Ability to send on the QuantinuumConfig.simulator field (#3451)

Signed-off-by: Thien Nguyen <[email protected]>

Author: 1tnguyen

runtime/cudaq/platform/default/rest/helpers/quantinuum/QuantinuumServerHelper.cpp

@@ -46,6 +46,8 @@ class QuantinuumServerHelper : public ServerHelper, public QirServerHelper {
   std::optional<int> maxCost;
   /// @brief Enable/disable noisy simulation on emulator.
   std::optional<bool> noisySim;
+  /// @brief The type of simulator to use if machine is a simulator.
+  std::string simulator;
   /// @brief The Nexus project ID
   std::string projectId = "";
   /// @brief Time string, when the last tokens were retrieved
@@ -126,6 +128,11 @@ class QuantinuumServerHelper : public ServerHelper, public QirServerHelper {
       noisySim = (iter->second == "true");
     }
 
+    // Simulator name
+    iter = backendConfig.find("simulator");
+    if (iter != backendConfig.end())
+      simulator = iter->second;
+
     // Set an alternate base URL if provided
     iter = backendConfig.find("url");
     if (iter != backendConfig.end()) {
@@ -375,6 +382,10 @@ QuantinuumServerHelper::createJob(std::vector<KernelExecution> &circuitCodes) {
       j["data"]["attributes"]["definition"]["backend_config"]
        ["noisy_simulation"] = noisySim.value() ? "true" : "false";
 
+    if (!simulator.empty())
+      j["data"]["attributes"]["definition"]["backend_config"]["simulator"] =
+          simulator;
+
     // Add program items
     j["data"]["attributes"]["definition"]["items"] = ServerMessage::array();
     ServerMessage item = ServerMessage::object();

runtime/cudaq/platform/default/rest/helpers/quantinuum/quantinuum.yml

@@ -82,3 +82,8 @@ target-arguments:
     type: string
     platform-arg: extra_payload_provider
     help-string: "Specify the extra payload provider if any."
+  - key: simulator
+    required: false
+    type: string
+    platform-arg: simulator
+    help-string: "If machine is a simulator, the type of simulator to use."