// @vitest-environment node
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
import { mkdtempSync, rmSync } from 'node:fs'
import { tmpdir } from 'node:os'
import { join } from 'node:path'
import { randomUUID } from 'node:crypto'
import { WorkspaceStore } from '../../src/server/workspaceStore'
import { WorkspaceRuntime } from '../../src/server/workspaceRuntime'
import type { WorkspaceNodes, GatewayTarget } from '../../src/server/workspaceGateway'
import { UploadStore } from '../../src/server/uploads'
import { HttpError } from '../../src/server/errors'
import { createWorkspaceToolLease, requireTeamToolBridge, type WorkspaceToolLease } from '../../src/server/workspaceToolLease'
import type { Work } from '../../src/server/workspaceScheduler'
import type { WorkspaceAgent, WorkspaceConversation, WorkspaceTask, WorkspaceRun } from '../../src/shared/workspace'

let home: string, store: WorkspaceStore, runtime: WorkspaceRuntime, uploads: UploadStore
let manager: WorkspaceAgent, work: Work, nodes: WorkspaceNodes, active: boolean
let denied: Set<string>, target: GatewayTarget, binding: Record<string, any> | undefined
let leases: WorkspaceToolLease[], upstream: Array<{ path: string; body: any }>
const owner = 'account-one'
const call = (tool: string, args: unknown = {}) => runtime.teamTools.call(owner, work.id, `workspace_${tool}`, args) as Promise<any>

beforeEach(() => {
  home = mkdtempSync(join(tmpdir(), 'yaoyao-team-tools-'))
  store = new WorkspaceStore(home); uploads = new UploadStore(home)
  active = true; denied = new Set(); leases = []; upstream = []; binding = undefined
  target = {
    url: new URL('http://127.0.0.1:19119'),
    session: { request: vi.fn(async (path, options) => {
      upstream.push({ path, body: options?.body })
      if (path.endsWith('/bind')) binding = options!.body as Record<string, any>
      return { status: 200, body: Buffer.from(JSON.stringify(path.endsWith('/capabilities')
        ? { version: 1, ready: true, native_tools: true, in_process: true }
        : { ok: true, native_tools: true })), headers: new Headers() }
    }) },
  } as unknown as GatewayTarget
  nodes = {
    target: () => target,
    requireSource: (user: string, source: {profile: string}) => {
      if (user !== owner || denied.has(source.profile)) throw new HttpError(403, '未分配', 'agent_source_forbidden')
    },
    sources: async () => ({ sources: [{nodeId:'local',profile:'default',name:'基础 Agent'}, {nodeId:'local',profile:'writer',name:'写作'}], errors: [] }),
  } as unknown as WorkspaceNodes
  runtime = new WorkspaceRuntime(store, nodes, uploads, () => active)
  vi.spyOn(runtime, 'wake').mockImplementation(() => {})
  manager = store.createAgent(owner, {name:'老板',profile:'default',canManageTeam:true})
  const direct = store.list<WorkspaceConversation>(owner,'conversation')[0]!
  const run = runtime.send(owner,direct.id,{requestId:randomUUID(),content:'组建项目团队'})
  work = store.list<Work>(owner,'turn').find(w=>w.runId===run.id)!
  work.status = 'running'; work.teamManagementRevision=manager.revision; store.put(owner,'turn',work.id,work)
})
afterEach(async () => {
  await Promise.all(leases.map(lease => lease.dispose()))
  runtime.close(); uploads.close(); store.close()
  rmSync(home,{recursive:true,force:true})
})

async function buildTeam() {
  const member = (await call('create_agent',{requestId:randomUUID(),name:'研究员',profile:'writer'})).agent as WorkspaceAgent
  const created = await call('create_team',{requestId:randomUUID(),name:'项目团队',memberIds:[member.id]})
  return { member, team: created.team as WorkspaceConversation, task: created.task as WorkspaceTask }
}

