import assert from 'node:assert/strict';
import test from 'node:test';
import { handLimit, viewGame, type Game } from '../game/engine';
import { act, advance, clean, createKullRicheseSemutaFixture, inventory, player } from './fixture-kull-richese-semuta';

/** Real Basic setup, cache purchase and active Emperor shipment window.
 * Only an existing physical Truthtrance is reassigned to Richese's hand. */
function source() {
  const f=createKullRicheseSemutaFixture(), game=structuredClone(f.game);
  const zones=[game.deck,game.discard,...(game.richeseCache?[game.richeseCache]:[]),
    ...(game.richeseRemoved?[game.richeseRemoved]:[]),...game.players.map(seat=>seat.hand)];
  const zone=zones.find(cards=>cards.some(card=>card.effect==='truthtrance')); assert.ok(zone);
  const [truth]=zone.splice(zone.findIndex(card=>card.effect==='truthtrance'),1);
  assert.ok(player(game,'richese').hand.length<handLimit(player(game,'richese')));
  player(game,'richese').hand.push(truth);
  assert.deepEqual(inventory(game),f.originalCards);
  return {...f,game,truth:truth.id};
}
function passDiscard(game:Game):Game {
  const pending=game.pendingTreacheryDiscard; assert.ok(pending?.reaction);
  const event=pending.batch.event;
  for (let count=0;game.pendingTreacheryDiscard?.batch.event===event && count<game.players.length;count++) {
    const reaction=game.pendingTreacheryDiscard!.reaction; assert.ok(reaction?.stage==='offer');
    const seat=game.players.find(row=>!reaction.passed.includes(row.id)); assert.ok(seat);
    game=act(game,seat.id,{type:'semutaPass',event});
  }
  assert.notEqual(game.pendingTreacheryDiscard?.batch.event,event);
  return game;
}
function answer(f:ReturnType<typeof source>, value:'yes'|'no') {
  let game=act(f.game,'richese',{type:'card',card:f.truth});
  while (game.truthtrance?.stage==='priority') {
    const seat=game.players.find(row=>!game.truthtrance!.passed.includes(row.id)); assert.ok(seat);
    game=act(game,seat.id,{type:'truthPass'});
  }
  const source=JSON.stringify(['karamaShipment',game.turn,'emperor','original']);
  game=act(game,'richese',{type:'truthAsk',question:{kind:'turnActions',target:'emperor',turn:game.turn,
    mixed:{kind:'action',action:{kind:'windowCardPlay',effect:'karamaShipment',source}}}});
  assert.ok(viewGame(game,'emperor').truthTurnActionAnswers?.includes(value));
  game=act(game,'emperor',{type:'truthAnswer',answer:value});
  const promise=game.turnActionPromises!.at(-1); assert.ok(promise);
  if (game.pendingTreacheryDiscard) game=passDiscard(game);
  return {game,event:promise.event};
}

void test('an original Karama forbidden by the actor’s whole No cannot open Kull',()=>{
  const f=source(); const {game:initialGame,event}=answer(f,'no'); let game=initialGame;
  const before=structuredClone(game);
  assert.throws(()=>act(game,'emperor',{type:'card',mode:'shipment',card:f.karama,target:'emperor'}));
  assert.deepEqual(game,before);
  assert.equal(game.pendingKull ?? null,null);
  game=act(game,'emperor',{type:'ship',territory:'polar_sink',sector:0,amount:1,elite:0,allyPayment:0});
  game=advance(game,clean);
  assert.ok(!game.turnActionPromises!.find(row=>row.event===event)?.released);
  assert.deepEqual(inventory(game),f.originalCards);
});

void test('an original printed Karama required by the actor’s whole Yes stays legal through Kull decline',()=>{
  const f=source(); const {game:initialGame,event}=answer(f,'yes'); let game=initialGame;
  game=act(game,'emperor',{type:'card',mode:'shipment',card:f.karama,target:'emperor'});
  const opportunity=viewGame(game,'choam').kullReaction; assert.ok(opportunity);
  game=act(game,'choam',{type:'kullDecision',event:opportunity.event,decline:true});
  if (game.pendingTreacheryDiscard) game=passDiscard(game);
  game=advance(game,clean);
  assert.equal(game.turnActionPromises!.find(row=>row.event===event)?.fulfilled,true);
  assert.equal(game.karamaShipping?.card,f.karama);
  assert.deepEqual(inventory(game),f.originalCards);
});