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

import {
  AI_APPLICATION_ACTION_SAVE_DRAFT,
  AI_APPLICATION_ACTION_SUBMIT,
  buildAiApplicationPreviewActionPayload
} from '../src/services/aiApplicationPreviewActions.js'
import {
  applyApplicationPolicyEstimateResult,
  buildApplicationPolicyEstimateRequest,
  buildLocalApplicationPreview
} from '../src/utils/expenseApplicationPreview.js'

const applicationPreview = {
  fields: {
    applicationType: '差旅费用申请',
    applicant: '曹笑竹',
    grade: 'P5',
    department: '技术部',
    position: '财务智能化产品经理',
    managerName: '向万红',
    time: '2026-02-20 至 2026-02-23',
    location: '上海',
    reason: '辅助国网仿生产服务器部署',
    days: '4天',
    transportMode: '火车',
    lodgingDailyCap: '250元/天',
    subsidyDailyCap: '100元/天',
    transportPolicy: '按交通费用预估表暂估',
    policyEstimate: '交通 720元 + 住宿 1,000元 + 补贴 400元 = 2,120元（4天）',
    amount: '2,120元'
  }
}

const currentUser = {
  username: 'caoxiaozhu@xf.com',
  name: '曹笑竹',
  departmentName: '技术部',
  position: '财务智能化产品经理',
  grade: 'P5',
  managerName: '向万红',
  roleCodes: ['employee']
}

test('save application preview payload uses save draft action without submit wording', () => {
  const payload = buildAiApplicationPreviewActionPayload({
    actionType: AI_APPLICATION_ACTION_SAVE_DRAFT,
    applicationPreview,
    currentUser,
    conversationId: 'inline-1'
  })

  assert.equal(payload.user_id, 'caoxiaozhu@xf.com')
  assert.equal(payload.conversation_id, 'inline-1')
  assert.equal(payload.context_json.session_type, 'application')
  assert.equal(payload.context_json.review_action, undefined)
  assert.equal(payload.context_json.application_action, 'save_draft')
  assert.equal(payload.context_json.application_preview.fields.transportMode, '火车')
  assert.match(payload.message, /费用申请保存草稿/)
  assert.match(payload.message, /保存草稿/)
  assert.doesNotMatch(payload.message, /确认提交/)
})

test('submit application preview payload keeps existing draft id for resubmission', () => {
  const payload = buildAiApplicationPreviewActionPayload({
    actionType: AI_APPLICATION_ACTION_SUBMIT,
    applicationPreview,
    currentUser,
    conversationId: 'inline-1',
    draftPayload: {
      claim_id: 'draft-001',
      claim_no: 'AP-202602200001'
    }
  })

  assert.equal(payload.context_json.review_action, undefined)
  assert.equal(payload.context_json.application_edit_claim_id, 'draft-001')
  assert.equal(payload.context_json.draft_claim_id, 'draft-001')
  assert.match(payload.message, /费用申请确认提交/)
  assert.match(payload.message, /确认提交/)
})

test('travel application preview calculates base standards before transport mode is selected', () => {
  const preview = buildLocalApplicationPreview(
    '2月20-23日去上海出差，辅助国网仿生产服务器部署',
    { name: '曹笑竹', grade: 'P5', location: '武汉' },
    { today: '2026-06-20' }
  )
  const request = buildApplicationPolicyEstimateRequest(preview, { grade: 'P5', location: '武汉' })

  assert.equal(request.canCalculate, true)
  assert.deepEqual(request.payload, {
    days: 4,
    location: '上海',
    grade: 'P5',
    transport_mode: null,
    origin_location: '武汉',
    travel_date: '2026-02-20'
  })

  const estimatedPreview = applyApplicationPolicyEstimateResult(preview, {
    days: 4,
    location: '上海',
    matched_city: '上海',
    grade: 'P5',
    hotel_rate: 450,
    hotel_amount: 1800,
    total_allowance_rate: 100,
    allowance_amount: 400,
    transport_mode: '火车',
    transport_origin: '武汉',
    transport_destination: '上海',
    transport_estimated_amount: 720,
    total_amount: 2200,
    rule_name: '公司差旅费报销规则',
    rule_version: 'v1.0.0'
  }, { grade: 'P5', location: '武汉' })

  assert.equal(estimatedPreview.fields.transportMode, '')
  assert.equal(estimatedPreview.missingFields.includes('出行方式'), true)
  assert.equal(estimatedPreview.fields.lodgingDailyCap, '450元/天')
  assert.equal(estimatedPreview.fields.subsidyDailyCap, '100元/天')
  assert.equal(estimatedPreview.fields.transportPolicy, '选择火车、飞机或轮船后自动预估交通费用')
  assert.equal(estimatedPreview.fields.policyEstimate, '交通待补充 + 住宿 1,800元 + 补贴 400元 = 2,200元（4天，不含交通）')
  assert.equal(estimatedPreview.fields.amount, '2,200元（不含交通）')
})