UI Editor for gauge card (#2229)

* UI editor for `gauge` card

Need to develop a severity input method still

* Config works well but no preview showing

* Add `sensor` domain filter

* Remove `id`

src/panels/lovelace/cards/hui-gauge-card.ts

@@ -6,7 +6,7 @@ import {
 } from "@polymer/lit-element";
 import { TemplateResult } from "lit-html";
 
-import { LovelaceCard } from "../types";
+import { LovelaceCard, LovelaceCardEditor } from "../types";
 import { LovelaceCardConfig } from "../../../data/lovelace";
 import { HomeAssistant } from "../../../types";
 import { fireEvent } from "../../../common/dom/fire_event";
@@ -18,17 +18,23 @@ import computeStateName from "../../../common/entity/compute_state_name";
 
 import "../../../components/ha-card";
 
-interface Config extends LovelaceCardConfig {
+export interface SeverityConfig {
+  green?: number;
+  yellow?: number;
+  red?: number;
+}
+
+export interface Config extends LovelaceCardConfig {
   entity: string;
   name?: string;
   unit?: string;
   min?: number;
   max?: number;
-  severity?: object;
+  severity?: SeverityConfig;
   theme?: string;
 }
 
-const severityMap = {
+export const severityMap = {
   red: "var(--label-badge-red)",
   green: "var(--label-badge-green)",
   yellow: "var(--label-badge-yellow)",
@@ -36,6 +42,14 @@ const severityMap = {
 };
 
 class HuiGaugeCard extends LitElement implements LovelaceCard {
+  public static async getConfigElement(): Promise<LovelaceCardEditor> {
+    await import("../editor/config-elements/hui-gauge-card-editor");
+    return document.createElement("hui-gauge-card-editor");
+  }
+  public static getStubConfig(): object {
+    return {};
+  }
+
   public hass?: HomeAssistant;
   private _config?: Config;
 

