import { describe, expect, it } from 'vitest';
import type { QualityMatrixOut } from '../../types/qualityMetrics';
import { filterByPermission } from '../Sidebar/visibility';
import { buildMatrixRows, buildSourceRows, formatReportDate, formatShare, monthLabel, sourceColumns, sumFixes } from './qualityView';

const matrixFixture: QualityMatrixOut = {
	counts: { SERVICE_ERROR: 3, OUR_ERROR: 2, CLIENT_DOCUMENT: 1, WITHOUT_PARTICIPATION: 12, AS_IS: 5 },
	shares: { SERVICE_ERROR: 0.13, OUR_ERROR: 0.087, CLIENT_DOCUMENT: 0.043, WITHOUT_PARTICIPATION: 0.522, AS_IS: 0.217 },
	denominator: 23,
	removed_before_confirm: 4,
	removed_after_confirm: 3,
	deleted_after_confirm_count: 1,
	superseded_after_confirm_count: 2,
	in_progress_count: 6,
	unique_reports_count: 20,
	technical_failures: { failed_files_count: 1, total_files_count: 30, share: 0.033 },
};

describe('пункт меню по праву', () => {
	const items = [{ link: '/a' }, { link: '/q', permission: 'QUALITY_METRICS_VIEW' }];
	it('скрыт без права', () => {
		expect(filterByPermission(items, ['USERS_ADMIN']).map((i) => i.link)).toEqual(['/a']);
	});
	it('виден с правом', () => {
		expect(filterByPermission(items, ['QUALITY_METRICS_VIEW']).map((i) => i.link)).toEqual(['/a', '/q']);
	});
});

describe('buildMatrixRows', () => {
	const rows = buildMatrixRows(matrixFixture);
	it('счётчики из ответа API', () => {
		expect(rows.find((r) => r.key === 'WITHOUT_PARTICIPATION')?.count).toBe(12);
		expect(rows.find((r) => r.key === 'REMOVED_BEFORE_CONFIRM')?.count).toBe(4);
		expect(rows.find((r) => r.key === 'IN_PROGRESS')?.count).toBe(6);
	});
	it('доли только у причин; разбивка удалённых после подтверждения', () => {
		expect(rows.find((r) => r.key === 'WITHOUT_PARTICIPATION')?.share).toBe('52,2%');
		expect(rows.find((r) => r.key === 'IN_PROGRESS')?.share).toBeNull();
		expect(rows.find((r) => r.key === 'REMOVED_AFTER_CONFIRM')?.note).toBe('удалено: 1, заменено: 2');
	});
});

describe('formatShare', () => {
	it('нет знаменателя — «нет данных», не 0%', () => {
		expect(formatShare(0, 0)).toBe('нет данных');
	});
});

describe('monthLabel', () => {
	it('месяц.год', () => {
		expect(monthLabel('2026-03-01')).toBe('03.2026');
	});
});

describe('sourceColumns', () => {
	it('источник не выбран — PDF, Excel, Всего', () => {
		expect(sourceColumns(undefined).map((c) => c.key)).toEqual(['image', 'tabular', 'all']);
	});
	it('выбран источник — одна колонка', () => {
		expect(sourceColumns('tabular').map((c) => c.label)).toEqual(['Excel']);
	});
});

describe('buildSourceRows', () => {
	it('счётчики по колонкам источника', () => {
		const excel = { ...matrixFixture, counts: { ...matrixFixture.counts, AS_IS: 1 } };
		const rows = buildSourceRows([
			{ key: 'image', data: matrixFixture },
			{ key: 'tabular', data: excel },
		]);
		const asIs = rows.find((r) => r.key === 'AS_IS');
		expect(asIs?.cells.image?.count).toBe(5);
		expect(asIs?.cells.tabular?.count).toBe(1);
	});
	it('пустой список колонок — нет строк', () => {
		expect(buildSourceRows([])).toEqual([]);
	});
});

describe('sumFixes', () => {
	it('суммирует по сервису и по нашему разбору, правку ОСВ не считает', () => {
		const fixes = {
			value_service: 1,
			value_ours: 2,
			code_service: 3,
			code_ours: 4,
			added_row_service: 5,
			added_row_ours: 6,
			header_service: 7,
			header_ours: 8,
			osv_period_account: 9,
		};
		expect(sumFixes(fixes)).toEqual({ service: 16, ours: 20 });
	});
	it('нет правок — null', () => {
		expect(sumFixes(null)).toBeNull();
	});
});

describe('formatReportDate', () => {
	it('ДД.ММ.ГГГГ', () => {
		expect(formatReportDate('2026-03-31')).toBe('31.03.2026');
		expect(formatReportDate(null)).toBe('—');
	});
});