import assert from 'node:assert/strict';
import { readFileSync } from 'node:fs';
import test from 'node:test';
import { loadF5InventoryAuthoritativeSource } from '../../src/reference-data/f5-authoritative-inventory-source';

function key(value: string): string {
  return value.normalize('NFD')
    .replace(/[\u0300-\u036f]/g, '')
    .toLowerCase()
    .replace(/[^a-z0-9]+/g, ' ')
    .trim()
    .replace(/\s+/g, ' ');
}

test('F5 territory preload is exactly the authorized Tablas de yacimiento y areas workbook', () => {
  const source = loadF5InventoryAuthoritativeSource().areaSource;
  assert.equal(source.file, 'Tablas de yacimiento y areas.xlsx');
  assert.equal(source.sheet, 'cr26e_tabla1');
  assert.equal(source.sha256, '8260fcadebbcd631a4c95260d0a67c3ecb28d497b32decb02a1c0847be5afa78');
  assert.equal(source.rows.length, 230);

  const areas = new Set(source.rows.map((row) => key(row.area)));
  const literalYacimientoNames = new Set(source.rows.map((row) => row.yacimiento.trim()));
  const yacimientos = new Set(source.rows.map((row) => key(row.yacimiento)));
  const areaYacimiento = new Set(source.rows.map((row) => `${key(row.area)}|${key(row.yacimiento)}`));
  const departments = new Set(source.rows.map((row) => key(row.departamento)));
  const concessionTypes = new Set(source.rows.map((row) => key(row.tipoConcesion)));
  const operators = new Set(source.rows.map((row) => key(row.empresaOperadora)));

  assert.equal(areas.size, 64);
  // The authorized workbook contains 220 literal Yacimiento names. The F5 key
  // intentionally folds accents/punctuation/case, so one pair of literal names
  // collides into the same normalized key. Yacimiento identity is Area+Yacimiento,
  // never a globally-unique normalized name.
  assert.equal(literalYacimientoNames.size, 220);
  assert.equal(yacimientos.size, 219);
  assert.equal(areaYacimiento.size, 230);
  assert.equal(departments.size, 7);
  assert.equal(concessionTypes.size, 2);
  assert.equal(operators.size, 13);

  const literalNamesByKey = new Map<string, Set<string>>();
  for (const row of source.rows) {
    const normalized = key(row.yacimiento);
    const literals = literalNamesByKey.get(normalized) ?? new Set<string>();
    literals.add(row.yacimiento.trim());
    literalNamesByKey.set(normalized, literals);
  }
  assert.equal([...literalNamesByKey.values()].filter((items) => items.size > 1).length, 1);

  const literalAreasByYacimiento = new Map<string, Set<string>>();
  const areasByYacimiento = new Map<string, Set<string>>();
  for (const row of source.rows) {
    const literal = row.yacimiento.trim();
    const literalMemberships = literalAreasByYacimiento.get(literal) ?? new Set<string>();
    literalMemberships.add(key(row.area));
    literalAreasByYacimiento.set(literal, literalMemberships);

    const normalized = key(row.yacimiento);
    const memberships = areasByYacimiento.get(normalized) ?? new Set<string>();
    memberships.add(key(row.area));
    areasByYacimiento.set(normalized, memberships);
  }
  const literalMembershipSurplus = [...literalAreasByYacimiento.values()]
    .reduce((total, memberships) => total + Math.max(0, memberships.size - 1), 0);
  const normalizedMembershipSurplus = [...areasByYacimiento.values()]
    .reduce((total, memberships) => total + Math.max(0, memberships.size - 1), 0);
  assert.equal(literalMembershipSurplus, 10);
  assert.equal(normalizedMembershipSurplus, 11);

  for (const area of areas) {
    const rows = source.rows.filter((row) => key(row.area) === area);
    assert.equal(new Set(rows.map((row) => key(row.departamento))).size, 1, `${area}: departamento`);
    assert.equal(new Set(rows.map((row) => key(row.tipoConcesion))).size, 1, `${area}: concesión`);
    assert.equal(new Set(rows.map((row) => key(row.empresaOperadora))).size, 1, `${area}: operadora`);
  }
});

