fix: resolve chain tokens dynamically in block listeners

- resolve EVM ERC20 tokens by chain_tokens contract_address instead of hardcoded contracts

src/model/service/task_service.go

@@ -195,64 +195,31 @@ func TryProcessEvmERC20Transfer(chainNetwork string, contract common.Address, to
 		}
 	}()
 
-	var usdt, usdc common.Address
+	net := evmChainLogLabel(chainNetwork)
-	var polygonUsdcE common.Address
+	tokenConfig, err := data.GetEnabledChainTokenByContract(chainNetwork, contract.Hex())
-	switch chainNetwork {
+	if err != nil {
-	case mdb.NetworkEthereum:
+		log.Sugar.Warnf("[%s-WS] load chain token contract=%s: %v", net, contract.Hex(), err)
-		usdt = common.HexToAddress("0xdAC17F958D2ee523a2206206994597C13D831ec7")
-		usdc = common.HexToAddress("0xA0b86991c6218b36c1d19d4a2e9eb0ce3606eb48")
-	case mdb.NetworkBsc:
-		usdt = common.HexToAddress("0x55d398326f99059fF775485246999027B3197955")
-		usdc = common.HexToAddress("0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d")
-	case mdb.NetworkPolygon:
-		usdt = common.HexToAddress("0xc2132D05D31c914a87C6611C10748AEb04B58e8F")
-		usdc = common.HexToAddress("0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359")
-		polygonUsdcE = common.HexToAddress("0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174")
-	case mdb.NetworkPlasma:
-		// USDT0（官方），6 decimals；链上暂无与 ETH 同级的 Circle USDC 部署，仅匹配 USDT 订单
-		usdt = common.HexToAddress("0xB8CE59FC3717ada4C02eaDF9682A9e934F625ebb")
-	default:
 		return
 	}
-
+	if tokenConfig == nil || tokenConfig.ID == 0 {
-	var tokenSym string
+		log.Sugar.Warnf("[%s-WS] skip unconfigured contract %s", net, contract.Hex())
-	switch {
+		return
-	case contract == usdt:
+	}
-		tokenSym = "USDT"
+	tokenSym := strings.ToUpper(strings.TrimSpace(tokenConfig.Symbol))
-	case contract == usdc || (polygonUsdcE != (common.Address{}) && contract == polygonUsdcE):
+	if tokenSym == "" {
-		tokenSym = "USDC"
+		log.Sugar.Warnf("[%s-WS] skip contract %s with empty token symbol", net, contract.Hex())
-	default:
-		net := evmChainLogLabel(chainNetwork)
-		log.Sugar.Warnf("[%s-WS] skip unsupported contract %s", net, contract.Hex())
 		return
 	}
-
-	net := evmChainLogLabel(chainNetwork)
 	walletAddr := strings.ToLower(toAddr.Hex())
 	if rawValue == nil || rawValue.Sign() <= 0 {
 		log.Sugar.Infof("[%s-%s][%s] skip non-positive or nil amount", net, tokenSym, walletAddr)
 		return
 	}
-
+	decimals := tokenConfig.Decimals
-	chainTokens, err := data.ListChainTokens(chainNetwork)
+	if decimals < 0 {
-	if err != nil {
+		decimals = 0
-		log.Sugar.Warnf("[%s-%s] load chain tokens: %v", net, tokenSym, err)
-		return
 	}
-	var tokenConfig *mdb.ChainToken
+	pow := decimal.New(1, int32(decimals))
-	for _, t := range chainTokens {
-		if strings.EqualFold(t.Symbol, tokenSym) {
-			tokenConfig = &t
-			break
-		}
-	}
-	if tokenConfig == nil || !tokenConfig.Enabled {
-		log.Sugar.Warnf("[%s-%s] token not enabled or configured in chain_tokens", net, tokenSym)
-		return
-	}
-
-	pow := decimal.New(1, int32(tokenConfig.Decimals))
-	log.Sugar.Warnf("tokenConfig.Decimals %d pow %s", tokenConfig.Decimals, pow.String())
 
