import * as formatRelativeTimeAgoModule from '../formatRelativeTimeAgo';
import { formatInvoicePaymentConfirmationStatus } from './formatInvoicePaymentConfirmationStatus';

describe('formatInvoicePaymentConfirmationStatus', () => {
    let formatRelativeTimeAgoSpy: jest.SpiedFunction<typeof formatRelativeTimeAgoModule.formatRelativeTimeAgo>;

    beforeEach(() => {
        formatRelativeTimeAgoSpy = jest
            .spyOn(formatRelativeTimeAgoModule, 'formatRelativeTimeAgo')
            .mockReturnValue('2 hours ago');
    });

    afterEach(() => {
        formatRelativeTimeAgoSpy.mockRestore();
    });

    describe('compact', () => {
        it('returns Confirmed when confirmations meet the requirement', () => {
            expect(
                formatInvoicePaymentConfirmationStatus({
                    confirmations: 3,
                    requiredConfirmations: 3,
                    format: 'compact'
                })
            ).toBe('Confirmed');
        });

        it('returns compact progress with a slash separator', () => {
            expect(
                formatInvoicePaymentConfirmationStatus({
                    confirmations: 2,
                    requiredConfirmations: 10,
                    format: 'compact'
                })
            ).toBe('2/10');
        });

        it('treats zero-confirmation tiers as confirmed', () => {
            expect(
                formatInvoicePaymentConfirmationStatus({
                    confirmations: 0,
                    requiredConfirmations: 0,
                    format: 'compact'
                })
            ).toBe('Confirmed');
        });
    });

    describe('extended', () => {
        const createdAt = new Date('2026-01-01T12:00:00.000Z');

        it('returns Confirmed when confirmations meet the requirement', () => {
            expect(
                formatInvoicePaymentConfirmationStatus({
                    confirmations: 1,
                    requiredConfirmations: 1,
                    createdAt,
                    format: 'extended'
                })
            ).toBe('Confirmed');

            expect(formatRelativeTimeAgoSpy).not.toHaveBeenCalled();
        });

        it('returns extended progress with relative detection time', () => {
            expect(
                formatInvoicePaymentConfirmationStatus({
                    confirmations: 2,
                    requiredConfirmations: 10,
                    createdAt,
                    format: 'extended'
                })
            ).toBe('2 / 10 confirmations · detected 2 hours ago');

            expect(formatRelativeTimeAgoSpy).toHaveBeenCalledWith(createdAt);
        });

        it('requires createdAt for extended format', () => {
            expect(() =>
                formatInvoicePaymentConfirmationStatus({
                    confirmations: 1,
                    requiredConfirmations: 3,
                    format: 'extended'
                })
            ).toThrow('createdAt is required for extended confirmation status format');
        });
    });
});