# Dev Sweep Bot — Brain On BNB AI
# The hourly one that empties the tax wallet.
#
# This is the complete dev-sweep-bot bundle as a single file, so it can be read in
# one fetch. 3 files, 337 lines.
# Download as a zip: https://brainonbnb.com/code/dev-sweep-bot.zip
# Everything else:   https://brainonbnb.com/code/index.txt
#
# No secrets are present: they are supplied at runtime through the environment.
# MIT licensed.


==============================================================================
=== FILE: dev-buyback.js
==============================================================================

// Dev Buyback Bot
// Created autonomously by Claude Opus 4.6
//
// Runs every 1 hour via Cloudflare Worker + GitHub Actions:
// 1. Checks creator wallet BNB balance
// 2. Reserves gas (0.003 BNB)
// 3. Splits: 82% personal (Binance), 4% builder #1-#4, 2% builder #5

const { createPublicClient, createWalletClient, http, formatEther, parseEther, parseAbi } = require('viem');
const { bsc } = require('viem/chains');
const { privateKeyToAccount } = require('viem/accounts');

const WBNB = '0xbb4CdB9CBd36B01bD1cBaEBF2De08d9173bc095c';
const WBNB_ABI = parseAbi([
  'function balanceOf(address) view returns (uint256)',
  'function withdraw(uint256 wad)',
]);
const fs = require('fs');

const PERSONAL_WALLET = '0x5c82D2F12EE6AC09297784f94ebF9331277Bdc3C';
const BUILDER_1 = '0xede0e2bf714b50f131869c6a39abc5bed1e6ce47';
const BUILDER_2 = '0x7abada2b8430eee0acdce7ce9fc3f83bddb609b6';
const BUILDER_3 = '0x4fa13c52724bcadffefef91676cc429fa6216a48';
const BUILDER_4 = '0x257bA6d47Ae316526448b57d64e4fd18B3Fd4221';
const BUILDER_5 = '0xa2953b3A35B19fb0078A85A6C87b37F43C14fBB2';
const GAS_RESERVE = parseEther('0.003');
const MIN_BNB = parseEther('0.001');

async function main() {
  const privateKey = process.env.PRIVATE_KEY;
  if (!privateKey) {
    console.log('[ERROR] No PRIVATE_KEY set');
    process.exit(1);
  }

  const rpcUrl = process.env.BSC_RPC_URL || 'https://bsc-dataseed.binance.org/';
  const account = privateKeyToAccount(privateKey);

  console.log('============================================');
  console.log(`[${new Date().toISOString()}] Dev Buyback Bot`);
  console.log(`Wallet: ${account.address}`);
  console.log(`Gas Reserve: ${formatEther(GAS_RESERVE)} BNB`);
  console.log(`Strategy: 82% -> personal (Binance), 4% -> builder #1-#4, 2% -> builder #5`);
  console.log('============================================');

  const publicClient = createPublicClient({
    chain: bsc,
    transport: http(rpcUrl),
  });

  const walletClient = createWalletClient({
    account,
    chain: bsc,
    transport: http(rpcUrl),
  });

  // Step 0: Unwrap any WBNB to native BNB
  const wbnbBalance = await publicClient.readContract({
    address: WBNB,
    abi: WBNB_ABI,
    functionName: 'balanceOf',
    args: [account.address],
  });
  if (wbnbBalance > 0n) {
    console.log(`Found ${formatEther(wbnbBalance)} WBNB — unwrapping to native BNB...`);
    try {
      const unwrapHash = await walletClient.writeContract({
        address: WBNB,
        abi: WBNB_ABI,
        functionName: 'withdraw',
        args: [wbnbBalance],
        gas: 50000n,
      });
      console.log(`  Unwrap TX: https://bscscan.com/tx/${unwrapHash}`);
      await publicClient.waitForTransactionReceipt({ hash: unwrapHash });
      console.log(`  Unwrapped ${formatEther(wbnbBalance)} WBNB → BNB`);
    } catch (e) {
      console.log(`  Unwrap failed: ${e.message}`);
    }
  }

