feat: replace ethers with viem

package.json

@@ -66,7 +66,7 @@
     "cors": "^2.8.5",
     "dag-jose": "^4.0.0",
     "dotenv": "^16.0.3",
-    "ethers": "~5.7.2",
+    "exponential-backoff": "^3.1.1",
     "express": "^4.18.1",
     "http-status-codes": "^2.2.0",
     "ipfs-http-client": "^60.0.0",
@@ -84,7 +84,8 @@
     "tsm": "^2.2.2",
     "typed-inject": "^4.0.0",
     "uint8arrays": "^4.0.3",
-    "uuid": "^9.0.0"
+    "uuid": "^9.0.0",
+    "viem": "^0.3.49"
   },
   "devDependencies": {
     "@babel/core": "^7.21.0",

src/models/transaction.ts

@@ -1,10 +1,10 @@
 export class Transaction {
   chain: string
   txHash: string
-  blockNumber: number
-  blockTimestamp: number
+  blockNumber: bigint
+  blockTimestamp: bigint
 
-  constructor(chain: string, txHash: string, blockNumber: number, blockTimestamp: number) {
+  constructor(chain: string, txHash: string, blockNumber: bigint, blockTimestamp: bigint) {
     this.chain = chain
     this.txHash = txHash
     this.blockNumber = blockNumber

src/services/blockchain/__tests__/__snapshots__/transaction-state-machine.test.ts.snap

@@ -0,0 +1,46 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`TransactionStateMachine with mocks get block fails due to timeout 1`] = `
+Transaction {
+  "blockNumber": 1n,
+  "blockTimestamp": 0n,
+  "chain": "test",
+  "txHash": "0xdeadbeef",
+}
+`;
+
+exports[`TransactionStateMachine with mocks no errors encountered 1`] = `
+Transaction {
+  "blockNumber": 1n,
+  "blockTimestamp": 0n,
+  "chain": "test",
+  "txHash": "0xdeadbeef",
+}
+`;
+
+exports[`TransactionStateMachine with mocks simulate fails due to timeout 1`] = `
+Transaction {
+  "blockNumber": 1n,
+  "blockTimestamp": 0n,
+  "chain": "test",
+  "txHash": "0xdeadbeef",
+}
+`;
+
+exports[`TransactionStateMachine with mocks transaction receipt fails due to timeout 1`] = `
+Transaction {
+  "blockNumber": 1n,
+  "blockTimestamp": 0n,
+  "chain": "test",
+  "txHash": "0xdeadbeef",
+}
+`;
+
+exports[`TransactionStateMachine with mocks write fails due to timeout 1`] = `
+Transaction {
+  "blockNumber": 1n,
+  "blockTimestamp": 0n,
+  "chain": "test",
+  "txHash": "0xdeadbeef",
+}
+`;