fix: 修正注释位置 && 清理废弃的 GetHLSize

exchange/hyperliquid_trade.go

@@ -126,11 +126,11 @@ func (h *HyperLiquidTrade) GetSize(coin string, amountUSD, price float64) string
 	}
 }
 
-// PlaceMarketOrder places a market order and returns the raw JSON response.
 func (h *HyperLiquidTrade) IsConfigured() bool {
 	return h.configured
 }
 
+// PlaceMarketOrder places a market order and returns the raw JSON response.
 func (h *HyperLiquidTrade) PlaceMarketOrder(coin, side, sz string) (string, error) {
 	if !h.configured {
 		return "", fmt.Errorf("HL not configured")
@@ -219,33 +219,3 @@ func (h *HyperLiquidTrade) GetBalance() (float64, error) {
 	}
 	return 0, fmt.Errorf("USDC balance not found in spot state")
 }
-
-func GetHLSize(coin string, amountUSD, price float64) string {
-	sz := amountUSD / price
-	switch coin {
-	// integer sizes (szDecimals=0)
-	case "DOGE", "ONDO", "WIF", "ALGO", "PYTH", "SAND", "ADA", "HBAR",
-		"IOTA", "FET", "JUP", "MOVE":
-		sz = math.Floor(sz)
-		if sz < 1 {
-			sz = 1
-		}
-		return fmt.Sprintf("%.0f", sz)
-	// 1 decimal (szDecimals=1)
-	case "OP", "ARB", "DYDX", "WLD", "SUI", "TIA", "NEAR", "FIL":
-		sz = math.Floor(sz*10) / 10
-		if sz < 0.1 {
-			sz = 0.1
-		}
-		return fmt.Sprintf("%.1f", sz)
-	// 2 decimals (szDecimals=2)
-	case "APT":
-		sz = math.Floor(sz*100) / 100
-		if sz < 0.01 {
-			sz = 0.01
-		}
-		return fmt.Sprintf("%.2f", sz)
-	default:
-		return fmt.Sprintf("%.4f", sz)
-	}
-}