fix(core): update

ts/domtools.classes.domtools.ts

@@ -1,5 +1,61 @@
-export class DeesDomTools {
-  public static createDomTools = () => {
-    globalThis.deesDomTools = new DeesDomTools();
+import * as plugins from './domtools.plugins';
+import { Stringmap, FastMap } from '@pushrocks/lik';
+
+export class DomTools {
+  public static async setupDomTools() {
+    let domToolsInstance: DomTools;
+    if (!globalThis.deesDomTools) {
+      globalThis.deesDomTools = new DomTools();
+      domToolsInstance = globalThis.deesDomTools;
+      // lets make sure the dom is ready
+      const readyStateChangedFunc = () => {
+        if (document.readyState === 'interactive' || document.readyState === 'complete') {
+          domToolsInstance.headElement = document.querySelector('head');
+          domToolsInstance.bodyElement = document.querySelector('body');
+          domToolsInstance.domReady.resolve();
+        }
+      };
+      document.addEventListener('readystatechange', readyStateChangedFunc);
+      domToolsInstance.domToolsReady.resolve();
+    } else {
+      domToolsInstance = globalThis.deesDomTools;
+    }
+    await domToolsInstance.domToolsReady.promise;
+    return domToolsInstance;
   }
+
+  public domToolsReady = plugins.smartpromise.defer();
+  public domReady = plugins.smartpromise.defer();
+  public globalStylesReady = plugins.smartpromise.defer();
+
+  // elements
+  public headElement: HTMLElement;
+  public bodyElement: HTMLElement;
+
+  public async setGlobalStyles(stylesText: string) {
+    await this.domReady.promise;
+    const styleElement = document.createElement('style');
+    styleElement.type = 'text/css';
+    styleElement.appendChild(document.createTextNode(stylesText));
+    this.headElement.appendChild(styleElement);
+  }
+
+  private runOnceTrackerStringMap = new Stringmap();
+  private runOnceResultMap = new FastMap();
+  public async runOnce<T>(identifierArg: string, funcArg: () => Promise<T>) {
+    const runningId = `${identifierArg}+runningCheck`;
+    if(!this.runOnceTrackerStringMap.checkString(identifierArg)) {
+      this.runOnceTrackerStringMap.addString(identifierArg);
+      this.runOnceTrackerStringMap.addString(runningId);
+      const result = await funcArg();
+      this.runOnceResultMap.addToMap(identifierArg, result);
+      this.runOnceTrackerStringMap.removeString(runningId);
+    }
+    return await this.runOnceTrackerStringMap.registerUntilTrue(stringMap => {
+      return !stringMap.includes(runningId);
+    }, () => {
+      return this.runOnceResultMap.getByKey(identifierArg);
+    });
+  }
+
 }