test('F5 technical catalog is exactly final_modelov2 and resolves internal IDEM references', () => {
  const source = loadF5InventoryAuthoritativeSource().catalogSource;
  assert.equal(source.file, 'final_modelov2.xlsx');
  assert.equal(source.sheet, 'Hoja1');
  assert.equal(source.sha256, 'c9a2d1db59fff2157162c41009b8c9042a3c7a3001649239a07732a3b8fca155');
  assert.equal(source.installations.length, 14);
  assert.equal(source.subinstallations.length, 109);

  const installationKeys = new Set(source.installations.map((item) => key(item.name)));
  assert.equal(installationKeys.size, 14);
  for (const subinstallation of source.subinstallations) {
    assert.ok(installationKeys.has(key(subinstallation.installation)), `${subinstallation.name} parent`);
    assert.ok(subinstallation.findings.every((finding) => !/^idem\b/i.test(finding.trim())), `${subinstallation.name} has unresolved IDEM`);
  }
  for (const installation of source.installations) {
    assert.ok(installation.findings.every((finding) => !/^idem\b/i.test(finding.trim())), `${installation.name} has unresolved IDEM`);
  }

  const allFindings = new Map<string, string>();
  for (const finding of source.universalFindings) allFindings.set(key(finding), finding);
  for (const installation of source.installations) {
    for (const finding of installation.findings) allFindings.set(key(finding), finding);
  }
  for (const subinstallation of source.subinstallations) {
    for (const finding of subinstallation.findings) allFindings.set(key(finding), finding);
  }
  assert.equal(allFindings.size, 177);
  assert.deepEqual(
    new Set(source.universalFindings.map(key)),
    new Set([
      'ORDEN Y LIMPIEZA',
      'CARTELERIA PREVENTIVA / INFORMATIVA',
      'EXTINTORES',
    ].map(key)),
  );
});

test('F5 source contracts keep Empresa out of physical ownership and preserve sealed documents on merge', () => {
  const mergeSource = readFileSync('src/asset-master/inventory-merge.service.ts', 'utf8');
  const fieldSource = readFileSync('src/inspection-visits/field-inventory.service.ts', 'utf8');
  const contextMigration = readFileSync('src/database/migrations/1790087250000-f5-operational-context-compatibility.ts', 'utf8');
  const catalogMigration = readFileSync('src/database/migrations/1790087300000-f5-authoritative-inventory-catalog.ts', 'utf8');

  assert.match(mergeSource, /resolvePhysicalAreaId/);
  assert.match(mergeSource, /documentInvariantsBefore/);
  assert.match(mergeSource, /locked_sha256/);
  assert.match(mergeSource, /closure_sha256/);
  assert.match(mergeSource, /frozen_sha256/);
  assert.match(mergeSource, /gedo_pdf_sha256/);
  assert.match(mergeSource, /historicalReferencesRewritten:\s*false/);
  assert.doesNotMatch(mergeSource, /source\.operatorCompanyId\s*!==\s*canonical\.operatorCompanyId/);
  assert.doesNotMatch(mergeSource, /misma Área y Operadora/);

  assert.match(fieldSource, /Área de esta inspección/);
  assert.match(fieldSource, /area_company_relations/);
  assert.doesNotMatch(fieldSource, /asset\.operator_company_id\s*=\s*\$2::uuid/);

  assert.match(contextMigration, /public async up[\s\S]*installAreaOwnedGuard/);
  assert.match(contextMigration, /public async down[\s\S]*installLegacyPairedGuard/);
  assert.match(contextMigration, /La Empresa se cambia en la relación temporal del Área/);

  assert.doesNotMatch(catalogMigration, /unaccent\s*\(/i);
  assert.doesNotMatch(catalogMigration, /source_reference\s+IS\s+NULL/i);
  assert.match(catalogMigration, /F5_SOURCE_FAMILY_COUNT\s*=\s*123/);
});