Updates

esphome/ha-remote/ha-remote-1.base.yaml

@@ -3,6 +3,7 @@ psram:
   speed: 80MHz
 
 i2c:
+  id: i2c_main
   sda: 8
   scl: 9
 
@@ -48,6 +49,14 @@ globals:
     type: uint32_t
     restore_value: no
     initial_value: '0'
+  - id: last_battery_level_pct
+    type: float
+    restore_value: no
+    initial_value: '-1.0'
+  - id: battery_charging_inferred
+    type: bool
+    restore_value: no
+    initial_value: 'false'
 
 interval:
   - interval: 1s
@@ -129,3 +138,73 @@ font:
 # Note: On ESP32-S3-Touch-LCD-7, GPIO14 is used by the RGB display bus,
 # so it cannot be reused as ADC for battery telemetry in this display mode.
 
+# --- Battery fuel gauge (MAX17043) ---
+sensor:
+  - platform: max17043
+    id: max17043_battery
+    i2c_id: i2c_main
+    update_interval: 30s
+    battery_voltage:
+      name: "Remote Battery Voltage"
+      id: remote_battery_voltage
+      entity_category: diagnostic
+      device_class: voltage
+      state_class: measurement
+      accuracy_decimals: 3
+    battery_level:
+      name: "Remote Battery Level"
+      id: remote_battery_level
+      entity_category: diagnostic
+      device_class: battery
+      state_class: measurement
+      accuracy_decimals: 0
+      on_value:
+        then:
+          - lambda: |-
+              const float pct = x;
+              const bool valid = pct >= 0.0f && pct <= 100.0f;
+
+              // Infer charging from SOC trend when no dedicated charge-detect pin exists.
+              if (valid) {
+                  if (id(last_battery_level_pct) >= 0.0f) {
+                      if (pct > id(last_battery_level_pct) + 0.2f) {
+                          id(battery_charging_inferred) = true;
+                      } else if (pct < id(last_battery_level_pct) - 0.2f) {
+                          id(battery_charging_inferred) = false;
+                      }
+                  }
+                  id(last_battery_level_pct) = pct;
+              }
+
+              const char *icon = "\U000F0091";  // mdi:battery-unknown
+              if (!valid) {
+                  icon = "\U000F0091";  // mdi:battery-unknown
+              } else if (pct >= 99.0f) {
+                  icon = "\U000F0079";  // mdi:battery (full)
+              } else if (id(battery_charging_inferred)) {
+                  if (pct < 40.0f) {
+                      icon = "\U000F12A4";  // mdi:battery-charging-low
+                  } else if (pct < 80.0f) {
+                      icon = "\U000F12A5";  // mdi:battery-charging-medium
+                  } else {
+                      icon = "\U000F12A6";  // mdi:battery-charging-high
+                  }
+              } else {
+                  if (pct < 15.0f) {
+                      icon = "\U000F10CD";  // mdi:battery-alert-variant-outline
+                  } else if (pct < 40.0f) {
+                      icon = "\U000F12A1";  // mdi:battery-low
+                  } else if (pct < 80.0f) {
+                      icon = "\U000F12A2";  // mdi:battery-medium
+                  } else {
+                      icon = "\U000F12A3";  // mdi:battery-high
+                  }
+              }
+
+              lv_label_set_text(id(nav_battery_icon_home), icon);
+              lv_label_set_text(id(nav_battery_icon_living_room), icon);
+              lv_label_set_text(id(nav_battery_icon_kitchen), icon);
+              lv_label_set_text(id(nav_battery_icon_upstairs), icon);
+              lv_label_set_text(id(nav_battery_icon_office), icon);
+              lv_label_set_text(id(nav_battery_icon_garage), icon);
+              lv_label_set_text(id(nav_battery_icon_outside), icon);

esphome/ha-remote/ha-remote-1.ui.yaml

@@ -259,6 +259,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_home
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF
@@ -668,6 +669,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_living_room
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF
@@ -951,6 +953,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_kitchen
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF
@@ -1276,6 +1279,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_upstairs
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF
@@ -1727,6 +1731,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_office
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF
@@ -2094,6 +2099,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_garage
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF
@@ -2503,6 +2509,7 @@ lvgl:
                   styles: md3_chip
                   widgets:
                     - label:
+                        id: nav_battery_icon_outside
                         align: center
                         text_font: mdi_icons
                         text_color: 0xC4C6CF