Bbb Automated Growth System (a)· javascript
// =============================================
// 🚀 BBB AUTOMATED GROWTH SYSTEM (A) — PRODUCTION ARCHITECTURE
// Node.js + PostgreSQL + Redis Event Engine
// =============================================import express from “express”;
import { Pool } from “pg”;
import Redis from “ioredis”;
import { v4 as uuidv4 } from “uuid”;const app = express();
app.use(express.json());// =============================================
// 🗄️ DATABASE (PostgreSQL)
// =============================================
const db = new Pool({
connectionString: process.env.DATABASE_URL
});// =============================================
// ⚡ EVENT QUEUE (Redis)
// =============================================
const redis = new Redis(process.env.REDIS_URL);// =============================================
// 🧠 EVENT TYPES
// =============================================
const EVENTS = {
USER_REGISTERED: “USER_REGISTERED”,
INVITE_ADDED: “INVITE_ADDED”,
INVITE_MILESTONE: “INVITE_MILESTONE”,
VIP_UPGRADED: “VIP_UPGRADED”
};// =============================================
// 👤 REGISTER USER
// =============================================
app.post(“/register”, async (req, res) => {
const { name, phone, referral_code } = req.body;const userId = uuidv4();
const myCode = Math.random().toString(36).substring(2, 8);await db.query(
`INSERT INTO users (id, name, phone, referral_code, referred_by)
VALUES ($1, $2, $3, $4, $5)`
, [userId, name, phone, myCode, referral_code || null]);// Trigger event
await redis.lpush(“events”, JSON.stringify({
type: EVENTS.USER_REGISTERED,
userId
}));res.json({ userId, referral_code: myCode });
});// =============================================
// 🔗 TRACK INVITE
// =============================================
app.post(“/invite”, async (req, res) => {
const { referrerId, invitedUserId } = req.body;await db.query(
`INSERT INTO referrals (id, referrer_id, referred_user_id)
VALUES ($1, $2, $3)`
, [uuidv4(), referrerId, invitedUserId]);const result = await db.query(
`SELECT COUNT(*) FROM referrals WHERE referrer_id = $1`
, [referrerId]);const count = parseInt(result.rows[0].count);// Trigger milestone
await redis.lpush(“events”, JSON.stringify({
type: EVENTS.INVITE_ADDED,
referrerId,
count
}));if (count === 5) {
await redis.lpush(“events”, JSON.stringify({
type: EVENTS.INVITE_MILESTONE,
referrerId