'use strict';

const { describe, it } = require('node:test');
const assert = require('node:assert/strict');
const { pickNotifyFlags, omitNotifyFields } = require('./notifyFlags');

describe('pickNotifyFlags', () => {
  it('defaults all channels to enabled when the body is empty', () => {
    assert.deepEqual(pickNotifyFlags(), { sms: true, email: true, bot: true });
    assert.deepEqual(pickNotifyFlags({}), { sms: true, email: true, bot: true });
  });

  it('reads nested notify flags and keeps unspecified channels enabled', () => {
    assert.deepEqual(pickNotifyFlags({ notify: { sms: false } }), {
      sms: false,
      email: true,
      bot: true
    });
  });

  it('honors explicit false for email and bot', () => {
    assert.deepEqual(pickNotifyFlags({
      notify: { sms: true, email: false, bot: false }
    }), {
      sms: true,
      email: false,
      bot: false
    });
  });

  it('accepts top-level aliases and string booleans', () => {
    assert.deepEqual(pickNotifyFlags({
      notifySms: 'false',
      notifyEmail: 'true',
      sendBot: '0'
    }), {
      sms: false,
      email: true,
      bot: false
    });
  });
});

describe('omitNotifyFields', () => {
  it('strips notify fields without mutating the original body', () => {
    const body = {
      user: 'abc',
      amount: 1000,
      notify: { sms: false },
      notifySms: false
    };
    const cleaned = omitNotifyFields(body);
    assert.deepEqual(cleaned, { user: 'abc', amount: 1000 });
    assert.equal(body.notifySms, false);
  });
});