Xdc zero support

.example.env

@@ -10,6 +10,12 @@ PARENTCHAIN_URL=https://devnetstats.apothem.network/devnet
 
 CHECKPOINT_CONTRACT=0x16da2C7caf46D0d7270d68e590A992A90DfcF7ee
 
+SUBNET_ZERO_CONTRACT=0x0000000
+
+PARENTNET_ZERO_CONTRACT=0x0000000
+
 PARENTCHAIN_WALLET_PK=0x123
 
+ZERO_WALLET_PK=0x123
+
 SLACK_WEBHOOK=https://hooks.slack.com/services/blablabla

.gitignore

@@ -19,3 +19,6 @@ dist/**/*
 # Logging files
 *.log
 *.pyc
+
+package-lock.json
+

package.json

@@ -1,74 +1,77 @@
 {
-    "name": "xdc-relayer",
-    "version": "1.8.0",
-    "main": "dist/server.js",
-    "scripts": {
-        "start:dev": "nodemon --ignore tests/ --watch src -e ts,tsx --exec ts-node src/server.ts",
-        "build-ts": "tsc",
-        "lint": "tsc --noEmit && eslint \"**/*.{js,ts}\" --quiet --fix",
-        "serve": "node dist/server.js",
-        "build": "npm run build-ts",
-        "start": "npm run serve",
-        "test": "jest",
-        "test:coverage": "jest --collect-coverage",
-        "test:watch": "jest --watch",
-        "postinstall": "patch-package"
-    },
-    "engines": {
-        "node": "18.x.x",
-        "npm": "8.x.x"
-    },
-    "author": "Hashlabs",
-    "license": "GNU",
-    "homepage": "https://github.com/XinFinOrg/XDC-Relayer#readme",
-    "repository": "https://github.com/XinFinOrg/XDC-Relayer",
-    "devDependencies": {
-        "@types/bunyan": "^1.8.8",
-        "@types/cron": "^1.7.2",
-        "@types/jest": "^29.4.0",
-        "@types/koa": "2.13.1",
-        "@types/koa__cors": "^3.0.2",
-        "@types/koa__router": "^8.0.4",
-        "@types/koa-bodyparser": "^4.3.0",
-        "@types/koa-helmet": "^6.0.2",
-        "@types/node": "^18.14.1",
-        "@typescript-eslint/eslint-plugin": "^4.20.0",
-        "@typescript-eslint/parser": "^4.20.0",
-        "eslint": "^7.23.0",
-        "jest": "^29.4.3",
-        "nodemon": "^2.0.20",
-        "prompt": "^1.3.0",
-        "ts-jest": "^29.0.5",
-        "ts-node": "^10.9.1",
-        "typescript": "^4.9.4"
-    },
-    "dependencies": {
-        "@ethereumjs/block": "^4.1.0",
-        "@ethereumjs/rlp": "^4.0.0",
-        "@koa/cors": "^3.1.0",
-        "@koa/router": "^10.0.0",
-        "agentkeepalive": "^4.3.0",
-        "axios": "^1.3.4",
-        "bunyan": "^1.8.15",
-        "cron": "^1.8.2",
-        "dotenv": "^8.2.0",
-        "koa": "^2.13.1",
-        "koa-bodyparser": "^4.3.0",
-        "koa-helmet": "^6.1.0",
-        "node-cache": "^5.1.2",
-        "patch-package": "^6.5.1",
-        "pg": "^8.5.1",
-        "web3": "^1.8.2"
-    },
-    "jest": {
-        "roots": [
-            "<rootDir>"
-        ],
-        "testMatch": [
-            "**/tests/**/*.+(ts|tsx|js)"
-        ],
-        "transform": {
-            "^.+\\.(ts|tsx)$": "ts-jest"
-        }
+  "name": "xdc-relayer",
+  "version": "1.8.0",
+  "main": "dist/server.js",
+  "scripts": {
+    "start:dev": "nodemon --ignore tests/ --watch src -e ts,tsx --exec ts-node src/server.ts",
+    "build-ts": "tsc",
+    "lint": "tsc --noEmit && eslint \"**/*.{js,ts}\" --quiet --fix",
+    "serve": "node dist/server.js",
+    "build": "npm run build-ts",
+    "start": "npm run serve",
+    "test": "jest",
+    "test:coverage": "jest --collect-coverage",
+    "test:watch": "jest --watch",
+    "postinstall": "patch-package"
+  },
+  "engines": {
+    "node": "20.x.x",
+    "npm": "9.x.x"
+  },
+  "author": "Hashlabs",
+  "license": "GNU",
+  "homepage": "https://github.com/XinFinOrg/XDC-Relayer#readme",
+  "repository": "https://github.com/XinFinOrg/XDC-Relayer",
+  "devDependencies": {
+    "@types/bunyan": "^1.8.8",
+    "@types/cron": "^1.7.2",
+    "@types/jest": "^29.4.0",
+    "@types/koa": "2.13.1",
+    "@types/koa__cors": "^3.0.2",
+    "@types/koa__router": "^8.0.4",
+    "@types/koa-bodyparser": "^4.3.0",
+    "@types/koa-helmet": "^6.0.2",
+    "@types/node": "^18.14.1",
+    "@types/node-fetch": "^2.6.9",
+    "@typescript-eslint/eslint-plugin": "^6.7.0",
+    "@typescript-eslint/parser": "^6.7.0",
+    "eslint": "^7.23.0",
+    "jest": "^29.4.3",
+    "nodemon": "^3.0.1",
+    "prompt": "^1.3.0",
+    "ts-jest": "^29.0.5",
+    "ts-node": "^10.9.1",
+    "typescript": "^5.0.4"
+  },
+  "dependencies": {
+    "@ethereumjs/block": "^4.1.0",
+    "@ethereumjs/rlp": "^4.0.0",
+    "@koa/cors": "^3.1.0",
+    "@koa/router": "^10.0.0",
+    "agentkeepalive": "^4.3.0",
+    "axios": "^1.3.4",
+    "bunyan": "^1.8.15",
+    "cron": "^1.8.2",
+    "dotenv": "^8.2.0",
+    "koa": "^2.13.1",
+    "koa-bodyparser": "^4.3.0",
+    "koa-helmet": "^6.1.0",
+    "node-cache": "^5.1.2",
+    "node-fetch": "2",
+    "patch-package": "^6.5.1",
+    "pg": "^8.5.1",
+    "viem": "^1.18.9",
+    "web3": "^1.8.2"
+  },
+  "jest": {
+    "roots": [
+      "<rootDir>"
+    ],
+    "testMatch": [
+      "**/tests/**/*.+(ts|tsx|js)"
+    ],
+    "transform": {
+      "^.+\\.(ts|tsx)$": "ts-jest"
     }
+  }
 }

