// mask the full exercise object to only the part that the client needs to see
// in order to present it to the user (so the user can't just peek into network
// transactions to see what the correct answer is)

import type { Exercise } from "materialdb/db";
import { ExerciseInstance } from "$lib/db";
import type { LoginStatus } from "$lib/auth";
import { ExerciseStyle } from ".";

export class ExerciseInfo {
  public style: string;
  public props: any;
}

export async function createInstance(loginStatus: LoginStatus, exercise: Exercise): Promise<ExerciseInfo> {
  let props;
  switch (exercise.style) {
    case ExerciseStyle.GradedProgram:
      break;
    case ExerciseStyle.MultipleChoice:
      break;
  }

  let instance = new ExerciseInstance({
    user_id: loginStatus.user_id,
    exercise_name: exercise.name,
    props,
  });
  instance.save();

  let info = new ExerciseInfo();
  info.style = exercise.style;
  info.props = props;
  console.log("info", info);
  return info;
}