// test/factories/employee.factory.ts
export type EmployeePayload = {
  // user_id?: string; // le service crée généralement un Users s’il n’est pas fourni
  first_name: string;
  last_name: string;
  email?: string;
  phone_number: number;
  residence?: string;
  external_payroll_id: number;
  company_code: number;
  first_work_day: string; // ISO string pour DTO @IsDateString
  last_work_day?: string;
};

const randInt = (min: number, max: number) =>
  Math.floor(Math.random() * (max - min + 1)) + min;

// Evite P2002(email) et INT32 overflow(2_147_483_647)
export const uniqueEmail = () =>
  `emp+${Date.now()}_${Math.random().toString(36).slice(2,8)}@test.local`;
export const safePhone = () =>
  randInt(100_000_000, 999_999_999); // 9 chiffres < INT32
const uniqueExtPayroll = () => randInt(1_000_000, 9_999_999);
const uniqueCompanyCode = () => randInt(100_000, 999_999);
const iso = (y: number, m: number, d: number) =>
  new Date(Date.UTC(y, m - 1, d)).toISOString();

export function makeEmployee(overrides: Partial<EmployeePayload> = {}): EmployeePayload {
  return {
    first_name: 'Frodo',
    last_name: 'Baggins',
    email: uniqueEmail(),
    phone_number: safePhone(),
    residence: '1 Bagshot Row, Hobbiton, The Shire',
    external_payroll_id: uniqueExtPayroll(),
    company_code: uniqueCompanyCode(),
    first_work_day: iso(2023, 1, 15),
    // last_work_day: iso(2023, 12, 31),
    ...overrides,
  };
}

// volontairement invalide pour déclencher 400 via ValidationPipe
export function makeInvalidEmployee(): Record<string, unknown> {
  return { first_name: '', external_payroll_id: 'nope' };
}