  // Step 1: Check BNB balance
  const balance = await publicClient.getBalance({ address: account.address });
  console.log(`BNB Balance: ${formatEther(balance)} BNB`);

  if (balance <= GAS_RESERVE + MIN_BNB) {
    console.log('Balance too low. Waiting for more BNB...');
    return;
  }

  const available = balance - GAS_RESERVE;
  console.log(`Available after gas reserve: ${formatEther(available)} BNB\n`);

  // Split: 82% personal, 4% each builder #1-#4, 2% builder #5
  const builder1Amount = (available * 4n) / 100n;
  const builder2Amount = (available * 4n) / 100n;
  const builder3Amount = (available * 4n) / 100n;
  const builder4Amount = (available * 4n) / 100n;
  const builder5Amount = (available * 2n) / 100n;
  const personalAmount = available - builder1Amount - builder2Amount - builder3Amount - builder4Amount - builder5Amount;

  const sends = [
    { label: 'Binance Wallet (82%)', to: PERSONAL_WALLET, value: personalAmount },
    { label: 'Builder #1 (4%)', to: BUILDER_1, value: builder1Amount },
    { label: 'Builder #2 (4%)', to: BUILDER_2, value: builder2Amount },
    { label: 'Builder #3 (4%)', to: BUILDER_3, value: builder3Amount },
    { label: 'Builder #4 (4%)', to: BUILDER_4, value: builder4Amount },
    { label: 'Builder #5 (2%)', to: BUILDER_5, value: builder5Amount },
  ];

  let personalTxHash;
  for (const s of sends) {
    console.log(`--- Sending ${formatEther(s.value)} BNB to ${s.label} ---`);
    try {
      const hash = await walletClient.sendTransaction({ to: s.to, value: s.value });
      console.log(`  TX: https://bscscan.com/tx/${hash}`);
      await publicClient.waitForTransactionReceipt({ hash });
      console.log('  Payment sent!');
      if (s.to === PERSONAL_WALLET) personalTxHash = hash;
    } catch (e) {
      console.log(`  Payment failed: ${e.message}`);
      return;
    }
  }

  // Step 3: Log
  try {
    const logFile = 'dev-buyback-log.json';
    let logs = [];
    if (fs.existsSync(logFile)) {
      logs = JSON.parse(fs.readFileSync(logFile, 'utf8'));
    }
    logs.push({
      time: new Date().toISOString(),
      balanceBnb: formatEther(balance),
      availableBnb: formatEther(available),
      personalBnb: formatEther(personalAmount),
      builder1Bnb: formatEther(builder1Amount),
      builder2Bnb: formatEther(builder2Amount),
      builder3Bnb: formatEther(builder3Amount),
      builder4Bnb: formatEther(builder4Amount),
      builder5Bnb: formatEther(builder5Amount),
      personalTx: personalTxHash,
    });
    fs.writeFileSync(logFile, JSON.stringify(logs, null, 2));
    console.log(`\nLogged to ${logFile}`);
  } catch (e) {
    console.log('Failed to log:', e.message);
  }

  console.log('\n============================================');
  console.log(`[${new Date().toISOString()}] DEV BUYBACK COMPLETE`);
  console.log(`Sent: ${formatEther(personalAmount)} BNB Binance / ${formatEther(builder1Amount)} #1 / ${formatEther(builder2Amount)} #2 / ${formatEther(builder3Amount)} #3 / ${formatEther(builder4Amount)} #4 / ${formatEther(builder5Amount)} #5`);
  console.log('============================================');
}

main().catch(console.error);

==============================================================================
=== FILE: worker-dev-buyback/index.js
==============================================================================

