From dce79ef27d1cbccc12046518cab7c8b78a97024c Mon Sep 17 00:00:00 2001
From: yuetsh <517252939@qq.com>
Date: Tue, 4 Mar 2025 20:38:05 +0800
Subject: [PATCH] fix

---
 src/components/Tutorial.vue | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/components/Tutorial.vue b/src/components/Tutorial.vue
index 44b1be9..55f0d19 100644
--- a/src/components/Tutorial.vue
+++ b/src/components/Tutorial.vue
@@ -31,7 +31,7 @@ const $content = useTemplateRef("$content")
 
 const prevDisabled = computed(() => {
   const i = displays.value.indexOf(step.value)
-  return i === 0
+  return i <= 0
 })
 const nextDisabled = computed(() => {
   const i = displays.value.indexOf(step.value)
@@ -51,6 +51,10 @@ function next() {
 async function getContent() {
   const res = await Tutorial.listDisplay()
   displays.value = res
+  if (!displays.value.length) {
+    content.value = "暂无教程"
+    return
+  }
   if (!displays.value.includes(step.value)) {
     step.value = displays.value[0]
   }