update

reader/src/ResourcePage.jsx

@@ -1,4 +1,4 @@
-import React, { useState, useEffect, useMemo, useRef, useLayoutEffect } from "react";
+import React, { useState, useEffect } from "react";
 import { useStore } from "./store.js";
 import { resourcesInstance, apiInstance } from "./api.js";
 
@@ -29,7 +29,7 @@ function SelectResource({ onChange }) {
 
     const subject = subjects[newSubject];
     const topic = subject.topics[newTopic];
-    const resource = topic.resources.at(-1);
+    const resource = topic.resources.at(-1) ?? { id: "/", filename: "/", version: 0 };
 
     onChange({
       subjectName: subject.name,
@@ -95,9 +95,7 @@ function SelectResource({ onChange }) {
 }
 
 function ResourcePage() {
-  return (
-    <Content token="aaaaaa" initialContent="# hola" subjectName="asdasd" topicTitle="tiilte" />
-  );
+  return <Content />;
 }
 
 function useFileContent(file) {
@@ -108,6 +106,11 @@ function useFileContent(file) {
     if (!file) {
       return;
     }
+    if (file.version === 0) {
+      setIsLoading(false);
+      setContent("");
+      return;
+    }
     let ignore = false;
     setIsLoading(true);
     setContent(null);