describe('Agent-owned team tools', () => {
  it('only assembles members when creating a team, without goals or assignments', async () => {
    const before = store.list(owner,'run').length
    const {team,task} = await buildTeam()
    expect(store.tasks(owner,team.id)).toHaveLength(1)
    expect(task.goal).toBeUndefined()
    expect(store.list(owner,'goal')).toEqual([])
    expect(store.list(owner,'assignment')).toEqual([])
    expect(store.list(owner,'run')).toHaveLength(before)
  })
  it('promotes the current user conversation into a goal without creating another task or turn', async () => {
    const {team,task} = await buildTeam()
    const run = runtime.send(owner,team.id,{requestId:randomUUID(),taskId:task.id,content:'把这件事做完并交付报告'})
    work = store.list<Work>(owner,'turn').find(w=>w.runId===run.id)!
    work.status='running';work.teamManagementRevision=manager.revision;store.put(owner,'turn',work.id,work)
    const before = store.list(owner,'run').length
    const input = {requestId:randomUUID(),teamId:team.id,title:'报告',content:'交付报告',acceptanceCriteria:['包含结论和依据']}
    const started = await call('start_team_task',input)
    expect((await call('start_team_task',input)).task.id).toBe(task.id)
    expect(store.tasks(owner,team.id)).toHaveLength(1)
    expect(store.list(owner,'run')).toHaveLength(before)
    expect(started.run.goalId).toBe(task.id)
    const edited = await call('update_team_goal',{requestId:randomUUID(),goalId:task.id,expectedRevision:1,acceptanceCriteria:['包含三条结论及对应来源']})
    expect(edited.goal.acceptanceRevision).toBe(2)
    await expect(call('start_team_task',{...input,requestId:randomUUID()})).rejects.toMatchObject({code:'goal_exists'})
  })
  it('records creator authority and archives only an unused member it created',async()=>{
    const child=(await call('create_agent',{requestId:randomUUID(),name:'临时项目成员',profile:'default'})).agent
    expect(child.createdByAgentId).toBe(manager.id)
    const edited=await call('update_created_agent',{requestId:randomUUID(),agentId:child.id,instructions:'核验任务结果'})
    expect(edited.agent.instructions).toBe('核验任务结果')
    const other=store.createAgent(owner,{name:'用户成员',profile:'default'})
    await expect(call('archive_created_agent',{requestId:randomUUID(),agentId:other.id,confirmName:other.name})).rejects.toMatchObject({status:403})
    const team=(await call('create_team',{requestId:randomUUID(),name:'成员管理测试',memberIds:[child.id]})).team
    await expect(call('archive_created_agent',{requestId:randomUUID(),agentId:child.id,confirmName:child.name})).rejects.toMatchObject({code:'agent_in_use'})
    await call('update_team',{requestId:randomUUID(),teamId:team.id,archived:true})
    expect((await call('archive_created_agent',{requestId:randomUUID(),agentId:child.id,confirmName:child.name})).agent.archived).toBe(true)
  })
  it('creates durable members, a managed team and one idempotent task with client-visible events', async () => {
    const requestId = randomUUID(), args = {requestId,name:'研究员',profile:'writer',instructions:'研究事实并给出处'}
    const first = await call('create_agent',args)
    expect(await call('create_agent',args)).toEqual(first)
    expect(first.agent.canManageTeam).toBe(false)
    expect(store.list(owner,'agent')).toHaveLength(2)
    const groupArgs = {requestId:randomUUID(),name:'项目团队',memberIds:[first.agent.id]}
    const created = await call('create_team',groupArgs)
    expect(await call('create_team',groupArgs)).toEqual(created)
    expect(created.team).toMatchObject({memberIds:[manager.id,first.agent.id],administratorId:manager.id,mode:'host'})
    const taskArgs = {requestId:randomUUID(),teamId:created.team.id,title:'核对资料',content:'请研究员核对资料后汇总。'}
    const started = await call('start_team_task',taskArgs)
    expect(await call('start_team_task',taskArgs)).toEqual(started)
    expect(started.run.status).toBe('queued')
    expect(store.tasks(owner,created.team.id)).toHaveLength(1)
    expect(started.task.id).toBe(created.task.id)
    const result = await call('get_team_task',{teamId:created.team.id,taskId:started.task.id})
    expect(result.runs).toHaveLength(1)
    expect(result.messages[0].content).toContain(taskArgs.content)
    expect(result.messages[0].role).toBe('system')
    expect(store.events(owner,0).map(e=>e.type)).toEqual(expect.arrayContaining(['agent.changed','conversation.changed','task.changed','message.changed','run.changed']))
    expect(store.list('other','agent')).toEqual([])
    expect(await call('list_teams')).toMatchObject({teams:[{id:created.team.id}]})
  })

