user.ex

defmodule Hello.Accounts.User do
  use Ecto.Schema
  import Ecto.Changeset
  alias Hello.Accounts.User


  schema "users" do
    field :bio, :string
    field :email, :string
    field :name, :string
    field :number_of_pets, :integer

    timestamps()
  end

  @doc false
  def changeset(%User{} = user, attrs) do
    user
    |> cast(attrs, [:name, :email, :bio, :number_of_pets])
    |> validate_required([:name, :email, :bio])
    |> validate_length(:bio, min: 2, max: 140)
    |> validate_format(:email, ~r/@/)
  end
end