import { describe, expect, it } from 'vitest'
import { World } from '../src/renderer/game/engine/runtime/World'
import { calcGiftGain, GIFT_TIERS, giftNpc } from '../src/renderer/game/engine/runtime/Systems/diplomacy'
import { resetSaveBus, attachLogSink } from './world.helpers'

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

describe('0.1.12 弹框语义引擎', () => {
  it('requeueEvent：事件回队且清 pending 不重复', () => {
    const w = baseWorld('requeue')
    w.state.pendingEvent = 'ev-youdao'
    w.requeueEvent('ev-youdao')
    expect(w.state.pendingEvent).toBeUndefined()
    expect(w.state.eventQueue).toContain('ev-youdao')
    // 再次 requeue 不重复
    w.requeueEvent('ev-youdao')
    expect(w.state.eventQueue.filter((e) => e === 'ev-youdao').length).toBe(1)
  })

  it('requeue 后事件可再次被 eventRoll 触发（monthly）', () => {
    const w = baseWorld('requeue2')
    w.state.pendingEvent = 'ev-youdao'
    w.requeueEvent('ev-youdao')
    // 下一月 eventRoll 会从队列抽出
    w.advanceMonth()
    expect(w.state.eventQueue).not.toContain('ev-youdao')
  })

  it('事件关闭后（requeue）不算完成（可选择）', () => {
    const w = baseWorld('requeue3')
    const def = 'ev-lieshou'
    w.state.pendingEvent = def
    w.requeueEvent(def)
    expect(w.state.completedEvents).not.toContain(def)
  })
})

describe('赠礼档位', () => {
  it.each(GIFT_TIERS.map((t) => [t] as const))('档位 %i 换算关系为 +N', (t) => {
    const gain = calcGiftGain(t)
    expect(gain).toBe(Math.max(1, Math.round(t / 12)))
    expect(gain).toBeGreaterThan(0)
  })

  it.each(GIFT_TIERS.map((t) => [t] as const))('档位 %i 赠予后关系精确', (t) => {
    const w = baseWorld(`gift-${t}`)
    const npc = w.state.npcFamilies['n-xuanying']
    const before = npc.relation
    w.state.family.stones = 1000
    giftNpc(w, 'n-xuanying', t)
    expect(npc.relation).toBe(Math.min(100, before + calcGiftGain(t)))
  })

  it('赠礼不足预算拒绝，分文不动', () => {
    const w = baseWorld('gift-poor')
    w.state.family.stones = 10
    const before = w.state.npcFamilies['n-xuanying'].relation
    const ok = giftNpc(w, 'n-xuanying', 40)
    expect(ok).toBe(false)
    expect(w.state.npcFamilies['n-xuanying'].relation).toBe(before)
  })
})

describe('求经台按钮条件', () => {
  it('藏书阁不足 3 级拒绝（seekSutra 路径）', () => {
    const w = baseWorld('sutra-low')
    w.state.family.buildings = { cangshu: 2 }
    expect(w.seekSutra()).toBe(false)
  })

  it('藏书阁 3 级 + 灵石足够 + 冷却期外成功', () => {
    const w = baseWorld('sutra-ok')
    w.state.family.buildings = { cangshu: 3 }
    w.state.family.stones = 1000
    expect(w.seekSutra()).toBe(true)
    expect(w.state.family.stones).toBe(850)
  })

  it('两年冷却内再访拒绝', () => {
    const w = baseWorld('sutra-cd')
    w.state.family.buildings = { cangshu: 3 }
    w.state.family.stones = 1000
    w.seekSutra()
    expect(w.seekSutra()).toBe(false)
  })
})

describe('ModalShell 规格约束（min(92vw,Npx) 类防横滚契约）', () => {
  it('弹框宽度定义均在 560-740 区间（可视化验收带）', () => {
    const widths = { event: 680, battle: 720, paper: 620, member: 740, resolve: 700, confirm: 560 }
    for (const [, w] of Object.entries(widths)) {
      expect(w).toBeGreaterThanOrEqual(540)
      expect(w).toBeLessThanOrEqual(760)
    }
  })
})