import assert from 'node:assert/strict';
import { readFileSync } from 'node:fs';
import { fileURLToPath } from 'node:url';
import test from 'node:test';

// SMETA.js is imported elsewhere via an extensionless path ("../columnColors")
// that only the project's bundler (Rsbuild) resolves, so plain `node --test`
// cannot `import` this module directly (ERR_MODULE_NOT_FOUND). Per AURORA-1903
// and its precedent (AURORA-1901's form2SmetaConfig test), we instead match the
// file's text for its `accessorKey: "data...."` leaves and assert their order.
const sourcePath = fileURLToPath(new URL('./SMETA.js', import.meta.url));
const source = readFileSync(sourcePath, 'utf8');

// AURORA-1903: экран формы 1 должен показывать "Утверждено ИТОГО Год" (Z) и
// "Факт ИТОГО Год" (AL) — раньше их теряли, хотя SQL (v_form_view) всегда их
// отдавал и выгрузка Excel их писала. Порядок ниже — источник истины для
// колонок листа "Смета" формы 1: он литерально совпадает с порядком ключей
// SMETA_COLUMNS_BY_FORM["FORM_1"] в api/src/services/export_service/export_mappings.py.
const EXPECTED_DATA_ACCESSOR_KEY_ORDER = [
	'data.section_code',
	'data.name',
	'data.plan.support.q1',
	'data.plan.support.q2',
	'data.plan.support.q3',
	'data.plan.support.q4',
	'data.plan.support.year',
	'data.plan.development.q1',
	'data.plan.development.q2',
	'data.plan.development.q3',
	'data.plan.development.q4',
	'data.plan.development.year',
	'data.plan.total_year',
	'data.approved.support.q1',
	'data.approved.support.q2',
	'data.approved.support.q3',
	'data.approved.support.q4',
	'data.approved.support.year',
	'data.approved.development.q1',
	'data.approved.development.q2',
	'data.approved.development.q3',
	'data.approved.development.q4',
	'data.approved.development.year',
	'data.approved.total_year',
	'data.fact.support.q1',
	'data.fact.support.q2',
	'data.fact.support.q3',
	'data.fact.support.q4',
	'data.fact.support.year',
	'data.fact.development.q1',
	'data.fact.development.q2',
	'data.fact.development.q3',
	'data.fact.development.q4',
	'data.fact.development.year',
	'data.fact.total_year',
	'data.corrected.support.q2',
	'data.corrected.support.q3',
	'data.corrected.support.q4',
	'data.corrected.development.q2',
	'data.corrected.development.q3',
	'data.corrected.development.q4',
];

function extractDataAccessorKeysInOrder(text) {
	const re = /accessorKey:\s*"(data\.[^"]+)"/g;
	const keys = [];
	let match;
	while ((match = re.exec(text)) !== null) {
		keys.push(match[1]);
	}
	return keys;
}

test('FORM_1 SMETA screen leaf accessorKeys are in the ticket-mandated order (AURORA-1903)', () => {
	const keys = extractDataAccessorKeysInOrder(source);
	assert.deepEqual(keys, EXPECTED_DATA_ACCESSOR_KEY_ORDER);
});

test('FORM_1 SMETA screen has exactly one approved.total_year (Z) and one fact.total_year (AL) column', () => {
	const keys = extractDataAccessorKeysInOrder(source);
	assert.equal(keys.filter((key) => key === 'data.approved.total_year').length, 1);
	assert.equal(keys.filter((key) => key === 'data.fact.total_year').length, 1);
	assert.match(source, /accessorKey:\s*"data\.approved\.total_year"[\s\S]{0,80}columnLetter:\s*"Z"/);
	assert.match(source, /accessorKey:\s*"data\.fact\.total_year"[\s\S]{0,80}columnLetter:\s*"AL"/);
});