ESPHome  2022.12.8
xiaomi_cgpr1.cpp
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1 #include "xiaomi_cgpr1.h"
2 #include "esphome/core/log.h"
3 
4 #ifdef USE_ESP32
5 
6 namespace esphome {
7 namespace xiaomi_cgpr1 {
8 
9 static const char *const TAG = "xiaomi_cgpr1";
10 
12  ESP_LOGCONFIG(TAG, "Xiaomi CGPR1");
13  LOG_BINARY_SENSOR(" ", "Motion", this);
14  LOG_SENSOR(" ", "Idle Time", this->idle_time_);
15  LOG_SENSOR(" ", "Battery Level", this->battery_level_);
16  LOG_SENSOR(" ", "Illuminance", this->illuminance_);
17 }
18 
20  if (device.address_uint64() != this->address_) {
21  ESP_LOGVV(TAG, "parse_device(): unknown MAC address.");
22  return false;
23  }
24  ESP_LOGVV(TAG, "parse_device(): MAC address %s found.", device.address_str().c_str());
25 
26  bool success = false;
27  for (auto &service_data : device.get_service_datas()) {
28  auto res = xiaomi_ble::parse_xiaomi_header(service_data);
29  if (!res.has_value()) {
30  continue;
31  }
32  if (res->is_duplicate) {
33  continue;
34  }
35  if (res->has_encryption &&
36  (!(xiaomi_ble::decrypt_xiaomi_payload(const_cast<std::vector<uint8_t> &>(service_data.data), this->bindkey_,
37  this->address_)))) {
38  continue;
39  }
40  if (!(xiaomi_ble::parse_xiaomi_message(service_data.data, *res))) {
41  continue;
42  }
43  if (!(xiaomi_ble::report_xiaomi_results(res, device.address_str()))) {
44  continue;
45  }
46  if (res->idle_time.has_value() && this->idle_time_ != nullptr)
47  this->idle_time_->publish_state(*res->idle_time);
48  if (res->battery_level.has_value() && this->battery_level_ != nullptr)
49  this->battery_level_->publish_state(*res->battery_level);
50  if (res->illuminance.has_value() && this->illuminance_ != nullptr)
51  this->illuminance_->publish_state(*res->illuminance);
52  if (res->has_motion.has_value())
53  this->publish_state(*res->has_motion);
54  success = true;
55  }
56 
57  return success;
58 }
59 
60 void XiaomiCGPR1::set_bindkey(const std::string &bindkey) {
61  memset(bindkey_, 0, 16);
62  if (bindkey.size() != 32) {
63  return;
64  }
65  char temp[3] = {0};
66  for (int i = 0; i < 16; i++) {
67  strncpy(temp, &(bindkey.c_str()[i * 2]), 2);
68  bindkey_[i] = std::strtoul(temp, nullptr, 16);
69  }
70 }
71 
72 } // namespace xiaomi_cgpr1
73 } // namespace esphome
74 
75 #endif
void set_bindkey(const std::string &bindkey)
bool decrypt_xiaomi_payload(std::vector< uint8_t > &raw, const uint8_t *bindkey, const uint64_t &address)
Definition: xiaomi_ble.cpp:234
void publish_state(float state)
Publish a new state to the front-end.
Definition: sensor.cpp:72
void publish_state(bool state)
Publish a new state to the front-end.
const std::vector< ServiceData > & get_service_datas() const
bool parse_xiaomi_message(const std::vector< uint8_t > &message, XiaomiParseResult &result)
Definition: xiaomi_ble.cpp:90
optional< XiaomiParseResult > parse_xiaomi_header(const esp32_ble_tracker::ServiceData &service_data)
Definition: xiaomi_ble.cpp:138
bool report_xiaomi_results(const optional< XiaomiParseResult > &result, const std::string &address)
Definition: xiaomi_ble.cpp:322
Definition: a4988.cpp:4
bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override