feat: add community sorting/filtering and quote post input

app/(main)/post/new/page.tsx

@@ -20,6 +20,7 @@ import {
   SelectValue,
 } from "@/components/ui/select"
 import { Textarea } from "@/components/ui/textarea"
+import { mockPosts } from "@/lib/mock-data"
 import { useRequireAuth } from "@/lib/use-require-auth"
 
 const postSchema = z.object({
@@ -35,6 +36,7 @@ export default function NewPostPage() {
   const [postType, setPostType] = useState("normal")
   const [selectedTags, setSelectedTags] = useState<string[]>([])
   const [imageCount, setImageCount] = useState(0)
+  const [selectedQuotePostId, setSelectedQuotePostId] = useState<string | undefined>(undefined)
 
   const {
     register,
@@ -104,6 +106,28 @@ export default function NewPostPage() {
               </div>
             )}
 
+            {postType === "quote" && (
+              <div className="space-y-2">
+                <Label>引用帖子</Label>
+                <Select>
+                  <SelectTrigger>
+                    <SelectValue placeholder="选择要引用的帖子" />
+                  </SelectTrigger>
+                  <SelectContent>
+                    {mockPosts.map((post) => (
+                      <SelectItem key={post.id} value={post.id}>
+                        {post.title}
+                      </SelectItem>
+                    ))}
+                  </SelectContent>
+                </Select>
+                <div className="mt-2 rounded-md border bg-muted/50 p-3 text-sm text-muted-foreground">
+                  <p className="font-medium text-foreground">预览：</p>
+                  <p className="mt-1">选择一个帖子以查看预览...</p>
+                </div>
+              </div>
+            )}
+
             <div className="space-y-2">
               <Label htmlFor="title">标题</Label>
               <Input id="title" placeholder="请输入帖子标题" {...register("title")} />