diff --git a/esphome/components/esp32_ble/ble.cpp b/esphome/components/esp32_ble/ble.cpp index 756affaead..a54ee48b30 100644 --- a/esphome/components/esp32_ble/ble.cpp +++ b/esphome/components/esp32_ble/ble.cpp @@ -91,7 +91,16 @@ bool ESP32BLE::ble_setup_() { } } - err = esp_ble_gap_set_device_name(App.get_name().c_str()); + std::string name = App.get_name(); + if (name.length() > 20) { + if (App.is_name_add_mac_suffix_enabled()) { + name.erase(name.begin() + 13, name.end() - 7); // Remove characters between 13 and the mac address + } else { + name = name.substr(0, 20); + } + } + + err = esp_ble_gap_set_device_name(name.c_str()); if (err != ESP_OK) { ESP_LOGE(TAG, "esp_ble_gap_set_device_name failed: %d", err); return false; diff --git a/esphome/core/application.h b/esphome/core/application.h index c674210ac0..774f6e3aa8 100644 --- a/esphome/core/application.h +++ b/esphome/core/application.h @@ -38,6 +38,7 @@ namespace esphome { class Application { public: void pre_setup(const std::string &name, const char *compilation_time, bool name_add_mac_suffix) { + this->name_add_mac_suffix_ = name_add_mac_suffix; if (name_add_mac_suffix) { this->name_ = name + "-" + get_mac_address().substr(6); } else { @@ -97,6 +98,8 @@ class Application { /// Get the name of this Application set by set_name(). const std::string &get_name() const { return this->name_; } + bool is_name_add_mac_suffix_enabled() const { return this->name_add_mac_suffix_; } + const std::string &get_compilation_time() const { return this->compilation_time_; } /** Set the target interval with which to run the loop() calls. @@ -245,6 +248,7 @@ class Application { std::string name_; std::string compilation_time_; + bool name_add_mac_suffix_; uint32_t last_loop_{0}; uint32_t loop_interval_{16}; int dump_config_at_{-1};