new meter

components/loadbalancer/include/loadbalancer_events.h

@@ -0,0 +1,24 @@
+#pragma once
+#include "esp_event.h"
+#include <stdbool.h>
+#include <stdint.h>
+#include "esp_timer.h"
+
+ESP_EVENT_DECLARE_BASE(LOADBALANCER_EVENTS);
+
+typedef enum {
+    LOADBALANCER_EVENT_INIT,
+    LOADBALANCER_EVENT_STATE_CHANGED,
+    LOADBALANCER_EVENT_CHARGING_LIMIT_CHANGED
+} loadbalancer_event_id_t;
+
+typedef struct {
+    float limit;
+    int64_t timestamp_us;
+} loadbalancer_charging_limit_event_t;
+
+typedef struct {
+    bool enabled;
+    int64_t timestamp_us;
+} loadbalancer_state_event_t;
+