#!/usr/bin/env node
'use strict';

const assert = require('assert/strict');
const fs = require('fs');
const os = require('os');
const path = require('path');

const root = fs.mkdtempSync(path.join(os.tmpdir(), 'qiwei-account-isolation-'));
process.env.QIWEI_OUTPUTS_DIR = path.join(root, 'outputs');
process.env.QIWEI_MESSAGES_DIR = path.join(root, 'messages');
process.env.QIWEI_LEGACY_ACCOUNT_KEY = 'legacy-default';
process.env.QIWEI_MESSAGE_ARCHIVE_ENABLED = '1';
process.env.QIWEI_AGENT_MEMORY_ENABLED = '1';

const { setActiveQiweiContext, qiweiAccountKey } = require('../mcp/src/core/credentials');
const { writeCustomer, readCustomerById, customerFilePath } = require('../mcp/src/core/customer-broker-store');
const { appendChatRecord, ensureMemory, memoryRelBase, drainQueues } = require('../mcp/src/core/message-archive');
const { writeConfirmedMapping, readConfirmedMapping } = require('../mcp/src/tools/qiwei-group-management-run');

async function run() {
  const accountA = { uid: 'shared-device', userId: 'wecom-user-a', nickname: 'A' };
  const accountB = { uid: 'shared-device', userId: 'wecom-user-b', nickname: 'B' };
  const keyA = qiweiAccountKey(accountA);
  const keyB = qiweiAccountKey(accountB);
  assert.notEqual(keyA, keyB);

  setActiveQiweiContext(accountA);
  writeCustomer({ customerId: 'customer-1', name: 'Customer A' });
  appendChatRecord({ wxid: 'customer-1', content: 'A', createdAt: '2026-08-04T10:00:00.000Z' });
  ensureMemory('customer-1', 'Customer A');
  writeConfirmedMapping({ 'room-a': { roomId: 'room-a' } });
  const customerAPath = customerFilePath('customer-1');
  const memoryA = memoryRelBase('customer-1');

  setActiveQiweiContext(accountB);
  assert.equal(readCustomerById('customer-1'), null);
  assert.deepEqual(readConfirmedMapping(), {});
  writeCustomer({ customerId: 'customer-1', name: 'Customer B' });
  appendChatRecord({ wxid: 'customer-1', content: 'B', createdAt: '2026-08-04T10:00:00.000Z' });
  ensureMemory('customer-1', 'Customer B');
  writeConfirmedMapping({ 'room-b': { roomId: 'room-b' } });
  const customerBPath = customerFilePath('customer-1');
  const memoryB = memoryRelBase('customer-1');
  await drainQueues();

  assert.notEqual(customerAPath, customerBPath);
  assert.notEqual(memoryA, memoryB);
  assert.equal(JSON.parse(fs.readFileSync(customerAPath, 'utf8')).name, 'Customer A');
  assert.equal(JSON.parse(fs.readFileSync(customerBPath, 'utf8')).name, 'Customer B');
  assert(fs.existsSync(path.join(root, 'messages', 'chat', keyA, 'customer-1', '2026-08-04.json')));
  assert(fs.existsSync(path.join(root, 'messages', 'chat', keyB, 'customer-1', '2026-08-04.json')));
  assert(fs.existsSync(path.join(root, 'outputs', 'groups', keyA, 'confirmed-mapping.json')));
  assert(fs.existsSync(path.join(root, 'outputs', 'groups', keyB, 'confirmed-mapping.json')));
  console.log(`account isolation smoke test passed (${keyA} != ${keyB})`);
}

run()
  .finally(() => fs.rmSync(root, { recursive: true, force: true }))
  .catch(error => {
    console.error(error);
    process.exitCode = 1;
  });