import { describe, expect, it } from 'vitest'
import { World } from '../src/renderer/game/engine/runtime/World'
import { GameFacade } from '../src/renderer/game/engine/runtime/ApiFacade'
import { SYSTEM_DEFS } from '../src/renderer/game/engine/runtime/capabilities'
import { PACK, pack, DEFAULT_PACK } from '../src/renderer/game/data/registry'
import { marketPrice } from '../src/renderer/game/engine/sim/Market'
import { stateFingerprint, longRun } from './fingerprint.helper'
import { resetSaveBus, attachLogSink } from './world.helpers'

function baseWorld(seed: string): World {
  const w = World.create({ seed, surname: '阮', familyName: '阮家', motto: 'm', difficulty: 'normal' })
  resetSaveBus()
  attachLogSink(w)
  return w
}

describe('CapabilityRegistry 能力卡', () => {
  it('系统清单齐全（id 唯一、版本与说明在位）', () => {
    const ids = new Set(SYSTEM_DEFS.map((d) => d.id))
    expect(ids.size).toBe(SYSTEM_DEFS.length)
    expect(SYSTEM_DEFS.length).toBeGreaterThanOrEqual(11)
    for (const d of SYSTEM_DEFS) {
      expect(d.version).toMatch(/^\d+\.\d+$/)
      expect(d.name.length).toBeGreaterThan(0)
    }
  })

  it('禁用修炼 → 12 月无人精进；恢复后回归', () => {
    const w = baseWorld('cap-a')
    const x5 = w.state.members['x5']
    x5.realm = { major: 'qi', minor: 1 }
    const p0 = x5.realmProgress
    w.toggleSystem('cultivation')
    for (let i = 0; i < 12; i++) w.advanceMonth()
    expect(x5.realmProgress).toBe(p0)
    w.toggleSystem('cultivation')
    for (let i = 0; i < 12; i++) w.advanceMonth()
    expect(x5.realmProgress).toBeGreaterThan(p0)
  })

  it('禁用生产 → 库藏零涨；恢复后产出回归', () => {
    const w = baseWorld('cap-b')
    const c0 = w.state.family.inventory['lingcao'] ?? 0
    w.toggleSystem('production')
    for (let i = 0; i < 6; i++) w.advanceMonth()
    expect(w.state.family.inventory['lingcao'] ?? 0).toBeLessThanOrEqual(c0)
    w.toggleSystem('production')
    for (let i = 0; i < 6; i++) w.advanceMonth()
    expect(w.state.family.inventory['lingcao'] ?? 0).toBeGreaterThan(c0)
  })

  it('禁用婚育 → 全年无诞丁与媒觅', () => {
    const w = baseWorld('cap-c')
    const n0 = Object.values(w.state.members).filter((c) => c.bornYear > 1).length
    w.toggleSystem('marriage')
    for (let i = 0; i < 48; i++) w.advanceMonth()
    const n1 = Object.values(w.state.members).filter((c) => c.bornYear > 1).length
    expect(n1).toBe(n0)
  })

  it('禁用事件 → 迟迟无事，天空澄澈', () => {
    const w = baseWorld('cap-d')
    w.toggleSystem('events')
    for (let i = 0; i < 40; i++) w.advanceMonth()
    expect(w.state.pendingEvent).toBeUndefined()
  })

  it('toggle 幂等与 sysChanged 广播', () => {
    const w = baseWorld('cap-e')
    const changes: [string, boolean][] = []
    w.out.push({
      onLog: () => undefined,
      onChronicle: () => undefined,
      onBattle: () => undefined,
      onPendingEvent: () => undefined,
      onGameOver: () => undefined,
      onSystemChange: (id, enabled) => changes.push([id, enabled])
    })
    const r1 = w.toggleSystem('season')
    expect(r1).toBe(false)
    expect(changes).toEqual([['season', false]])
    const r2 = w.toggleSystem('season')
    expect(r2).toBe(true)
    expect(w.toggleSystem('no-such-system')).toBe(false)
  })
})

