export default defineEventHandler(async (event) => {
  const xTagHeader = getRequestHeader(event, "x-tag");

  if (!xTagHeader || xTagHeader !== "094ut234") {
    throw createError({ statusCode: 401, statusMessage: "unauthenticated" });
  }

  try {
    const body = await readBody(event);
    const { id, data } = body;

    if (!id) {
      throw createError({ statusCode: 400, statusMessage: "ID is required" });
    }

    if (!data || Object.keys(data).length === 0) {
      throw createError({ statusCode: 400, statusMessage: "No data provided for update" });
    }

    // Remove Id from data if it exists to avoid duplication
    const updateData = { ...data };
    if ('Id' in updateData) {
      delete updateData.Id;
    }

    const updatedInterest = await updateInterest(id, updateData);
    return updatedInterest;
  } catch (error) {
    if (error instanceof Error) {
      throw createError({ statusCode: 500, statusMessage: error.message });
    } else {
      throw createError({
        statusCode: 500,
        statusMessage: "An unexpected error occurred",
      });
    }
  }
});