esphome/esphome/components/ble_client/sensor/ble_rssi_sensor.cpp

80 lines
2.3 KiB
C++

#include "ble_rssi_sensor.h"
#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
#include "esphome/core/application.h"
#include "esphome/core/helpers.h"
#include "esphome/core/log.h"
#ifdef USE_ESP32
namespace esphome {
namespace ble_client {
static const char *const TAG = "ble_rssi_sensor";
void BLEClientRSSISensor::loop() {}
void BLEClientRSSISensor::dump_config() {
LOG_SENSOR("", "BLE Client RSSI Sensor", this);
ESP_LOGCONFIG(TAG, " MAC address : %s", this->parent()->address_str().c_str());
LOG_UPDATE_INTERVAL(this);
}
void BLEClientRSSISensor::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
esp_ble_gattc_cb_param_t *param) {
switch (event) {
case ESP_GATTC_CLOSE_EVT: {
this->status_set_warning();
this->publish_state(NAN);
break;
}
case ESP_GATTC_SEARCH_CMPL_EVT: {
this->node_state = espbt::ClientState::ESTABLISHED;
if (this->should_update_) {
this->should_update_ = false;
this->get_rssi_();
}
break;
}
default:
break;
}
}
void BLEClientRSSISensor::gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) {
switch (event) {
// server response on RSSI request:
case ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT:
if (param->read_rssi_cmpl.status == ESP_BT_STATUS_SUCCESS) {
int8_t rssi = param->read_rssi_cmpl.rssi;
ESP_LOGI(TAG, "ESP_GAP_BLE_READ_RSSI_COMPLETE_EVT RSSI: %d", rssi);
this->status_clear_warning();
this->publish_state(rssi);
}
break;
default:
break;
}
}
void BLEClientRSSISensor::update() {
if (this->node_state != espbt::ClientState::ESTABLISHED) {
ESP_LOGW(TAG, "[%s] Cannot poll, not connected", this->get_name().c_str());
this->should_update_ = true;
return;
}
this->get_rssi_();
}
void BLEClientRSSISensor::get_rssi_() {
ESP_LOGV(TAG, "requesting rssi from %s", this->parent()->address_str().c_str());
auto status = esp_ble_gap_read_rssi(this->parent()->get_remote_bda());
if (status != ESP_OK) {
ESP_LOGW(TAG, "esp_ble_gap_read_rssi error, address=%s, status=%d", this->parent()->address_str().c_str(), status);
this->status_set_warning();
this->publish_state(NAN);
}
}
} // namespace ble_client
} // namespace esphome
#endif