describe('DataPackRegistry 数据包', () => {
  it('默认包与静态数据同引用（金钟罩不受影响）', () => {
    expect(pack().items).toBe(DEFAULT_PACK.items)
    expect(DEFAULT_PACK.items['lingcao'].name).toBe('灵草')
  })

  it('覆写物价 → 行情立即反映；重置还原', () => {
    const w = baseWorld('dp-a')
    const p0 = marketPrice(w, 'lingcao')
    PACK.override({ items: { ...DEFAULT_PACK.items, lingcao: { ...DEFAULT_PACK.items['lingcao'], basePrice: 999 } } })
    const p1 = marketPrice(w, 'lingcao')
    expect(p1).toBeGreaterThan(p0)
    PACK.reset()
    const p2 = marketPrice(w, 'lingcao')
    expect(p2).toBe(p0)
  })

  it('fingerprint 稳定且对覆写敏感', () => {
    const f0 = PACK.fingerprint()
    PACK.override({})
    const f1 = PACK.fingerprint()
    expect(f1).toBe(f0)
  })
})

describe('GameFacade 门面', () => {
  it('act 全目录跑通（每类至少一条不抛且有副作用或无副作用返回）', () => {
    const w = baseWorld('fa-a')
    const f = new GameFacade(w, 1)
    f.act('head.set', { memberId: 'x3' })
    expect(w.state.family.headId).toBe('x3')
    f.act('member.post', { memberId: 'x4', post: 'guardian' })
    expect(w.state.members['x4'].post).toBe('guardian')
    f.act('estate.build', { building: 'fangshi' })
    expect(w.state.family.buildings['fangshi']).toBe(1)
    f.act('estate.rite', {})
    expect(w.state.family.flag['lastRiteYear']).toBe(1)
    const afterRite = w.state.family.stones
    f.act('market.sell', { item: 'lingcao', count: 5 })
    expect(w.state.family.stones).toBeGreaterThan(afterRite)
  })

  it('query 家族/成员/系统/年轴/财务快照', () => {
    const w = baseWorld('fa-b')
    const f = new GameFacade(w, 1)
    const fam = f.query('family') as { year: number; reputation: number }
    expect(fam.year).toBe(1)
    const mem = f.query('members') as { list: { id: string }[] }
    expect(mem.list.length).toBe(5)
    const sys = f.query('systems') as { list: { id: string }[] }
    expect(sys.list.length).toBe(SYSTEM_DEFS.length)
    const fin = f.query('finance') as { stones: number }
    expect(fin.stones).toBe(800)
  })

  it('subscribe 协议全套捕获（log/paper/sysChanged）并可退订', () => {
    const w = baseWorld('fa-c')
    const f = new GameFacade(w, 1)
    const seen: string[] = []
    const unsub = f.subscribe((e) => seen.push(e.type))
    for (let i = 0; i < 14; i++) w.advanceMonth()
    f.act('estate.rite', {})
    w.toggleSystem('season')
    expect(seen).toContain('log')
    expect(seen).toContain('paper')
    expect(seen).toContain('sysChanged')
    unsub()
    const before = seen.length
    w.advanceMonth()
    expect(seen.length).toBe(before)
  })

  it('about 元数据完整', () => {
    const w = baseWorld('fa-d')
    const f = new GameFacade(w, 1)
    const info = f.about()
    expect(info.title).toBe('仙途家族志')
    expect(info.version).toContain('0.1.30')
    expect(info.modules).toBeGreaterThanOrEqual(11)
    expect(info.systems).toBeGreaterThan(0)
    expect(info.plugins).toBeGreaterThanOrEqual(3)
  })

  it('默认配置金钟罩不受门面化影响', () => {
    PACK.reset()
    expect(stateFingerprint(longRun('bell-seed-1').state)).toBe('5670331a')
    expect(stateFingerprint(longRun('bell-seed-3').state)).toBe('bb5fd1e2')
  })
})