Merge pull request #3207 from poanetwork/vb-fix-read-contract-bytes-array-type

Fix read contract bytes array type output

CHANGELOG.md

@@ -7,6 +7,7 @@
 - [#3145](https://github.com/poanetwork/blockscout/pull/3145) - Pending txs per address API endpoint
 
 ### Fixes
+- [#3207](https://github.com/poanetwork/blockscout/pull/3207) - Fix read contract bytes array type output
 - [#3203](https://github.com/poanetwork/blockscout/pull/3203) - Improve "get mined blocks" query performance
 - [#3202](https://github.com/poanetwork/blockscout/pull/3202) - Fix contracts verification with experimental features enabled
 - [#3201](https://github.com/poanetwork/blockscout/pull/3201) - Connect to Metamask button

apps/block_scout_web/assets/css/_helpers.scss

@@ -33,3 +33,7 @@
 .hidden {
   display: none!important;
 }
+
+.word-break-all {
+  word-break: break-all;
+}

apps/block_scout_web/lib/block_scout_web/templates/smart_contract/_functions.html.eex

@@ -60,7 +60,7 @@
         <div data-function-response></div>
       </div>
     <% else %>
-      <span class="py-2">
+      <span class="py-2 word-break-all">
         <%= if outputs?(function["outputs"]) do %>
           <%= for output <- function["outputs"] do %>
             <%= if address?(output["type"]) do %>

apps/explorer/lib/explorer/smart_contract/reader.ex

@@ -321,8 +321,21 @@ defmodule Explorer.SmartContract.Reader do
     Map.put_new(output, "value", bytes_to_string(value))
   end
 
-  defp new_value(%{"type" => "bytes" <> _number} = output, values, index) do
-    Map.put_new(output, "value", bytes_to_string(Enum.at(values, index)))
+  defp new_value(%{"type" => "bytes" <> number_rest} = output, values, index) do
+    if String.contains?(number_rest, "[]") do
+      values_array = Enum.at(values, index)
+
+      values_array_formatted =
+        Enum.map(values_array, fn value ->
+          bytes_to_string(value)
+        end)
+
+        values_array_formatted_3 = values_array_formatted ++ values_array_formatted ++ values_array_formatted
+
+      Map.put_new(output, "value", values_array_formatted_3)
+    else
+      Map.put_new(output, "value", bytes_to_string(Enum.at(values, index)))
+    end
   end
 
   defp new_value(%{"type" => "bytes"} = output, values, index) do