pass optimization runz parameter to javascript

apps/explorer/lib/explorer/smart_contract/solidity/code_compiler.ex

@@ -66,7 +66,7 @@ defmodule Explorer.SmartContract.Solidity.CodeCompiler do
     compiler_version = Keyword.fetch!(params, :compiler_version)
     code = Keyword.fetch!(params, :code)
     optimize = Keyword.fetch!(params, :optimize)
-    _optimization_runs = Keyword.get(params, :optimization_runs, 200)
+    optimization_runs = params |> Keyword.get(:optimization_runs, 200) |> Integer.to_string()
     evm_version = Keyword.get(params, :evm_version, List.last(@allowed_evm_versions))
     external_libs = Keyword.get(params, :external_libs, %{})
 
@@ -87,6 +87,7 @@ defmodule Explorer.SmartContract.Solidity.CodeCompiler do
           code,
           compiler_version,
           optimize_value(optimize),
+          optimization_runs,
           @new_contract_name,
           external_libs_string,
           checked_evm_version

apps/explorer/priv/compile_solc.js

@@ -5,9 +5,10 @@ const solc = require('solc');
 var sourceCode = process.argv[2];
 var version = process.argv[3];
 var optimize = process.argv[4];
-var newContractName = process.argv[5];
-var externalLibraries = JSON.parse(process.argv[6])
-var evmVersion = process.argv[7]
+var optimizationRuns = parseInt(process.argv[5], 10);
+var newContractName = process.argv[6];
+var externalLibraries = JSON.parse(process.argv[7])
+var evmVersion = process.argv[8];
 
 var compiled_code = solc.loadRemoteVersion(version, function (err, solcSnapshot) {
   if (err) {
@@ -24,7 +25,7 @@ var compiled_code = solc.loadRemoteVersion(version, function (err, solcSnapshot)
         evmVersion: evmVersion,
         optimizer: {
           enabled: optimize == '1',
-          runs: 200
+          runs: optimizationRuns
         },
         libraries: {
           [newContractName]: externalLibraries