Simplify dashboard background upload (#23633)

src/components/ha-file-upload.ts

@@ -1,7 +1,7 @@
 import "@material/mwc-linear-progress/mwc-linear-progress";
 import { mdiDelete, mdiFileUpload } from "@mdi/js";
 import type { PropertyValues, TemplateResult } from "lit";
-import { LitElement, css, html } from "lit";
+import { LitElement, css, html, nothing } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import { classMap } from "lit/directives/class-map";
 import { fireEvent } from "../common/dom/fire_event";
@@ -76,7 +76,7 @@ export class HaFileUpload extends LitElement {
     return html`
       ${this.uploading
         ? html`<div class="container">
-            <div class="row">
+            <div class="uploading">
               <span class="header"
                 >${this.value
                   ? this.hass?.localize(
@@ -88,12 +88,10 @@ export class HaFileUpload extends LitElement {
                     )}</span
               >
               ${this.progress
-                ? html`<span class="progress"
-                    >${this.progress}${blankBeforePercent(
-                      this.hass!.locale
-                    )}%</span
-                  >`
-                : ""}
+                ? html`<div class="progress">
+                    ${this.progress}${blankBeforePercent(this.hass!.locale)}%
+                  </div>`
+                : nothing}
             </div>
             <mwc-linear-progress
               .indeterminate=${!this.progress}
@@ -246,9 +244,21 @@ export class HaFileUpload extends LitElement {
           var(--mdc-text-field-idle-line-color, rgba(0, 0, 0, 0.42));
         cursor: pointer;
       }
+      .container .uploading {
+        display: flex;
+        flex-direction: column;
+        width: 100%;
+        align-items: flex-start;
+        padding: 0 32px;
+        box-sizing: border-box;
+      }
       :host([disabled]) .container {
         border-color: var(--disabled-color);
       }
+      label:hover,
+      label.dragged {
+        border-style: solid;
+      }
       label.dragged {
         border-color: var(--primary-color);
       }
@@ -274,14 +284,6 @@ export class HaFileUpload extends LitElement {
       .highlight {
         color: var(--primary-color);
       }
-      .row {
-        display: flex;
-        width: 100%;
-        align-items: center;
-        justify-content: space-between;
-        padding: 0 16px;
-        box-sizing: border-box;
-      }
       ha-button {
         margin-bottom: 4px;
       }
@@ -313,7 +315,7 @@ export class HaFileUpload extends LitElement {
       }
       mwc-linear-progress {
         width: 100%;
-        padding: 16px;
+        padding: 8px 32px;
         box-sizing: border-box;
       }
       .header {

src/components/ha-selector/ha-selector-background.ts

@@ -0,0 +1,96 @@
+import type { CSSResultGroup } from "lit";
+import { css, html, LitElement } from "lit";
+import { customElement, property, state } from "lit/decorators";
+import { fireEvent } from "../../common/dom/fire_event";
+import type { BackgroundSelector } from "../../data/selector";
+import type { HomeAssistant } from "../../types";
+import "../ha-picture-upload";
+import "../ha-alert";
+import type { HaPictureUpload } from "../ha-picture-upload";
+import { URL_PREFIX } from "../../data/image_upload";
+
+@customElement("ha-selector-background")
+export class HaBackgroundSelector extends LitElement {
+  @property({ attribute: false }) public hass!: HomeAssistant;
+
+  @property() public value?: any;
+
+  @property({ attribute: false }) public selector!: BackgroundSelector;
+
+  @property({ type: Boolean }) public disabled = false;
+
+  @property({ type: Boolean }) public required = true;
+
+  @state() private yamlBackground = false;
+
+  protected updated(changedProps) {
+    super.updated(changedProps);
+
+    if (changedProps.has("value")) {
+      this.yamlBackground = !!this.value && !this.value.startsWith(URL_PREFIX);
+    }
+  }
+
+  protected render() {
+    return html`
+      <div>
+        ${this.yamlBackground
+          ? html`
+              <ha-alert alert-type="info">
+                ${this.hass.localize(
+                  `ui.components.selectors.background.yaml_info`
+                )}
+                <ha-button slot="action" @click=${this._clearValue}>
+                  ${this.hass.localize(
+                    `ui.components.picture-upload.clear_picture`
+                  )}
+                </ha-button>
+              </ha-alert>
+            `
+          : html`
+              <ha-picture-upload
+                .hass=${this.hass}
+                .value=${this.value?.startsWith(URL_PREFIX) ? this.value : null}
+                .original=${this.selector.background?.original}
+                .cropOptions=${this.selector.background?.crop}
+                select-media
+                @change=${this._pictureChanged}
+              ></ha-picture-upload>
+            `}
+      </div>
+    `;
+  }
+
+  private _pictureChanged(ev) {
+    const value = (ev.target as HaPictureUpload).value;
+
+    fireEvent(this, "value-changed", { value: value ?? undefined });
+  }
+
+  private _clearValue() {
+    fireEvent(this, "value-changed", { value: undefined });
+  }
+
+  static get styles(): CSSResultGroup {
+    return css`
+      :host {
+        display: block;
+        position: relative;
+      }
+      div {
+        display: flex;
+        flex-direction: column;
+      }
+      ha-button {
+        white-space: nowrap;
+        --mdc-theme-primary: var(--primary-color);
+      }
+    `;
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "ha-selector-background": HaBackgroundSelector;
+  }
+}

src/components/ha-selector/ha-selector.ts

@@ -34,6 +34,7 @@ const LOAD_ELEMENTS = {
   floor: () => import("./ha-selector-floor"),
   label: () => import("./ha-selector-label"),
   image: () => import("./ha-selector-image"),
+  background: () => import("./ha-selector-background"),
   language: () => import("./ha-selector-language"),
   navigation: () => import("./ha-selector-navigation"),
   number: () => import("./ha-selector-number"),

src/data/selector.ts

@@ -46,6 +46,7 @@ export type Selector =
   | IconSelector
   | LabelSelector
   | ImageSelector
+  | BackgroundSelector
   | LanguageSelector
   | LocationSelector
   | MediaSelector
@@ -275,6 +276,10 @@ export interface ImageSelector {
   image: { original?: boolean; crop?: CropOptions } | null;
 }
 
+export interface BackgroundSelector {
+  background: { original?: boolean; crop?: CropOptions } | null;
+}
+
 export interface LabelSelector {
   label: {
     multiple?: boolean;

src/panels/lovelace/editor/view-editor/hui-view-background-editor.ts

@@ -6,7 +6,7 @@ import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../../../../common/dom/fire_event";
 import "../../../../components/ha-form/ha-form";
 import type { SchemaUnion } from "../../../../components/ha-form/types";
-import "../../../../components/ha-selector/ha-selector-image";
+import "../../../../components/ha-selector/ha-selector-background";
 import type { LovelaceViewConfig } from "../../../../data/lovelace/config/view";
 import type { HomeAssistant } from "../../../../types";
 
@@ -26,7 +26,7 @@ export class HuiViewBackgroundEditor extends LitElement {
   private _schema = memoizeOne((showSettings: boolean) => [
     {
       name: "image",
-      selector: { image: { original: true } },
+      selector: { background: { original: true } },
     },
     ...(showSettings
       ? ([

src/translations/en.json

@@ -392,6 +392,9 @@
           "upload": "Upload picture",
           "url": "Local path or web URL"
         },
+        "background": {
+          "yaml_info": "Background image is set via yaml editor."
+        },
         "location": {
           "latitude": "[%key:ui::panel::config::zone::detail::latitude%]",
           "longitude": "[%key:ui::panel::config::zone::detail::longitude%]",