo "2. Refresh Organizr (${CYAN}http://192.168.86.149:9999${NC})"
echo "3. Verify 'Service Status' widget shows all monitors"
echo "4. Test by stopping a container and watching status change:"
echo -e "   ${CYAN}docker stop heimdall${NC}"
echo "   (Monitor should show as Down within 60s)"
echo -e "   ${CYAN}docker start heimdall${NC}"
echo "   (Monitor should recover)"
echo ""

echo -e "${GREEN}✓ Setup guide complete!${NC}"
echo ""
echo -e "${YELLOW}Tip:${NC} For automated setup in the future, consider:"
echo "  • Uptime Kuma API (requires authentication)"
echo "  • Backup/restore Uptime Kuma configuration"
echo "  • Export configuration: Settings → Backup"
echo ""