// Dev Buyback Bot — Cloudflare Worker
// Runs natively on a Cloudflare Cron Trigger every hour (no GitHub dependency):
// 1. Checks creator wallet BNB balance
// 2. Reserves gas (0.003 BNB)
// 3. Splits: 82% personal (Binance), 4% builder #1-#4, 2% builder #5
// Log goes to Workers KV (dev-buyback-log.json), served via logs.brainonbnb.com

import { createPublicClient, createWalletClient, http, formatEther, parseEther, parseAbi } from 'viem';
import { bsc } from 'viem/chains';
import { privateKeyToAccount } from 'viem/accounts';

const WBNB = '0xbb4CdB9CBd36B01bD1cBaEBF2De08d9173bc095c';
const WBNB_ABI = parseAbi([
  'function balanceOf(address) view returns (uint256)',
  'function withdraw(uint256 wad)',
]);

const PERSONAL_WALLET = '0x5c82D2F12EE6AC09297784f94ebF9331277Bdc3C';
const BUILDER_1 = '0xede0e2bf714b50f131869c6a39abc5bed1e6ce47';
const BUILDER_2 = '0x7abada2b8430eee0acdce7ce9fc3f83bddb609b6';
const BUILDER_3 = '0x4fa13c52724bcadffefef91676cc429fa6216a48';
const BUILDER_4 = '0x257bA6d47Ae316526448b57d64e4fd18B3Fd4221';
const BUILDER_5 = '0xa2953b3A35B19fb0078A85A6C87b37F43C14fBB2';
const GAS_RESERVE = parseEther('0.003');
const MIN_BNB = parseEther('0.001');

async function runBot(env) {
  const privateKey = env.PRIVATE_KEY;
  if (!privateKey) {
    console.log('[ERROR] No PRIVATE_KEY set');
    return;
  }

  const rpcUrl = env.BSC_RPC_URL || 'https://bsc-dataseed.binance.org/';
  const account = privateKeyToAccount(privateKey);

  console.log('============================================');
  console.log(`[${new Date().toISOString()}] Dev Buyback Bot (CF Worker)`);
  console.log(`Wallet: ${account.address}`);
  console.log(`Gas Reserve: ${formatEther(GAS_RESERVE)} BNB`);
  console.log(`Strategy: 82% -> personal (Binance), 4% -> builder #1-#4, 2% -> builder #5`);
  console.log('============================================');

  const publicClient = createPublicClient({
    chain: bsc,
    transport: http(rpcUrl),
  });

  const walletClient = createWalletClient({
    account,
    chain: bsc,
    transport: http(rpcUrl),
  });

  // Step 0: Unwrap any WBNB to native BNB
  const wbnbBalance = await publicClient.readContract({
    address: WBNB,
    abi: WBNB_ABI,
    functionName: 'balanceOf',
    args: [account.address],
  });
  if (wbnbBalance > 0n) {
    console.log(`Found ${formatEther(wbnbBalance)} WBNB — unwrapping to native BNB...`);
    try {
      const unwrapHash = await walletClient.writeContract({
        address: WBNB,
        abi: WBNB_ABI,
        functionName: 'withdraw',
        args: [wbnbBalance],
        gas: 50000n,
      });
      console.log(`  Unwrap TX: https://bscscan.com/tx/${unwrapHash}`);
      await publicClient.waitForTransactionReceipt({ hash: unwrapHash });
      console.log(`  Unwrapped ${formatEther(wbnbBalance)} WBNB → BNB`);
    } catch (e) {
      console.log(`  Unwrap failed: ${e.message}`);
    }
  }

  // Step 1: Check BNB balance
  const balance = await publicClient.getBalance({ address: account.address });
  console.log(`BNB Balance: ${formatEther(balance)} BNB`);

  if (balance <= GAS_RESERVE + MIN_BNB) {
    console.log('Balance too low. Waiting for more BNB...');
    return;
  }

  const available = balance - GAS_RESERVE;
  console.log(`Available after gas reserve: ${formatEther(available)} BNB\n`);

