@lobehub/chat/src/utils/uploadFIle.ts

Lobe Chat - an open-source, high-performance chatbot framework that supports speech synthesis, multimodal, and extensible Function Call plugin system. Supports one-click free deployment of your private ChatGPT/LLM web application.

export const createUploadImageHandler =
  (onUploadImage: (base64: string) => void) => (file: any) => {
    const reader = new FileReader();
    reader.readAsDataURL(file);
    reader.addEventListener('load', () => {
      onUploadImage(String(reader.result));
    });
  };