mirror of https://github.com/esphome/esphome.git
84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
#include "airthings_wave_base.h"
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#ifdef USE_ESP32
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namespace esphome {
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namespace airthings_wave_base {
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static const char *const TAG = "airthings_wave_base";
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void AirthingsWaveBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
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esp_ble_gattc_cb_param_t *param) {
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switch (event) {
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case ESP_GATTC_OPEN_EVT: {
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if (param->open.status == ESP_GATT_OK) {
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ESP_LOGI(TAG, "Connected successfully!");
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}
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break;
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}
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case ESP_GATTC_DISCONNECT_EVT: {
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ESP_LOGW(TAG, "Disconnected!");
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break;
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}
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case ESP_GATTC_SEARCH_CMPL_EVT: {
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this->handle_ = 0;
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auto *chr = this->parent()->get_characteristic(this->service_uuid_, this->sensors_data_characteristic_uuid_);
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if (chr == nullptr) {
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ESP_LOGW(TAG, "No sensor characteristic found at service %s char %s", this->service_uuid_.to_string().c_str(),
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this->sensors_data_characteristic_uuid_.to_string().c_str());
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break;
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}
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this->handle_ = chr->handle;
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this->node_state = esp32_ble_tracker::ClientState::ESTABLISHED;
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this->request_read_values_();
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break;
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}
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case ESP_GATTC_READ_CHAR_EVT: {
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if (param->read.conn_id != this->parent()->get_conn_id())
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break;
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if (param->read.status != ESP_GATT_OK) {
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ESP_LOGW(TAG, "Error reading char at handle %d, status=%d", param->read.handle, param->read.status);
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break;
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}
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if (param->read.handle == this->handle_) {
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this->read_sensors(param->read.value, param->read.value_len);
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}
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break;
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}
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default:
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break;
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}
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}
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bool AirthingsWaveBase::is_valid_voc_value_(uint16_t voc) { return 0 <= voc && voc <= 16383; }
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void AirthingsWaveBase::update() {
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if (this->node_state != esp32_ble_tracker::ClientState::ESTABLISHED) {
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if (!this->parent()->enabled) {
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ESP_LOGW(TAG, "Reconnecting to device");
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this->parent()->set_enabled(true);
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this->parent()->connect();
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} else {
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ESP_LOGW(TAG, "Connection in progress");
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}
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}
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}
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void AirthingsWaveBase::request_read_values_() {
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auto status = esp_ble_gattc_read_char(this->parent()->get_gattc_if(), this->parent()->get_conn_id(), this->handle_,
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ESP_GATT_AUTH_REQ_NONE);
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if (status) {
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ESP_LOGW(TAG, "Error sending read request for sensor, status=%d", status);
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}
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}
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} // namespace airthings_wave_base
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} // namespace esphome
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#endif // USE_ESP32
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