From ac112a32c998d4cd84144d7bce58bb0d1040b43d Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Sun, 27 Nov 2022 14:39:35 -1000
Subject: [PATCH] Add logging for BLE connection slots (#4098)

---
 .../components/bluetooth_proxy/bluetooth_proxy.cpp | 14 ++++++++++++++
 .../components/bluetooth_proxy/bluetooth_proxy.h   | 10 +---------
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp b/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp
index 834901fbdc..eead2a8aea 100644
--- a/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp
+++ b/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp
@@ -52,6 +52,20 @@ void BluetoothProxy::dump_config() {
   ESP_LOGCONFIG(TAG, "  Active: %s", YESNO(this->active_));
 }
 
+int BluetoothProxy::get_bluetooth_connections_free() {
+  int free = 0;
+  for (auto *connection : this->connections_) {
+    if (connection->address_ == 0) {
+      free++;
+      ESP_LOGV(TAG, "[%d] Free connection", connection->get_connection_index());
+    } else {
+      ESP_LOGV(TAG, "[%d] Used connection by [%s]", connection->get_connection_index(),
+               connection->address_str().c_str());
+    }
+  }
+  return free;
+}
+
 void BluetoothProxy::loop() {
   if (!api::global_api_server->is_connected()) {
     for (auto *connection : this->connections_) {
diff --git a/esphome/components/bluetooth_proxy/bluetooth_proxy.h b/esphome/components/bluetooth_proxy/bluetooth_proxy.h
index b33e084b70..b1353b13da 100644
--- a/esphome/components/bluetooth_proxy/bluetooth_proxy.h
+++ b/esphome/components/bluetooth_proxy/bluetooth_proxy.h
@@ -41,15 +41,7 @@ class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Com
   void bluetooth_gatt_send_services(const api::BluetoothGATTGetServicesRequest &msg);
   void bluetooth_gatt_notify(const api::BluetoothGATTNotifyRequest &msg);
 
-  int get_bluetooth_connections_free() {
-    int free = 0;
-    for (auto *connection : this->connections_) {
-      if (connection->address_ == 0) {
-        free++;
-      }
-    }
-    return free;
-  }
+  int get_bluetooth_connections_free();
   int get_bluetooth_connections_limit() { return this->connections_.size(); }
 
   void set_active(bool active) { this->active_ = active; }