From 2dca047f794b9818dcb6c643299239caf669f6ef Mon Sep 17 00:00:00 2001
From: kenshin-samourai <kenshin_samourai@tutanota.com>
Date: Sun, 19 Jul 2020 15:54:38 +0200
Subject: [PATCH] add feerates info to /wallet

---
 lib/wallet/wallet-info.js    | 11 +++++++++++
 lib/wallet/wallet-service.js |  3 +++
 2 files changed, 14 insertions(+)

diff --git a/lib/wallet/wallet-info.js b/lib/wallet/wallet-info.js
index 54693c4..f010461 100644
--- a/lib/wallet/wallet-info.js
+++ b/lib/wallet/wallet-info.js
@@ -7,6 +7,7 @@
 const db = require('../db/mysql-db-wrapper')
 const util = require('../util')
 const rpcLatestBlock = require('../bitcoind-rpc/latest-block')
+const rpcFees = require('../bitcoind-rpc/fees')
 const addrService = require('../bitcoin/addresses-service')
 const HdAccountInfo = require('./hd-account-info')
 const AddressInfo = require('./address-info')
@@ -31,6 +32,7 @@ class WalletInfo {
     }
 
     this.info = {
+      fees: {},
       latestBlock: {
         height: rpcLatestBlock.height,
         hash: rpcLatestBlock.hash,
@@ -159,6 +161,14 @@ class WalletInfo {
       this.nTx = nbTxs
   }
 
+  /**
+   * Loads tinfo about the fee rates
+   * @returns {Promise}
+   */
+  async loadFeesInfo() {
+    this.info.fees = await rpcFees.getFees() 
+  }
+
   /**
    * Loads the list of unspent outputs for this wallet
    * @returns {Promise}
@@ -295,6 +305,7 @@ class WalletInfo {
         final_balance: this.wallet.finalBalance
       },
       info: {
+        fees: this.info.fees,
         latest_block: this.info.latestBlock
       },
       addresses: this.addresses.map(a => a.toPojo()),
diff --git a/lib/wallet/wallet-service.js b/lib/wallet/wallet-service.js
index 64ca4bc..d77adbc 100644
--- a/lib/wallet/wallet-service.js
+++ b/lib/wallet/wallet-service.js
@@ -77,6 +77,8 @@ class WalletService {
       await walletInfo.loadAddressesInfo()
       // Load the most recent transactions
       await walletInfo.loadTransactions(0, null, true)
+      // Load feerates
+      await walletInfo.loadFeesInfo()
       // Postprocessing
       await walletInfo.postProcessAddresses()
       await walletInfo.postProcessHdAccounts()
@@ -181,6 +183,7 @@ class WalletService {
 
     delete ret['n_tx']
     delete ret['unspent_outputs']
+    delete ret['info']['fees']
 
     ret.addresses = ret.addresses.map(x => {
       delete x['derivation']