Move xplat/sonar/xplat/Sonar* to Flipper*

Summary:
Part of the Sonar -> Flipper rename
Intentionally left externally visible buck target as Sonar for now to minimize diff size.

Reviewed By: passy

Differential Revision: D9871684

fbshipit-source-id: 6926eb62c578a05cd895745c75ed7da3cfe965b5

xplat/Flipper/SonarState.cpp

@@ -0,0 +1,69 @@
+/*
+ *  Copyright (c) 2018-present, Facebook, Inc.
+ *
+ *  This source code is licensed under the MIT license found in the LICENSE
+ *  file in the root directory of this source tree.
+ *
+ */
+#include "SonarState.h"
+#include "SonarStateUpdateListener.h"
+#include "SonarStep.h"
+#include <vector>
+
+using namespace facebook::flipper;
+
+/* Class responsible for collecting state updates and combining them into a
+ * view of the current state of the sonar client. */
+
+
+SonarState::SonarState(): log("") {}
+void SonarState::setUpdateListener(
+    std::shared_ptr<SonarStateUpdateListener> listener) {
+  mListener = listener;
+}
+
+void SonarState::started(std::string step) {
+  if (stateMap.find(step) == stateMap.end()) {
+    insertOrder.push_back(step);
+  }
+  stateMap[step] = State::in_progress;
+  if (mListener) {
+    mListener->onUpdate();
+  }
+}
+
+void SonarState::success(std::string step) {
+  log = log + "[Success] " + step + "\n";
+  stateMap[step] = State::success;
+  if (mListener) {
+    mListener->onUpdate();
+  }
+}
+
+void SonarState::failed(std::string step, std::string errorMessage) {
+  log = log + "[Failed] " + step + ": " + errorMessage + "\n";
+  stateMap[step] = State::failed;
+  if (mListener) {
+    mListener->onUpdate();
+  }
+}
+
+// TODO: Currently returns string, but should really provide a better
+// representation of the current state so the UI can show it in a more intuitive
+// way
+std::string SonarState::getState() {
+  return log;
+}
+
+std::vector<StateElement> SonarState::getStateElements() {
+  std::vector<StateElement> v;
+  for (auto stepName : insertOrder) {
+    v.push_back(StateElement(stepName, stateMap[stepName]));
+  }
+  return v;
+}
+
+std::shared_ptr<SonarStep> SonarState::start(std::string step_name) {
+  started(step_name);
+  return std::make_shared<SonarStep>(step_name, this);
+}