重构逐句视频播放器

src/app/(features)/srt-player/components/atoms/FileInput.tsx

@@ -0,0 +1,45 @@
+"use client";
+
+import React, { useRef } from "react";
+import { FileInputProps } from "../../types/controls";
+
+interface FileInputComponentProps extends FileInputProps {
+  children: React.ReactNode;
+}
+
+export default function FileInput({ accept, onFileSelect, disabled, className, children }: FileInputComponentProps) {
+  const inputRef = useRef<HTMLInputElement>(null);
+
+  const handleClick = React.useCallback(() => {
+    if (!disabled && inputRef.current) {
+      inputRef.current.click();
+    }
+  }, [disabled]);
+
+  const handleChange = React.useCallback((event: React.ChangeEvent<HTMLInputElement>) => {
+    const file = event.target.files?.[0];
+    if (file) {
+      onFileSelect(file);
+    }
+  }, [onFileSelect]);
+
+  return (
+    <>
+      <input
+        ref={inputRef}
+        type="file"
+        accept={accept}
+        onChange={handleChange}
+        disabled={disabled}
+        className="hidden"
+      />
+      <button
+        onClick={handleClick}
+        disabled={disabled}
+        className={`px-2 py-1 rounded shadow font-bold hover:cursor-pointer hover:bg-gray-200 text-gray-800 bg-white ${disabled ? 'opacity-50 cursor-not-allowed' : ''} ${className || ''}`}
+      >
+        {children}
+      </button>
+    </>
+  );
+}