feat: warn before sending transactions with fees

Author: PierreJeanjacquot

cli/src/cli-helpers/warnBeforeTxFees.ts

@@ -0,0 +1,18 @@
+import type { Spinner } from './spinner.js';
+import { askForAcknowledgment } from './askForAcknowledgment.js';
+
+export async function warnBeforeTxFees({
+  spinner,
+  chain,
+}: {
+  spinner: Spinner;
+  chain: string;
+}): Promise<void> {
+  if (chain !== 'bellecour') {
+    await askForAcknowledgment({
+      spinner,
+      message:
+        'This method requires sending blockchain transactions, transaction fees may be applied. Would you like to continue?',
+    });
+  }
+}

cli/src/cmd/deploy.ts

@@ -23,6 +23,7 @@ import { addDeploymentData } from '../utils/cacheExecutions.js';
 import { deployTdxApp, getIExecTdx } from '../utils/tdx-poc.js';
 import { useTdx } from '../utils/featureFlags.js';
 import { ensureBalances } from '../cli-helpers/ensureBalances.js';
+import { warnBeforeTxFees } from '../cli-helpers/warnBeforeTxFees.js';
 
 export async function deploy({ chain }: { chain?: string }) {
   const spinner = getSpinner();
@@ -32,6 +33,7 @@ export async function deploy({ chain }: { chain?: string }) {
     const chainName = chain || defaultChain;
     const chainConfig = getChainConfig(chainName);
     spinner.info(`Using chain ${chainName}`);
+    await warnBeforeTxFees({ spinner, chain: chainConfig.name });
 
     const signer = await askForWallet({ spinner });
     const userAddress = await signer.getAddress();

cli/src/cmd/run.ts

@@ -22,6 +22,7 @@ import { getIExecTdx, WORKERPOOL_TDX } from '../utils/tdx-poc.js';
 import { useTdx } from '../utils/featureFlags.js';
 import { ensureBalances } from '../cli-helpers/ensureBalances.js';
 import { askForAcknowledgment } from '../cli-helpers/askForAcknowledgment.js';
+import { warnBeforeTxFees } from '../cli-helpers/warnBeforeTxFees.js';
 
 export async function run({
   iAppAddress,
@@ -77,6 +78,7 @@ export async function runInDebug({
   const chainName = chain || defaultChain;
   const chainConfig = getChainConfig(chainName);
   spinner.info(`Using chain ${chainName}`);
+  await warnBeforeTxFees({ spinner, chain: chainConfig.name });
 
   // Is valid iApp address
   if (!ethers.isAddress(iAppAddress)) {