import test from 'node:test';
import assert from 'node:assert/strict';
import fs from 'node:fs';
import {
    newPublicBase,
    publicBaseTreatments,
    publicBaseConditions,
    evaluatePublicBase,
    recordPublicBases,
    savePublicBaseBook,
    publicBaseBook,
    publicBaseCurrent,
    publicBaseReportRows,
} from '../../resources/js/lib/iva-public-authority-base.ts';
import { importExemptionCurrent } from '../../resources/js/lib/iva-import-exemptions.ts';
import { createProjectDossierReport } from '../../resources/js/lib/project-dossier-report.ts';
const frozen = JSON.parse(
    fs.readFileSync(
        new URL('./fixtures/iva-g7a-preserved-inputs.json', import.meta.url),
        'utf8',
    ),
);
const row = (treatment = publicBaseTreatments[0].id) => ({
    ...newPublicBase('g7a-' + treatment, 'MZN'),
    treatment,
    description: 'SYNTHETIC QA compensação por acto público',
    operationNature:
        treatment === 'public_authority_indemnity' ? 'goods' : 'services',
    period: '2026-12',
    authority: 'SYNTHETIC QA autoridade pública',
    actRef: 'SYNTHETIC QA acto A,operação própria',
    documentRef: 'SYNTHETIC QA G7A ' + treatment,
    documentDate: '2026-11-14',
    compensationForm:
        treatment === 'public_authority_indemnity' ? 'money' : 'mixed',
    moneyAmount:
        treatment === 'public_authority_indemnity' ? '1500.25' : '1000.10',
    nonMoneyValue: '250.20',
    valuationRef:
        'SYNTHETIC QA valor normal nos termos15(4),pressuposto explícito',
    compositionRef:
        'SYNTHETIC QA documento A,composição15(5)/(6),semIVA e sem duplicações',
    evidence:
        'SYNTHETIC QA pressupostos;operação sujeita e ligada ao acto,não incumprimento contratual judicial',
    conditions: Object.fromEntries(
        publicBaseConditions.map(([key]) => [key, 'yes']),
    ),
});
const draft = () => ({
    ...structuredClone(frozen),
    context_opportunity: 'opportunity:339',
    project_title: 'SYNTHETIC QA — G7A / Base de actos públicos',
});

void test('P090 bases distinguish indemnity/other compensation from incidence,tax and judicial contract-breach exclusion', () => {
    for (const treatment of publicBaseTreatments) {
        const input = row(treatment.id),
            ok = evaluatePublicBase(input, 'MZN');
        assert.equal(ok.status, 'determined');
        assert.equal(
            ok.baseAmount,
            treatment.id === 'public_authority_indemnity'
                ? '1500.25'
                : '1250.30',
        );
        assert.equal(ok.vat, null);
        assert.equal(ok.rate, null);
        for (const [key] of publicBaseConditions)
            for (const value of ['', 'unknown', 'no']) {
                const r = evaluatePublicBase(
                    {
                        ...input,
                        conditions: { ...input.conditions, [key]: value },
                    },
                    'MZN',
                );
                assert.equal(
                    r.status,
                    value === 'no' ? 'not_applicable' : 'indeterminate',
                );
                assert.equal(r.baseAmount, null);
                assert.equal(r.vat, null);
            }
        for (const patch of [
            { authority: '' },
            { actRef: '' },
            { compositionRef: '' },
            { operationNature: '' },
            { documentDate: '2026-02-30' },
            { documentRef: '' },
            { period: '2025-12' },
            { currency: 'USD' },
        ])
            assert.equal(
                evaluatePublicBase({ ...input, ...patch }, 'MZN').baseAmount,
                null,
            );
    }
    assert.match(
        evaluatePublicBase(
            {
                ...row(),
                conditions: {
                    ...row().conditions,
                    notJudicialContractBreach: 'no',
                },
            },
            'MZN',
        ).reason,
        /15\(6\)\(a\)/,
    );
});

void test('money,in-kind,mixed compute exact net components;unknown differs from explicit zero and hidden values are retained', () => {
    const input = row();
    for (const [patch, expected] of [
        [{ compensationForm: 'money', moneyAmount: '0' }, '0.00'],
        [
            {
                compensationForm: 'non_money',
                moneyAmount: '',
                nonMoneyValue: '250.20',
            },
            '250.20',
        ],
        [
            {
                compensationForm: 'mixed',
                moneyAmount: '0.000001',
                nonMoneyValue: '0.000002',
            },
            '0.000003',
        ],
        [
            {
                compensationForm: 'mixed',
                moneyAmount: '999999999999999.999999',
                nonMoneyValue: '999999999999999.999999',
            },
            '1999999999999999.999998',
        ],
    ]) {
        const r = evaluatePublicBase({ ...input, ...patch }, 'MZN');
        assert.equal(r.baseAmount, expected);
        assert.equal(r.vat, null);
    }
    for (const patch of [
        { compensationForm: '' },
        { moneyAmount: '' },
        { moneyAmount: '-1' },
        { moneyAmount: 'NaN' },
        { moneyAmount: '1.0000001' },
        { compensationForm: 'mixed', nonMoneyValue: '' },
        { compensationForm: 'non_money', valuationRef: '' },
    ])
        assert.equal(
            evaluatePublicBase({ ...input, ...patch }, 'MZN').baseAmount,
            null,
        );
    const switched = { ...input, compensationForm: 'non_money' };
    assert.equal(switched.moneyAmount, '1500.25');
    assert.equal(evaluatePublicBase(switched, 'MZN').baseAmount, '250.20');
    assert.equal(
        evaluatePublicBase({ ...switched, compensationForm: 'mixed' }, 'MZN')
            .baseAmount,
        '1750.45',
    );
});

