import assert from 'node:assert/strict';
import test from 'node:test';

import { DEFAULT_NPC_TOKEN_SESSION_SCALE } from '../../shared/types/appPlayers';

import { SceneNpcTokensSessionStore } from './sceneNpcTokensSessionStore';

void test('SceneNpcTokensSessionStore move and reset', () => {
  const store = new SceneNpcTokensSessionStore();
  const s1 = store.dispatch({ kind: 'move', placementId: 'a', nx: 0.2, ny: 0.3 });
  assert.equal(s1.byPlacementId.a?.nx, 0.2);
  assert.equal(s1.revision, 2);
  const s2 = store.dispatch({ kind: 'move', placementId: 'a', nx: 0.2, ny: 0.3 });
  assert.equal(s2.revision, s1.revision); // no-op
  const s3 = store.reset();
  assert.deepEqual(s3.byPlacementId, {});
  assert.equal(s3.scale, DEFAULT_NPC_TOKEN_SESSION_SCALE);
  assert.ok(s3.revision > s1.revision);
});

void test('SceneNpcTokensSessionStore setScale', () => {
  const store = new SceneNpcTokensSessionStore();
  const s1 = store.dispatch({ kind: 'setScale', scale: 1.5 });
  assert.equal(s1.scale, 1.5);
  store.dispatch({ kind: 'move', placementId: 'a', nx: 0.1, ny: 0.2 });
  const s2 = store.dispatch({ kind: 'setScale', scale: 0.1 });
  assert.equal(s2.scale, 0.4); // clamped min
  assert.ok(s2.byPlacementId.a);
  const s3 = store.reset();
  assert.equal(s3.scale, DEFAULT_NPC_TOKEN_SESSION_SCALE);
  assert.deepEqual(s3.byPlacementId, {});
});