Make show() and showModal() return a promise that resolves with "confirmed" or "dismissed"

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@tp/tp-dialog",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "description": "",
   "main": "tp-dialog.js",
   "scripts": {

tp-dialog.js

@@ -84,22 +84,35 @@ class TpDialog extends EventHelpers(LitElement) {
   constructor() {
     super();
     this._handleEscKey = this._handleEscKey.bind(this);
+    this._currentPromise = null;
+    this._resolvePromise = null;
   }
 
   connectedCallback() {
     super.connectedCallback();
     this.listen(this, 'click', '_onDialogClick');
     this.listen(this, 'dialog-close', 'close');
+    this.listen(this, 'confirmed', '_handleConfirmed');
+    this.listen(this, 'dismissed', '_handleDismissed');
   }
 
   disconnectedCallback() {
     super.disconnectedCallback();
     this.unlisten(this, 'click', '_onDialogClick');
     this.unlisten(this, 'dialog-close', 'close');
+    this.unlisten(this, 'confirmed', '_handleConfirmed');
+    this.unlisten(this, 'dismissed', '_handleDismissed');
     
     if (this.closeOnEsc) {
       document.removeEventListener('keydown', this._handleEscKey);
     }
+    
+    // Clean up promise if dialog is removed while open
+    if (this._currentPromise && this._resolvePromise) {
+      this._resolvePromise('dismissed');
+      this._currentPromise = null;
+      this._resolvePromise = null;
+    }
   }
 
   show() {
@@ -109,6 +122,13 @@ class TpDialog extends EventHelpers(LitElement) {
     if (this.closeOnEsc) {
       document.addEventListener('keydown', this._handleEscKey, { once: true });
     }
+    
+    // Create and return a new promise
+    this._currentPromise = new Promise((resolve) => {
+      this._resolvePromise = resolve;
+    });
+    
+    return this._currentPromise;
   }
 
   showModal() {
@@ -122,6 +142,13 @@ class TpDialog extends EventHelpers(LitElement) {
     if (this.closeOnOutsideClick) {
       this.addEventListener('click', this._handleOutsideClick, { once: true });
     }
+    
+    // Create and return a new promise
+    this._currentPromise = new Promise((resolve) => {
+      this._resolvePromise = resolve;
+    });
+    
+    return this._currentPromise;
   }
 
   close(e) {
@@ -133,6 +160,29 @@ class TpDialog extends EventHelpers(LitElement) {
     this.dialog.close();
     this.dispatchEvent(new CustomEvent('closed', { detail: null, bubbles: true, composed: true }));
     this.open = false;
+    
+    // If closed without explicit confirm/dismiss (like ESC key), treat as dismissed
+    if (this._currentPromise && this._resolvePromise) {
+      this._resolvePromise('dismissed');
+      this._currentPromise = null;
+      this._resolvePromise = null;
+    }
+  }
+
+  _handleConfirmed(event) {
+    if (this._currentPromise && this._resolvePromise) {
+      this._resolvePromise('confirmed');
+      this._currentPromise = null;
+      this._resolvePromise = null;
+    }
+  }
+
+  _handleDismissed(event) {
+    if (this._currentPromise && this._resolvePromise) {
+      this._resolvePromise('dismissed');
+      this._currentPromise = null;
+      this._resolvePromise = null;
+    }
   }
 
   _onDialogClick(event) {