import {describe, expect, it, vi} from 'vitest';

import type {GameState} from '../types';
import {AnimationState, WorldType} from '../types';
import {rollHostileNpcLoot} from './hostileNpcPresets';

function createGameState(): GameState {
  return {
    worldType: WorldType.WUXIA,
    customWorldProfile: null,
    playerCharacter: null,
    runtimeStats: {
      playTimeMs: 0,
      lastPlayTickAt: null,
      hostileNpcsDefeated: 0,
      questsAccepted: 0,
      itemsUsed: 0,
      scenesTraveled: 0,
    },
    currentScene: 'Story',
    storyHistory: [],
    characterChats: {},
    animationState: AnimationState.IDLE,
    currentEncounter: null,
    npcInteractionActive: false,
    currentScenePreset: {
      id: 'ruins',
      name: '断碑古道',
      description: '阴气与碎骨混在旧路之间。',
      imageSrc: '/ruins.png',
      npcs: [],
      treasureHints: [],
    },
    sceneHostileNpcs: [],
    playerX: 0,
    playerOffsetY: 0,
    playerFacing: 'right',
    playerActionMode: 'idle',
    scrollWorld: false,
    inBattle: false,
    playerHp: 100,
    playerMaxHp: 100,
    playerMana: 60,
    playerMaxMana: 60,
    playerSkillCooldowns: {},
    activeBuildBuffs: [],
    activeCombatEffects: [],
    playerCurrency: 0,
    playerInventory: [],
    playerEquipment: {
      weapon: null,
      armor: null,
      relic: null,
    },
    npcStates: {},
    quests: [],
    roster: [],
    companions: [],
    currentBattleNpcId: null,
    currentNpcBattleMode: null,
    currentNpcBattleOutcome: null,
    sparReturnEncounter: null,
    sparPlayerHpBefore: null,
    sparPlayerMaxHpBefore: null,
    sparStoryHistoryBefore: null,
  };
}

describe('hostileNpcPresets', () => {
  it('combines preset loot with runtime semantic drops', async () => {
    const randomSpy = vi.spyOn(Math, 'random').mockReturnValue(0);
    vi.stubGlobal(
      'fetch',
      vi.fn().mockRejectedValue(new TypeError('network disabled in test')),
    );

    try {
      const loot = await rollHostileNpcLoot(createGameState(), [
        {
          id: 'monster-03',
          name: '断骨祟灵',
        },
      ]);

      expect(loot.some(item => item.id === 'monster-loot:bone-dust')).toBe(true);
      expect(
        loot.some(item => item.runtimeMetadata?.generationChannel === 'monster_drop'),
      ).toBe(true);
      expect(
        loot.find(item => item.id === 'monster-loot:bone-dust')?.runtimeMetadata?.storyFingerprint,
      ).toBeTruthy();
    } finally {
      vi.unstubAllGlobals();
      randomSpy.mockRestore();
    }
  });
});