import assert from 'node:assert/strict';
import test from 'node:test';
import { applyAction, viewGame, type Game } from '../game/engine';
import { botActions } from '../game/bots';
import { DIFFICULTIES } from '../game/bot-profiles';
import { TERRITORIES } from '../game/board';
import { botGroundMoveAllowed, groundMoveRouteDistance } from '../game/bot-mobility';
import { SEMUTA_DRUG_ID } from '../game/semuta-drug';
import { basicSemutaAmbassadorInventory as inventory } from './fixture-basic-semuta-ambassador';
import { advanceSelectedIndependentNexus } from './fixture-selected-independent-nexus-cards';
import { selectedDiscoverySkillsStart, advanceDiscoverySkillsBlow } from './selected-discovery-skills-fixture';

function player(game: Game, id: string) {
  const seat = game.players.find(row => row.id === id); assert.ok(seat); return seat;
}
const clean = (g: Game) => !g.phaseOpening && !g.response && !g.decision &&
  !g.truthtrance && !g.pendingTreacheryDiscard;

/** Public mixed selected-deck start with real training, Discovery blow and
 * Movement. Only unopened Spice order and conserved card custody are staged. */
function fixture(advanced: boolean) {
  const started = selectedDiscoverySkillsStart({advanced,
    factions:['richese', 'ecaz', 'ixians', 'atreides']});
  assert.equal(started.setup.semutaPreview, true);
  assert.ok(started.game.leaderSkills && started.game.discoveries);
  let game = advanceDiscoverySkillsBlow(started.game, started.actions);
  game = advanceSelectedIndependentNexus(game,
    state => state.phase === 5 && state.active === 'atreides' && clean(state), started.actions);
  const beforeInventory = inventory(game);
  const give = (id: string, match: (card: Game['deck'][number]) => boolean) => {
    const target = player(game, id);
    const zones = [game.deck, game.discard, game.richeseCache!, ...game.players.map(row => row.hand)];
    const source = zones.find(zone => zone.some(match)); assert.ok(source);
    const [card] = source.splice(source.findIndex(match), 1);
    if (target.hand.length >= 4) source.push(target.hand.pop()!);
    target.hand.push(card);
    return card.id;
  };
  give('richese', card => card.id === SEMUTA_DRUG_ID);
  const hajr = give('atreides', card => card.effect === 'hajr');
  assert.deepEqual(inventory(game), beforeInventory);
  if (advanced) {
    // The Advanced face requires an actual shipment followed by movement.
    game = applyAction(game, 'atreides', {type:'ship', territory:'polar_sink', sector:0,
      amount:1, elite:0, allyPayment:0});
    game = advanceSelectedIndependentNexus(game,
      state => state.phase === 5 && state.active === 'atreides' && clean(state), started.actions);
    const own = viewGame(game, 'atreides'), seat = own.players.find(row => row.id === 'atreides'); assert.ok(seat);
    const from = 'polar_sink:0';
    const destination = TERRITORIES.filter(place => place.type === 'sand' &&
      !game.players.some(row => Object.keys(row.forces).some(key => key.startsWith(`${place.id}:`))) &&
      !Object.keys(game.spice).some(key => key.startsWith(`${place.id}:`) && game.spice[key] > 0))
      .flatMap(place => place.sectors.map(sector => ({territory:place.id, sector})))
      .find(place => groundMoveRouteDistance(own, seat, from, `${place.territory}:${place.sector}`) === 1 &&
        botGroundMoveAllowed(own, seat, from, `${place.territory}:${place.sector}`, 0));
    assert.ok(destination);
    game = applyAction(game, 'atreides', {type:'move', from, ...destination, amount:1, elite:0});
    game = advanceSelectedIndependentNexus(game,
      state => state.phase === 5 && state.active === 'atreides' && clean(state), started.actions);
    assert.equal(player(game, 'atreides').hajrWindow?.turn, game.turn);
  }
  return {game, hajr, beforeInventory};
}

for (const advanced of [false, true]) void test(
  `${advanced ? 'Advanced' : 'Basic'} mixed Discovery Skills supports an original Hajr Semuta claim or pass`, () => {
    const f = fixture(advanced);
    const prior = structuredClone(f.game);
    const pending = applyAction(prior, 'atreides', {type:'card', card:f.hajr});
    assert.equal(pending.pendingTreacheryDiscard?.batch.cause, 'ordinary:hajr');
    assert.equal(pending.pendingTreacheryDiscard?.reaction?.stage, 'offer');
    const event = pending.pendingTreacheryDiscard!.batch.event;
    const ownerView = viewGame(pending, 'richese');
    assert.equal(ownerView.semutaReaction?.canCommit, true);
    for (const difficulty of DIFFICULTIES) {
      const view = viewGame(pending, 'richese');
      view.players.find(row => row.id === 'richese')!.bot = difficulty;
      const action = botActions(view).find(row => row.type === 'semutaCommit' || row.type === 'semutaPass');
      assert.ok(action, difficulty);
      assert.doesNotThrow(() => applyAction(pending, 'richese', action), difficulty);
    }
    for (const claim of [false, true]) {
      let next = structuredClone(pending);
      if (claim) next = applyAction(next, 'richese', {type:'semutaCommit', event});
      else for (const seat of next.players) next = applyAction(next, seat.id, {type:'semutaPass', event});
      if (next.pendingTreacheryDiscard?.reaction?.stage === 'select')
        next = applyAction(next, 'richese', {type:'semutaSelect', event, card:f.hajr});
      assert.equal(next.pendingTreacheryDiscard, null);
      assert.equal(next.active, 'atreides');
      assert.ok(next.hajr.includes('atreides'));
      assert.equal(player(next, 'richese').hand.some(card => card.id === f.hajr), claim);
      assert.equal(next.discard.some(card => card.id === SEMUTA_DRUG_ID), claim);
      assert.deepEqual(inventory(next), f.beforeInventory);
    }
  });