  it('denies grants, caller identity and arbitrary fields supplied by the model', async () => {
    for (const extra of [{canManageTeam:true},{owner:'other'},{agentId:randomUUID()},{token:'pretend'}])
      await expect(call('create_agent',{requestId:randomUUID(),name:'伪造',profile:'default',...extra})).rejects.toMatchObject({status:400})
    await expect(call('list_agents',{owner:'other'})).rejects.toMatchObject({status:400})
    expect(store.list(owner,'agent')).toHaveLength(1)
    const ordinary = store.createAgent(owner,{name:'普通',profile:'default'})
    expect(ordinary.canManageTeam).toBe(false)
    store.updateAgent(owner,manager.id,{canManageTeam:false})
    await expect(call('list_agents')).rejects.toMatchObject({status:403})
  })

  it('checks source permission before and after asynchronous discovery', async () => {
    denied.add('writer')
    expect((await call('list_sources')).sources.map((s:any)=>s.profile)).toEqual(['default'])
    await expect(call('create_agent',{requestId:randomUUID(),name:'越权',profile:'writer'})).rejects.toMatchObject({status:403})
    denied.clear()
    vi.spyOn(nodes,'sources').mockImplementationOnce(async () => {
      store.updateAgent(owner,manager.id,{canManageTeam:false})
      return {sources:[{nodeId:'local',profile:'writer',name:'写作'}],errors:[]}
    })
    await expect(call('create_agent',{requestId:randomUUID(),name:'竞态',profile:'writer'})).rejects.toMatchObject({status:403})
    expect(store.list(owner,'agent')).toHaveLength(1)
  })

  it('never revives a previous turn grant after permission is disabled and re-enabled', async () => {
    store.updateAgent(owner,manager.id,{canManageTeam:false})
    store.updateAgent(owner,manager.id,{canManageTeam:true})
    await expect(call('list_agents')).rejects.toMatchObject({status:403})
    store.put(owner,'turn',work.id,{...work,teamManagementRevision:store.require<WorkspaceAgent>(owner,'agent',manager.id).revision})
    expect((await call('list_agents')).agents).toHaveLength(1)
  })

  it('prevents account crossing and modification of teams controlled by another Agent', async () => {
    const {team,member} = await buildTeam()
    const other = store.createAgent('other',{name:'外部',profile:'default'})
    await expect(call('create_team',{requestId:randomUUID(),name:'跨账号',memberIds:[other.id]})).rejects.toMatchObject({status:404})
    store.updateConversation(owner,team.id,{administratorId:member.id})
    await expect(call('start_team_task',{requestId:randomUUID(),teamId:team.id,title:'越权',content:'开始'})).rejects.toMatchObject({status:403})
    expect((await call('list_teams')).teams).toEqual([])
  })

