import { describe, expect, it } from 'vitest'
import { World } from '../src/renderer/game/engine/runtime/World'
import { MAJOR_RATE } from '../src/renderer/game/data/pacing'
import { marketPrice, buyItem, sellItem } from '../src/renderer/game/engine/sim/Market'

function mk(seed: string): World {
  return World.create({ seed, surname: '钟', familyName: '钟家', motto: 'm', difficulty: 'normal' })
}

describe('矩阵：增益守恒（板块×境界）', () => {
  it.each(Object.entries(MAJOR_RATE))('%s：MAJOR_RATE 值正', (major, rate) => {
    expect(rate).toBeGreaterThan(0)
    void major
  })
  it('MAJOR_RATE 自 spirit 递减链成立', () => {
    const chain = ['qi', 'foundation', 'core', 'nascent', 'spirit'].map((m) => MAJOR_RATE[m as keyof typeof MAJOR_RATE]!)
    for (let i = 1; i < chain.length; i++) expect(chain[i]!).toBeLessThan(chain[i - 1]!)
  })

  it.each([
    ['采购-大额', 40], ['采购-小额', 4], ['抛售-足', 30]
  ] as const)('%s：市场回写守恒（买后价升卖后价降）', (label, count) => {
    const w = mk(`ms-${label}`)
    w.advanceMonth()
    w.state.family.stones = 999999
    w.state.family.inventory['lingcao'] = 100
    const ws = w.state.worldSim as { marketPool: Record<string, number> }
    const pool0 = ws.marketPool['lingcao']!
    buyItem(w, 'lingcao', count)
    const pool1 = ws.marketPool['lingcao']!
    expect(pool1).toBeLessThan(pool0)
    sellItem(w, 'lingcao', count)
    const pool2 = ws.marketPool['lingcao']!
    expect(pool2).toBeGreaterThan(pool1)
  })

  it.each([
    ['炼丹', 'qiyuan'], ['炼丹', 'ningyuan'], ['武器', 'weapon-qi']
  ] as const)('%s：craft/forge 增守恒——库存可增可减', (label, item) => {
    const w = mk(`cs-${label}`)
    const fam = w.state.family
    fam.inventory['lingcao'] = 999
    fam.inventory['beastcore'] = 99
    fam.inventory['lingkuang'] = 999
    fam.stones = 99999
    fam.buildings = { danfang: 5 }
    if (item === 'weapon-qi') {
      const ok = w.forgeArtifact(item)
      expect(typeof ok).toBe('boolean')
    } else {
      const ok = w.craftPill(item as never)
      expect(typeof ok).toBe('boolean')
    }
  })
})

describe('矩阵：终局路径', () => {
  it.each([
    ['灭族'], ['飞升'], ['定鼎'], ['坐化']
  ] as const)('%s：gameOver 状态可置且不抛', (label) => {
    const w = mk(`go-${label}`)
    w.state.gameOver = false
    w.advanceMonth()
    expect(typeof w.state.gameOver).toBe('boolean')
  })

  it.each([
    ['一'], ['二'], ['三']
  ] as const)('生路 %s：50 年无覆灭也是合法人生', (label) => {
    const w = mk(`ok-${label}`)
    for (let i = 0; i < 600; i++) {
      if (w.state.gameOver) break
      w.advanceMonth()
    }
    expect(typeof w.state.family.reputation).toBe('number')
  })
})