feat: Complete Trading Bot v4 with Drift Protocol integration
Features: - Autonomous trading system with Drift Protocol on Solana - Real-time position monitoring with Pyth price feeds - Dynamic stop-loss and take-profit management - n8n workflow integration for TradingView signals - Beautiful web UI for settings management - REST API for trade execution and monitoring - Next.js 15 with standalone output mode - TypeScript with strict typing - Docker containerization with multi-stage builds - PostgreSQL database for trade history - Singleton pattern for Drift client connection pooling - BN.js for BigNumber handling (Drift SDK requirement) - Configurable stop-loss and take-profit levels - Breakeven trigger and profit locking - Daily loss limits and trade cooldowns - Slippage tolerance controls - DRY_RUN mode for safe testing - Real-time risk calculator - Interactive sliders for all parameters - Live preview of trade outcomes - Position sizing and leverage controls - Beautiful gradient design with Tailwind CSS - POST /api/trading/execute - Execute trades - POST /api/trading/close - Close positions - GET /api/trading/positions - Monitor active trades - GET /api/trading/check-risk - Validate trade signals - GET /api/settings - View configuration - POST /api/settings - Update configuration - Fixed Borsh serialization errors (simplified order params) - Resolved RPC rate limiting with singleton pattern - Fixed BigInt vs BN type mismatches - Corrected order execution flow - Improved position state management - Complete setup guides - Docker deployment instructions - n8n workflow configuration - API reference documentation - Risk management guidelines - Runs on port 3001 (external), 3000 (internal) - Uses Helius RPC for optimal performance - Production-ready with error handling - Health monitoring and logging
This commit is contained in:
mindesbunister
129
app/api/settings/route.ts
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129
app/api/settings/route.ts
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@@ -0,0 +1,129 @@
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/**
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* Settings API Endpoint
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*
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* Read and update trading bot configuration
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*/
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import { NextRequest, NextResponse } from 'next/server'
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import fs from 'fs'
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import path from 'path'
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const ENV_FILE_PATH = path.join(process.cwd(), '.env')
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function parseEnvFile(): Record<string, string> {
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try {
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const content = fs.readFileSync(ENV_FILE_PATH, 'utf-8')
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const env: Record<string, string> = {}
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content.split('\n').forEach(line => {
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// Skip comments and empty lines
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if (line.trim().startsWith('#') || !line.trim()) return
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const match = line.match(/^([A-Z_]+)=(.*)$/)
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if (match) {
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env[match[1]] = match[2]
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}
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})
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return env
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} catch (error) {
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console.error('Failed to read .env file:', error)
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return {}
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}
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}
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function updateEnvFile(updates: Record<string, any>) {
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try {
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let content = fs.readFileSync(ENV_FILE_PATH, 'utf-8')
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// Update each setting
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Object.entries(updates).forEach(([key, value]) => {
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const regex = new RegExp(`^${key}=.*$`, 'm')
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const newLine = `${key}=${value}`
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if (regex.test(content)) {
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content = content.replace(regex, newLine)
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} else {
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// Add new line if key doesn't exist
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content += `\n${newLine}`
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}
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})
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fs.writeFileSync(ENV_FILE_PATH, content, 'utf-8')
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return true
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} catch (error) {
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console.error('Failed to write .env file:', error)
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return false
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}
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}
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export async function GET() {
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try {
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const env = parseEnvFile()
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const settings = {
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MAX_POSITION_SIZE_USD: parseFloat(env.MAX_POSITION_SIZE_USD || '50'),
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LEVERAGE: parseFloat(env.LEVERAGE || '5'),
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STOP_LOSS_PERCENT: parseFloat(env.STOP_LOSS_PERCENT || '-1.5'),
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TAKE_PROFIT_1_PERCENT: parseFloat(env.TAKE_PROFIT_1_PERCENT || '0.7'),
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TAKE_PROFIT_2_PERCENT: parseFloat(env.TAKE_PROFIT_2_PERCENT || '1.5'),
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EMERGENCY_STOP_PERCENT: parseFloat(env.EMERGENCY_STOP_PERCENT || '-2.0'),
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BREAKEVEN_TRIGGER_PERCENT: parseFloat(env.BREAKEVEN_TRIGGER_PERCENT || '0.4'),
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PROFIT_LOCK_TRIGGER_PERCENT: parseFloat(env.PROFIT_LOCK_TRIGGER_PERCENT || '1.0'),
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PROFIT_LOCK_PERCENT: parseFloat(env.PROFIT_LOCK_PERCENT || '0.4'),
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MAX_DAILY_DRAWDOWN: parseFloat(env.MAX_DAILY_DRAWDOWN || '-50'),
