Add hide completed option to hui-todo-list-card (#22323)

src/panels/lovelace/cards/hui-todo-list-card.ts

@@ -275,7 +275,7 @@ export class HuiTodoListCard extends LitElement implements LovelaceCard {
                     "ui.panel.lovelace.cards.todo-list.no_unchecked_items"
                   )}
                 </p>`}
-            ${checkedItems.length
+            ${!this._config.hide_completed && checkedItems.length
               ? html`
                   <div role="separator">
                     <div class="divider"></div>

src/panels/lovelace/cards/types.ts

@@ -453,6 +453,7 @@ export interface TodoListCardConfig extends LovelaceCardConfig {
   title?: string;
   theme?: string;
   entity?: string;
+  hide_completed?: boolean;
 }
 
 export interface StackCardConfig extends LovelaceCardConfig {

src/panels/lovelace/editor/config-elements/hui-todo-list-editor.ts

@@ -1,6 +1,6 @@
 import { CSSResultGroup, html, LitElement, nothing } from "lit";
 import { customElement, property, state } from "lit/decorators";
-import { assert, assign, object, optional, string } from "superstruct";
+import { assert, assign, boolean, object, optional, string } from "superstruct";
 import { isComponentLoaded } from "../../../../common/config/is_component_loaded";
 import { fireEvent } from "../../../../common/dom/fire_event";
 import "../../../../components/ha-alert";
@@ -18,6 +18,7 @@ const cardConfigStruct = assign(
     title: optional(string()),
     theme: optional(string()),
     entity: optional(string()),
+    hide_completed: optional(boolean()),
   })
 );
 
@@ -30,6 +31,7 @@ const SCHEMA = [
     },
   },
   { name: "theme", selector: { theme: {} } },
+  { name: "hide_completed", selector: { boolean: {} } },
 ] as const;
 
 @customElement("hui-todo-list-card-editor")
@@ -87,6 +89,10 @@ export class HuiTodoListEditor
         )} (${this.hass!.localize(
           "ui.panel.lovelace.editor.card.config.optional"
         )})`;
+      case "hide_completed":
+        return this.hass!.localize(
+          "ui.panel.lovelace.editor.card.todo-list.hide_completed"
+        );
       default:
         return this.hass!.localize(
           `ui.panel.lovelace.editor.card.generic.${schema.name}`

src/translations/en.json

@@ -6132,7 +6132,8 @@
             "todo-list": {
               "name": "To-do list",
               "description": "The to-do list card allows you to add, edit, check-off, and clear items from your to-do list.",
-              "integration_not_loaded": "This card requires the `todo` integration to be set up."
+              "integration_not_loaded": "This card requires the `todo` integration to be set up.",
+              "hide_completed": "Hide completed items"
             },
             "thermostat": {
               "name": "Thermostat",