import assert from 'node:assert/strict';
import test from 'node:test';
import { applyAction, viewGame, type Game } from '../game/engine';
import { SEMUTA_DRUG_ID } from '../game/semuta-drug';
import { createSemutaHomeworldSaphoFixture } from './fixture-semuta-homeworld-sapho';
import { createSemutaHomeworldBattleSaphoFixture, prepareSemutaHomeworldBattleSapho } from './fixture-semuta-homeworld-battle-sapho';
import { reactSemutaHomeworldChoam } from './fixture-semuta-homeworld-choam';
import { moveSemutaEmperorCard } from './fixture-semuta-emperor-share';
import { biddingPhysicalIds } from './fixture-homeworld-occupied-bidding';
import { finishOriginalTruthQuestions, finishTruthOrder, playSaphoTruthOrder, truthOrderFrame } from './fixture-sapho-truth-order';

const SAPHO = 'richese-juice-of-sapho';
const copy = (game: Game): Game => JSON.parse(JSON.stringify(game));

/** Existing Homeworld fixtures create the real finite auction or native
 * pre-plan battle. Card hands alone are staged by moving original physical
 * components between their existing zones; no invoice, battle or phase is
 * fabricated. Both declarations and every later answer are real actions. */
function source(parent: 'auction' | 'battle', mode: 'first' | 'last') {
  const original = parent === 'auction'
    ? createSemutaHomeworldSaphoFixture('onceAround', mode, false)
    : createSemutaHomeworldBattleSaphoFixture('aggressor', 'first', false);
  let game = copy(original.game);
  if (parent === 'battle') game = prepareSemutaHomeworldBattleSapho(game);
  const inventory = biddingPhysicalIds(game);
  for (const seat of game.players) game.deck.push(...seat.hand.splice(0));
  const holders = game.order.filter(id => id !== original.holder);
  assert.ok(holders.length >= 2);
  const owner = mode === 'first' ? holders.at(-1)! : holders[0];
  const other = mode === 'first' ? holders[0] : holders.at(-1)!;
  moveSemutaEmperorCard(game, SAPHO, owner);
  moveSemutaEmperorCard(game, SEMUTA_DRUG_ID, original.holder);
  const truths = [...game.deck, ...game.discard, ...(game.richeseCache ?? []),
    ...(game.richeseRemoved ?? []), ...game.players.flatMap(p => p.hand)]
    .filter(card => card.effect === 'truthtrance').map(card => card.id);
  assert.ok(truths.length >= 2);
  const first = moveSemutaEmperorCard(game, truths[0], owner);
  const second = moveSemutaEmperorCard(game, truths[1], other);
  assert.deepEqual(biddingPhysicalIds(game), inventory);
  const originalParent = {turn:game.turn, phase:game.phase, active:game.active,
    auction:copyValue(game.auction), richeseAuction:copyValue(game.richeseAuction),
    battle:copyValue(game.battle), order:[...game.order]};
  for (const [actor, card] of [[owner,first],[other,second]])
    game = applyAction(game, actor, {type:'card', card});
  while (game.truthtrance?.stage === 'priority') {
    const seat = game.players.find(p => !game.truthtrance!.passed.includes(p.id)); assert.ok(seat);
    game = applyAction(game, seat.id, {type:'truthPass'});
  }
  const frame = truthOrderFrame(game);
  assert.deepEqual([...frame.holders].sort(), [owner,other].sort());
  assert.equal(mode === 'first' ? game.truthtrance!.queue.at(-1)?.player : game.truthtrance!.queue[0].player, owner);
  return {game, owner, other, holder:original.holder, inventory, originalParent};
}
function copyValue<T>(value: T): T {
  return value === undefined ? value : JSON.parse(JSON.stringify(value));
}

for (const parent of ['auction', 'battle'] as const) for (const mode of ['first', 'last'] as const)
  void test(`Basic Homeworld ${parent} preserves its original parent through Sapho ${mode} and Semuta`, () => {
    const f = source(parent, mode), prior = copy(f.game), frame = truthOrderFrame(prior);
    assert.ok(viewGame(prior, f.owner).saphoTruthOrderChoices.some(row => row.card === SAPHO && row.mode === mode));
    const pending = playSaphoTruthOrder(copy(prior), f.owner, SAPHO, mode);
    assert.equal(pending.pendingTreacheryDiscard?.continuation.kind, 'saphoTruthOrderDiscard');
    assert.equal(pending.pendingTreacheryDiscard?.reaction?.stage, 'offer');
    assert.equal(pending.truthtrance, null);
    for (const claim of [false, true]) {
      let next = reactSemutaHomeworldChoam(copy(pending), f.holder, claim);
      assert.equal(next.pendingTreacheryDiscard, null);
      assert.equal(truthOrderFrame(next).event, frame.event);
      assert.deepEqual(copyValue(next.auction), f.originalParent.auction);
      assert.deepEqual(copyValue(next.richeseAuction), f.originalParent.richeseAuction);
      assert.deepEqual(copyValue(next.battle), f.originalParent.battle);
      next = finishTruthOrder(next);
      assert.equal(mode === 'first' ? next.truthtrance!.queue[0].player : next.truthtrance!.queue.at(-1)?.player, f.owner);
      next = finishOriginalTruthQuestions(next);
      assert.equal(next.truthtrance, null);
      assert.equal(next.turn, f.originalParent.turn); assert.equal(next.phase, f.originalParent.phase);
      assert.equal(next.active, f.originalParent.active); assert.deepEqual(next.order, f.originalParent.order);
      assert.deepEqual(copyValue(next.auction), f.originalParent.auction);
      assert.deepEqual(copyValue(next.richeseAuction), f.originalParent.richeseAuction);
      assert.deepEqual(copyValue(next.battle), f.originalParent.battle);
      assert.deepEqual(biddingPhysicalIds(next), f.inventory);
    }
  });