fix(dees-element): Refactor project structure and update dependency versions. Internal modules (e.g. dees-element classes and directives) have been reorganized and deprecated paths removed, and package.json now includes an updated packageManager field.

ts/classes.dees-element.ts

@@ -0,0 +1,67 @@
+import * as plugins from './plugins.js';
+
+export class DeesElement extends plugins.lit.LitElement {
+  // INSTANCE
+  @plugins.lit.property({ type: Boolean })
+  public goBright: boolean = false;
+
+  // domtools
+  public domtoolsPromise: Promise<plugins.domtools.DomTools>;
+
+  @plugins.lit.property()
+  domtools?: plugins.domtools.DomTools;
+
+  public rxSubscriptions: plugins.smartrx.rxjs.Subscription[] = [];
+  private themeSubscription: plugins.smartrx.rxjs.Subscription;
+
+  private elementDomReadyDeferred = plugins.domtools.plugins.smartpromise.defer();
+  public elementDomReady = this.elementDomReadyDeferred.promise;
+
+  constructor(optionsArg: plugins.domtools.IDomToolsContructorOptions = {}) {
+    super();
+    this.domtoolsPromise = plugins.domtools.elementBasic.setup(this, optionsArg);
+    this.domtoolsPromise.then((domtoolsArg) => {
+      this.domtools = domtoolsArg;
+    });
+  }
+
+  public async connectedCallback() {
+    super.connectedCallback();
+    const domtools = await this.domtoolsPromise;
+    this.themeSubscription = domtools.themeManager.themeObservable.subscribe((goBrightArg) => {
+      this.goBright = goBrightArg;
+    });
+    this.rxSubscriptions.push(this.themeSubscription);
+    for (const startupFunction of this.startupFunctions) {
+      await startupFunction();
+    }
+    this.dispatchEvent(new CustomEvent('deesElementConnected'));
+  }
+
+  public firstUpdated(_changedProperties: Map<string | number | symbol, unknown>): void {
+    super.firstUpdated(_changedProperties);
+    this.elementDomReadyDeferred.resolve();
+  }
+
+  private startupFunctions: (() => void | Promise<any>)[] = [];
+  public registerStartupFunction(startupFunctionArg: () => void) {
+    this.startupFunctions.push(startupFunctionArg);
+  }
+
+  private garbageFunctions: (() => void | Promise<any>)[] = [];
+  public registerGarbageFunction(garbageFunctionArg: () => void) {
+    this.garbageFunctions.push(garbageFunctionArg);
+  }
+
+  public async disconnectedCallback() {
+    await this.domtoolsPromise;
+    super.disconnectedCallback();
+    for (const subscription of this.rxSubscriptions) {
+      subscription.unsubscribe();
+    }
+    for (const garbageFunction of this.garbageFunctions) {
+      await garbageFunction();
+    }
+    this.dispatchEvent(new CustomEvent('deesElementDisconnected'));
+  }
+}