feat: add gas calculations to the response of the tx (#76)

* fix:prettier

* fix:linter

* fix: Increate default surplus to the gas calculation

* fix: change return to null and typenames

* fix: auto check if has a pending approvals

* feat: gas calculation

* fix: apply changes on gas calculations

* feat: change limit

* fix: remove package-lock

src/tx-builder/config/index.ts

@@ -21,10 +21,46 @@ export const uniswapEthAmount = '0.1';
 export const SURPLUS = '0.05';
 
 export const gasLimitRecommendations: GasRecommendationType = {
+  [ProtocolAction.default]: {
+    limit: '210000',
+    recommended: '210000',
+  },
+  [ProtocolAction.deposit]: {
+    limit: '300000',
+    recommended: '300000',
+  },
   [ProtocolAction.withdraw]: {
     limit: '230000',
     recommended: '300000',
   },
+  [ProtocolAction.liquidationCall]: {
+    limit: '700000',
+    recommended: '700000',
+  },
+  [ProtocolAction.liquidationFlash]: {
+    limit: '995000',
+    recommended: '995000',
+  },
+  [ProtocolAction.repay]: {
+    limit: '300000',
+    recommended: '300000',
+  },
+  [ProtocolAction.borrowETH]: {
+    limit: '450000',
+    recommended: '450000',
+  },
+  [ProtocolAction.withdrawETH]: {
+    limit: '640000',
+    recommended: '640000',
+  },
+  [ProtocolAction.swapCollateral]: {
+    limit: '700000',
+    recommended: '700000',
+  },
+  [ProtocolAction.repayCollateral]: {
+    limit: '700000',
+    recommended: '700000',
+  },
 };
 
 export const distinctStakingAddressesBetweenTokens: StakingConfigType = {

src/tx-builder/services/BaseDebtToken.ts

@@ -45,6 +45,7 @@ export default class BaseDebtToken
     return {
       tx: txCallback,
       txType: eEthereumTxType.ERC20_APPROVAL,
+      gas: this.generateTxPriceEstimation([], txCallback),
     };
   }
 

src/tx-builder/services/BaseService.ts

@@ -4,9 +4,13 @@ import {
   tEthereumAddress,
   TransactionGenerationMethod,
   transactionType,
+  GasResponse,
+  ProtocolAction,
+  EthereumTransactionTypeExtended,
+  eEthereumTxType,
 } from '../types';
 import { ContractsFactory } from '../interfaces/ContractsFactory';
-import { estimateGas } from '../utils/gasStation';
+import { estimateGas, getGasPrice } from '../utils/gasStation';
 import { DEFAULT_NULL_VALUE_ON_TX, gasLimitRecommendations } from '../config';
 
 export default class BaseService<T extends Contract> {
@@ -61,4 +65,44 @@ export default class BaseService<T extends Contract> {
 
     return tx;
   };
+
+  readonly generateTxPriceEstimation = (
+    txs: EthereumTransactionTypeExtended[],
+    txCallback: () => Promise<transactionType>,
+    action: string = ProtocolAction.default
+  ): GasResponse => async () => {
+    try {
+      const gasPrice = await getGasPrice(this.config);
+      const hasPendingApprovals = txs.find(
+        (tx) => tx.txType === eEthereumTxType.ERC20_APPROVAL
+      );
+      if (!hasPendingApprovals) {
+        const {
+          gasLimit,
+          gasPrice: gasPriceProv,
+        }: transactionType = await txCallback();
+        if (!gasLimit) {
+          // If we don't recieve the correct gas we throw a error
+          throw new Error('Transaction calculation error');
+        }
+
+        return {
+          gasLimit: gasLimit.toString(),
+          gasPrice: gasPriceProv
+            ? gasPriceProv.toString()
+            : gasPrice.toString(),
+        };
+      }
+      return {
+        gasLimit: gasLimitRecommendations[action].recommended,
+        gasPrice: gasPrice.toString(),
+      };
+    } catch (error) {
+      console.error(
+        'Calculate error on calculate estimation gas price.',
+        error
+      );
+      return null;
+    }
+  };
 }

src/tx-builder/services/ERC20.ts

@@ -42,6 +42,7 @@ export default class ERC20Service
     return {
       tx: txCallback,
       txType: eEthereumTxType.ERC20_APPROVAL,
+      gas: this.generateTxPriceEstimation([], txCallback),
     };
   };
 

src/tx-builder/services/Faucet.ts

@@ -67,6 +67,7 @@ export default class FaucetService
       {
         tx: txCallback,
         txType: eEthereumTxType.FAUCET_MINT,
+        gas: this.generateTxPriceEstimation([], txCallback),
       },
     ];
   }

src/tx-builder/services/LTAMigrator.ts

@@ -78,6 +78,7 @@ export default class LTAMigratorService
     txs.push({
       txType: eEthereumTxType.MIGRATION_LEND_AAVE,
       tx: txCallback,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;

src/tx-builder/services/LiquiditySwapAdapter.ts

@@ -63,6 +63,7 @@ export default class LiquiditySwapAdapterService
     return {
       tx: txCallback,
       txType: eEthereumTxType.DLP_ACTION,
+      gas: this.generateTxPriceEstimation([], txCallback),
     };
   }
 }

src/tx-builder/services/RepayWithCollateralAdapter.ts

@@ -66,6 +66,10 @@ export default class RepayWithCollateralAdapterService
       from: user,
     });
 
