From: David Woodhouse <dwmw@amazon.co.uk>
Date: Sun, 15 Dec 2024 16:49:32 +0000 (+0000)
Subject: Fix thermostat restart for UFH
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=3f76751eaf2bcc4a998c42655eee1e48bce4a11b;p=users%2Fdwmw2%2Fesp32-pool.git

Fix thermostat restart for UFH

The thermostat doesn't know whether the heater is actually on or not, when
it re-engages heating mode. Tell it, otherwise it might leave the heating
on (or off) for ever.
---

diff --git a/ufh.yaml b/ufh.yaml
index 6c5b2b4..5e221cf 100644
--- a/ufh.yaml
+++ b/ufh.yaml
@@ -218,6 +218,14 @@ climate:
       - switch.turn_on: ufh_relay
     idle_action:
       - switch.turn_off: ufh_relay
+    heat_mode:
+      - lambda: |-
+         // If the heater is already on, let the thermostat know. Otherwise it won't turn it off!
+         if (id(ufh_relay).state)
+           id(ntc_climate)->action = esphome::climate::CLIMATE_ACTION_HEATING;
+         else
+           id(ntc_climate)->action = esphome::climate::CLIMATE_ACTION_IDLE;
+         ESP_LOGD("ufh", "Start heating, current action %s", LOG_STR_ARG(climate_action_to_string(id(ntc_climate)->action)));
     on_control:
       - lambda: |-
            auto temp = x.get_target_temperature();