 	decimalQuant := decimal.NewFromBigInt(rawValue, 0)
 	amount := math.MustParsePrecFloat64(decimalQuant.Div(pow).InexactFloat64(), 2)
@@ -260,6 +227,10 @@ func TryProcessEvmERC20Transfer(chainNetwork string, contract common.Address, to
 		log.Sugar.Warnf("[%s-%s][%s] skip non-positive amount %.2f", net, tokenSym, walletAddr, amount)
 		return
 	}
+	if tokenConfig.MinAmount > 0 && amount < tokenConfig.MinAmount {
+		log.Sugar.Debugf("[%s-%s][%s] skip below min amount hash=%s amount=%.2f min=%.2f", net, tokenSym, walletAddr, txHash, amount, tokenConfig.MinAmount)
+		return
+	}
 
 	log.Sugar.Debugf("[%s-%s][%s] processing transfer hash=%s amount=%.2f", net, tokenSym, walletAddr, txHash, amount)
 

src/model/service/task_service_test.go

@@ -1,14 +1,17 @@
 package service
 
 import (
+	"math/big"
 	"strings"
 	"testing"
 	"time"
 
 	"github.com/GMWalletApp/epusdt/internal/testutil"
 	"github.com/GMWalletApp/epusdt/model/dao"
+	"github.com/GMWalletApp/epusdt/model/data"
 	"github.com/GMWalletApp/epusdt/model/mdb"
 	"github.com/GMWalletApp/epusdt/notify"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 func TestSendPaymentNotificationUsesLatestOrderUpdatedAt(t *testing.T) {
@@ -77,3 +80,67 @@ func TestSendPaymentNotificationUsesLatestOrderUpdatedAt(t *testing.T) {
 		t.Fatal("timed out waiting for notification")
 	}
 }
+
+func TestTryProcessEvmERC20TransferUsesChainTokenContract(t *testing.T) {
+	cleanup := testutil.SetupTestDatabases(t)
+	defer cleanup()
+
+	const (
+		tradeID  = "T202605110001"
+		orderID  = "ORD202605110001"
+		tokenSym = "FOO"
+		amount   = 12.34
+	)
+	contract := common.HexToAddress("0x1111111111111111111111111111111111111111")
+	receiveAddress := common.HexToAddress("0x2222222222222222222222222222222222222222")
+
+	if err := dao.Mdb.Create(&mdb.ChainToken{
+		Network:         mdb.NetworkEthereum,
+		Symbol:          tokenSym,
+		ContractAddress: contract.Hex(),
+		Decimals:        8,
+		Enabled:         true,
+	}).Error; err != nil {
+		t.Fatalf("seed chain token: %v", err)
+	}
+
+	order := &mdb.Orders{
+		TradeId:        tradeID,
+		OrderId:        orderID,
+		Amount:         100,
+		Currency:       "CNY",
+		ActualAmount:   amount,
+		Token:          tokenSym,
+		Network:        mdb.NetworkEthereum,
+		ReceiveAddress: strings.ToLower(receiveAddress.Hex()),
+		Status:         mdb.StatusWaitPay,
+	}
+	if err := dao.Mdb.Create(order).Error; err != nil {
+		t.Fatalf("seed order: %v", err)
+	}
+	if err := data.LockTransaction(mdb.NetworkEthereum, order.ReceiveAddress, order.Token, order.TradeId, order.ActualAmount, time.Hour); err != nil {
+		t.Fatalf("lock transaction: %v", err)
+	}
+
+	rawValue := big.NewInt(1_234_000_000) // 12.34 with 8 decimals
+	TryProcessEvmERC20Transfer(mdb.NetworkEthereum, contract, receiveAddress, rawValue, "0xfoo-hash", time.Now().UnixMilli())
+
+	paid, err := data.GetOrderInfoByTradeId(tradeID)
+	if err != nil {
+		t.Fatalf("load paid order: %v", err)
+	}
+	if paid.Status != mdb.StatusPaySuccess {
+		t.Fatalf("order status = %d, want %d", paid.Status, mdb.StatusPaySuccess)
+	}
+	if paid.BlockTransactionId != "0xfoo-hash" {
+		t.Fatalf("block transaction id = %q, want %q", paid.BlockTransactionId, "0xfoo-hash")
+	}
+
+	lockTradeID, err := data.GetTradeIdByWalletAddressAndAmountAndToken(mdb.NetworkEthereum, receiveAddress.Hex(), tokenSym, amount)
+	if err != nil {
+		t.Fatalf("lookup released lock: %v", err)
+	}
+	if lockTradeID != "" {
+		t.Fatalf("runtime lock still exists for trade_id=%q", lockTradeID)
+	}
+}