-    return { tx: txCallback, txType: eEthereumTxType.DLP_ACTION };
+    return {
+      tx: txCallback,
+      txType: eEthereumTxType.DLP_ACTION,
+      gas: this.generateTxPriceEstimation([], txCallback),
+    };
   }
 }

src/tx-builder/services/Staking.ts

@@ -164,6 +164,7 @@ export default class StakingService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.STAKE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;
@@ -214,6 +215,7 @@ export default class StakingService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.STAKE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;
@@ -249,6 +251,7 @@ export default class StakingService
       {
         tx: txCallback,
         txType: eEthereumTxType.STAKE_ACTION,
+        gas: this.generateTxPriceEstimation([], txCallback),
       },
     ];
   }
@@ -270,6 +273,7 @@ export default class StakingService
       {
         tx: txCallback,
         txType: eEthereumTxType.STAKE_ACTION,
+        gas: this.generateTxPriceEstimation([], txCallback),
       },
     ];
   }
@@ -303,6 +307,7 @@ export default class StakingService
       {
         tx: txCallback,
         txType: eEthereumTxType.STAKE_ACTION,
+        gas: this.generateTxPriceEstimation([], txCallback),
       },
     ];
   }

src/tx-builder/services/WETHGateway.ts

@@ -9,6 +9,7 @@ import {
   eEthereumTxType,
   EthereumTransactionTypeExtended,
   InterestRate,
+  ProtocolAction,
   transactionType,
   tStringDecimalUnits,
 } from '../types';
@@ -81,6 +82,7 @@ export default class WETHGatewayService
       {
         tx: txCallback,
         txType: eEthereumTxType.DLP_ACTION,
+        gas: this.generateTxPriceEstimation([], txCallback),
       },
     ];
   }
@@ -136,6 +138,11 @@ export default class WETHGatewayService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.DLP_ACTION,
+      gas: this.generateTxPriceEstimation(
+        txs,
+        txCallback,
+        ProtocolAction.borrowETH
+      ),
     });
 
     return txs;
@@ -188,6 +195,11 @@ export default class WETHGatewayService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.DLP_ACTION,
+      gas: this.generateTxPriceEstimation(
+        txs,
+        txCallback,
+        ProtocolAction.withdrawETH
+      ),
     });
 
     return txs;
@@ -221,6 +233,7 @@ export default class WETHGatewayService
       {
         tx: txCallback,
         txType: eEthereumTxType.DLP_ACTION,
+        gas: this.generateTxPriceEstimation([], txCallback),
       },
     ];
   }

src/tx-builder/services/v2/AaveGovernanceV2.ts

@@ -171,6 +171,7 @@ export default class AaveGovernanceV2Service
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOVERNANCE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
     return txs;
   }
@@ -194,6 +195,7 @@ export default class AaveGovernanceV2Service
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOVERNANCE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
     return txs;
   }
@@ -217,6 +219,7 @@ export default class AaveGovernanceV2Service
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOVERNANCE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
     return txs;
   }
@@ -240,6 +243,7 @@ export default class AaveGovernanceV2Service
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOVERNANCE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
     return txs;
   }
@@ -264,6 +268,7 @@ export default class AaveGovernanceV2Service
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOVERNANCE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
     return txs;
   }
@@ -328,6 +333,7 @@ export default class AaveGovernanceV2Service
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOVERNANCE_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
     return txs;
   }

src/tx-builder/services/v2/GovernanceDelegationTokenService.ts

@@ -67,6 +67,7 @@ export default class GovernanceDelegationTokenService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOV_DELEGATION_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;
@@ -98,6 +99,7 @@ export default class GovernanceDelegationTokenService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOV_DELEGATION_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;
@@ -135,6 +137,7 @@ export default class GovernanceDelegationTokenService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOV_DELEGATION_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;
@@ -180,6 +183,7 @@ export default class GovernanceDelegationTokenService
     txs.push({
       tx: txCallback,
       txType: eEthereumTxType.GOV_DELEGATION_ACTION,
+      gas: this.generateTxPriceEstimation(txs, txCallback),
     });
 
     return txs;