From 1e5a1a8ab11a0d6f1626f4b166f06a5f56714a24 Mon Sep 17 00:00:00 2001
From: Ayrat Badykov <ayratin555@gmail.com>
Date: Wed, 27 Mar 2019 13:04:02 +0300
Subject: [PATCH] show multiple decompiled contracts

---
 .../index.html.eex                            | 29 +++++++++++--------
 .../views/address_decompiled_contract_view.ex |  3 ++
 apps/block_scout_web/priv/gettext/default.pot |  9 ++++--
 .../priv/gettext/en/LC_MESSAGES/default.po    |  9 ++++--
 apps/explorer/lib/explorer/chain.ex           | 10 ++++---
 5 files changed, 40 insertions(+), 20 deletions(-)
 create mode 100644 apps/block_scout_web/lib/block_scout_web/views/address_decompiled_contract_view.ex

diff --git a/apps/block_scout_web/lib/block_scout_web/templates/address_decompiled_contract/index.html.eex b/apps/block_scout_web/lib/block_scout_web/templates/address_decompiled_contract/index.html.eex
index b86db16f7d..db017c1d77 100644
--- a/apps/block_scout_web/lib/block_scout_web/templates/address_decompiled_contract/index.html.eex
+++ b/apps/block_scout_web/lib/block_scout_web/templates/address_decompiled_contract/index.html.eex
@@ -6,19 +6,24 @@
       <%= render BlockScoutWeb.AddressView, "_tabs.html", assigns %>
     </div>
 
-    <div class="card-body">
-      <section>
-        <div class="d-flex justify-content-between align-items-baseline">
-          <h3><%= gettext "Decompiled contract code" %></h3>
-          <button type="button" class="button button-secondary button-sm" id="button" data-clipboard-text="<%= List.first(@address.decompiled_smart_contracts).decompiled_source_code %>" aria-label="copy decompiled contract code">
-            <%= gettext "Copy Decompiled Contract Code" %>
-          </button>
-        </div>
+    <%= for {contract, _i} <- Enum.with_index(@address.decompiled_smart_contracts) do %>
+      <div class="card-body">
+        <h3><%= gettext "Decompiler version" %></h3>
         <div class="tile tile-muted">
-          <pre class="pre-wrap pre-scrollable"><code class="nohighlight"><%= List.first(@address.decompiled_smart_contracts).decompiled_source_code %></code></pre>
+          <pre class="pre-wrap pre-scrollable"><code class="nohighlight"><%= contract.decompiler_version %></code></pre>
         </div>
-      </section>
-
-    </div>
+        <section>
+          <div class="d-flex justify-content-between align-items-baseline">
+            <h3><%= gettext "Decompiled contract code" %></h3>
+            <button type="button" class="button button-secondary button-sm" id="button" data-clipboard-text="<%= contract.decompiled_source_code %>" aria-label="copy decompiled contract code">
+              <%= gettext "Copy Decompiled Contract Code" %>
+            </button>
+          </div>
+          <div class="tile tile-muted">
+            <pre class="pre-wrap pre-scrollable"><code class="nohighlight"><%= contract.decompiled_source_code %></code></pre>
+          </div>
+        </section>
+      </div>
+   <% end %>
   </div>
 </section>
diff --git a/apps/block_scout_web/lib/block_scout_web/views/address_decompiled_contract_view.ex b/apps/block_scout_web/lib/block_scout_web/views/address_decompiled_contract_view.ex
new file mode 100644
index 0000000000..74713cdcde
--- /dev/null
+++ b/apps/block_scout_web/lib/block_scout_web/views/address_decompiled_contract_view.ex
@@ -0,0 +1,3 @@
+defmodule BlockScoutWeb.AddressDecompiledContractView do
+  use BlockScoutWeb, :view
+end
diff --git a/apps/block_scout_web/priv/gettext/default.pot b/apps/block_scout_web/priv/gettext/default.pot
index 9f2f47b254..a76d954431 100644
--- a/apps/block_scout_web/priv/gettext/default.pot
+++ b/apps/block_scout_web/priv/gettext/default.pot
@@ -1709,7 +1709,7 @@ msgid "Decompiled code"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:14
+#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:19
 msgid "Copy Decompiled Contract Code"
 msgstr ""
 
@@ -1719,6 +1719,11 @@ msgid "Decompiled Code"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:12
+#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:17
 msgid "Decompiled contract code"
 msgstr ""
+
+#, elixir-format
+#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:11
+msgid "Decompiler version"
+msgstr ""
diff --git a/apps/block_scout_web/priv/gettext/en/LC_MESSAGES/default.po b/apps/block_scout_web/priv/gettext/en/LC_MESSAGES/default.po
index 55700c182a..288e7d0a6a 100644
--- a/apps/block_scout_web/priv/gettext/en/LC_MESSAGES/default.po
+++ b/apps/block_scout_web/priv/gettext/en/LC_MESSAGES/default.po
@@ -1709,7 +1709,7 @@ msgid "Decompiled code"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:14
+#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:19
 msgid "Copy Decompiled Contract Code"
 msgstr ""
 
@@ -1719,6 +1719,11 @@ msgid "Decompiled Code"
 msgstr ""
 
 #, elixir-format
-#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:12
+#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:17
 msgid "Decompiled contract code"
 msgstr ""
+
+#, elixir-format, fuzzy
+#: lib/block_scout_web/templates/address_decompiled_contract/index.html.eex:11
+msgid "Decompiler version"
+msgstr ""
diff --git a/apps/explorer/lib/explorer/chain.ex b/apps/explorer/lib/explorer/chain.ex
index e52c6c4686..c3582042f4 100644
--- a/apps/explorer/lib/explorer/chain.ex
+++ b/apps/explorer/lib/explorer/chain.ex
@@ -659,9 +659,10 @@ defmodule Explorer.Chain do
         ],
         where: address.hash == ^hash
       )
-      |> with_decompiled_code_flag(hash)
 
-    query
+    query_with_decompiled_flag = with_decompiled_code_flag(query, hash)
+
+    query_with_decompiled_flag
     |> Repo.one()
     |> case do
       nil -> {:error, :not_found}
@@ -778,9 +779,10 @@ defmodule Explorer.Chain do
         ],
         where: address.hash == ^hash and not is_nil(address.contract_code)
       )
-      |> with_decompiled_code_flag(hash)
 
-    address = Repo.one(query)
+    query_with_decompiled_flag = with_decompiled_code_flag(query, hash)
+
+    address = Repo.one(query_with_decompiled_flag)
 
     if address do
       {:ok, address}