feat: support gravity

KyberNetwork · Dec 29, 2023 · b0b3e89 · b0b3e89
1 parent 7efa527
commit b0b3e89
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Showing 17 changed files with 3,698 additions and 10 deletions.
diff --git a/pkg/liquidity-source/balancer-v2/shared/pools_list_updater.go b/pkg/liquidity-source/balancer-v2/shared/pools_list_updater.go
@@ -2,11 +2,11 @@ package shared
 
 import (
 	"context"
-	"encoding/json"
 	"math/big"
 	"time"
 
 	graphqlpkg "github.com/KyberNetwork/kyberswap-dex-lib/pkg/util/graphql"
+	"github.com/goccy/go-json"
 	"github.com/machinebox/graphql"
 )
 

diff --git a/pkg/liquidity-source/gravity/abis.go b/pkg/liquidity-source/gravity/abis.go
@@ -0,0 +1,34 @@
+package gravity
+
+import (
+	"bytes"
+
+	"github.com/ethereum/go-ethereum/accounts/abi"
+)
+
+var (
+	uniswapV2PairABI    abi.ABI
+	uniswapV2FactoryABI abi.ABI
+)
+
+func init() {
+	builder := []struct {
+		ABI  *abi.ABI
+		data []byte
+	}{
+		{
+			&uniswapV2PairABI, pairABIJson,
+		},
+		{
+			&uniswapV2FactoryABI, factoryABIJson,
+		},
+	}
+
+	for _, b := range builder {
+		var err error
+		*b.ABI, err = abi.JSON(bytes.NewReader(b.data))
+		if err != nil {
+			panic(err)
+		}
+	}
+}
diff --git a/pkg/liquidity-source/gravity/abis/UniswapV2Factory.json b/pkg/liquidity-source/gravity/abis/UniswapV2Factory.json
@@ -0,0 +1,193 @@
+[
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_feeToSetter",
+        "type": "address"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "constructor"
+  },
+  {
+    "anonymous": false,
+    "inputs": [
+      {
+        "indexed": true,
+        "internalType": "address",
+        "name": "token0",
+        "type": "address"
+      },
+      {
+        "indexed": true,
+        "internalType": "address",
+        "name": "token1",
+        "type": "address"
+      },
+      {
+        "indexed": false,
+        "internalType": "address",
+        "name": "pair",
+        "type": "address"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "name": "PairCreated",
+    "type": "event"
+  },
+  {
+    "constant": true,
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "name": "allPairs",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [],
+    "name": "allPairsLength",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": false,
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "tokenA",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "tokenB",
+        "type": "address"
+      }
+    ],
+    "name": "createPair",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "pair",
+        "type": "address"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [],
+    "name": "feeTo",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [],
+    "name": "feeToSetter",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": true,
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "name": "getPair",
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
+    "payable": false,
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "constant": false,
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_feeTo",
+        "type": "address"
+      }
+    ],
+    "name": "setFeeTo",
+    "outputs": [],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "constant": false,
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_feeToSetter",
+        "type": "address"
+      }
+    ],
+    "name": "setFeeToSetter",
+    "outputs": [],
+    "payable": false,
+    "stateMutability": "nonpayable",
+    "type": "function"
+  }
+]