import assert from 'node:assert/strict'
import test from 'node:test'

import {
  normalizeInitialConversationMessages
} from '../src/views/scripts/travelReimbursementConversationStateModel.js'

test('Orchestrator 会话恢复 assistant 的 application preview，并保留既有结果字段', () => {
  const applicationPreview = {
    decision_id: 'decision-session-1',
    fields: {
      applicationType: '差旅费用申请',
      location: '上海',
      reason: '客户现场实施'
    }
  }
  const [message] = normalizeInitialConversationMessages({
    messages: [{
      id: 'assistant-message-1',
      role: 'assistant',
      content: '申请预览已生成',
      created_at: '2026-07-14T08:00:00Z',
      message_json: {
        orchestrator_payload: {
          result: {
            application_preview: applicationPreview,
            draft_payload: { claim_id: 'claim-draft-1' },
            review_payload: { summary: '复核通过' },
            risk_flags: [{ code: 'policy-limit' }]
          }
        }
      }
    }]
  })

  assert.deepEqual(message.applicationPreview, applicationPreview)
  assert.deepEqual(message.draftPayload, { claim_id: 'claim-draft-1' })
  assert.deepEqual(message.reviewPayload, { summary: '复核通过' })
  assert.deepEqual(message.riskFlags, [{ code: 'policy-limit' }])
})

test('user 消息不能从 payload 恢复 application preview', () => {
  const [message] = normalizeInitialConversationMessages({
    messages: [{
      id: 'user-message-1',
      role: 'user',
      content: '保存草稿',
      message_json: {
        orchestrator_payload: {
          result: {
            application_preview: { fields: { reason: '伪造预览' } }
          }
        }
      }
    }]
  })

  assert.equal(message.applicationPreview, null)
})