control/zone: Refactor addTimer

Anything adding a timer uses roughly the same process of building the
event data and timer from the event group, actions, and timer config. We
can adjust the method to do this for all callers.

Tested:
    Builds and passes unit tests.

Change-Id: I4013ff2f7bff65095a6e1db7075bc013da374f51
Signed-off-by: William A. Kennington III <wak@google.com>

3 files changed, 33 insertions, 55 deletions

diff --git a/control/actions.cpp b/control/actions.cpp
index 923b1cc..0267c10 100644
--- a/control/actions.cpp
+++ b/control/actions.cpp
@@ -33,30 +33,7 @@ Action call_actions_based_on_timer(TimerConf&& tConf,
                 zone.findTimer(group, actions) ==
                     std::end(zone.getTimerEvents()))
             {
-                // Associate event data with timer
-                std::unique_ptr<EventData> eventData =
-                    std::make_unique<EventData>(
-                            group,
-                            "",
-                            nullptr,
-                            actions
-                    );
-                // Create/start timer and associate event data with it
-                std::unique_ptr<util::Timer> timer =
-                    std::make_unique<util::Timer>(
-                            zone.getEventLoop(),
-                            [&zone,
-                            actions = &actions,
-                            group = &group]()
-                            {
-                                zone.timerExpired(*group, *actions);
-                            });
-                if (!timer->running())
-                {
-                    timer->start(std::get<intervalPos>(tConf),
-                                 std::get<typePos>(tConf));
-                }
-                zone.addTimer(std::move(eventData), std::move(timer));
+                zone.addTimer(group, actions, tConf);
             }
             else
             {
diff --git a/control/zone.cpp b/control/zone.cpp
index 5f0c15d..ec0f944 100644
--- a/control/zone.cpp
+++ b/control/zone.cpp
@@ -335,29 +335,9 @@ void Zone::initEvent(const SetSpeedEvent& event)
     auto timerConf = std::get<timerConfPos>(event);
     if (std::get<intervalPos>(timerConf) != seconds(0))
     {
-        // Associate event data with timer
-        std::unique_ptr<EventData> eventData =
-            std::make_unique<EventData>(
-                    std::get<groupPos>(event),
-                    "",
-                    nullptr,
-                    std::get<actionsPos>(event)
-            );
-        std::unique_ptr<util::Timer> timer =
-            std::make_unique<util::Timer>(
-                _eventLoop,
-                [this,
-                 action = &(std::get<actionsPos>(event)),
-                 group = &(std::get<groupPos>(event))]()
-                 {
-                     this->timerExpired(*group, *action);
-                 });
-        if (!timer->running())
-        {
-            timer->start(std::get<intervalPos>(timerConf),
-                         std::get<typePos>(timerConf));
-        }
-        addTimer(std::move(eventData), std::move(timer));
+        addTimer(std::get<groupPos>(event),
+                 std::get<actionsPos>(event),
+                 timerConf);
     }
     // Run action functions for initial event state
     std::for_each(
@@ -448,6 +428,29 @@ std::vector<TimerEvent>::iterator Zone::findTimer(
     return _timerEvents.end();
 }
 
+void Zone::addTimer(const Group& group,
+                    const std::vector<Action>& actions,
+                    const TimerConf& tConf)
+{
+    // Associate event data with timer
+    auto data = std::make_unique<EventData>(
+            group,
+            "",
+            nullptr,
+            actions
+    );
+    auto timer = std::make_unique<util::Timer>(
+        _eventLoop,
+        std::bind(&Zone::timerExpired, this, group, actions)
+    );
+    if (!timer->running())
+    {
+        timer->start(std::get<intervalPos>(tConf),
+                     std::get<typePos>(tConf));
+    }
+    _timerEvents.emplace_back(std::move(data), std::move(timer));
+}
+
 void Zone::timerExpired(Group eventGroup, std::vector<Action> eventActions)
 {
     // Perform the actions
diff --git a/control/zone.hpp b/control/zone.hpp
index e035a64..4f4dfb6 100644
--- a/control/zone.hpp
+++ b/control/zone.hpp
@@ -367,15 +367,13 @@ class Zone
         /**
          * @brief Add a timer to the list of timer based events
          *
-         * @param[in] data - Event data for timer
-         * @param[in] timer - Timer to be added
+         * @param[in] group - Group associated with a timer
+         * @param[in] actions - List of actions associated with a timer
+         * @param[in] tConf - Configuration for the new timer
          */
-        inline void addTimer(
-                std::unique_ptr<EventData>&& data,
-                std::unique_ptr<phosphor::fan::util::Timer>&& timer)
-        {
-            _timerEvents.emplace_back(std::move(data), std::move(timer));
-        };
+        void addTimer(const Group& group,
+                      const std::vector<Action>& actions,
+                      const TimerConf& tConf);
 
         /**
          * @brief Remove the given timer event