TempMonitor/src/routes/(app)/settings/+page.server.js

import { db } from "$lib/server/db";
import * as table from "$lib/server/db/schema";
import { fail } from "@sveltejs/kit";
import { eq } from "drizzle-orm";

export const load = async (event) => {
  return {};
};

export const actions = {
  newfloor: async (event) => {
    const formData = await event.request.formData();
    const newFloorNumber = await formData.get("number");
    const n = Number(newFloorNumber);
    if (isNaN(n)) return fail(400, { message: "Invalid number!" });

    const exists = await db
      .select({ floor: table.floors.floor })
      .from(table.floors)
      .where(eq(table.floors.floor, n));

    if (exists.length == 1) return fail(400, { message: "Floor " + n + " already exists!" });

    await db.insert(table.floors).values({ floor: n, url: "/" });
  },
  rmfloor: async (event) => {
    const formData = await event.request.formData();
    const rmFloorNumber = await formData.get("number");
    const n = Number(rmFloorNumber);
    if (isNaN(n)) return fail(400, { message: "Invalid number!" });

    const floors = await db.select().from(table.floors);
    if (floors.length == 1) return fail(400, { message: "Cannot delete last floor!" });

    const exists = await db
      .select({ floor: table.floors.floor })
      .from(table.floors)
      .where(eq(table.floors.floor, n));

    if (exists.length == 0) return fail(400, { message: "Floor " + n + " does not exist!" });

    await db.delete(table.floors).where(eq(table.floors.floor, n));
  },
};