feat: add function to withdraw and check delegator rewards

app/app.go

@@ -541,6 +541,7 @@ func New(
 			&app.FungibleKeeper,
 			app.StakingKeeper,
 			app.BankKeeper,
+			app.DistrKeeper,
 			appCodec,
 			storetypes.TransientGasConfig(),
 		),

changelog.md

@@ -23,6 +23,7 @@
 * [3091](https://github.com/zeta-chain/node/pull/3091) - improve build reproducability. `make release{,-build-only}` checksums should now be stable.
 * [3124](https://github.com/zeta-chain/node/pull/3124) - integrate SPL deposits
 * [3134](https://github.com/zeta-chain/node/pull/3134) - integrate SPL tokens withdraw to Solana
+* [3088](https://github.com/zeta-chain/node/pull/3088) - add functions to check and withdraw zrc20 as delegation rewards
 * [3182](https://github.com/zeta-chain/node/pull/3182) - enable zetaclient pprof server on port 6061
 
 ### Tests

cmd/zetae2e/local/local.go

@@ -258,7 +258,7 @@ func localE2ETest(cmd *cobra.Command, _ []string) {
 		deployerRunner.UpdateChainParamsV2Contracts()
 		deployerRunner.ERC20CustodyAddr = deployerRunner.ERC20CustodyV2Addr
 
-		deployerRunner.MintERC20OnEvm(1000000)
+		deployerRunner.MintERC20OnEvm(1e10)
 
 		logger.Print("✅ setup completed in %s", time.Since(startTime))
 	}
@@ -366,14 +366,14 @@ func localE2ETest(cmd *cobra.Command, _ []string) {
 
 		if !skipPrecompiles {
 			precompiledContractTests = []string{
-				// e2etests.TestPrecompilesPrototypeName,
-				// e2etests.TestPrecompilesPrototypeThroughContractName,
-				// e2etests.TestPrecompilesStakingName,
-				// // Disabled until further notice, check https://github.com/zeta-chain/node/issues/3005.
-				// // e2etests.TestPrecompilesStakingThroughContractName,
-				// e2etests.TestPrecompilesBankName,
-				// e2etests.TestPrecompilesBankFailName,
-				// e2etests.TestPrecompilesBankThroughContractName,
+				e2etests.TestPrecompilesPrototypeName,
+				e2etests.TestPrecompilesPrototypeThroughContractName,
+				e2etests.TestPrecompilesStakingName,
+				// Disabled until further notice, check https://github.com/zeta-chain/node/issues/3005.
+				// e2etests.TestPrecompilesStakingThroughContractName,
+				e2etests.TestPrecompilesBankName,
+				e2etests.TestPrecompilesBankFailName,
+				e2etests.TestPrecompilesBankThroughContractName,
 				e2etests.TestPrecompilesDistributeName,
 				e2etests.TestPrecompilesDistributeNonZRC20Name,
 				e2etests.TestPrecompilesDistributeThroughContractName,

cmd/zetae2e/local/precompiles.go

@@ -4,11 +4,13 @@ import (
 	"fmt"
 	"time"
 
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/fatih/color"
 
 	"github.com/zeta-chain/node/e2e/config"
 	"github.com/zeta-chain/node/e2e/e2etests"
 	"github.com/zeta-chain/node/e2e/runner"
+	"github.com/zeta-chain/node/e2e/txserver"
 )
 
 // statefulPrecompilesTestRoutine runs steateful precompiles related e2e tests
@@ -32,11 +34,29 @@ func statefulPrecompilesTestRoutine(
 			return err
 		}
 
+		// Initialize a ZetaTxServer with the precompile user account.
+		// It's needed to send messages on behalf of the precompile user.
+		zetaTxServer, err := txserver.NewZetaTxServer(
+			conf.RPCs.ZetaCoreRPC,
+			[]string{
+				sdk.AccAddress(conf.AdditionalAccounts.UserPrecompile.EVMAddress().Bytes()).String(),
+			},
+			[]string{
+				conf.AdditionalAccounts.UserPrecompile.RawPrivateKey.String(),
+			},
+			conf.ZetaChainID,
+		)
+		if err != nil {
+			return err
+		}
+
+		precompileRunner.ZetaTxServer = zetaTxServer
+
 		precompileRunner.Logger.Print("🏃 starting stateful precompiled contracts tests")
 		startTime := time.Now()
 
 		// Send ERC20 that will be depositted into ERC20ZRC20 tokens.
-		txERC20Send := deployerRunner.SendERC20OnEvm(account.EVMAddress(), 10000)
+		txERC20Send := deployerRunner.SendERC20OnEvm(account.EVMAddress(), 1e7)
 		precompileRunner.WaitForTxReceiptOnEvm(txERC20Send)
 
 		testsToRun, err := precompileRunner.GetE2ETestsToRunByName(

e2e/contracts/testdistribute/TestDistribute.abi

@@ -1,37 +1,31 @@
 [
   {
-    "inputs": [],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
+    "stateMutability": "payable",
+    "type": "fallback"
   },
   {
-    "anonymous": false,
     "inputs": [
       {
-        "indexed": true,
         "internalType": "address",
-        "name": "zrc20_distributor",
+        "name": "delegator",
         "type": "address"
       },
       {
-        "indexed": true,
-        "internalType": "address",
-        "name": "zrc20_token",
-        "type": "address"
-      },
+        "internalType": "string",
+        "name": "validator",
+        "type": "string"
+      }
+    ],
+    "name": "claimRewardsThroughContract",
+    "outputs": [
       {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "amount",
-        "type": "uint256"
+        "internalType": "bool",
+        "name": "",
+        "type": "bool"
       }
     ],
-    "name": "Distributed",
-    "type": "event"
-  },
-  {
-    "stateMutability": "payable",
-    "type": "fallback"
+    "stateMutability": "nonpayable",
+    "type": "function"
   },
   {
     "inputs": [
@@ -57,6 +51,61 @@
     "stateMutability": "nonpayable",
     "type": "function"
   },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "delegator",
+        "type": "address"
+      }
+    ],
+    "name": "getDelegatorValidatorsThroughContract",
+    "outputs": [
+      {
+        "internalType": "string[]",
+        "name": "",
+        "type": "string[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "delegator",
+        "type": "address"
+      },
+      {
+        "internalType": "string",
+        "name": "validator",
+        "type": "string"
+      }
+    ],
+    "name": "getRewardsThroughContract",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "string",
+            "name": "denom",
+            "type": "string"
+          },
+          {
+            "internalType": "uint256",
+            "name": "amount",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct DecCoin[]",
+        "name": "",
+        "type": "tuple[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
   {
     "stateMutability": "payable",
     "type": "receive"

e2e/contracts/testdistribute/TestDistribute.bin

@@ -1 +1 @@
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