feat: integrate 1inch limit order v4 (#616)

pkg/liquidity-source/lo1inch/config.go

@@ -0,0 +1,6 @@
+package lo1inch
+
+type Config struct {
+	DexID   string `json:"dexID"`
+	ChainID uint   `json:"chainID"`
+}

pkg/liquidity-source/lo1inch/constant.go

@@ -0,0 +1,24 @@
+package lo1inch
+
+import "math/big"
+
+const (
+	DexType = "lo1inch"
+
+	PoolIDPrefix    = "lo1inch"
+	PoolIDSeparator = "_"
+)
+
+var (
+	// BasGas is base gas to executor a tx for LO.
+	BaseGas = 90000
+
+	// GasPerOrderExecutor is gas for executing an order.
+	GasPerOrderExecutor = 11100
+	// GasPerOrderRouter need to burn when sending in call data.
+	GasPerOrderRouter = 12208
+
+	// FallbackPercentageOfTotalMakingAmount is fallback percentage of total remain making amount with amount out.
+	// total remain making amount = total remain making amount(filled orders) + total remain making amount(fallback orders)
+	FallbackPercentageOfTotalMakingAmount = big.NewFloat(1.3)
+)

pkg/liquidity-source/lo1inch/errors.go

@@ -0,0 +1,9 @@
+package lo1inch
+
+import "errors"
+
+var (
+	ErrTokenInNotSupported   = errors.New("tokenIn is not supported")
+	ErrNoOrderAvailable      = errors.New("no order available")
+	ErrCannotFulfillAmountIn = errors.New("cannot fulfill amountIn")
+)