  it.each(['account','archive','cancel','stop','source','member','complete'])('revokes a live grant on %s changes', async reason => {
    if(reason==='account')active=false
    if(reason==='archive')store.updateAgent(owner,manager.id,{archived:true})
    if(reason==='source')denied.add('default')
    if(reason==='cancel')store.put(owner,'turn',work.id,{...work,cancelRequested:true})
    if(reason==='complete')store.put(owner,'turn',work.id,{...work,status:'complete'})
    if(reason==='stop')store.put(owner,'run',work.runId,{...store.require(owner,'run',work.runId),stopRequested:true})
    if(reason==='member')store.put(owner,'conversation',work.conversationId,{...store.require(owner,'conversation',work.conversationId),memberIds:[]})
    await expect(call('create_agent',{requestId:randomUUID(),name:'不应创建',profile:'default'})).rejects.toMatchObject({status:403})
  })

  it('rejects conflicting retries, duplicate teams and recursive starts', async () => {
    const requestId = randomUUID()
    await call('create_agent',{requestId,name:'甲',profile:'default'})
    await expect(call('create_agent',{requestId,name:'乙',profile:'default'})).rejects.toMatchObject({code:'idempotency_conflict'})
    const {team} = await buildTeam()
    await expect(call('create_team',{requestId:randomUUID(),name:team.name,memberIds:team.memberIds})).rejects.toMatchObject({code:'duplicate_team_name'})
    store.put(owner,'turn',work.id,{...work,conversationId:team.id})
    await expect(call('start_team_task',{requestId:randomUUID(),teamId:team.id,title:'递归',content:'再开始'})).rejects.toMatchObject({code:'team_task_reentrant'})
  })

  it('keeps operation receipts through a store reopen without creating duplicates', async () => {
    const args = {requestId:randomUUID(),name:'持久成员',profile:'default'}
    const first = await call('create_agent',args)
    runtime.close(); store.close()
    store = new WorkspaceStore(home)
    runtime = new WorkspaceRuntime(store,nodes,uploads,()=>active)
    vi.spyOn(runtime,'wake').mockImplementation(()=>{})
    store.put(owner,'turn',work.id,{...work,status:'running'})
    expect(await call('create_agent',args)).toEqual(first)
    expect(store.list(owner,'agent')).toHaveLength(2)
  })
})

async function mount(signal = new AbortController().signal) {
  const lease = await createWorkspaceToolLease({
    target, profile:manager.profile, workId:work.id,
    session:()=>({runtimeId:'runtime',storedId:'stored'}),signal,
    assertActive:()=>{runtime.teamTools.assertTurn(owner,work.id)},
    catalog:()=>runtime.teamTools.catalog(owner,work.id),
    call:(id,args)=>runtime.teamTools.call(owner,work.id,id,args),onFailure:()=>{},
  })
  leases.push(lease); await lease.bind()
  return lease
}
function http(path:string, body:unknown, options:RequestInit={}) {
  return fetch(binding!.bridge_url+path,{method:'POST',headers:{'Content-Type':'application/json',Authorization:`Bearer ${binding!.token}`},body:JSON.stringify(body),...options})
}

describe('loopback tool lease', () => {
  it('binds only the current session and executes the real HTTP catalog and call protocol', async () => {
    const lease = await mount()
    expect(binding).toMatchObject({native_tools:true,session_id:'runtime',stored_session_id:'stored',profile:'default'})
    const catalog = await (await http('/tools/list',{})).json()
    expect(catalog.tools.map((t:any)=>t.name)).toEqual(expect.arrayContaining(['workspace_create_agent','workspace_create_team','workspace_assign_task','workspace_review_assignment','workspace_finish_team_task']))
    expect(JSON.stringify(catalog)).not.toContain(binding!.token)
    const body={callId:'same-call',toolId:catalog.tools.find((t:any)=>t.name==='workspace_create_agent').id,arguments:{requestId:randomUUID(),name:'HTTP 成员',profile:'writer'}}
    const [first,second]=await Promise.all([http('/tools/call',body).then(r=>r.json()),http('/tools/call',body).then(r=>r.json())])
    expect(second).toEqual(first)
    expect(first.structuredContent.agent.canManageTeam).toBe(false)
    expect(store.list(owner,'agent')).toHaveLength(2)
    expect((await http('/tools/call',{...body,arguments:{...body.arguments,name:'替换'}})).status).toBe(409)
    await lease.dispose()
    expect(upstream.at(-1)).toMatchObject({path:expect.stringContaining('/unbind'),body:{session_id:'runtime',generation:binding!.generation}})
    await expect(http('/tools/list',{})).rejects.toThrow()
  })