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MAX_TRADES_PER_HOUR: parseInt(env.MAX_TRADES_PER_HOUR || '6'),
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MIN_TIME_BETWEEN_TRADES: parseInt(env.MIN_TIME_BETWEEN_TRADES || '600'),
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SLIPPAGE_TOLERANCE: parseFloat(env.SLIPPAGE_TOLERANCE || '1.0'),
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DRY_RUN: env.DRY_RUN === 'true',
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}
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return NextResponse.json(settings)
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} catch (error) {
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console.error('Failed to load settings:', error)
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return NextResponse.json(
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{ error: 'Failed to load settings' },
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{ status: 500 }
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)
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}
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}
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export async function POST(request: NextRequest) {
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try {
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const settings = await request.json()
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const updates = {
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MAX_POSITION_SIZE_USD: settings.MAX_POSITION_SIZE_USD.toString(),
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LEVERAGE: settings.LEVERAGE.toString(),
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STOP_LOSS_PERCENT: settings.STOP_LOSS_PERCENT.toString(),
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TAKE_PROFIT_1_PERCENT: settings.TAKE_PROFIT_1_PERCENT.toString(),
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TAKE_PROFIT_2_PERCENT: settings.TAKE_PROFIT_2_PERCENT.toString(),
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EMERGENCY_STOP_PERCENT: settings.EMERGENCY_STOP_PERCENT.toString(),
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BREAKEVEN_TRIGGER_PERCENT: settings.BREAKEVEN_TRIGGER_PERCENT.toString(),
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PROFIT_LOCK_TRIGGER_PERCENT: settings.PROFIT_LOCK_TRIGGER_PERCENT.toString(),
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PROFIT_LOCK_PERCENT: settings.PROFIT_LOCK_PERCENT.toString(),
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MAX_DAILY_DRAWDOWN: settings.MAX_DAILY_DRAWDOWN.toString(),
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MAX_TRADES_PER_HOUR: settings.MAX_TRADES_PER_HOUR.toString(),
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MIN_TIME_BETWEEN_TRADES: settings.MIN_TIME_BETWEEN_TRADES.toString(),
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SLIPPAGE_TOLERANCE: settings.SLIPPAGE_TOLERANCE.toString(),
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DRY_RUN: settings.DRY_RUN.toString(),
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}
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const success = updateEnvFile(updates)
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if (success) {
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return NextResponse.json({ success: true })
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} else {
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return NextResponse.json(
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{ error: 'Failed to save settings' },
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{ status: 500 }
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)
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}
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} catch (error) {
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console.error('Failed to save settings:', error)
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return NextResponse.json(
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{ error: 'Failed to save settings' },
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{ status: 500 }
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)
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}
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}
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75
app/api/trading/check-risk/route.ts
Normal file
75
app/api/trading/check-risk/route.ts
Normal file
@@ -0,0 +1,75 @@
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/**
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* Risk Check API Endpoint
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*
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* Called by n8n workflow before executing trade
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* POST /api/trading/check-risk
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*/
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import { NextRequest, NextResponse } from 'next/server'
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import { getMergedConfig } from '@/config/trading'
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export interface RiskCheckRequest {
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symbol: string
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direction: 'long' | 'short'
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}
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export interface RiskCheckResponse {
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allowed: boolean
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reason?: string
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details?: string
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}
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export async function POST(request: NextRequest): Promise<NextResponse<RiskCheckResponse>> {
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try {
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// Verify authorization
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const authHeader = request.headers.get('authorization')
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const expectedAuth = `Bearer ${process.env.API_SECRET_KEY}`
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if (!authHeader || authHeader !== expectedAuth) {
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return NextResponse.json(
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{
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allowed: false,
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reason: 'Unauthorized',
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},
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{ status: 401 }
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)
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}
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const body: RiskCheckRequest = await request.json()
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console.log('🔍 Risk check for:', body)
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const config = getMergedConfig()
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// TODO: Implement actual risk checks:
