From bef7c2f42f60214b2c44af929e0d62d9be678f7d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9D=D0=B8=D0=BA=D0=B8=D1=82=D0=B0=20=D0=9F=D0=BE=D0=B7?=
 =?UTF-8?q?=D0=B4=D0=BD=D1=8F=D0=BA=D0=BE=D0=B2?= <nikitosing4@mail.ru>
Date: Tue, 31 May 2022 15:16:50 +0300
Subject: [PATCH] Fix empty coin balance for empty address

---
 CHANGELOG.md                                          |  1 +
 .../controllers/address_coin_balance_controller.ex    | 10 ++++++++--
 .../address_internal_transaction_controller.ex        | 10 ++++++++--
 .../controllers/address_transaction_controller.ex     | 11 +++++++++--
 4 files changed, 26 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2b01347dfa..8cf251d1f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
 - [#5540](https://github.com/blockscout/blockscout/pull/5540) - Tx page: scroll to selected tab's data
 
 ### Fixes
+- [#5629](https://github.com/blockscout/blockscout/pull/5629) - Fix empty coin balance for empty address
 - [#5626](https://github.com/blockscout/blockscout/pull/5626) - Fix vyper compiler versions order
 - [#5603](https://github.com/blockscout/blockscout/pull/5603) - Fix failing verification attempts
 - [#5598](https://github.com/blockscout/blockscout/pull/5598) - Fix token dropdown
diff --git a/apps/block_scout_web/lib/block_scout_web/controllers/address_coin_balance_controller.ex b/apps/block_scout_web/lib/block_scout_web/controllers/address_coin_balance_controller.ex
index f7cf3401e2..b024c102a0 100644
--- a/apps/block_scout_web/lib/block_scout_web/controllers/address_coin_balance_controller.ex
+++ b/apps/block_scout_web/lib/block_scout_web/controllers/address_coin_balance_controller.ex
@@ -9,7 +9,7 @@ defmodule BlockScoutWeb.AddressCoinBalanceController do
 
   alias BlockScoutWeb.{AccessHelpers, AddressCoinBalanceView, Controller}
   alias Explorer.{Chain, Market}
-  alias Explorer.Chain.Address
+  alias Explorer.Chain.{Address, Wei}
   alias Explorer.ExchangeRates.Token
   alias Indexer.Fetcher.CoinBalanceOnDemand
   alias Phoenix.View
@@ -84,7 +84,13 @@ defmodule BlockScoutWeb.AddressCoinBalanceController do
 
       {:error, :not_found} ->
         {:ok, address_hash} = Chain.string_to_address_hash(address_hash_string)
-        address = %Chain.Address{hash: address_hash, smart_contract: nil, token: nil}
+
+        address = %Chain.Address{
+          hash: address_hash,
+          smart_contract: nil,
+          token: nil,
+          fetched_coin_balance: %Wei{value: Decimal.new(0)}
+        }
 
         case Chain.Hash.Address.validate(address_hash_string) do
           {:ok, _} ->
diff --git a/apps/block_scout_web/lib/block_scout_web/controllers/address_internal_transaction_controller.ex b/apps/block_scout_web/lib/block_scout_web/controllers/address_internal_transaction_controller.ex
index b037a251cc..a72ba8e256 100644
--- a/apps/block_scout_web/lib/block_scout_web/controllers/address_internal_transaction_controller.ex
+++ b/apps/block_scout_web/lib/block_scout_web/controllers/address_internal_transaction_controller.ex
@@ -9,7 +9,7 @@ defmodule BlockScoutWeb.AddressInternalTransactionController do
 
   alias BlockScoutWeb.{AccessHelpers, Controller, InternalTransactionView}
   alias Explorer.{Chain, Market}
-  alias Explorer.Chain.Address
+  alias Explorer.Chain.{Address, Wei}
   alias Explorer.ExchangeRates.Token
   alias Indexer.Fetcher.CoinBalanceOnDemand
   alias Phoenix.View
@@ -94,7 +94,13 @@ defmodule BlockScoutWeb.AddressInternalTransactionController do
 
       {:error, :not_found} ->
         {:ok, address_hash} = Chain.string_to_address_hash(address_hash_string)
-        address = %Chain.Address{hash: address_hash, smart_contract: nil, token: nil}
+
+        address = %Chain.Address{
+          hash: address_hash,
+          smart_contract: nil,
+          token: nil,
+          fetched_coin_balance: %Wei{value: Decimal.new(0)}
+        }
 
         case Chain.Hash.Address.validate(address_hash_string) do
           {:ok, _} ->
diff --git a/apps/block_scout_web/lib/block_scout_web/controllers/address_transaction_controller.ex b/apps/block_scout_web/lib/block_scout_web/controllers/address_transaction_controller.ex
index fd8765cc25..fed2fe2da8 100644
--- a/apps/block_scout_web/lib/block_scout_web/controllers/address_transaction_controller.ex
+++ b/apps/block_scout_web/lib/block_scout_web/controllers/address_transaction_controller.ex
@@ -14,7 +14,8 @@ defmodule BlockScoutWeb.AddressTransactionController do
     AddressInternalTransactionCsvExporter,
     AddressLogCsvExporter,
     AddressTokenTransferCsvExporter,
-    AddressTransactionCsvExporter
+    AddressTransactionCsvExporter,
+    Wei
   }
 
   alias Explorer.ExchangeRates.Token
@@ -130,7 +131,13 @@ defmodule BlockScoutWeb.AddressTransactionController do
 
       {:error, :not_found} ->
         {:ok, address_hash} = Chain.string_to_address_hash(address_hash_string)
-        address = %Chain.Address{hash: address_hash, smart_contract: nil, token: nil}
+
+        address = %Chain.Address{
+          hash: address_hash,
+          smart_contract: nil,
+          token: nil,
+          fetched_coin_balance: %Wei{value: Decimal.new(0)}
+        }
 
         case Chain.Hash.Address.validate(address_hash_string) do
           {:ok, _} ->