import * as Yup from "yup";

const REQUIRED = "Required.";
const USERNAME = Yup.string()
  .required(REQUIRED)
  .min(1, "Username is too short.");
const PASSWORD = Yup.string()
  .required(REQUIRED)
  .min(12, "Password must be at least 12 characters long.");

export const loginSchema = Yup.object().shape({
  username: USERNAME,
  password: PASSWORD
});

export type LoginFormValues = {
  username: string;
  password: string;
};

export const registerSchema: Yup.Schema<RegisterFormValues> =
  Yup.object().shape({
    username: USERNAME,
    displayName: Yup.string()
      .required(REQUIRED)
      .min(1, "Display name is too short."),
    email: Yup.string().required(REQUIRED).email("Not an email."),
    confirmPassword: Yup.string()
      .required(REQUIRED)
      .oneOf([Yup.ref("password", {})], "Passwords must match."),
    password: PASSWORD,
    avatar: Yup.mixed<File>()
      .test("fileSize", "File is larger than 1 MB.", (value) => {
        if (value == null) return true;
        return value.size <= 1_000_000;
      })
      .optional()
  });

export interface RegisterFormValues {
  username: string;
  displayName: string;
  email: string;
  password: string;
  confirmPassword: string;
  avatar?: File;
}