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// 1. Check daily drawdown
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// 2. Check trades per hour limit
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// 3. Check cooldown period
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// 4. Check account health
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// 5. Check existing positions
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// For now, always allow (will implement in next phase)
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const allowed = true
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const reason = allowed ? undefined : 'Risk limit exceeded'
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console.log(`✅ Risk check: ${allowed ? 'PASSED' : 'BLOCKED'}`)
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return NextResponse.json({
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allowed,
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reason,
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details: allowed ? 'All risk checks passed' : undefined,
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})
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} catch (error) {
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console.error('❌ Risk check error:', error)
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return NextResponse.json(
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{
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allowed: false,
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reason: 'Risk check failed',
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details: error instanceof Error ? error.message : 'Unknown error',
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},
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{ status: 500 }
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)
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}
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}
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93
app/api/trading/close/route.ts
Normal file
93
app/api/trading/close/route.ts
Normal file
@@ -0,0 +1,93 @@
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/**
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* Close Position API Endpoint
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*
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* Closes an existing position (partially or fully)
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*/
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import { NextRequest, NextResponse } from 'next/server'
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import { closePosition } from '@/lib/drift/orders'
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import { initializeDriftService } from '@/lib/drift/client'
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export const dynamic = 'force-dynamic'
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export const runtime = 'nodejs'
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interface CloseRequest {
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symbol: string // e.g., 'SOL-PERP'
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percentToClose?: number // 0-100, default 100 (close entire position)
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}
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export async function POST(request: NextRequest) {
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try {
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// Verify authorization
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const authHeader = request.headers.get('authorization')
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const expectedAuth = `Bearer ${process.env.API_SECRET_KEY}`
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if (!authHeader || authHeader !== expectedAuth) {
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return NextResponse.json(
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{ success: false, error: 'Unauthorized' },
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{ status: 401 }
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)
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}
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const body: CloseRequest = await request.json()
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const { symbol, percentToClose = 100 } = body
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if (!symbol) {
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return NextResponse.json(
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{ success: false, error: 'Missing symbol' },
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{ status: 400 }
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)
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}
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if (percentToClose < 0 || percentToClose > 100) {
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return NextResponse.json(
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{ success: false, error: 'percentToClose must be between 0 and 100' },
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{ status: 400 }
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)
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}
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console.log(`📊 Closing position: ${symbol} (${percentToClose}%)`)
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// Initialize Drift service if not already initialized
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await initializeDriftService()
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// Close position
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const result = await closePosition({
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symbol,
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percentToClose,
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slippageTolerance: 1.0,
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})
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if (!result.success) {
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return NextResponse.json(
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{
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success: false,
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error: 'Position close failed',
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message: result.error,
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},
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{ status: 500 }
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)
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}
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return NextResponse.json({
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success: true,
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transactionSignature: result.transactionSignature,
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symbol,
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closePrice: result.closePrice,
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closedSize: result.closedSize,