src/panels/lovelace/editor/config-elements/hui-gauge-card-editor.ts

@@ -0,0 +1,242 @@
+import { html, LitElement, PropertyDeclarations } from "@polymer/lit-element";
+import { TemplateResult } from "lit-html";
+import { struct } from "../../common/structs/struct";
+import "@polymer/paper-input/paper-input";
+import "@polymer/paper-toggle-button/paper-toggle-button";
+
+import { EntitiesEditorEvent, EditorTarget } from "../types";
+import { hassLocalizeLitMixin } from "../../../../mixins/lit-localize-mixin";
+import { HomeAssistant } from "../../../../types";
+import { LovelaceCardEditor } from "../../types";
+import { fireEvent } from "../../../../common/dom/fire_event";
+import { Config, SeverityConfig } from "../../cards/hui-gauge-card";
+import { configElementStyle } from "./config-elements-style";
+
+import "../../components/hui-theme-select-editor";
+import "../../components/hui-entity-editor";
+
+const cardConfigStruct = struct({
+  type: "string",
+  title: "string?",
+  entity: "string?",
+  unit: "string?",
+  min: "number?",
+  max: "number?",
+  severity: "object?",
+  theme: "string?",
+});
+
+export class HuiGaugeCardEditor extends hassLocalizeLitMixin(LitElement)
+  implements LovelaceCardEditor {
+  public hass?: HomeAssistant;
+  private _config?: Config;
+  private _useSeverity?: boolean;
+
+  public setConfig(config: Config): void {
+    config = cardConfigStruct(config);
+
+    this._useSeverity = config.severity ? true : false;
+
+    this._config = {
+      type: "gauge",
+      ...config,
+    };
+  }
+
+  static get properties(): PropertyDeclarations {
+    return { hass: {}, _config: {} };
+  }
+
+  get _title(): string {
+    return this._config!.title || "";
+  }
+
+  get _entity(): string {
+    return this._config!.entity || "";
+  }
+
+  get _unit(): string {
+    return this._config!.unit || "";
+  }
+
+  get _theme(): string {
+    return this._config!.theme || "default";
+  }
+
+  get _min(): number {
+    return this._config!.number || 0;
+  }
+
+  get _max(): number {
+    return this._config!.max || 100;
+  }
+
+  get _severity(): SeverityConfig | undefined {
+    return this._config!.severity || undefined;
+  }
+
+  protected render(): TemplateResult {
+    if (!this.hass) {
+      return html``;
+    }
+
+    return html`
+      ${configElementStyle} ${this.renderStyle()}
+      <div class="card-config">
+        <div class="side-by-side">
+          <paper-input
+            label="Title"
+            value="${this._title}"
+            .configValue=${"title"}
+            @value-changed="${this._valueChanged}"
+          ></paper-input>
+          <ha-entity-picker
+            .hass="${this.hass}"
+            .value="${this._entity}"
+            .configValue=${"entity"}
+            .domainFilter=${"sensor"}
+            @change="${this._valueChanged}"
+            allow-custom-entity
+          ></ha-entity-picker>
+        </div>
+        <div class="side-by-side">
+          <paper-input
+            label="Unit"
+            value="${this._unit}"
+            .configValue=${"unit"}
+            @value-changed="${this._valueChanged}"
+          ></paper-input>
+          <hui-theme-select-editor
+            .hass="${this.hass}"
+            .value="${this._theme}"
+            .configValue="${"theme"}"
+            @theme-changed="${this._valueChanged}"
+          ></hui-theme-select-editor>
+        </div>
+        <div class="side-by-side">
+          <paper-input
+            type="number"
+            label="Minimum"
+            value="${this._min}"
+            .configValue=${"min"}
+            @value-changed="${this._valueChanged}"
+          ></paper-input>
+          <paper-input
+            type="number"
+            label="Maximum"
+            value="${this._max}"
+            .configValue=${"max"}
+            @value-changed="${this._valueChanged}"
+          ></paper-input>
+        </div>
+        <div class="side-by-side">
+          <paper-toggle-button
+            ?checked="${this._useSeverity !== false}"
+            @change="${this._toggleSeverity}"
+            >Define Severity?</paper-toggle-button
+          >
+          <div class="severity">
+            <paper-input
+              type="number"
+              label="Green"
+              value="${this._severity ? this._severity.green : 0}"
+              .configValue=${"green"}
+              @value-changed="${this._severityChanged}"
+            ></paper-input>
+            <paper-input
+              type="number"
+              label="Yellow"
+              value="${this._severity ? this._severity.yellow : 0}"
+              .configValue=${"yellow"}
+              @value-changed="${this._severityChanged}"
+            ></paper-input>
+            <paper-input
+              type="number"
+              label="Red"
+              value="${this._severity ? this._severity.red : 0}"
+              .configValue=${"red"}
+              @value-changed="${this._severityChanged}"
+            ></paper-input>
+          </div>
+        </div>
+      </div>
+    `;
+  }
+
+  private renderStyle(): TemplateResult {
+    return html`
+      <style>
+        .severity {
+          display: none;
+          width: 100%;
+          padding-left: 16px;
+          flex-direction: row;
+          flex-wrap: wrap;
+        }
+        .severity > * {
+          flex: 1 0 30%;
+          padding-right: 4px;
+        }
+        paper-toggle-button[checked] ~ .severity {
+          display: flex;
+        }
+      </style>
+    `;
+  }
+
+  private _toggleSeverity(ev: EntitiesEditorEvent): void {
+    if (!this._config || !this.hass) {
+      return;
+    }
+    const target = ev.target! as EditorTarget;
+
+    this._config.severity = target.checked
+      ? {
+          green: 0,
+          yellow: 0,
+          red: 0,
+        }
+      : undefined;
+    fireEvent(this, "config-changed", { config: this._config });
+  }
+
+  private _severityChanged(ev: EntitiesEditorEvent): void {
+    if (!this._config || !this.hass) {
+      return;
+    }
+    const target = ev.target! as EditorTarget;
+    const severity = {
+      ...this._config.severity,
+      [target.configValue!]: Number(target.value),
+    };
+    this._config = {
+      ...this._config,
+      severity,
+    };
+    fireEvent(this, "config-changed", { config: this._config });
+  }
+
+  private _valueChanged(ev: EntitiesEditorEvent): void {
+    if (!this._config || !this.hass) {
+      return;
+    }
+    const target = ev.target! as EditorTarget;
+
+    if (target.configValue) {
+      let value: any = target.value;
+      if (target.type === "number") {
+        value = Number(value);
+      }
+      this._config = { ...this._config, [target.configValue!]: value };
+    }
+    fireEvent(this, "config-changed", { config: this._config });
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "hui-gauge-card-editor": HuiGaugeCardEditor;
+  }
+}
+
+customElements.define("hui-gauge-card-editor", HuiGaugeCardEditor);