patches/web3-utils+1.8.2.patch

@@ -46,7 +46,7 @@ index f33a432..2f1f190 100644
   */
 -var _flattenTypes = function (includeTuple, puts) {
 +var _flattenTypes = function(includeTuple, puts) {
-     // console.log("entered _flattenTypes. inputs/outputs: " + puts)
+     // console.info("entered _flattenTypes. inputs/outputs: " + puts)
      var types = [];
 -    puts.forEach(function (param) {
 +    puts.forEach(function(param) {
@@ -55,23 +55,23 @@ index f33a432..2f1f190 100644
                  throw new Error('components found but type is not tuple; report on GitHub');
 @@ -112,17 +112,14 @@ var _flattenTypes = function (includeTuple, puts) {
              if (Array.isArray(result) && includeTuple) {
-                 // console.log("include tuple word, and its an array. joining...: " + result.types)
+                 // console.info("include tuple word, and its an array. joining...: " + result.types)
                  types.push('tuple(' + result.join(',') + ')' + suffix);
 -            }
 -            else if (!includeTuple) {
 +            } else if (!includeTuple) {
-                 // console.log("don't include tuple, but its an array. joining...: " + result)
+                 // console.info("don't include tuple, but its an array. joining...: " + result)
                  types.push('(' + result.join(',') + ')' + suffix);
 -            }
 -            else {
 +            } else {
-                 // console.log("its a single type within a tuple: " + result.types)
+                 // console.info("its a single type within a tuple: " + result.types)
                  types.push('(' + result + ')');
              }
 -        }
 -        else {
 +        } else {
-             // console.log("its a type and not directly in a tuple: " + param.type)
+             // console.info("its a type and not directly in a tuple: " + param.type)
              types.push(param.type);
          }
 @@ -135,7 +132,7 @@ var _flattenTypes = function (includeTuple, puts) {
@@ -315,26 +315,26 @@ index c3b2ded..93a5857 100644
 -var _flattenTypes = function(includeTuple, puts)
 -{
 +var _flattenTypes = function(includeTuple, puts) {
-     // console.log("entered _flattenTypes. inputs/outputs: " + puts)
+     // console.info("entered _flattenTypes. inputs/outputs: " + puts)
      var types = [];
 
 @@ -124,15 +123,13 @@ var _flattenTypes = function(includeTuple, puts)
              if (arrayBracket >= 0) { suffix = param.type.substring(arrayBracket); }
              var result = _flattenTypes(includeTuple, param.components);
-             // console.log("result should have things: " + result)
+             // console.info("result should have things: " + result)
 -            if(Array.isArray(result) && includeTuple) {
 +            if (Array.isArray(result) && includeTuple) {
-                 // console.log("include tuple word, and its an array. joining...: " + result.types)
+                 // console.info("include tuple word, and its an array. joining...: " + result.types)
                  types.push('tuple(' + result.join(',') + ')' + suffix);
 -            }
 -            else if(!includeTuple) {
 +            } else if (!includeTuple) {
-                 // console.log("don't include tuple, but its an array. joining...: " + result)
+                 // console.info("don't include tuple, but its an array. joining...: " + result)
                  types.push('(' + result.join(',') + ')' + suffix);
 -            }
 -            else {
 +            } else {
-                 // console.log("its a single type within a tuple: " + result.types)
+                 // console.info("its a single type within a tuple: " + result.types)
                  types.push('(' + result + ')');
              }
 @@ -143,8 +140,7 @@ var _flattenTypes = function(includeTuple, puts)