Zwave JS display allowed range of config values (#21892)

* Zwave: Display allowed range of config values, catch wrong values

* allow min and max

* Update zwave_js-node-config.ts

src/panels/config/integrations/integration-panels/zwave_js/zwave_js-node-config.ts

@@ -275,6 +275,11 @@ class ZWaveJSNodeConfig extends LitElement {
           .disabled=${!item.metadata.writeable}
           @change=${this._numericInputChanged}
           .suffix=${item.metadata.unit}
+          .helper=${this.hass.localize(
+            "ui.panel.config.zwave_js.node_config.between_min_max",
+            { min: item.metadata.min, max: item.metadata.max }
+          )}
+          helperPersistent
         >
         </ha-textfield>`;
     }
@@ -356,6 +361,19 @@ class ZWaveJSNodeConfig extends LitElement {
     if (Number(this._config![ev.target.key].value) === value) {
       return;
     }
+    if (
+      (ev.target.min !== undefined && value < ev.target.min) ||
+      (ev.target.max !== undefined && value > ev.target.max)
+    ) {
+      this.setError(
+        ev.target.key,
+        this.hass.localize(
+          "ui.panel.config.zwave_js.node_config.error_not_in_range",
+          { min: ev.target.min, max: ev.target.max }
+        )
+      );
+      return;
+    }
     this.setResult(ev.target.key, undefined);
     this._updateConfigParameter(ev.target, value);
   }

src/translations/en.json

@@ -4895,6 +4895,8 @@
             "zwave_js_device_database": "Z-Wave JS Device Database",
             "battery_device_notice": "Battery devices must be awake to update their config. Please refer to your device manual for instructions on how to wake the device.",
             "parameter_is_read_only": "This parameter is read-only.",
+            "between_min_max": "Between {min} and {max}",
+            "error_not_in_range": "Value must be between {min} and {max}",
             "error_device_not_found": "Device not found",
             "set_param_accepted": "The parameter has been updated.",
             "set_param_queued": "The parameter change has been queued, and will be updated when the device wakes up.",