fix: estimate gas

src/common/blockchain/services/discover-service/discover-service.js

@@ -259,8 +259,7 @@ class DiscoverService extends BlockchainService {
 
     try {
       return broadcastContractFn(
-        ConnectedDiscoverContract.methods.withdraw(id, tokenAmount.toString())
+        ConnectedDiscoverContract.methods.withdraw(id, tokenAmount.toString()),
-          .send,
         this.sharedContext.account,
       )
     } catch (error) {
@@ -281,8 +280,7 @@ class DiscoverService extends BlockchainService {
 
     try {
       const tx = await broadcastContractFn(
-        ConnectedDiscoverContract.methods.setMetadata(id, uploadedMetadata)
+        ConnectedDiscoverContract.methods.setMetadata(id, uploadedMetadata),
-          .send,
         this.sharedContext.account,
       )
 

src/common/blockchain/services/helpers.js

@@ -1,11 +1,15 @@
 export const broadcastContractFn = (contractMethod, account) => {
-  return new Promise((resolve, reject) => {
+  return contractMethod
-    contractMethod({ from: account })
+    .estimateGas({ from: account })
-      .on('transactionHash', hash => {
+    .then(estimatedGas => {
-        resolve(hash)
+      contractMethod
-      })
+        .send({ from: account, gas: estimatedGas + 1000 })
-      .on('error', error => {
+        .on('transactionHash', hash => {
-        reject(error)
+          resolve(hash)
-      })
+        })
-  })
+        .on('error', error => {
+          reject(error)
+        })
+    })
+    .catch(error => reject)
 }

src/common/blockchain/services/snt-service/snt-service.js

@@ -44,7 +44,7 @@ class SNTService extends BlockchainService {
         spender,
         amount.toString(),
         callData,
-      ).send,
+      ),
       this.sharedContext.account,
     )
   }