Refactor Lora handling to improve data consistency and remove duplicates in widget value

web/comfyui/lora_loader.js

@@ -4,7 +4,7 @@ import { addLorasWidget } from "./loras_widget.js";
 // Extract pattern into a constant for consistent use
 const LORA_PATTERN = /<lora:([^:]+):([-\d\.]+)>/g;
 
-function mergeLoras(lorasText, lorasJson) {
+function mergeLoras(lorasText, lorasArr) {
     const result = [];
     let match;
 
@@ -13,8 +13,8 @@ function mergeLoras(lorasText, lorasJson) {
         const name = match[1];
         const inputStrength = Number(match[2]);
         
-        // Find if this lora exists in the JSON data
-        const existingLora = lorasJson.find(l => l.name === name);
+        // Find if this lora exists in the array data
+        const existingLora = lorasArr.find(l => l.name === name);
         
         result.push({
             name: name,

web/comfyui/loras_widget.js

@@ -664,7 +664,15 @@ export function addLorasWidget(node, name, opts, callback) {
       return widgetValue;
     },
     setValue: function(v) {
-      widgetValue = v || "";
+      // Remove duplicates by keeping the last occurrence of each lora name
+      const uniqueValue = (v || []).reduce((acc, lora) => {
+        // Remove any existing lora with the same name
+        const filtered = acc.filter(l => l.name !== lora.name);
+        // Add the current lora
+        return [...filtered, lora];
+      }, []);
+
+      widgetValue = uniqueValue;
       renderLoras(widgetValue, widget);
       
       // Update container height after rendering