import url from "node:url";
import path from "node:path";
import { defineEventHandler, setResponseStatus, readBody } from "h3";
// @ts-expect-error
import { DbPush } from "@prisma/migrate";

import { database } from "../utils/database";
import { isFirstRun } from "./firstRun.get";
import { getPasswordHash } from "./login.post";
import Snowflake from "~/utils/snowflake";

import { createError } from "#imports";

export default defineEventHandler(async (e) => {
  if (!isFirstRun()) {
    setResponseStatus(e, 404);
    return null;
  }

  const body = await readBody(e);
  if (typeof body !== "object") throw createError({ message: "Invalid body", statusCode: 400 });
  const username = body.username;
  if (typeof username !== "string") throw createError({ message: "username is not string", statusCode: 400 });
  const password = body.password;
  if (typeof password !== "string") throw createError({ message: "password is not string", statusCode: 400 });
  const email = body.email;
  if (typeof email !== "string") throw createError({ message: "email is not string", statusCode: 400 });

  const dbPushParam = [
    "--force-reset",
    "--skip-generate",
  ];

  if (!import.meta.dev ?? true) {
    const mainPath = path.dirname(url.fileURLToPath(import.meta.url));
    dbPushParam.push(
      "--schema",
      `${mainPath}/node_modules/.prisma/client/schema.prisma`,
    );
  }

  await DbPush.new().parse(dbPushParam);
  await database.user.create({
    data: {
      id: new Snowflake().state,
      username,
      email,
      password: getPasswordHash(password),
    },
  });
  return null;
});