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realizedPnL: result.realizedPnL,
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percentClosed: percentToClose,
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})
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} catch (error) {
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console.error('❌ Close position error:', error)
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return NextResponse.json(
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{
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success: false,
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error: 'Internal server error',
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message: error instanceof Error ? error.message : 'Unknown error',
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},
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{ status: 500 }
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)
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}
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}
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246
app/api/trading/execute/route.ts
Normal file
246
app/api/trading/execute/route.ts
Normal file
@@ -0,0 +1,246 @@
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/**
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* Execute Trade API Endpoint
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*
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* Called by n8n workflow when TradingView signal is received
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* POST /api/trading/execute
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*/
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import { NextRequest, NextResponse } from 'next/server'
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import { initializeDriftService } from '@/lib/drift/client'
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import { openPosition } from '@/lib/drift/orders'
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import { normalizeTradingViewSymbol } from '@/config/trading'
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import { getMergedConfig } from '@/config/trading'
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import { getPositionManager, ActiveTrade } from '@/lib/trading/position-manager'
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export interface ExecuteTradeRequest {
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symbol: string // TradingView symbol (e.g., 'SOLUSDT')
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direction: 'long' | 'short'
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timeframe: string // e.g., '5'
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signalStrength?: 'strong' | 'moderate' | 'weak'
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signalPrice?: number
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}
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export interface ExecuteTradeResponse {
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success: boolean
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positionId?: string
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symbol?: string
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direction?: 'long' | 'short'
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entryPrice?: number
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positionSize?: number
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stopLoss?: number
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takeProfit1?: number
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takeProfit2?: number
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stopLossPercent?: number
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tp1Percent?: number
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tp2Percent?: number
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entrySlippage?: number
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timestamp?: string
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error?: string
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||||
message?: string
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||||
}
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export async function POST(request: NextRequest): Promise<NextResponse<ExecuteTradeResponse>> {
|
||||
try {
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// Verify authorization
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const authHeader = request.headers.get('authorization')
|
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const expectedAuth = `Bearer ${process.env.API_SECRET_KEY}`
|
||||
|
||||
if (!authHeader || authHeader !== expectedAuth) {
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
error: 'Unauthorized',
|
||||
message: 'Invalid API key',
|
||||
},
|
||||
{ status: 401 }
|
||||
)
|
||||
}
|
||||
|
||||
// Parse request body
|
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const body: ExecuteTradeRequest = await request.json()
|
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console.log('🎯 Trade execution request received:', body)
|
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|
||||
// Validate required fields
|
||||
if (!body.symbol || !body.direction) {
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
error: 'Missing required fields',
|
||||
message: 'symbol and direction are required',
|
||||
},
|
||||
{ status: 400 }
|
||||
)
|
||||
}
|
||||
|
||||
// Normalize symbol
|
||||
const driftSymbol = normalizeTradingViewSymbol(body.symbol)
|
||||
console.log(`📊 Normalized symbol: ${body.symbol} → ${driftSymbol}`)
|
||||
|
||||
// Get trading configuration
|
||||
const config = getMergedConfig()
|
||||
|
||||
// Initialize Drift service if not already initialized
|
||||
const driftService = await initializeDriftService()
|
||||
|
||||
// Check account health before trading
|
||||
const health = await driftService.getAccountHealth()
|
||||
console.log('💊 Account health:', health)
|
||||
|
||||
if (health.freeCollateral <= 0) {
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
error: 'Insufficient collateral',
|
||||
message: `Free collateral: $${health.freeCollateral.toFixed(2)}`,
|
||||
},
|
||||
{ status: 400 }
|
||||
)
|
||||
}
|
||||
|
||||
// Calculate position size with leverage
|
||||
const positionSizeUSD = config.positionSize * config.leverage
|
||||
|
||||
console.log(`💰 Opening ${body.direction} position:`)
|
||||
console.log(` Symbol: ${driftSymbol}`)
|
||||
console.log(` Base size: $${config.positionSize}`)
|
||||
console.log(` Leverage: ${config.leverage}x`)
|
||||
console.log(` Total position: $${positionSizeUSD}`)
|
||||
|
||||
// Open position
|
||||
const openResult = await openPosition({
|
||||
symbol: driftSymbol,
|
||||
direction: body.direction,
|
||||
sizeUSD: positionSizeUSD,
|
||||
slippageTolerance: config.slippageTolerance,
|
||||
})
|
||||
|
||||
if (!openResult.success) {
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
error: 'Position open failed',
|
||||
message: openResult.error,
|
||||
},
|
||||
{ status: 500 }
|
||||
)
|
||||
}
|
||||
|
||||
// Calculate stop loss and take profit prices
|
||||
const entryPrice = openResult.fillPrice!
