Replaced RetrieveTargetPinStates event with TC command

src/EventManager/Events/Event.hpp

@@ -32,7 +32,6 @@ namespace Bloom::Events
         EXTRACT_TARGET_DESCRIPTOR,
         TARGET_DESCRIPTOR_EXTRACTED,
         INSIGHT_THREAD_STATE_CHANGED,
-        RETRIEVE_TARGET_PIN_STATES,
         TARGET_PIN_STATES_RETRIEVED,
         SET_TARGET_PIN_STATE,
         RETRIEVE_STACK_POINTER_FROM_TARGET,

src/EventManager/Events/Events.hpp

@@ -19,7 +19,6 @@
 #include "ExtractTargetDescriptor.hpp"
 #include "TargetDescriptorExtracted.hpp"
 #include "InsightThreadStateChanged.hpp"
-#include "RetrieveTargetPinStates.hpp"
 #include "TargetPinStatesRetrieved.hpp"
 #include "SetTargetPinState.hpp"
 #include "RetrieveStackPointerFromTarget.hpp"

src/EventManager/Events/RetrieveTargetPinStates.hpp

@@ -1,27 +0,0 @@
-#pragma once
-
-#include <string>
-
-#include "Event.hpp"
-#include "TargetPinStatesRetrieved.hpp"
-
-namespace Bloom::Events
-{
-    class RetrieveTargetPinStates: public Event
-    {
-    public:
-        using TargetControllerResponseType = TargetPinStatesRetrieved;
-
-        static constexpr EventType type = EventType::RETRIEVE_TARGET_PIN_STATES;
-        static inline const std::string name = "RetrieveTargetPinStates";
-        int variantId = 0;
-
-        [[nodiscard]] EventType getType() const override {
-            return RetrieveTargetPinStates::type;
-        }
-
-        [[nodiscard]] std::string getName() const override {
-            return RetrieveTargetPinStates::name;
-        }
-    };
-}

src/TargetController/Commands/CommandTypes.hpp

@@ -20,5 +20,6 @@ namespace Bloom::TargetController::Commands
         SET_BREAKPOINT,
         REMOVE_BREAKPOINT,
         SET_PROGRAM_COUNTER,
+        GET_TARGET_PIN_STATES,
     };
 }

src/TargetController/Commands/GetTargetPinStates.hpp

@@ -0,0 +1,31 @@
+#pragma once
+
+#include "Command.hpp"
+
+#include "src/TargetController/Responses/TargetPinStates.hpp"
+
+namespace Bloom::TargetController::Commands
+{
+    class GetTargetPinStates: public Command
+    {
+    public:
+        using SuccessResponseType = Responses::TargetPinStates;
+
+        static constexpr CommandType type = CommandType::GET_TARGET_PIN_STATES;
+        static inline const std::string name = "GetTargetPinStates";
+
+        int variantId = 0;
+
+        explicit GetTargetPinStates(int variantId)
+            : variantId(variantId)
+        {};
+
+        [[nodiscard]] CommandType getType() const override {
+            return GetTargetPinStates::type;
+        }
+
+        [[nodiscard]] bool requiresStoppedTargetState() const override {
+            return true;
+        }
+    };
+}

src/TargetController/Responses/ResponseTypes.hpp

@@ -11,5 +11,6 @@ namespace Bloom::TargetController::Responses
         TARGET_REGISTERS_READ,
         TARGET_MEMORY_READ,
         TARGET_STATE,
+        TARGET_PIN_STATES,
     };
 }

src/TargetController/Responses/TargetPinStates.hpp

@@ -0,0 +1,24 @@
+#pragma once
+
+#include "Response.hpp"
+
+#include "src/Targets/TargetPinDescriptor.hpp"
+
+namespace Bloom::TargetController::Responses
+{
+    class TargetPinStates: public Response
+    {
+    public:
+        static constexpr ResponseType type = ResponseType::TARGET_PIN_STATES;
+
+        Targets::TargetPinStateMappingType pinStatesByNumber;
+
+        explicit TargetPinStates(const Targets::TargetPinStateMappingType& pinStatesByNumber)
+            : pinStatesByNumber(pinStatesByNumber)
+        {}
+
+        [[nodiscard]] ResponseType getType() const override {
+            return TargetPinStates::type;
+        }
+    };
+}

src/TargetController/TargetControllerComponent.cpp

@@ -34,10 +34,12 @@ namespace Bloom::TargetController
     using Commands::SetBreakpoint;
     using Commands::RemoveBreakpoint;
     using Commands::SetProgramCounter;
+    using Commands::GetTargetPinStates;
 
     using Responses::Response;
     using Responses::TargetRegistersRead;
     using Responses::TargetMemoryRead;
+    using Responses::TargetPinStates;
 
     TargetControllerComponent::TargetControllerComponent(
         const ProjectConfig& projectConfig,
@@ -399,11 +401,11 @@ namespace Bloom::TargetController
         this->deregisterCommandHandler(SetBreakpoint::type);
         this->deregisterCommandHandler(RemoveBreakpoint::type);
         this->deregisterCommandHandler(SetProgramCounter::type);
+        this->deregisterCommandHandler(GetTargetPinStates::type);
 
         this->eventListener->deregisterCallbacksForEventType<Events::DebugSessionFinished>();
         this->eventListener->deregisterCallbacksForEventType<Events::ExtractTargetDescriptor>();
         this->eventListener->deregisterCallbacksForEventType<Events::InsightThreadStateChanged>();
-        this->eventListener->deregisterCallbacksForEventType<Events::RetrieveTargetPinStates>();
         this->eventListener->deregisterCallbacksForEventType<Events::SetTargetPinState>();
         this->eventListener->deregisterCallbacksForEventType<Events::RetrieveStackPointerFromTarget>();
 
