/**
 * v0.4.0 冒烟：业务工具注册 / 手动直调（D2 双模式路径）/ tool_call 拦截契约
 * 说明：审批拦截逻辑与 src/main/pi/approval.ts 保持一致（此处内联同构实现，
 * 因冒烟脚本无法直接加载 TS 源文件；拦截契约由 pi 的 ExtensionHandler 类型保证）。
 */
import { createAgentSessionFromServices, createAgentSessionServices, defineTool, getAgentDir, SessionManager } from '@earendil-works/pi-coding-agent'
import { Type } from '@earendil-works/pi-ai'
import { homedir } from 'node:os'

const cwd = homedir()
const agentDir = getAgentDir()

// 与 src/main/tools/demo-tools.ts 同构的工具定义
const hotwordLookup = defineTool({
  name: 'hotword_lookup',
  label: '热点词查询（演示）',
  description: 'demo',
  parameters: Type.Object({ query: Type.String(), limit: Type.Optional(Type.Number()) }),
  async execute(_id, params) {
    return {
      content: [{ type: 'text', text: `热点词查询结果（演示数据源，query="${params.query}")：ok` }],
      details: { source: 'demo' }
    }
  }
})

// ---- 1) 工具注册检查（customTools 路径） ----
const services = await createAgentSessionServices({ cwd, agentDir })
const { session } = await createAgentSessionFromServices({
  services,
  sessionManager: SessionManager.inMemory(cwd),
  customTools: [hotwordLookup]
})
const all = session.getAllTools()
console.log('[smoke4] registered tools:', all.map((t) => t.name).join(', '))
console.log('[smoke4] hotword_lookup registered:', all.some((t) => t.name === 'hotword_lookup'))

// ---- 2) 手动直调（双模式共用能力的证明，不经 LLM） ----
const result = await hotwordLookup.execute('smoke-call', { query: '宠物' }, undefined, undefined, {})
console.log('[smoke4] manual execute text:', JSON.stringify(result.content[0]?.text?.slice(0, 60)))

// ---- 3) tool_call 拦截契约（模拟 ExtensionAPI 捕获 handler） ----
const handlers = {}
const fakePi = { on: (event, handler) => { handlers[event] = handler } }
const needsApproval = new Set(['price_check', 'bash'])
let decision = false
fakePi.on('tool_call', async (event) => {
  if (!needsApproval.has(event.toolName)) return
  const approved = decision
  if (!approved) return { block: true, reason: '用户拒绝了本次工具调用审批' }
  return
})

const passthrough = await handlers['tool_call']({ type: 'tool_call', toolName: 'read', input: { path: 'x' } })
console.log('[smoke4] read（不在名单）放行:', passthrough === undefined)

decision = false
const denied = await handlers['tool_call']({ type: 'tool_call', toolName: 'price_check', input: { product_id: 'P1', target_price: 9.9 } })
console.log('[smoke4] price_check 拒绝 -> block:', JSON.stringify(denied))

decision = true
const approvedRes = await handlers['tool_call']({ type: 'tool_call', toolName: 'bash', input: { command: 'ls' } })
console.log('[smoke4] bash 批准 -> 放行:', approvedRes === undefined)

console.log('[smoke4] done')
process.exit(0)