From 4807f8e300695c1bc15fe3fd0a06bd25086439b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gr=C3=A9goire=20Seux?= <grego_github@familleseux.net>
Date: Thu, 2 Jan 2025 17:48:08 +0100
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20Improve=20board=20type=20detection?=
 =?UTF-8?q?=20for=20ESP32?=
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This will help cases where heishamon < 3.9 is running
---
 custom_components/aquarea/definitions.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/custom_components/aquarea/definitions.py b/custom_components/aquarea/definitions.py
index 516df9c..cda9af7 100644
--- a/custom_components/aquarea/definitions.py
+++ b/custom_components/aquarea/definitions.py
@@ -1067,8 +1067,12 @@ def read_board_type(json_doc: str) -> Optional[str]:
     if "board" in j:
         return j["board"]
     if "voltage" in j:
+        # ESP32 has a static 3.3V and more than 64k free heap
         if j["voltage"] != "3.3":
             return "ESP8266"
+        if "free heap" in j:
+            if float(j["free heap"]) > 65535:
+                return "ESP32"
     return None
 
 def ms_to_secs(value: Optional[float]) -> Optional[float]: