PercentageController.h

#pragma once
 
#include "../SinricProRequest.h"
#include "../EventLimiter.h"
#include "../SinricProStrings.h"
 
#include "../SinricProNamespace.h"
namespace SINRICPRO_NAMESPACE {
 
FSTR(PERCENTAGE, setPercentage);      // "setPercentage"
FSTR(PERCENTAGE, percentage);         // "percentage"
FSTR(PERCENTAGE, adjustPercentage);   // "adjustPercentage"
 
using SetPercentageCallback = std::function<bool(const String &, int &)>;
using AdjustPercentageCallback = std::function<bool(const String &, int &)>;
 
 
template <typename T>
class PercentageController {
  public:
    PercentageController();
 
    void onSetPercentage(SetPercentageCallback cb);
    void onAdjustPercentage(AdjustPercentageCallback cb);
 
    bool sendSetPercentageEvent(int percentage, String cause = FSTR_SINRICPRO_PHYSICAL_INTERACTION);
 
  protected:
    bool handlePercentageController(SinricProRequest &request);
 
  private:
    EventLimiter event_limiter;
    SetPercentageCallback percentageCallback;
    AdjustPercentageCallback adjustPercentageCallback;
};
 
template <typename T>
PercentageController<T>::PercentageController()
: event_limiter(EVENT_LIMIT_STATE) { 
  T* device = static_cast<T*>(this);
  device->registerRequestHandler(std::bind(&PercentageController<T>::handlePercentageController, this, std::placeholders::_1)); 
}
 
template <typename T>
void PercentageController<T>::onSetPercentage(SetPercentageCallback cb) { percentageCallback = cb; }
 
template <typename T>
void PercentageController<T>::onAdjustPercentage(AdjustPercentageCallback cb) { adjustPercentageCallback = cb; }
 
template <typename T>
bool PercentageController<T>::sendSetPercentageEvent(int percentage, String cause) {
  if (event_limiter) return false;
  T* device = static_cast<T*>(this);
 
  JsonDocument eventMessage = device->prepareEvent(FSTR_PERCENTAGE_setPercentage, cause.c_str());
  JsonObject event_value = eventMessage[FSTR_SINRICPRO_payload][FSTR_SINRICPRO_value];
  event_value[FSTR_PERCENTAGE_percentage] = percentage;
  return device->sendEvent(eventMessage);
}
 
template <typename T>
bool PercentageController<T>::handlePercentageController(SinricProRequest &request) {
  T* device = static_cast<T*>(this);
 
  bool success = false;
 
  if (percentageCallback && request.action == FSTR_PERCENTAGE_setPercentage) {
    int percentage = request.request_value[FSTR_PERCENTAGE_percentage];
    success = percentageCallback(device->deviceId, percentage);
    request.response_value[FSTR_PERCENTAGE_percentage] = percentage;
    return success;
  }
 
  if (adjustPercentageCallback && request.action == FSTR_PERCENTAGE_adjustPercentage) {
    int percentage = request.request_value[FSTR_PERCENTAGE_percentage];
    success = adjustPercentageCallback(device->deviceId, percentage);
    request.response_value[FSTR_PERCENTAGE_percentage] = percentage;
    return success;
  }
  return success;
}
 
} // SINRICPRO_NAMESPACE
 
template <typename T>
using PercentageController = SINRICPRO_NAMESPACE::PercentageController<T>;