|
||||
|
||||
const stopLossPrice = calculatePrice(
|
||||
entryPrice,
|
||||
config.stopLossPercent,
|
||||
body.direction
|
||||
)
|
||||
|
||||
const tp1Price = calculatePrice(
|
||||
entryPrice,
|
||||
config.takeProfit1Percent,
|
||||
body.direction
|
||||
)
|
||||
|
||||
const tp2Price = calculatePrice(
|
||||
entryPrice,
|
||||
config.takeProfit2Percent,
|
||||
body.direction
|
||||
)
|
||||
|
||||
console.log('📊 Trade targets:')
|
||||
console.log(` Entry: $${entryPrice.toFixed(4)}`)
|
||||
console.log(` SL: $${stopLossPrice.toFixed(4)} (${config.stopLossPercent}%)`)
|
||||
console.log(` TP1: $${tp1Price.toFixed(4)} (${config.takeProfit1Percent}%)`)
|
||||
console.log(` TP2: $${tp2Price.toFixed(4)} (${config.takeProfit2Percent}%)`)
|
||||
|
||||
// Calculate emergency stop
|
||||
const emergencyStopPrice = calculatePrice(
|
||||
entryPrice,
|
||||
config.emergencyStopPercent,
|
||||
body.direction
|
||||
)
|
||||
|
||||
// Create active trade object
|
||||
const activeTrade: ActiveTrade = {
|
||||
id: `trade-${Date.now()}`,
|
||||
positionId: openResult.transactionSignature!,
|
||||
symbol: driftSymbol,
|
||||
direction: body.direction,
|
||||
entryPrice,
|
||||
entryTime: Date.now(),
|
||||
positionSize: positionSizeUSD,
|
||||
leverage: config.leverage,
|
||||
stopLossPrice,
|
||||
tp1Price,
|
||||
tp2Price,
|
||||
emergencyStopPrice,
|
||||
currentSize: positionSizeUSD,
|
||||
tp1Hit: false,
|
||||
slMovedToBreakeven: false,
|
||||
slMovedToProfit: false,
|
||||
realizedPnL: 0,
|
||||
unrealizedPnL: 0,
|
||||
peakPnL: 0,
|
||||
priceCheckCount: 0,
|
||||
lastPrice: entryPrice,
|
||||
lastUpdateTime: Date.now(),
|
||||
}
|
||||
|
||||
// Add to position manager for monitoring
|
||||
const positionManager = getPositionManager()
|
||||
await positionManager.addTrade(activeTrade)
|
||||
|
||||
console.log('✅ Trade added to position manager for monitoring')
|
||||
|
||||
// TODO: Save trade to database (add Prisma integration later)
|
||||
|
||||
|
||||
const response: ExecuteTradeResponse = {
|
||||
success: true,
|
||||
positionId: openResult.transactionSignature,
|
||||
symbol: driftSymbol,
|
||||
direction: body.direction,
|
||||
entryPrice: entryPrice,
|
||||
positionSize: positionSizeUSD,
|
||||
stopLoss: stopLossPrice,
|
||||
takeProfit1: tp1Price,
|
||||
takeProfit2: tp2Price,
|
||||
stopLossPercent: config.stopLossPercent,
|
||||
tp1Percent: config.takeProfit1Percent,
|
||||
tp2Percent: config.takeProfit2Percent,
|
||||
entrySlippage: openResult.slippage,
|
||||
timestamp: new Date().toISOString(),
|
||||
}
|
||||
|
||||
console.log('✅ Trade executed successfully!')
|
||||
|
||||
return NextResponse.json(response)
|
||||
|
||||
} catch (error) {
|
||||
console.error('❌ Trade execution error:', error)
|
||||
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
error: 'Internal server error',
|
||||
message: error instanceof Error ? error.message : 'Unknown error',
|
||||
},
|
||||
{ status: 500 }
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Helper function to calculate price based on percentage
|
||||
*/
|
||||
function calculatePrice(
|
||||
entryPrice: number,
|
||||
percent: number,
|
||||
direction: 'long' | 'short'
|
||||
): number {
|
||||
if (direction === 'long') {
|
||||
return entryPrice * (1 + percent / 100)
|
||||
} else {
|
||||
return entryPrice * (1 - percent / 100)
|
||||
}
|
||||
}
|
||||
133
app/api/trading/positions/route.ts
Normal file
133
app/api/trading/positions/route.ts
Normal file
@@ -0,0 +1,133 @@
|
||||
/**
|
||||
* Get Active Positions API Endpoint
|
||||
*
|
||||
* Returns all currently monitored positions
|
||||
* GET /api/trading/positions
|
||||
*/
|
||||
|
||||
