#!/bin/bash

echo "🌐 Deploying Tilbudsgiveren with Proxy Architecture"
echo "=================================================="
echo "Architecture: Internet -> 192.168.1.23 (nginx) -> 192.168.1.24 (app)"
echo ""

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m'

error() { echo -e "${RED}❌ ERROR: $1${NC}"; exit 1; }
success() { echo -e "${GREEN}✅ $1${NC}"; }
info() { echo -e "ℹ️  $1"; }

# Step 1: Ensure app server is running on 192.168.1.24
info "Step 1: Checking application server on 192.168.1.24..."
if curl -s http://192.168.1.24:4031/api/health > /dev/null; then
    success "Application server is running on port 4031"
else
    error "Application server not responding on 192.168.1.24:4031"
fi

# Step 2: Test proxy server connectivity 
info "Step 2: Testing connectivity to proxy server..."
if ping -c 1 192.168.1.23 > /dev/null 2>&1; then
    success "Proxy server 192.168.1.23 is reachable"
else
    error "Cannot reach proxy server at 192.168.1.23"
fi

# Step 3: Deploy nginx config to proxy server (requires SSH key setup)
info "Step 3: Deploying nginx configuration to proxy server..."
echo "⚠️  Manual steps required on 192.168.1.23:"
echo ""
echo "1. SSH to proxy server:"
echo "   ssh alex@192.168.1.23"
echo ""
echo "2. Create nginx config:"
echo "   sudo nano /etc/nginx/sites-available/tilbudsgiveren.alw.dk"
echo ""
echo "3. Add this configuration:"
echo "   (Copy content from /data/tilbudgivern/nginx-proxy-config-for-23.conf)"
echo ""
echo "4. Enable site:"
echo "   sudo ln -sf /etc/nginx/sites-available/tilbudsgiveren.alw.dk /etc/nginx/sites-enabled/"
echo ""
echo "5. Test and reload nginx:"
echo "   sudo nginx -t && sudo systemctl reload nginx"
echo ""

# Step 4: Show current config for easy copying
info "Step 4: Current proxy configuration (copy this to 192.168.1.23):"
echo "=================================================="
cat /data/tilbudgivern/nginx-proxy-config-for-23.conf
echo "=================================================="
echo ""

# Step 5: Test local setup first
info "Step 5: Final tests on this machine (192.168.1.24)..."

# Test backend directly
if curl -s http://localhost:4031/api/health | grep -q "ok"; then
    success "Backend API health check passed"
else
    error "Backend API health check failed"
fi

# Test material packages
if curl -s http://localhost:4031/api/material-packages | grep -q "success"; then
    success "Material packages API working"
else
    error "Material packages API failed"
fi

# Show PM2 status
info "PM2 Status:"
pm2 status

echo ""
success "Local deployment complete!"
echo ""
echo "🔄 Next steps:"
echo "   1. Apply the nginx config on 192.168.1.23 (see manual steps above)"
echo "   2. Test: curl -I http://192.168.1.23/api/health"
echo "   3. If working locally, test: https://tilbudsgiveren.alw.dk/api/health"
echo ""
echo "🌐 When proxy is configured, app will be available at:"
echo "   https://tilbudsgiveren.alw.dk"