@@ -470,6 +472,10 @@ namespace Bloom::TargetController
             std::bind(&TargetControllerComponent::handleSetProgramCounter, this, std::placeholders::_1)
         );
 
+        this->registerCommandHandler<GetTargetPinStates>(
+            std::bind(&TargetControllerComponent::handleGetTargetPinStates, this, std::placeholders::_1)
+        );
+
         this->eventListener->registerCallbackForEventType<Events::DebugSessionFinished>(
             std::bind(&TargetControllerComponent::onDebugSessionFinishedEvent, this, std::placeholders::_1)
         );
@@ -478,10 +484,6 @@ namespace Bloom::TargetController
             std::bind(&TargetControllerComponent::onExtractTargetDescriptor, this, std::placeholders::_1)
         );
 
-        this->eventListener->registerCallbackForEventType<Events::RetrieveTargetPinStates>(
-            std::bind(&TargetControllerComponent::onRetrieveTargetPinStatesEvent, this, std::placeholders::_1)
-        );
-
         this->eventListener->registerCallbackForEventType<Events::SetTargetPinState>(
             std::bind(&TargetControllerComponent::onSetPinStateEvent, this, std::placeholders::_1)
         );
@@ -877,25 +879,8 @@ namespace Bloom::TargetController
         return std::make_unique<Response>();
     }
 
-    void TargetControllerComponent::onRetrieveTargetPinStatesEvent(const Events::RetrieveTargetPinStates& event) {
-        try {
-            if (this->target->getState() != TargetState::STOPPED) {
-                throw TargetOperationFailure(
-                    "Invalid target state - target must be stopped before pin states can be retrieved"
-                );
-            }
-
-            auto pinStatesRetrieved = std::make_shared<Events::TargetPinStatesRetrieved>();
-            pinStatesRetrieved->correlationId = event.id;
-            pinStatesRetrieved->variantId = event.variantId;
-            pinStatesRetrieved->pinSatesByNumber = this->target->getPinStates(event.variantId);
-
-            EventManager::triggerEvent(pinStatesRetrieved);
-
-        } catch (const TargetOperationFailure& exception) {
-            Logger::error("Failed to retrieve target pin states - " + exception.getMessage());
-            this->emitErrorEvent(event.id, exception.getMessage());
-        }
+    std::unique_ptr<TargetPinStates> TargetControllerComponent::handleGetTargetPinStates(GetTargetPinStates& command) {
+        return std::make_unique<TargetPinStates>(this->target->getPinStates(command.variantId));
     }
 
     void TargetControllerComponent::onSetPinStateEvent(const Events::SetTargetPinState& event) {

src/TargetController/TargetControllerComponent.hpp

@@ -30,12 +30,14 @@
 #include "Commands/SetBreakpoint.hpp"
 #include "Commands/RemoveBreakpoint.hpp"
 #include "Commands/SetProgramCounter.hpp"
+#include "Commands/GetTargetPinStates.hpp"
 
 // Responses
 #include "Responses/Response.hpp"
 #include "Responses/TargetState.hpp"
 #include "Responses/TargetRegistersRead.hpp"
 #include "Responses/TargetMemoryRead.hpp"
+#include "Responses/TargetPinStates.hpp"
 
 #include "TargetControllerState.hpp"
 
@@ -312,13 +314,7 @@ namespace Bloom::TargetController
         std::unique_ptr<Responses::Response> handleSetBreakpoint(Commands::SetBreakpoint& command);
         std::unique_ptr<Responses::Response> handleRemoveBreakpoint(Commands::RemoveBreakpoint& command);
         std::unique_ptr<Responses::Response> handleSetProgramCounter(Commands::SetProgramCounter& command);
-
-        /**
-         * Will attempt to obtain the pin states from the target. Will emit a TargetPinStatesRetrieved event on success.
-         *
-         * @param event
-         */
-        void onRetrieveTargetPinStatesEvent(const Events::RetrieveTargetPinStates& event);
+        std::unique_ptr<Responses::TargetPinStates> handleGetTargetPinStates(Commands::GetTargetPinStates& command);
 
         /**
          * Will update a pin state for a particular pin. Will emit a TargetPinStatesRetrieved with the new pin

src/TargetController/TargetControllerConsole.cpp

@@ -17,6 +17,7 @@
 #include "Commands/SetBreakpoint.hpp"
 #include "Commands/RemoveBreakpoint.hpp"
 #include "Commands/SetProgramCounter.hpp"
+#include "Commands/GetTargetPinStates.hpp"
 
 #include "src/Logger/Logger.hpp"
 
@@ -38,6 +39,7 @@ namespace Bloom::TargetController
     using Commands::SetBreakpoint;
     using Commands::RemoveBreakpoint;
     using Commands::SetProgramCounter;
+    using Commands::GetTargetPinStates;
 
     TargetControllerConsole::TargetControllerConsole(EventListener& eventListener)
         : eventListener(eventListener)
@@ -166,10 +168,10 @@ namespace Bloom::TargetController
     }
 
     Targets::TargetPinStateMappingType TargetControllerConsole::getPinStates(int variantId) {
-        auto requestEvent = std::make_shared<RetrieveTargetPinStates>();
-        requestEvent->variantId = variantId;
-
-        return this->triggerTargetControllerEventAndWaitForResponse(requestEvent)->pinSatesByNumber;
+        return this->commandManager.sendCommandAndWaitForResponse(
+            std::make_unique<GetTargetPinStates>(variantId),
+            this->defaultTimeout
+        )->pinStatesByNumber;
     }
 
     void TargetControllerConsole::setPinState(TargetPinDescriptor pinDescriptor, TargetPinState pinState) {