feat: 支持 markdown 格式 (#77)

* feat: 支持 markdown 格式和图片

* perf: 重载的时候滚动条保持

* chore: version 2.5.2

* feat: 添加文字换行

* chore: 添加新封面

* chore: 更新 cover

src/directives/highlight.ts

@@ -1,9 +1,9 @@
 import type { App, Directive } from 'vue'
 import hljs from 'highlight.js'
+import includeCode from '@/utils/functions/includeCode'
 
 function highlightCode(el: HTMLElement) {
-  const regexp = /^(?:\s{4}|\t).+/gm
-  if (el.textContent?.indexOf(' = ') !== -1 || el.textContent.match(regexp))
+  if (includeCode(el.textContent))
     hljs.highlightBlock(el)
 }
 

src/utils/functions/includeCode.ts

@@ -0,0 +1,8 @@
+function includeCode(text: string | null | undefined) {
+  const regexp = /^(?:\s{4}|\t).+/gm
+  if (text?.includes(' = ') || text?.match(regexp))
+    return true
+  return false
+}
+
+export default includeCode

src/views/chat/components/Message/Text.vue

@@ -1,28 +1,60 @@
 <script lang="ts" setup>
+import { computed } from 'vue'
+import { marked } from 'marked'
+import includeCode from '@/utils/functions/includeCode'
+
 interface Props {
   inversion?: boolean
   error?: boolean
+  text?: string
+  loading?: boolean
 }
 
-defineProps<Props>()
+const props = defineProps<Props>()
+
+const wrapClass = computed(() => {
+  return [
+    'text-wrap',
+    'p-2',
+    'min-w-[20px]',
+    'rounded-md',
+    props.inversion ? 'bg-[#d2f9d1]' : 'bg-[#f4f6f8]',
+    { 'text-red-500': props.error },
+  ]
+})
+
+const text = computed(() => {
+  if (props.text) {
+    if (!includeCode(props.text))
+      return marked.parse(props.text)
+    return props.text
+  }
+  return ''
+})
 </script>
 
 <template>
-  <div
-    class="min-w-[20px] p-2 rounded-md"
-    :class="[inversion ? 'bg-[#d2f9d1]' : 'bg-[#f4f6f8]', { 'text-red-500': error }]"
-  >
-    <span
-      v-highlight
-      class="leading-relaxed whitespace-pre-wrap"
-    >
-      <slot />
-    </span>
+  <div :class="wrapClass">
+    <template v-if="loading">
+      <span class="w-[3px] h-[20px] block animate-blink" />
+    </template>
+    <template v-else>
+      <code v-if="includeCode(text)" v-highlight class="leading-relaxed" v-text="text" />
+      <div v-else class="leading-relaxed break-all" v-html="text" />
+    </template>
   </div>
 </template>
 
-<style>
+<style lang="less">
+.text-wrap{
+  img{
+    max-width: 100%;
+    vertical-align: middle;
+  }
+}
+
 .hljs {
   background-color: #fff0 !important;
+  white-space: break-spaces;
 }
 </style>

src/views/chat/components/Message/index.vue

@@ -37,10 +37,7 @@ function handleRegenerate() {
         {{ dateTime }}
       </span>
       <div class="flex items-end mt-2">
-        <Text :inversion="inversion" :error="error">
-          <span v-if="loading" class="w-[3px] h-[20px] block animate-blink" />
-          <span v-else>{{ text }}</span>
-        </Text>
+        <Text :inversion="inversion" :error="error" :text="text" :loading="loading" />
         <button
           v-if="!inversion && !loading"
           class="mb-2 ml-2 transition text-neutral-400 hover:text-neutral-800"

src/views/chat/index.vue

@@ -153,7 +153,6 @@ async function onRegenerate(index: number) {
       requestOptions: { prompt: message, ...options },
     },
   )
-  scrollToBottom()
 
   try {
     const { data } = await fetchChatAPI<Chat.ConversationResponse>(message, options, controller.signal)
@@ -170,7 +169,6 @@ async function onRegenerate(index: number) {
         requestOptions: { prompt: message, ...options },
       },
     )
-    scrollToBottom()
   }
   catch (error: any) {
     let errorMessage = 'Something went wrong, please try again later.'
@@ -191,7 +189,6 @@ async function onRegenerate(index: number) {
         requestOptions: { prompt: message, ...options },
       },
     )
-    scrollToBottom()
   }
   finally {
     loading.value = false