refactor: Standardize render loop exit with canRender getter (#8795)

Author: tobiu

apps/portal/canvas/Base.mjs

@@ -93,6 +93,15 @@ class Base extends NeoBase {
         }
     }
 
+    /**
+     * Checks if the canvas is ready to render.
+     * @returns {Boolean}
+     */
+    get canRender() {
+        let me = this;
+        return !!(me.context && !me.isPaused)
+    }
+
     /**
      * Clears the graph state and stops the render loop.
      */

apps/portal/canvas/HeaderCanvas.mjs

@@ -189,7 +189,7 @@ class HeaderCanvas extends Base {
     render() {
         let me = this;
 
-        if (!me.context) {
+        if (!me.canRender) {
             return
         }
 

apps/portal/canvas/HomeCanvas.mjs

@@ -689,7 +689,7 @@ class HomeCanvas extends Base {
     render() {
         let me = this;
 
-        if (!me.context || me.isPaused) {
+        if (!me.canRender) {
             return
         }
 

apps/portal/canvas/ServicesCanvas.mjs

@@ -908,8 +908,8 @@ class ServicesCanvas extends Base {
     render() {
         let me = this;
 
-        if (!me.context || me.isPaused) {
-            return;
+        if (!me.canRender) {
+            return
         }
 
         const

apps/portal/canvas/TicketCanvas.mjs

@@ -236,7 +236,7 @@ class TicketCanvas extends Base {
     render() {
         let me = this;
 
-        if (!me.context) {
+        if (!me.canRender) {
             return
         }