  it('rejects missing tokens, browser origins, forged envelope identities and revoked permissions', async () => {
    await mount()
    expect((await http('/tools/list',{}, {headers:{'Content-Type':'application/json'}})).status).toBe(401)
    expect((await http('/tools/list',{}, {headers:{'Content-Type':'application/json',Authorization:`Bearer ${binding!.token}`,Origin:'http://evil.test'}})).status).toBe(403)
    expect((await http('/tools/list',{owner:'other'})).status).toBe(400)
    expect((await http('/tools/call',{toolId:'workspace_list_agents',arguments:{},callId:'id',owner:'other'})).status).toBe(400)
    store.updateAgent(owner,manager.id,{canManageTeam:false})
    expect((await http('/tools/list',{})).status).toBe(403)
  })

  it('checks readiness per Profile and rejects unavailable or remote bridges', async () => {
    await requireTeamToolBridge(target,'writer')
    expect(target.session.request).toHaveBeenCalledWith(expect.stringContaining('/capabilities'),expect.objectContaining({search:new URLSearchParams({profile:'writer'})}))
    await expect(requireTeamToolBridge({...target,url:new URL('http://192.168.1.20:9119')},'default')).rejects.toMatchObject({code:'team_tools_local_required'})
    vi.mocked(target.session.request).mockResolvedValueOnce({status:404,body:Buffer.from('{}'),headers:new Headers()})
    await expect(requireTeamToolBridge(target,'default')).rejects.toMatchObject({code:'team_tools_unavailable'})
    await expect(runtime.teamTools.requireAvailable(owner,{nodeId:'remote',profile:'default'})).rejects.toMatchObject({code:'team_tools_local_required'})
  })

  it('closes a cancelled lease even if binding has not returned yet', async () => {
    let finish!:()=>void
    vi.mocked(target.session.request).mockImplementation(async(path,options)=>{
      upstream.push({path,body:options?.body})
      if(path.endsWith('/bind')){
        binding=options?.body as any
        await new Promise<void>(resolve=>{finish=resolve})
      }
      return {status:200,body:Buffer.from('{"ok":true,"native_tools":true}'),headers:new Headers()}
    })
    const controller=new AbortController()
    const pending=mount(controller.signal)
    await vi.waitFor(()=>expect(finish).toBeTypeOf('function'))
    controller.abort();finish()
    await expect(pending).rejects.toThrow()
    await vi.waitFor(()=>expect(upstream.at(-1)?.path).toContain('/unbind'))
    await expect(http('/tools/list',{})).rejects.toThrow()
  })

