feat: 本次提交更新内容如下

改造下视频上传组件

nkebao/src/components/UploadVideo.tsx

@@ -0,0 +1,94 @@
+import React, { useRef } from 'react';
+import { Button } from 'tdesign-mobile-react';
+import { X } from 'lucide-react';
+import { uploadImage } from '@/api/upload';
+
+interface UploadVideoProps {
+  value?: string;
+  onChange?: (url: string) => void;
+  accept?: string;
+  disabled?: boolean;
+}
+
+const VIDEO_BOX_CLASS =
+  'relative flex items-center justify-center w-full aspect-[16/9] rounded-2xl border-2 border-dashed border-blue-300 bg-gray-50 overflow-hidden';
+
+const UploadVideo: React.FC<UploadVideoProps> = ({
+  value,
+  onChange,
+  accept = 'video/mp4,video/webm,video/ogg,video/quicktime,video/x-msvideo,video/x-ms-wmv,video/x-flv,video/x-matroska',
+  disabled,
+}) => {
+  const inputRef = useRef<HTMLInputElement>(null);
+
+  // 选择文件并上传
+  const handleFileChange = async (e: React.ChangeEvent<HTMLInputElement>) => {
+    const file = e.target.files?.[0];
+    if (!file) return;
+    try {
+      const url = await uploadImage(file);
+      onChange?.(url);
+    } catch (err: any) {
+      alert(err?.message || '上传失败');
+    } finally {
+      if (inputRef.current) inputRef.current.value = '';
+    }
+  };
+
+  // 触发文件选择
+  const handleClick = () => {
+    if (!disabled) inputRef.current?.click();
+  };
+
+  // 删除视频
+  const handleDelete = () => {
+    onChange?.('');
+  };
+
+  return (
+    <div className="flex flex-col items-center w-full">
+      {!value ? (
+        <div className={VIDEO_BOX_CLASS}>
+          <input
+            ref={inputRef}
+            type="file"
+            accept={accept}
+            style={{ display: 'none' }}
+            onChange={handleFileChange}
+            disabled={disabled}
+          />
+          <button
+            type="button"
+            className="flex flex-col items-center justify-center w-full h-full bg-transparent border-none outline-none cursor-pointer"
+            onClick={handleClick}
+            disabled={disabled}
+          >
+            <span className="text-3xl mb-2">🎬</span>
+            <span className="text-base text-gray-500 font-medium">点击上传视频</span>
+            <span className="text-xs text-gray-400 mt-1">支持MP4、WebM、MOV等格式</span>
+          </button>
+        </div>
+      ) : (
+        <div className={VIDEO_BOX_CLASS}>
+          <video
+            src={value}
+            controls
+            className="w-full h-full object-cover rounded-2xl bg-black"
+            style={{ background: '#000' }}
+          />
+          <button
+            type="button"
+            className="absolute top-2 right-2 z-10 bg-white/80 hover:bg-white rounded-full p-1 shadow"
+            onClick={handleDelete}
+            disabled={disabled}
+            aria-label="删除视频"
+          >
+            <X className="w-5 h-5 text-gray-600" />
+          </button>
+        </div>
+      )}
+    </div>
+  );
+};
+
+export default UploadVideo; 

nkebao/src/pages/content/materials/New.tsx

@@ -14,6 +14,7 @@ import { Upload } from 'tdesign-mobile-react';
 import type { UploadFile as TDesignUploadFile } from 'tdesign-mobile-react/es/upload/type';
 import { uploadImage } from '@/api/upload';
 import UploadImage from '@/components/UploadImage';
+import UploadVideo from '@/components/UploadVideo';
 
 export default function NewMaterial() {
   const navigate = useNavigate();
@@ -161,7 +162,7 @@ export default function NewMaterial() {
                 <select
                   value={contentType}
                   onChange={e => setContentType(Number(e.target.value))}
-                  className="w-full h-12 rounded-2xl border border-gray-300 focus:border-blue-500 focus:ring-2 focus:ring-blue-100 px-4 text-base bg-white appearance-none"
+                  className="w-full h-12  border border-gray-300 focus:border-blue-500 focus:ring-2 focus:ring-blue-100 px-4 text-base bg-white appearance-none"
                 >
                   <option value="" disabled>请选择类型</option>
                   <option value={1}>图片</option>
@@ -217,20 +218,12 @@ export default function NewMaterial() {
                 {contentType === 3 && (
                   <>
                     <Label className="font-bold mb-2">上传视频</Label>
-                    <div className="flex items-center gap-4">
-                      {!videoUrl ? (
-                        <Button type="button" variant="outline" className="rounded-2xl border-dashed border-2 border-blue-300 bg-white hover:bg-blue-50 h-28 w-44 flex flex-col items-center justify-center p-0" onClick={() => setVideoUrl('https://www.w3schools.com/html/mov_bbb.mp4')}>
-                          <UploadCloud className="h-8 w-8 mb-2 text-gray-400 mx-auto" />
-                          <span className="text-sm text-gray-500">上传视频</span>
-                        </Button>
-                      ) : (
-                        <div className="relative">
-                          <video src={videoUrl} controls className="object-contain rounded-xl h-24 w-40 mx-auto my-auto" />
-                          <Button type="button" variant="base" size="small" className="absolute top-1 right-1 h-8 px-2 rounded-lg" onClick={() => setVideoUrl('')}>删除</Button>
-                        </div>
-                      )}
+                    <div className="pt-4">
+                      <UploadVideo
+                        value={videoUrl}
+                        onChange={setVideoUrl}
+                      />
                     </div>
-                    <div className="text-xs text-gray-400 mt-1">支持MP4，建议不超过20MB</div>
                   </>
                 )}
               </div>