calculateDonchian calculates Donchian channel (highest high, lowest low) for given period

cancelAlgoOrders cancels algo orders

cancelPlanOrders cancels plan orders

Helper methods

clearCache clears all caches

clearCache clears cached data

estimateMessageTokens estimates the token count for a list of chat messages. Uses ~3 chars per token heuristic (conservative for mixed CJK/English tex

formatFieldDefEN formats a field definition in English

formatFieldDefZH formats a field definition in Chinese

formatPriceWithDynamicPrecision dynamically selects precision based on price range This perfectly supports all coins from ultra-low price meme coins (

getContract gets contract info

Note: Kline data now uses free/open API (coinank_api.Kline) which doesn't require authentication getKlinesFromCoinAnk fetches kline data from CoinAnk

getKlinesFromHyperliquid fetches kline data from Hyperliquid API for xyz dex assets

getMarketIndex Get market index (convert from symbol) - dynamically fetch from API

getNonce returns a unique incrementing nonce for each request

placeXyzOrder places an order on the xyz dex (stocks, forex, commodities) Note: xyz dex orders use builder-deployed perpetuals and require different h

* POST request

recordAndConfirmOrder polls order status for actual fill data and records position action: open_long, open_short, close_long, close_short entryPrice:

sign generates HMAC-SHA512 signature for request body

BaseCoinSymbols get base coin from coinank free open api , all params is optional

DoX402Request executes an HTTP request and handles the x402 v2 payment flow.

GenerateJWT generates JWT token

GetBoxData fetches 1h klines and calculates box data for a symbol

GetBuySellRatio returns the buy and sell ratio for this direction biasRatio is the ratio for biased directions (default 0.7 means 70%/30%)

GetByEmail gets user by email

GetClosedPositions gets closed positions

GetContextLimit returns the context limit for a given provider

GetFullStats gets complete trading statistics

Set UI language ("en" or "zh")

GetLanguage returns the language from config or falls back to auto-detection

GetLastFillTimeByExchange returns the most recent fill time (Unix ms) for a given exchange Used to recover sync state after service restart

GetMarketPrice gets the current market price for a symbol

GetOITopPositions retrieves top OI increase positions (legacy compatibility)

GetPositions Get position information

GetSystemPromptTemplate gets current system prompt template name (from strategy config)

GormDB returns the GORM database connection

HashPassword hashes the password

InitTables initializes grid-related tables

New creates new Store instance (SQLite mode for backward compatibility)

New creates default client (backward compatible) Deprecated: Recommend using NewClient(...opts) for better flexibility

NewBitgetTrader creates a Bitget trader

NewBybitTrader creates a Bybit trader

NewOKXTrader creates OKX trader

NewTraderTestSuite Create new base test suite

NewUserMessage creates a user message

NormalizeTimeframe normalizes the incoming timeframe string (case-insensitive, no spaces), and validates if it's supported.

OpenShort Open short position

SafeHTTPClient returns an HTTP client with SSRF protection It validates URLs and blocks requests to private networks

SetLeverage sets leverage (with smart detection and cooldown period)

SetLeverage sets leverage

SetLeverage Set leverage (implements Trader interface) Lighter uses InitialMarginFraction to represent leverage: - InitialMarginFraction = (100 / leve

SetLeverage sets leverage

SetLeverage sets leverage

SetLeverage sets leverage

String returns a safe string representation of TelegramConfig with the token masked.

Subscribe subscribe depth

UpdateInitialBalance updates initial balance

UpdatePositionQuantityAndPrice updates position quantity and recalculates entry price

UpdateStatus updates trader running status

============================================================ Parameter Control Methods ============================================================ Wi

WithToolChoice sets tool choice strategy - "auto": automatically choose whether to call tools - "none": don't call tools - Can also specify a specific

adaptivePriceRound rounds a price based on its magnitude to preserve meaningful precision. For small prices (like meme coins), it preserves more decim

calculateDefaultBoundsLocked calculates default bounds (caller must hold lock)

cancelTriggerOrders cancels trigger orders of a specific type

checkClient Verify if API Key is correct

determineRecoveryDirection determines if grid direction should recover toward neutral This implements the gradual recovery logic: long → long_bias → n

estimateMessageTokensAny is like estimateMessageTokens but for map[string]any messages (used by BuildRequestBodyFromRequest which needs tool_calls sup

fetchMarketList Fetch market list from API with caching (TTL: 1 hour)

generateTestKlines generates test K-line data

generateTraderID Helper function that simulates traderID generation logic from api/server.go

getCoinFromSymbol extracts the traded currency from a symbol e.g. btc_idr -> btc, eth_idr -> eth

getEffectiveCoinCount returns the estimated number of coins that will be analyzed