Find by contract name

apps/block_scout_web/lib/block_scout_web/controllers/chain_controller.ex

@@ -58,12 +58,21 @@ defmodule BlockScoutWeb.ChainController do
     if term == "" do
       json(conn, "{}")
     else
-      result =
+      result_tokens =
         term
         |> String.trim()
         |> Chain.search_token()
 
-      json(conn, result)
+      if result_tokens do
+        json(conn, result_tokens)
+      else
+        result_contracts =
+          term
+          |> String.trim()
+          |> Chain.search_contract()
+
+        json(conn, result_contracts)
+      end
     end
   end
 

apps/explorer/lib/explorer/chain.ex

@@ -850,6 +850,19 @@ defmodule Explorer.Chain do
     Repo.all(query)
   end
 
+  @spec search_contract(String.t()) :: [SmartContract.t()]
+  def search_contract(word) do
+    term = String.replace(word, ~r/\W/u, "") <> ":*"
+
+    query =
+      from(token in SmartContract,
+        where: fragment("to_tsvector('english', name ) @@ to_tsquery(?)", ^term),
+        limit: 5
+      )
+
+    Repo.all(query)
+  end
+
   @doc """
   Converts `t:Explorer.Chain.Address.t/0` `hash` to the `t:Explorer.Chain.Address.t/0` with that `hash`.