1 files changed, 69 insertions, 0 deletions
diff --git a/src/diller/core.h b/src/diller/core.h
new file mode 100644
index 0000000..e9d5c28
--- /dev/null
+++ b/src/diller/core.h
@@ -0,0 +1,69 @@
+#pragma once
+
+#include "diller/utils.h"
+
+namespace diller {
+namespace core {
+
+using diller::utils::property;
+
+template<uint8_t max_property_count>
+using props = diller::utils::properties<max_property_count>;
+
+enum class diller_error : uint8_t {
+  OK, INVAL, NOMEM
+};
+
+static
+const char * to_string(diller_error err) {
+  switch (err) {
+    case diller_error::OK:
+      return "ok";
+    case diller_error::INVAL:
+      return "inval";
+    case diller_error::NOMEM:
+      return "nomem";
+    default:
+      return "unknown";
+  }
+}
+
+enum class property_action : uint8_t {
+  VALUE,
+  NAME,
+  DESCRIPTION,
+};
+
+class property_action_listener {
+  public:
+  virtual void on_property_action(const property *, property_action) = 0;
+};
+
+template<uint8_t number_of_properties>
+class core {
+  public:
+    core(const String &mqtt_host, int mqtt_port);
+    void set_property_action_listener(property_action_listener *);
+
+    void setup();
+    void loop();
+
+    bool connected() const;
+
+    diller_error cmd_property(const char *id, const char *value, const char *name);
+    props<number_of_properties> properties;
+
+    const String mqtt_host;
+    const int mqtt_port = 1883;
+    String mac;
+    String client_id;
+
+  private:
+    void callback(char* topic_, byte* payload, unsigned int length);
+    property_action_listener *property_action_listener_;
+};
+
+} // namespace core
+} // namespace diller
+
+#include "diller/core_impl.h"