import { UploadFileType } from "@model/questionTypes/file";
import { sendAnswer, sendFile } from "@api/quizRelase";
import { ACCEPT_SEND_FILE_TYPES_MAP, MAX_FILE_SIZE } from "@/components/ViewPublicationPage/tools/fileUpload";

export interface UploadFileOptions {
  file: File;
  questionId: string;
  quizId: string;
  fileType: UploadFileType;
  preview: boolean;
  onSuccess?: (fileUrl: string) => void;
  onError?: (error: Error) => void;
  onProgress?: (progress: number) => void;
}

export interface UploadFileResult {
  success: boolean;
  fileUrl?: string;
  error?: Error;
}

export async function uploadFile({
  file,
  questionId,
  quizId,
  fileType,
  preview,
  onSuccess,
  onError,
  onProgress,
}: UploadFileOptions): Promise<UploadFileResult> {
  try {
    // Проверка размера файла
    if (file.size > MAX_FILE_SIZE) {
      const error = new Error("File is too big. Maximum size is 50 MB");
      onError?.(error);
      return { success: false, error };
    }

    // Проверка типа файла
    const isFileTypeAccepted = ACCEPT_SEND_FILE_TYPES_MAP[fileType].some((fileType) =>
      file.name.toLowerCase().endsWith(fileType)
    );

    if (!isFileTypeAccepted) {
      const error = new Error("Incorrect file type selected");
      onError?.(error);
      return { success: false, error };
    }

    // Загрузка файла
    const data = await sendFile({
      questionId,
      body: {
        file,
        name: file.name,
        preview,
      },
      qid: quizId,
    });

    // Отправка ответа
    await sendAnswer({
      questionId,
      body: `${data!.data.fileIDMap[questionId]}`,
      qid: quizId,
      preview,
    });

    const fileUrl = `${file.name}|${URL.createObjectURL(file)}`;
    onSuccess?.(fileUrl);
    onProgress?.(100);

    return { success: true, fileUrl };
  } catch (error) {
    const err = error instanceof Error ? error : new Error("Unknown error occurred");
    onError?.(err);
    return { success: false, error: err };
  }
}