From cdce2334e4f447c7258e7d280d0e6e57178036af Mon Sep 17 00:00:00 2001
From: Danil Kovtonyuk <danx.kov@gmail.com>
Date: Wed, 25 May 2022 16:07:43 +1000
Subject: [PATCH] revert estimate priority fee

---
 src/Transaction.js | 30 +-----------------------------
 src/TxManager.js   |  1 -
 2 files changed, 1 insertion(+), 30 deletions(-)

diff --git a/src/Transaction.js b/src/Transaction.js
index bae4e08..72c3bb2 100644
--- a/src/Transaction.js
+++ b/src/Transaction.js
@@ -422,34 +422,6 @@ class Transaction {
     return this._wallet.getTransactionCount('latest')
   }
 
-  /**
-   * Fetches priority fee from the chain
-   *
-   * @param blockNumber The newest number block
-   * @returns {Promise<BigNumber>}
-   * @private
-   */
-  async _estimatePriorityFee() {
-    const defaultPriorityFee = parseUnits(this.config.DEFAULT_PRIORITY_FEE.toString(), 'gwei')
-
-    try {
-      const estimatedPriorityFee = await this._provider.send('eth_maxPriorityFeePerGas', [])
-
-      if (!estimatedPriorityFee || isNaN(estimatedPriorityFee)) {
-        return defaultPriorityFee
-      }
-
-      const bumpedPriorityFee = BigNumber.from(estimatedPriorityFee)
-        .mul(100 + this.config.PRIORITY_FEE_RESERVE_PERCENTAGE)
-        .div(100)
-
-      return max(bumpedPriorityFee, defaultPriorityFee)
-    } catch (err) {
-      console.error('_estimatePriorityFee has error:', err.message)
-      return defaultPriorityFee
-    }
-  }
-
   /**
    * Choose network gas params
    *
@@ -462,7 +434,7 @@ class Transaction {
 
     // Check network support for EIP-1559
     if (this.config.ENABLE_EIP1559 && block && block.baseFeePerGas) {
-      const maxPriorityFeePerGas = await this._estimatePriorityFee()
+      const maxPriorityFeePerGas = parseUnits(this.config.DEFAULT_PRIORITY_FEE.toString(), 'gwei')
 
       const maxFeePerGas = block.baseFeePerGas
         .mul(100 + this.config.BASE_FEE_RESERVE_PERCENTAGE)
diff --git a/src/TxManager.js b/src/TxManager.js
index 85a774e..d6d4864 100644
--- a/src/TxManager.js
+++ b/src/TxManager.js
@@ -18,7 +18,6 @@ const defaultConfig = {
   ENABLE_EIP1559: true,
   DEFAULT_PRIORITY_FEE: 3,
   BASE_FEE_RESERVE_PERCENTAGE: 50,
-  PRIORITY_FEE_RESERVE_PERCENTAGE: 10,
 }
 
 class TxManager {