#!/bin/bash

echo "🚀 Starting Agentic Writer Local Backend..."
echo ""

# Check dependencies
if ! command -v node &> /dev/null; then
    echo "❌ Node.js not found. Install from https://nodejs.org/"
    exit 1
fi

if ! command -v claude &> /dev/null; then
    echo "❌ Claude CLI not found. Install and configure first."
    echo "   Check: https://claude.ai/code or https://z.ai"
    exit 1
fi

# Auto-install express if needed
if [ ! -d "node_modules" ]; then
    echo "📦 Installing dependencies..."
    npm install
fi

# Detect local IP
if [[ "$OSTYPE" == "darwin"* ]]; then
    # macOS
    LOCAL_IP=$(ipconfig getifaddr en0 2>/dev/null || ipconfig getifaddr en1 2>/dev/null || echo "127.0.0.1")
elif [[ "$OSTYPE" == "linux-gnu"* ]]; then
    # Linux
    LOCAL_IP=$(ip route get 1 | awk '{print $7;exit}' 2>/dev/null || echo "127.0.0.1")
else
    # Windows/other
    LOCAL_IP="127.0.0.1"
fi

echo "✅ Dependencies OK"
echo "✅ Claude CLI found: $(which claude)"
echo ""
echo "Starting proxy server..."
echo ""

# Start server in background
nohup node claude-proxy.js > proxy.log 2>&1 &
PID=$!
echo $PID > proxy.pid

# Wait for server to boot
sleep 2

# Test if running
if kill -0 $PID 2>/dev/null; then
    echo "═══════════════════════════════════════════════════"
    echo "✅ Local Backend Running!"
    echo "═══════════════════════════════════════════════════"
    echo ""
    echo "Your Configuration:"
    echo "  Base URL: http://$LOCAL_IP:8080"
    echo "  API Key:  dummy"
    echo "  Model:    claude-local"
    echo ""
    echo "Next Steps:"
    echo "  1. Open your WordPress Admin"
    echo "  2. Go to Agentic Writer → Settings → Local Backend"
    echo "  3. Paste the Base URL above"
    echo "  4. Click 'Test Connection'"
    echo ""
    echo "Commands:"
    echo "  Logs: tail -f proxy.log"
    echo "  Stop: ./stop-proxy.sh"
    echo "  Test: ./test-connection.sh"
    echo "═══════════════════════════════════════════════════"
else
    echo "❌ Failed to start. Check proxy.log for errors."
    cat proxy.log
    rm -f proxy.pid
    exit 1
fi