void test('save/recovery/report isolate P090 from78delivered branches and partial offers,while keeping exact versions and contextual invalidation', () => {
    const d = draft(),
        prior = JSON.parse(d.modelo_a_snapshot);
    assert.deepEqual(publicBaseBook(d), { rows: [] });
    assert.deepEqual(publicBaseReportRows(d), []);
    let book = recordPublicBases(d, {
        rows: publicBaseTreatments.map((rule) => ({
            ...row(rule.id),
            conditions: {},
        })),
    });
    book = recordPublicBases(d, {
        ...book,
        rows: publicBaseTreatments.map((rule) => ({
            ...row(rule.id),
            conditions: {
                ...row(rule.id).conditions,
                notJudicialContractBreach: 'no',
            },
        })),
    });
    book = recordPublicBases(d, {
        ...book,
        rows: publicBaseTreatments.map((rule) => row(rule.id)),
    });
    assert.equal(book.history.length, 2);
    assert.ok(
        book.history.every((h) =>
            h.rows.every((r) => r.baseAmount === null && r.vat === null),
        ),
    );
    assert.ok(publicBaseCurrent(d, book));
    for (const field of [
        'actRef',
        'documentRef',
        'compositionRef',
        'compensationForm',
        'valuationRef',
        'moneyAmount',
    ])
        assert.ok(
            !publicBaseCurrent(d, {
                ...book,
                rows: book.rows.map((r) => ({ ...r, [field]: 'changed' })),
            }),
        );
    for (const patch of [
        { context_opportunity: 'opportunity:340' },
        { currency: 'USD' },
        { selection_labels: { province_id: 'Maputo' } },
    ])
        assert.ok(!publicBaseCurrent({ ...d, ...patch }, book));
    d.modelo_a_snapshot = savePublicBaseBook(d, book);
    assert.deepEqual(publicBaseBook(JSON.parse(JSON.stringify(d))), book);
    const next = JSON.parse(d.modelo_a_snapshot);
    const { publicAuthorityBases: _publicAuthorityBases, ...untouched } = next;
    assert.deepEqual(untouched, prior);
    for (const [scope, previous] of Object.entries(prior.importExemptions))
        assert.ok(
            importExemptionCurrent(
                { ...d, context_opportunity: scope },
                previous,
            ),
        );
    assert.equal(
        next.importExemptions['opportunity:338'].result.rows[1].importVat,
        '400.00',
    );
    assert.equal(
        next.importExemptions['opportunity:336'].result.rows[0].serviceVat,
        '0.00',
    );
    assert.equal(
        next.books['opportunity:329'].result.periods[0].fields['11'],
        null,
    );
    const report = JSON.stringify(
        createProjectDossierReport(d, {
            selectedSections: new Set(['finance']),
            version: 'QA G7A',
        }),
    );
    for (const token of [
        'Base P090',
        '1500.25',
        '1250.30',
        'IVA: Indeterminado',
        'opportunity:339',
        'Manica',
        '2026-12',
        'acto A',
        '15(2)(d)',
        'composição15(5)/(6)',
        'campo11',
    ])
        assert.ok(report.includes(token), token);
    assert.deepEqual(
        publicBaseReportRows({ ...d, context_opportunity: 'opportunity:340' }),
        [],
    );
    if (process.env.IVA_G7A_CALCULATED)
        fs.writeFileSync(process.env.IVA_G7A_CALCULATED, JSON.stringify(d));
});

void test('malformed public-base rows/store cannot replace originals;duplicate identifiers cannot create calculations', () => {
    const d = draft(),
        original = d.modelo_a_snapshot;
    for (const patch of [
        { moneyAmount: 4 },
        { conditions: [] },
        { valuationRef: null },
    ])
        assert.throws(
            () => savePublicBaseBook(d, { rows: [{ ...row(), ...patch }] }),
            /originais preservados/,
        );
    assert.equal(d.modelo_a_snapshot, original);
    assert.throws(
        () => recordPublicBases(d, { rows: [row(), row()] }),
        /distintos/,
    );
    assert.throws(() => recordPublicBases(d, { rows: [] }), /distintos/);
    const bad = {
        ...d,
        modelo_a_snapshot: JSON.stringify({
            ...JSON.parse(original),
            publicAuthorityBases: [],
        }),
    };
    assert.throws(() => publicBaseBook(bad), /originais preservados/);
    assert.equal(d.modelo_a_snapshot, original);
});