  it('rejects an expired lease and another lease token', async () => {
    await mount()
    const first={...binding}
    const firstCatalog=await (await http('/tools/list',{})).json()
    await mount()
    const secondCatalog=await (await http('/tools/list',{})).json()
    expect(secondCatalog.tools.map((t:any)=>t.id)).not.toEqual(firstCatalog.tools.map((t:any)=>t.id))
    expect((await http('/tools/call',{toolId:firstCatalog.tools[0].id,arguments:{},callId:'cross-lease'})).status).toBe(404)
    expect((await http('/tools/list',{}, {headers:{'Content-Type':'application/json',Authorization:`Bearer ${first.token}`}})).status).toBe(401)
    vi.useFakeTimers({toFake:['Date']})
    try {
      vi.setSystemTime(Date.now()+31*60_000)
      expect((await http('/tools/list',{})).status).toBe(410)
    } finally { vi.useRealTimers() }
  })
})
it('isolated managers cannot create host members and a running Agent cannot change execution mode',async()=>{
  store.put(owner,'agent',manager.id,{...manager,execution:'computer'})
  await expect(call('create_agent',{requestId:randomUUID(),name:'host bypass',profile:'default',execution:'profile'})).rejects.toMatchObject({code:'computer_scope_escalation'})
  expect(()=>store.updateAgent(owner,manager.id,{execution:'profile'})).toThrow('请先停止当前任务')
})
it('creates a task-scoped helper once and rejects promotion or use outside its goal',async()=>{
  const {team,task}=await buildTeam()
  const goal=runtime.tasks.begin(owner,task,manager,'完成当前任务',{conversationId:work.conversationId,runId:work.runId,agentId:manager.id})
  const runnerId=randomUUID()
  nodes.runnerTarget=()=>({...target,runner:{id:runnerId,helperRetirement:true}} as GatewayTarget)
  const request={requestId:randomUUID(),goalId:goal.id,name:'临时调研',title:'调研资料',brief:'只核验当前任务的资料'}
  const created=await call('create_helper',request)
  expect(await call('create_helper',request)).toEqual(created)
  expect(created.helper).toMatchObject({execution:'computer',canManageTeam:false,temporaryGoalId:goal.id,helperActivation:1,helperRunnerId:runnerId,createdByAgentId:manager.id})
  expect(store.list<WorkspaceConversation>(owner,'conversation').some(c=>c.kind==='direct'&&c.memberIds.includes(created.helper.id))).toBe(false)
  expect(store.taskMemberIds(owner,team,goal.id)).toContain(created.helper.id)
  expect(store.taskMemberIds(owner,team,randomUUID())).not.toContain(created.helper.id)
  expect(()=>store.updateAgent(owner,created.helper.id,{canManageTeam:true})).toThrow()
  expect(()=>store.createGroup(owner,{name:'错误团队',memberIds:[manager.id,created.helper.id],administratorId:manager.id})).toThrow()
  expect(()=>runtime.send(owner,team.id,{requestId:randomUUID(),taskId:store.createTask(owner,team.id,{title:'另一个任务'}).id,content:'不应跨任务',mentionIds:[created.helper.id]})).toThrow()
})
it('retires task helpers after cancellation and retries cleanup without reviving the helper',async()=>{
  const {team,task}=await buildTeam()
  const goal=runtime.tasks.begin(owner,task,manager,'完成任务',{conversationId:work.conversationId,runId:work.runId,agentId:manager.id})
  nodes.runnerTarget=()=>({...target,runner:{id:randomUUID(),helperRetirement:true}} as GatewayTarget)
  const created=await call('create_helper',{requestId:randomUUID(),goalId:goal.id,name:'将退役的助手',title:'工作',brief:'完成工作'})
  const cleanup=vi.spyOn(runtime,'retireHelper').mockResolvedValue(undefined)
  store.put(owner,'turn',work.id,{...work,status:'complete',planned:true});const source=store.require<WorkspaceRun>(owner,'run',work.runId);source.status='complete';store.saveRun(owner,source)
  vi.mocked(runtime.wake).mockRestore()
  await runtime.stopTask(owner,team.id,task.id)
  await vi.waitFor(()=>expect(store.require<any>(owner,'agent',created.helper.id).cleanupState).toBe('complete'))
  expect(store.require<any>(owner,'agent',created.helper.id)).toMatchObject({archived:true,temporaryGoalId:goal.id})
  expect(cleanup).toHaveBeenCalledTimes(1)
  expect(()=>store.updateAgent(owner,created.helper.id,{archived:false})).toThrow()
})