import assert from "node:assert/strict";
import { test } from "node:test";
import {
  absenceDate,
  absenceToday,
  canEditOwnAbsence,
  canManageKitaAbsences,
} from "../src/lib/absence-policy";
import { familyInvitationView } from "../src/lib/family-invitation-view";

test("Abwesenheitsdatum akzeptiert echte Kalendertage und lehnt Überläufe ab", () => {
  assert.equal(
    absenceDate("2028-02-29").toISOString(),
    "2028-02-29T00:00:00.000Z",
  );
  for (const value of [
    "2026-02-29",
    "2026-04-31",
    "2026-13-01",
    "2026-1-09",
    "2026-10-09T12:00:00",
    "invalid",
  ])
    assert.throws(() => absenceDate(value));
});

test("Die Datumsgrenze folgt Berlin auch über Mitternacht und die Zeitumstellung", () => {
  assert.equal(absenceToday(new Date("2026-10-09T21:59:59Z")), "2026-10-09");
  assert.equal(absenceToday(new Date("2026-10-09T22:00:00Z")), "2026-10-10");
  assert.equal(absenceToday(new Date("2026-10-25T22:59:59Z")), "2026-10-25");
  assert.equal(absenceToday(new Date("2026-10-25T23:00:00Z")), "2026-10-26");
  assert.equal(canEditOwnAbsence("2026-10-09", "2026-10-09"), false);
  assert.equal(canEditOwnAbsence("2026-10-10", "2026-10-09"), true);
  assert.equal(canManageKitaAbsences("ELTERN"), false);
  for (const role of ["ADMIN", "KOORDINATOR", "ERZIEHER"])
    assert.equal(canManageKitaAbsences(role), true);
});

test("Einladungsanzeige unterscheidet Aktivierung, Fehler, Ablauf und laufenden Versand", () => {
  const now = new Date("2026-10-09T12:00:00Z");
  const base = {
    expiresAt: new Date("2026-10-16T12:00:00Z"),
    sentAt: null,
    failed: false,
    leaseUntil: null,
    status: "PENDING",
  };
  assert.equal(familyInvitationView(null, null, now).status, "open");
  assert.equal(
    familyInvitationView(null, { ...base, failed: true }, now).status,
    "failed",
  );
  assert.equal(
    familyInvitationView(null, { ...base, expiresAt: now }, now).status,
    "expired",
  );
  assert.equal(
    familyInvitationView(null, { ...base, sentAt: now }, now).status,
    "sent",
  );
  assert.equal(
    familyInvitationView(
      null,
      { ...base, leaseUntil: new Date(now.getTime() + 1000) },
      now,
    ).status,
    "sending",
  );
  assert.equal(
    familyInvitationView(now, { ...base, failed: true }, now).status,
    "active",
  );
});