import test from 'node:test';
import assert from 'node:assert/strict';
import fs from 'node:fs';
import {
    acquisitionTreatmentIssue,
    continueWithoutFormerExploration,
    formerExplorationSource,
} from '../../resources/js/lib/iva-acquisition-continuity.ts';
import {
    newAcquisition,
    evaluateAcquisition,
    recordAcquisitions,
    acquisitionBook,
    acquisitionCurrent,
    saveAcquisitionBook,
    acquisitionReportRows,
} from '../../resources/js/lib/iva-acquisitions.ts';
import { salesCurrent } from '../../resources/js/lib/iva-operations.ts';
import { createProjectDossierReport } from '../../resources/js/lib/project-dossier-report.ts';
const frozen = JSON.parse(
    fs.readFileSync(
        new URL('./fixtures/iva-g5a-inputs.json', import.meta.url),
        'utf8',
    ),
);
const row = () => ({
    ...newAcquisition('g5b-0', '2026-12', 'MZN'),
    field: '10',
    net: '100',
    vat: '16',
    gross: '116',
    documentType: 'invoice',
    documentRef: 'SYNTHETIC QA G5B 001',
    documentDate: '2026-12-10',
    supplier: 'SYNTHETIC QA fornecedor',
    supplierRegistered: 'yes',
    legalDocument: 'yes',
    held: 'yes',
    domestic: 'yes',
    allocation: 'taxable_only',
    exclusion: 'none',
    integrity: 'yes',
    description:
        'SYNTHETIC QA — serviço de pesquisa; antiga referência14(2)(c)',
    acquisitionTreatment: 'former_exploration_exemption',
});
function fixture() {
    const draft = {
        ...structuredClone(frozen),
        context_opportunity: 'opportunity:329',
        project_title: 'SYNTHETIC QA — G5B / Continuidade da aquisição',
    };
    const prior = recordAcquisitions(draft, {
        currency: 'MZN',
        taxpayerRegistered: 'yes',
        rows: [row()],
        periods: [{ period: '2026-12', complete: true, absent: [] }],
    });
    draft.modelo_a_snapshot = saveAcquisitionBook(draft, prior);
    return { draft, prior };
}
void test('2017 rectification prevents former14(2)(c) exemption in2026,including explicit zero;unknown is not a normal treatment', () => {
    assert.match(formerExplorationSource, /BR89/);
    assert.match(
        acquisitionTreatmentIssue('former_exploration_exemption'),
        /eliminada/,
    );
    for (const vat of ['16', '0', '']) {
        const input = { ...row(), vat, gross: vat === '0' ? '100' : '116' },
            result = evaluateAcquisition(input, 'MZN', 'yes');
        assert.equal(result.deductible, null);
        assert.match(result.reason, /Não se aplica nesta cobertura2026/);
        assert.equal(input.net, '100');
    }
    assert.equal(
        evaluateAcquisition(
            { ...row(), acquisitionTreatment: 'unknown' },
            'MZN',
            'yes',
        ).deductible,
        null,
    );
    assert.match(
        evaluateAcquisition({ ...row(), period: '2016-12' }, 'MZN', 'yes')
            .reason,
        /fora do âmbito/,
    );
});
void test('explicit continuation keeps values,document,answers and source;normal deduction requires existing conditions', () => {
    const input = row(),
        next = continueWithoutFormerExploration(input);
    for (const key of Object.keys(input).filter(
        (k) => k !== 'acquisitionTreatment',
    ))
        assert.deepEqual(next[key], input[key], key);
    assert.equal(input.acquisitionTreatment, 'former_exploration_exemption');
    assert.equal(next.acquisitionTreatment, 'normal');
    assert.equal(
        next.acquisitionTreatmentOrigin.id,
        'former_exploration_exemption',
    );
    assert.equal(evaluateAcquisition(next, 'MZN', 'yes').deductible, '16.00');
    for (const patch of [
        { held: '' },
        { allocation: 'mixed' },
        { legalDocument: '' },
        { sourceCurrency: 'USD' },
        { vat: '', gross: '' },
        { domestic: 'no' },
        { documentDate: '2026-11-10' },
    ])
        assert.equal(
            evaluateAcquisition({ ...next, ...patch }, 'MZN', 'yes').deductible,
            null,
        );
    assert.throws(
        () =>
            continueWithoutFormerExploration({
                ...input,
                acquisitionTreatment: 'normal',
            }),
        /antiga referência/,
    );
});
void test('manual purchase month does not require sales;previous classification remains in history and incomplete totals remain unknown', () => {
    const { draft, prior } = fixture();
    assert.equal(draft.monthly_iva_settings, undefined);
    assert.equal(prior.result.rows[0].deductible, null);
    assert.equal(prior.result.periods[0].fields['10'], null);
    const next = recordAcquisitions(draft, {
        ...prior,
        rows: [continueWithoutFormerExploration(prior.rows[0])],
    });
    assert.deepEqual(next.history, [prior.result]);
    assert.equal(next.result.rows[0].deductible, '16.00');
    assert.equal(next.result.periods[0].fields['10'], '16.00');
    for (const f of ['01', '02', '11', '14', '15', '16', '17', '18'])
        assert.equal(next.result.periods[0].fields[f], null, f);
    assert.throws(
        () => recordAcquisitions(draft, { ...next, periods: [] }),
        /meses aplicáveis/,
    );
    assert.throws(
        () =>
            recordAcquisitions(draft, {
                ...next,
                periods: [...next.periods, ...next.periods],
            }),
        /meses aplicáveis/,
    );
    assert.throws(
        () =>
            recordAcquisitions(draft, {
                ...next,
                rows: [
                    {
                        ...next.rows[0],
                        sourceMonth: 1,
                        sourceAmount: '100',
                        sourceBasis: 'net',
                    },
                ],
            }),
        /orçamentos do plano mudaram/,
    );
});
void test('save/recovery/report retain rectification,continuation and history;all20 prior sales books stay identical/current', () => {
    const { draft, prior } = fixture();
    const book = recordAcquisitions(draft, {
        ...prior,
        rows: [continueWithoutFormerExploration(prior.rows[0])],
    });
    draft.modelo_a_snapshot = saveAcquisitionBook(draft, book);
    assert.ok(acquisitionCurrent(draft, book));
    assert.deepEqual(
        acquisitionBook(JSON.parse(JSON.stringify(draft))),
        JSON.parse(JSON.stringify(book)),
    );
    const before = JSON.parse(frozen.modelo_a_snapshot),
        after = JSON.parse(draft.modelo_a_snapshot);
    assert.equal(Object.keys(before.salesOperations).length, 20);
    assert.deepEqual(after.salesOperations, before.salesOperations);
    assert.deepEqual(Object.keys(after.books), ['opportunity:329']);
    for (const [context, original] of Object.entries(before.salesOperations))
        assert.ok(
            salesCurrent({ ...draft, context_opportunity: context }, original),
        );
    const report = JSON.stringify(
        createProjectDossierReport(draft, {
            selectedSections: new Set(['finance']),
            version: 'QA G5B',
        }),
    );
    for (const token of [
        'opportunity:329',
        'Manica',
        '2026-12',
        '16.00',
        'BR89',
        'Continuidade14(2)(c)',
        'eliminado',
        'expressamente escolhida',
    ])
        assert.ok(report.includes(token), token);
    assert.match(
        JSON.stringify(acquisitionReportRows(draft)),
        /antiga isenção/,
    );
    if (process.env.IVA_G5B_CALCULATED)
        fs.writeFileSync(process.env.IVA_G5B_CALCULATED, JSON.stringify(draft));
});