  // Split: 82% personal, 4% each builder #1-#4, 2% builder #5
  const builder1Amount = (available * 4n) / 100n;
  const builder2Amount = (available * 4n) / 100n;
  const builder3Amount = (available * 4n) / 100n;
  const builder4Amount = (available * 4n) / 100n;
  const builder5Amount = (available * 2n) / 100n;
  const personalAmount = available - builder1Amount - builder2Amount - builder3Amount - builder4Amount - builder5Amount;

  const sends = [
    { label: 'Binance Wallet (82%)', to: PERSONAL_WALLET, value: personalAmount },
    { label: 'Builder #1 (4%)', to: BUILDER_1, value: builder1Amount },
    { label: 'Builder #2 (4%)', to: BUILDER_2, value: builder2Amount },
    { label: 'Builder #3 (4%)', to: BUILDER_3, value: builder3Amount },
    { label: 'Builder #4 (4%)', to: BUILDER_4, value: builder4Amount },
    { label: 'Builder #5 (2%)', to: BUILDER_5, value: builder5Amount },
  ];

  let personalTxHash;
  for (const s of sends) {
    console.log(`--- Sending ${formatEther(s.value)} BNB to ${s.label} ---`);
    try {
      const hash = await walletClient.sendTransaction({ to: s.to, value: s.value });
      console.log(`  TX: https://bscscan.com/tx/${hash}`);
      await publicClient.waitForTransactionReceipt({ hash });
      console.log('  Payment sent!');
      if (s.to === PERSONAL_WALLET) personalTxHash = hash;
    } catch (e) {
      console.log(`  Payment failed: ${e.message}`);
      return;
    }
  }

  // Step 3: Log to KV
  try {
    const logKey = 'dev-buyback-log.json';
    let logs = [];
    const cur = await env.LOGS.get(logKey);
    if (cur) logs = JSON.parse(cur);
    logs.push({
      time: new Date().toISOString(),
      balanceBnb: formatEther(balance),
      availableBnb: formatEther(available),
      personalBnb: formatEther(personalAmount),
      builder1Bnb: formatEther(builder1Amount),
      builder2Bnb: formatEther(builder2Amount),
      builder3Bnb: formatEther(builder3Amount),
      builder4Bnb: formatEther(builder4Amount),
      builder5Bnb: formatEther(builder5Amount),
      personalTx: personalTxHash,
    });
    await env.LOGS.put(logKey, JSON.stringify(logs, null, 2));
    console.log(`\nLogged to KV: ${logKey}`);
  } catch (e) {
    console.log('Failed to log:', e.message);
  }

  console.log('\n============================================');
  console.log(`[${new Date().toISOString()}] DEV BUYBACK COMPLETE`);
  console.log(`Sent: ${formatEther(personalAmount)} BNB Binance / ${formatEther(builder1Amount)} #1 / ${formatEther(builder2Amount)} #2 / ${formatEther(builder3Amount)} #3 / ${formatEther(builder4Amount)} #4 / ${formatEther(builder5Amount)} #5`);
  console.log('============================================');
}

export default {
  async scheduled(event, env, ctx) {
    // Overlap guard (TTL auto-clears after 8 min; runs are hourly).
    const lock = await env.LOGS.get('lock-dev');
    if (lock) {
      console.log(`Previous run still active (started ${lock}) — skipping this tick.`);
      return;
    }
    await env.LOGS.put('lock-dev', new Date().toISOString(), { expirationTtl: 480 });
    try {
      await runBot(env);
    } finally {
      await env.LOGS.put('heartbeat-dev', new Date().toISOString());
      await env.LOGS.delete('lock-dev');
    }
  },
};

==============================================================================
=== FILE: worker-dev-buyback/wrangler.toml
==============================================================================

name = "dev-buyback-cron"
main = "index.js"
compatibility_date = "2024-09-23"

[triggers]
crons = ["0 * * * *"]

[[kv_namespaces]]
binding = "LOGS"
id = "<your-kv-namespace-id>"