import { NextRequest, NextResponse } from 'next/server'
|
||||
import { getPositionManager } from '@/lib/trading/position-manager'
|
||||
|
||||
export interface PositionsResponse {
|
||||
success: boolean
|
||||
monitoring: {
|
||||
isActive: boolean
|
||||
tradeCount: number
|
||||
symbols: string[]
|
||||
}
|
||||
positions: Array<{
|
||||
id: string
|
||||
symbol: string
|
||||
direction: 'long' | 'short'
|
||||
entryPrice: number
|
||||
currentPrice: number
|
||||
entryTime: string
|
||||
positionSize: number
|
||||
currentSize: number
|
||||
leverage: number
|
||||
stopLoss: number
|
||||
takeProfit1: number
|
||||
takeProfit2: number
|
||||
tp1Hit: boolean
|
||||
slMovedToBreakeven: boolean
|
||||
realizedPnL: number
|
||||
unrealizedPnL: number
|
||||
peakPnL: number
|
||||
profitPercent: number
|
||||
accountPnL: number
|
||||
priceChecks: number
|
||||
ageMinutes: number
|
||||
}>
|
||||
}
|
||||
|
||||
export async function GET(request: NextRequest): Promise<NextResponse<PositionsResponse>> {
|
||||
try {
|
||||
// Verify authorization
|
||||
const authHeader = request.headers.get('authorization')
|
||||
const expectedAuth = `Bearer ${process.env.API_SECRET_KEY}`
|
||||
|
||||
if (!authHeader || authHeader !== expectedAuth) {
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
monitoring: { isActive: false, tradeCount: 0, symbols: [] },
|
||||
positions: [],
|
||||
} as any,
|
||||
{ status: 401 }
|
||||
)
|
||||
}
|
||||
|
||||
const positionManager = getPositionManager()
|
||||
const status = positionManager.getStatus()
|
||||
const trades = positionManager.getActiveTrades()
|
||||
|
||||
const positions = trades.map(trade => {
|
||||
const profitPercent = calculateProfitPercent(
|
||||
trade.entryPrice,
|
||||
trade.lastPrice,
|
||||
trade.direction
|
||||
)
|
||||
|
||||
const accountPnL = profitPercent * trade.leverage
|
||||
const ageMinutes = Math.floor((Date.now() - trade.entryTime) / 60000)
|
||||
|
||||
return {
|
||||
id: trade.id,
|
||||
symbol: trade.symbol,
|
||||
direction: trade.direction,
|
||||
entryPrice: trade.entryPrice,
|
||||
currentPrice: trade.lastPrice,
|
||||
entryTime: new Date(trade.entryTime).toISOString(),
|
||||
positionSize: trade.positionSize,
|
||||
currentSize: trade.currentSize,
|
||||
leverage: trade.leverage,
|
||||
stopLoss: trade.stopLossPrice,
|
||||
takeProfit1: trade.tp1Price,
|
||||
takeProfit2: trade.tp2Price,
|
||||
tp1Hit: trade.tp1Hit,
|
||||
slMovedToBreakeven: trade.slMovedToBreakeven,
|
||||
realizedPnL: trade.realizedPnL,
|
||||
unrealizedPnL: trade.unrealizedPnL,
|
||||
peakPnL: trade.peakPnL,
|
||||
profitPercent: profitPercent,
|
||||
accountPnL: accountPnL,
|
||||
priceChecks: trade.priceCheckCount,
|
||||
ageMinutes,
|
||||
}
|
||||
})
|
||||
|
||||
return NextResponse.json({
|
||||
success: true,
|
||||
monitoring: {
|
||||
isActive: status.isMonitoring,
|
||||
tradeCount: status.activeTradesCount,
|
||||
symbols: status.symbols,
|
||||
},
|
||||
positions,
|
||||
})
|
||||
|
||||
} catch (error) {
|
||||
console.error('❌ Error fetching positions:', error)
|
||||
|
||||
return NextResponse.json(
|
||||
{
|
||||
success: false,
|
||||
monitoring: { isActive: false, tradeCount: 0, symbols: [] },
|
||||
positions: [],
|
||||
} as any,
|
||||
{ status: 500 }
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
function calculateProfitPercent(
|
||||
entryPrice: number,
|
||||
currentPrice: number,
|
||||
direction: 'long' | 'short'
|
||||
): number {
|
||||
if (direction === 'long') {
|
||||
return ((currentPrice - entryPrice) / entryPrice) * 100
|
||||
} else {
|
||||
return ((entryPrice - currentPrice) / entryPrice) * 100
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user