import assert from "node:assert/strict";
import { readFileSync } from "node:fs";
import test from "node:test";

import { consultationDomainIds, consultationEngineDomainIds } from "../src/lib/consultation-domain-registry.ts";

const migration = readFileSync(
  new URL("../supabase/migrations/20260814050000_consultation_domain_registry.sql", import.meta.url),
  "utf8",
);

function themeConstraintValues(sql: string) {
  const constraint = sql.match(/add constraint chat_sessions_theme_check[\s\S]*?check \(theme in \(([\s\S]*?)\)\);/i);
  assert.ok(constraint, "chat_sessions theme constraint must be present");
  return [...constraint[1].matchAll(/'([a-z][a-z0-9_-]*)'/g)].map((match) => match[1]);
}

test("chat_sessions persists exactly the canonical consultation domains", () => {
  // 原值：CHECK 值 == consultationDomainIds。
  // 新值：CHECK 值 == consultationEngineDomainIds（会话主题 / 引擎领域）；parents、children 只在数据卡里区分，不落库。
  // 原因：TASK-consult-evidence-card-20260927 D2，不改数据库。
  assert.deepEqual(themeConstraintValues(migration), [...consultationEngineDomainIds]);
  assert.deepEqual(
    consultationDomainIds.filter((domain) => !(consultationEngineDomainIds as readonly string[]).includes(domain)),
    ["parents", "children"],
  );
});

test("chat_sessions does not persist aliases or independent product routes", () => {
  const values = themeConstraintValues(migration);
  for (const rejected of ["relationship", "finance", "health_pressure", "home", "prashna", "muhurta", "rectification", "compatibility", "spirituality"]) {
    assert.equal(values.includes(rejected), false, rejected);
  }
});