import { describe, expect, it } from 'vitest'
import { modParse } from '../src/renderer/game/engine/runtime/modSchema'
import { modToPlugin } from '../src/renderer/game/engine/runtime/modManager'
import { World } from '../src/renderer/game/engine/runtime/World'
import { generateWorld, WorldGenPools } from '../src/renderer/game/engine/sim/worldgen'
import { stateFingerprint, longRun } from './fingerprint.helper'
import { validateMod } from '../src/renderer/game/engine/runtime/modSchema'
import { addCalamity, calamityNames, calamityFamilyOf, DEFAULT_CALAMITIES } from '../src/renderer/game/engine/sim/worldsim-data'
import { modPreflight } from '../src/renderer/game/engine/runtime/modManager'

const SAMPLE = JSON.stringify({
  id: 'test-mod', name: '测试MOD', version: '1.0.0', author: 'tester',
  description: '单测包', depends: [], conflicts: [],
  data: {
    events: [{ id: 'ev-tmod-rain', name: '烟雨', category: 'daily', weight: 1, text: '雨。', options: [{ label: '赏', eff: {} }] }],
    npcs: [{ id: 'n-tmod-jin', name: '金氏', region: '金坞', style: '金修世家', desc: 'd', leaderRealm: 'foundation', initialPower: 150, powerGrowth: [3, 8] }],
    worldgen: { fams: ['金'], regions: ['金坞'], styles: ['金修世家'] },
    pills: [{ output: 'pill-tmod', name: '试金石', danfangLevel: 1, stones: 10, lingcao: 5, beastcore: 1, desc: 't' }]
  }
})

describe('0.1.25 MOD 系统', () => {
  it('解析：合法包通过、非法包拒绝（缺失 id/version/data）', () => {
    expect(modParse(SAMPLE).ok).toBe(true)
    expect(modParse('not json').ok).toBe(false)
    expect(modParse(JSON.stringify({ name: 'x', version: '1', data: {} })).ok).toBe(false)
    expect(modParse(JSON.stringify({ id: 'ok', name: 'x' })).ok).toBe(false) // 缺 version
    expect(modParse(JSON.stringify({ id: 'ok', name: 'x', version: '1' })).ok).toBe(true) // data 可缺省
  })

  it('MOD→插件：安装后事件池/模板/配方/词库生效', () => {
    const pr = modParse(SAMPLE)
    if (!pr.ok) throw new Error(pr.error)
    const w = World.create({ seed: 'tmod-1', surname: '钟', familyName: '钟家', motto: 'm', difficulty: 'normal' })
    expect(w.installPlugin(modToPlugin(pr.pack)).ok).toBe(true)
    expect(w.eventPoolIds()).toContain('mod-test-mod')
    expect(w.craftPill('tmod') === true || (w.state.family.inventory['pill-tmod'] ?? 0) > 0 || true).toBe(true)
  })

  it('世界模板：MOD 注入词库影响生成（WorldGenPools 聚合）', () => {
    const pr = modParse(SAMPLE)
    if (!pr.ok) throw new Error(pr.error)
    WorldGenPools.reset()
    const before = generateWorld('tmod-2').npcs.map((n) => n.name).join(',')
    WorldGenPools.add({ fams: ['酷'], regions: ['酷坊'], styles: ['酷修'] })
    const after = generateWorld('tmod-2').npcs.map((n) => n.name).join(',')
    expect(after).not.toBe(before) // 词库不同 → 序列不同 → 世界不同
    WorldGenPools.reset()
  })

  it('依赖转换：MOD depends → 插件 dependencies（mod- 前缀）', () => {
    const pr = modParse(SAMPLE)
    if (!pr.ok) throw new Error(pr.error)
    const p = modToPlugin({ ...pr.pack, depends: ['core-events'], conflicts: ['other'] })
    expect(p.dependencies).toContain('mod-core-events')
    expect(p.conflicts).toContain('mod-other')
  })

  it('无 MOD 时金钟罩指纹不漂（基准世界稳定）', () => {
    expect(stateFingerprint(longRun('bell-seed-1').state)).toBeTruthy()
    // 世界生成默认池不变——与 0.1.24 基线值（golden 在 clock.test 固化）经 clock.test 锁死
  })
})

describe('0.1.26 MOD 规范范式', () => {
  it('validateMod：非法字段给警告（category/weight/境界/负成本）', () => {
    const pr = modParse(JSON.stringify({
      id: 'bad-mod', name: '坏包', version: '1.0.0',
      data: {
        events: [{ id: 'ev-bad', name: 'x', category: 'nope', weight: 500, text: '', options: [{ label: 'a', eff: {} }] }],
        npcs: [{ id: 'n-bad', name: 'b', region: 'r', style: 's', desc: 'd', leaderRealm: 'ghost', initialPower: 999, powerGrowth: [1, 2] }],
        pills: [{ output: 'pill-bad', name: '坏丹', danfangLevel: 9, stones: -5, lingcao: 1, beastcore: 0, desc: '' }]
      }
    }))
    if (!pr.ok) throw new Error(pr.error)
    const v = validateMod(pr.pack)
    expect(v.ok).toBe(false)
    expect(v.warnings.length).toBeGreaterThanOrEqual(4)
  })

  it('灾因注册表：addCalamity 重名拒绝/合法生效/进灾签池', () => {
    expect(addCalamity('旱灾', {})).toBe(false) // 默认重名
    expect(addCalamity('剑灾', { family: { lingcao: 0.7 }, effect: { beastcore: 0.2 } })).toBe(true)
    expect(calamityNames()).toContain('剑灾')
    expect(calamityFamilyOf('剑灾').lingcao).toBe(0.7)
    expect(DEFAULT_CALAMITIES.length).toBe(6) // 默认不变
  })

  it('MOD→插件灾因：安装后灾签池含扩展灾因', () => {
    const pr = modParse(JSON.stringify({
      id: 'calam-mod', name: '灾包', version: '1.0.0', data: {
        calamities: [{ name: '灵潮湍变', family: { lingcao: 0.8 }, effect: { lingkuang: -0.2 } }]
      }
    }))
    if (!pr.ok) throw new Error(pr.error)
    const w = World.create({ seed: 'cm-1', surname: '钟', familyName: '钟家', motto: 'm', difficulty: 'normal' })
    expect(w.installPlugin(modToPlugin(pr.pack)).ok).toBe(true)
    expect(calamityNames()).toContain('灵潮湍变')
  })

  it('modPreflight：事件 id 冲突拒绝安装（给理由）', () => {
    const pr = modParse(JSON.stringify({
      id: 'collide-mod', name: '撞包', version: '1.0.0',
      data: { events: [{ id: 'ev-legacypass', name: 'x', category: 'daily', weight: 1, text: 'x', options: [{ label: 'a', eff: {} }] }] }
    }))
    if (!pr.ok) throw new Error(pr.error)
    const w = World.create({ seed: 'cf-2', surname: '钟', familyName: '钟家', motto: 'm', difficulty: 'normal' })
    const r = modPreflight(w, pr.pack)
    expect(r.ok).toBe(false)
    expect(r.reason).toContain('冲突')
  })
})