server.ts

import express from 'express';
import path from 'path';
import { fileURLToPath } from 'url';
import { createServer as createViteServer } from 'vite';
import { GoogleGenAI } from '@google/genai';
import dotenv from 'dotenv';

dotenv.config();

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

async function startServer() {
  const app = express();
  const PORT = 3000;

  app.use(express.json());

  // API endpoint: Generate AI Outreach Call Script / Pitch using Gemini
  app.post('/api/generate-pitch', async (req, res) => {
    try {
      const { fullName, sqFt, residenceType, moveDate, city, state, destinationCity, destinationState, notes } = req.body;

      const apiKey = process.env.GEMINI_API_KEY;
      if (!apiKey) {
        return res.status(500).json({ error: 'GEMINI_API_KEY is not configured.' });
      }

      const ai = new GoogleGenAI({
        apiKey,
        httpOptions: {
          headers: {
            'User-Agent': 'aistudio-build',
          },
        },
      });

      const prompt = `You are a professional sales coordinator for an elite moving company. Write a customized, highly effective 60-second phone call script AND a quick follow-up SMS text message for a lead with the following move details:
- Name: ${fullName}
- Move Date: ${moveDate}
- From: ${city}, ${state}
- Destination: ${destinationCity}, ${destinationState}
- Residence Type: ${residenceType} (${sqFt} sq. ft.)
- Special Notes: ${notes || 'Standard residential move'}

Instructions:
1. Phone Script: Warm greeting, reference their upcoming move date, mention their approximate square footage (${sqFt} sq ft) and residence type, explain why booking now secures their preferred time slot, and ask a closing question to offer a fast binding quote.
2. SMS Text Template: Friendly, short (under 160 characters), offering a free estimate or quick chat.
3. Key Selling Points: Highlight transparent pricing, certified movers, and specialized handling for ${sqFt} sq ft homes.

Format the response clearly with headers:
### 📞 Phone Call Script
[script]

### 📱 SMS Follow-Up
[sms]

### 💡 Agent Quick Tips
[2 bullet points]`;

      const response = await ai.models.generateContent({
        model: 'gemini-3.6-flash',
        contents: prompt,
      });

      res.json({ script: response.text });
    } catch (err: any) {
      console.error('Error in /api/generate-pitch:', err);
      res.status(500).json({ error: err.message || 'Failed to generate outreach pitch' });
    }
  });

  // API endpoint: AI Support Chat Assistant
  app.post('/api/support-chat', async (req, res) => {
    try {
      const { message, history } = req.body;

      const apiKey = process.env.GEMINI_API_KEY;
      if (!apiKey) {
        return res.status(500).json({ error: 'GEMINI_API_KEY is not configured.' });
      }

      const ai = new GoogleGenAI({
        apiKey,
        httpOptions: {
          headers: {
            'User-Agent': 'aistudio-build',
          },
        },
      });

      const systemInstruction = `You are the official friendly 24/7 AI Support Assistant for "Exclusive Moving Leads For Sale" (MovingLeadsForSale.Org).
Your job is to answer all customer questions clearly, professionally, and accurately.

Key Business & Service Details:
1. What we do: We provide exclusive verified real-time USA residential moving leads across all 50 states for moving companies, brokers, and logistics professionals.
2. What data each lead contains: Lead ID, Full Name, Contact Phone, Email, Pickup Address, City, State, ZIP Code, Residence Type, Square Footage (sq ft), Move Date, Urgency Status, Estimated Job Value (ranging $580–$2,870+ based on home size), and Special Moving Notes.
3. Job Terms & Mover Pay Rates:
   - All jobs are 4 hours and Up.
   - Hourly rate you will get paid is $145.00 per hour x 4 hours minimum ($580.00 minimum total payout per job).
   - All jobs require 2 men and a 16ft box truck.
   - Additional hours will be paid extra at the rate of $145.00 per hour.
4. Lead Delivery Notice & Timeframe: ALL purchased leads will be emailed to the customer within 24 hours after payment completion. Remind customer to make sure they use their correct email address.
5. Lead Refund Policy: We will credit money back to your account if lead is canceled or customer is not reachable / unable to be moved.
6. Pricing & Payment:
   - Full Uncensored Leads Dataset (4,167 verified leads in 50 states, 3,167 ZIP code areas, excl. HI) or Individual / Selected Lead packages: $75 flat rate.
   - Payment is accepted directly via Cash App using Cashtag: $Movers312 (Direct link: https://Cash.App/$Movers312).
6. Purchase Process:
   - Click any Cash App button or "Cash App Purchase ($75)" on the website.
   - Complete the short Purchase Form with First Name, Last Name, Email Address, and Phone Number.
   - Click "Submit Info & Pay $75 via Cash App".
   - Complete the $75 payment on Cash App ($Movers312).
   - Once payment is verified, the full lead package is emailed to the customer's email within 24 hours. Remind customer to make sure they use their correct email address.
7. Site Features:
   - Search & Filter by State, City, ZIP Code, Sq Ft, Move Date, and Urgency.
   - Export lead lists to CSV.
   - Built-in AI Sales Pitch & SMS Script Generator for each lead.
   - ZIP Code Clustering view to analyze lead concentration.

Tone & Style:
- Be polite, helpful, concise, and trustworthy.
- Always emphasize the 24 hour email delivery timeframe for purchased leads, and remind users to make sure they use their correct email address.
- When asked about rates or job length, state that all jobs are 4 hours and Up, paid at $145.00 per hour x 4 hours minimum ($580+ min per job).
- Provide clear step-by-step guidance when asked about buying or accessing leads.
- Format responses nicely with bullet points or bold text when appropriate.`;

      const contents = [];
      if (Array.isArray(history)) {
        for (const item of history) {
          if (item.role && item.text) {
            contents.push({
              role: item.role === 'user' ? 'user' : 'model',
              parts: [{ text: item.text }],
            });
          }
        }
      }
      contents.push({
        role: 'user',
        parts: [{ text: message }],
      });

      const response = await ai.models.generateContent({
        model: 'gemini-3.6-flash',
        contents,
        config: {
          systemInstruction,
        },
      });

      res.json({ reply: response.text });
    } catch (err: any) {
      console.error('Error in /api/support-chat:', err);
      res.status(500).json({ error: err.message || 'Failed to process AI chat response' });
    }
  });

  // Serve static assets or Vite middleware
  if (process.env.NODE_ENV !== 'production') {
    const vite = await createViteServer({
      server: { middlewareMode: true },
      appType: 'spa',
    });
    app.use(vite.middlewares);
  } else {
    const distPath = path.join(process.cwd(), 'dist');
    app.use(express.static(distPath));
    app.get('*', (req, res) => {
      res.sendFile(path.join(distPath, 'index.html'));
    });
  }

  app.listen(PORT, '0.0.0.0', () => {
    console.log(`Server running on http://0.0.0.0:${PORT}`);
  });
}

startServer().catch((err) => {
  console.error('Failed to start server:', err);
  process.exit(1);
});