signalk_listener.h

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#ifndef _signalk_listener_H_
#define _signalk_listener_H_
 
#include <ArduinoJson.h>
 
#include <set>
 
#include "sensesp.h"
#include "sensesp/system/configurable.h"
#include "sensesp/system/observable.h"
#include "sensesp/system/valueproducer.h"
 
namespace sensesp {
static const char SIGNALKINPUT_SCHEMA[] PROGMEM = R"({
      "type": "object",
      "properties": {
            "sk_path": { "title": "Signal K Path", "type": "string" }
      }
  })";
 
class SKListener : virtual public Observable, public Configurable {
 public:
  SKListener(String sk_path, int listen_delay, String config_path="");
 
  String& get_sk_path() { return sk_path; }
 
  int get_listen_delay() { return listen_delay; }
 
  virtual void parse_value(const JsonObject& json) {}
 
  static const std::vector<SKListener*>& get_listeners() { return listeners; }
 
  static bool take_semaphore(unsigned long int timeout_ms = 0);
  static void release_semaphore();
 
 protected:
  String sk_path;
 
 private:
  static std::vector<SKListener*> listeners;
  int listen_delay;
  static SemaphoreHandle_t semaphore_;
 
  virtual void get_configuration(JsonObject& doc) override;
  virtual bool set_configuration(const JsonObject& config) override;
  virtual String get_config_schema() override;
 
  void set_sk_path(const String& path);
};
 
}  // namespace sensesp
 
#endif