update

ts_web/services/DeesServiceLibLoader.ts

@@ -74,6 +74,28 @@ export interface ILightweightChartsBundle {
   };
 }
 
+/**
+ * Minimal type for an ECharts instance (loaded from CDN)
+ */
+export interface IEchartsInstance {
+  setOption(option: Record<string, any>, notMerge?: boolean): void;
+  resize(opts?: { width?: number; height?: number }): void;
+  dispose(): void;
+  on(eventName: string, handler: (...args: any[]) => void): void;
+  off(eventName: string, handler?: (...args: any[]) => void): void;
+  getOption(): Record<string, any>;
+  clear(): void;
+}
+
+/**
+ * Bundle type for Apache ECharts
+ */
+export interface IEchartsBundle {
+  init: (dom: HTMLElement, theme?: string | object | null, opts?: Record<string, any>) => IEchartsInstance;
+  dispose: (chart: IEchartsInstance | HTMLElement | string) => void;
+  getInstanceByDom: (dom: HTMLElement) => IEchartsInstance | undefined;
+}
+
 /**
  * Bundle type for Tiptap editor and extensions
  */
@@ -108,6 +130,7 @@ export class DeesServiceLibLoader {
   private xtermSearchAddonLib: IXtermSearchAddonBundle | null = null;
   private highlightJsLib: HLJSApi | null = null;
   private lightweightChartsLib: ILightweightChartsBundle | null = null;
+  private echartsLib: IEchartsBundle | null = null;
   private tiptapLib: ITiptapBundle | null = null;
 
   // Loading promises to prevent duplicate concurrent loads
@@ -116,6 +139,7 @@ export class DeesServiceLibLoader {
   private xtermSearchAddonLoadingPromise: Promise<IXtermSearchAddonBundle> | null = null;
   private highlightJsLoadingPromise: Promise<HLJSApi> | null = null;
   private lightweightChartsLoadingPromise: Promise<ILightweightChartsBundle> | null = null;
+  private echartsLoadingPromise: Promise<IEchartsBundle> | null = null;
   private tiptapLoadingPromise: Promise<ITiptapBundle> | null = null;
 
   private constructor() {}
@@ -296,6 +320,34 @@ body > div[style*="top: -50000px"][style*="width: 50000px"] {
     return this.lightweightChartsLoadingPromise;
   }
 
+  /**
+   * Load Apache ECharts from CDN
+   * @returns Promise resolving to ECharts bundle
+   */
+  public async loadEcharts(): Promise<IEchartsBundle> {
+    if (this.echartsLib) {
+      return this.echartsLib;
+    }
+
+    if (this.echartsLoadingPromise) {
+      return this.echartsLoadingPromise;
+    }
+
+    this.echartsLoadingPromise = (async () => {
+      const url = `${CDN_BASE}/echarts@${CDN_VERSIONS.echarts}/+esm`;
+      const module = await import(/* @vite-ignore */ url);
+
+      this.echartsLib = {
+        init: module.init,
+        dispose: module.dispose,
+        getInstanceByDom: module.getInstanceByDom,
+      };
+      return this.echartsLib;
+    })();
+
+    return this.echartsLoadingPromise;
+  }
+
   /**
    * Load Tiptap rich text editor and extensions from CDN
    * @returns Promise resolving to Tiptap bundle with Editor and extensions
@@ -348,6 +400,7 @@ body > div[style*="top: -50000px"][style*="width: 50000px"] {
       this.loadXtermSearchAddon(),
       this.loadHighlightJs(),
       this.loadLightweightCharts(),
+      this.loadEcharts(),
       this.loadTiptap(),
     ]);
   }
@@ -355,7 +408,7 @@ body > div[style*="top: -50000px"][style*="width: 50000px"] {
   /**
    * Check if a specific library is already loaded
    */
-  public isLoaded(library: 'xterm' | 'xtermFitAddon' | 'xtermSearchAddon' | 'highlightJs' | 'lightweightCharts' | 'tiptap'): boolean {
+  public isLoaded(library: 'xterm' | 'xtermFitAddon' | 'xtermSearchAddon' | 'highlightJs' | 'lightweightCharts' | 'echarts' | 'tiptap'): boolean {
     switch (library) {
       case 'xterm':
         return this.xtermLib !== null;
@@ -367,6 +420,8 @@ body > div[style*="top: -50000px"][style*="width: 50000px"] {
         return this.highlightJsLib !== null;
       case 'lightweightCharts':
         return this.lightweightChartsLib !== null;
+      case 'echarts':
+        return this.echartsLib !== null;
       case 'tiptap':
         return this.tiptapLib !== null;
       default: