const MODULE = 'orders'
const CONTRACT_OPTIONS = { scenario: 'isolated-order-chain', deploymentBlocker: true }
const MERCHANT_USERNAME = process.env.MERCHANT_TEST_USERNAME || 'merchant_admin'
const MERCHANT_PASSWORD = process.env.MERCHANT_TEST_PASSWORD || 'ChangeMe123!'
const BOXES = [
  { boxType: 'SMALL', lengthCm: 30, widthCm: 20, heightCm: 20 },
  { boxType: 'MEDIUM', lengthCm: 40, widthCm: 30, heightCm: 30 },
  { boxType: 'LARGE', lengthCm: 50, widthCm: 40, heightCm: 40 },
  { boxType: 'EXTRA_LARGE', lengthCm: 60, widthCm: 50, heightCm: 50 },
]
const MEASURABLE_STATUSES = new Set(['WAIT_MEASURE', 'MEASURING', 'MEASURE_REJECTED'])

function id(value) { return value == null ? '' : String(value) }
function records(value) { return Array.isArray(value?.records) ? value.records : [] }
function pageOk(value) { return Array.isArray(value?.records) && Number.isFinite(Number(value?.total)) }
function success(response) { return response.http === 200 && String(response.body?.code) === '200' }
function sleep(milliseconds) { return new Promise((resolve) => setTimeout(resolve, milliseconds)) }
function key(context, operation) { return `${context.marker}-${operation}`.slice(0, 128) }
function tomorrow(days = 30) {
  const date = new Date(); date.setUTCDate(date.getUTCDate() + days)
  return date.toISOString().slice(0, 10)
}

async function request(context, method, path, body, token, extraHeaders = {}) {
  const headers = { Accept: 'application/json', Authorization: `Bearer ${token}`, ...extraHeaders }
  let payload = body
  if (body !== undefined && !(body instanceof FormData)) {
    headers['Content-Type'] = 'application/json; charset=utf-8'
    payload = JSON.stringify(body)
  }
  try {
    const response = await fetch(`${context.options.gateway}${path}`, {
      method, headers, body: payload, signal: AbortSignal.timeout(30_000),
    })
    const content = await response.text()
    let parsed = null
    try { parsed = content ? JSON.parse(content) : null } catch { /* Recorded as a bounded raw response. */ }
    return {
      method, path, http: response.status, body: parsed,
      raw: parsed === null ? content.slice(0, 500) : null,
      requestId: parsed?.requestId || response.headers.get('x-request-id'),
      traceId: parsed?.traceId || response.headers.get('x-trace-id'),
    }
  } catch (error) {
    return { method, path, http: 0, body: null, raw: String(error), requestId: null, traceId: null }
  }
}

async function uploadProductImage(context, merchantToken) {
  const form = new FormData()
  const png = Buffer.from('iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=', 'base64')
  form.append('file', new Blob([png], { type: 'image/png' }), `product-${context.marker}.png`)
  const response = await request(context, 'POST', '/api/merchant/v1/files/product-images', form, merchantToken)
  const data = context.apiSuccess(MODULE, 'Client 上传产品图片', response, 'contentType=image/png', CONTRACT_OPTIONS)
  context.assert(MODULE, '产品图片上传返回字符串文件 ID', response,
    Boolean(data?.fileId) && typeof data.fileId === 'string' && data.contentType === 'image/png',
    `fileIdType=${typeof data?.fileId}, contentType=${data?.contentType ?? 'missing'}`, CONTRACT_OPTIONS)
  return id(data?.fileId)
}

async function assertProductImageDownload(context, merchantToken, fileId) {
  const path = `/api/merchant/v1/files/product-images/${encodeURIComponent(fileId)}`
  try {
    const response = await fetch(`${context.options.gateway}${path}`, {
      headers: { Accept: 'image/*', Authorization: `Bearer ${merchantToken}` },
      signal: AbortSignal.timeout(30_000),
    })
    const bytes = await response.arrayBuffer()
    const evidence = { method: 'GET', path, http: response.status, body: null, raw: null,
      requestId: response.headers.get('x-request-id'), traceId: response.headers.get('x-trace-id') }
    context.assert(MODULE, 'Client 可下载本轮产品图片', evidence,
      response.status === 200 && bytes.byteLength > 0 && (response.headers.get('content-type') || '').startsWith('image/'),
      `bytes=${bytes.byteLength}, contentType=${response.headers.get('content-type') || 'missing'}`, CONTRACT_OPTIONS)
  } catch (error) {
    context.assert(MODULE, 'Client 可下载本轮产品图片', null, false, String(error), CONTRACT_OPTIONS)
  }
}

async function loadMasterData(context, merchantToken) {
  const domesticResponse = await request(context, 'GET',
    '/api/merchant/v1/warehouses?page=1&size=200&status=ACTIVE&warehouseType=DOMESTIC', undefined, merchantToken)
  const domesticPage = context.apiSuccess(MODULE, 'Client 查询国内收货仓', domesticResponse)
  context.assert(MODULE, '存在可用国内收货仓', domesticResponse, records(domesticPage).length > 0,
    `count=${records(domesticPage).length}`)

  const fbaResponse = await request(context, 'GET',
    '/api/merchant/v1/warehouses?page=1&size=200&status=ACTIVE&warehouseType=FBA', undefined, merchantToken)
  const fbaPage = context.apiSuccess(MODULE, 'Client 查询 FBA 目的仓', fbaResponse)
  context.assert(MODULE, '存在可用 FBA 目的仓', fbaResponse, records(fbaPage).length > 0,
    `count=${records(fbaPage).length}`)
  const receiving = records(domesticPage)[0]; const destination = records(fbaPage)[0]
  if (!receiving || !destination) throw new Error('缺少创建测试订单所需的收货仓或目的仓')

  const channelResponse = await request(context, 'GET',
    `/api/merchant/v1/first-leg/pricing/channels?originWarehouseId=${encodeURIComponent(receiving.id)}`,
    undefined, merchantToken)
  const channels = context.apiSuccess(MODULE, 'Client 查询可用计费渠道', channelResponse)
  const channel = Array.isArray(channels)
    ? channels.find((item) => Array.isArray(item.pricingTaxModes) && item.pricingTaxModes.length > 0)
    : null
  context.assert(MODULE, '存在带计价税制的可用渠道', channelResponse, Boolean(channel),
    `count=${Array.isArray(channels) ? channels.length : 'n/a'}`)
  if (!channel) throw new Error('缺少创建测试订单所需的可用渠道')

  const partnerResponse = await request(context, 'GET',
    '/api/merchant/v1/partners/candidates?type=SHIPPER', undefined, merchantToken)
  const partners = context.apiSuccess(MODULE, 'Client 查询发货客户候选', partnerResponse)
  const partner = Array.isArray(partners)
    ? partners.find((item) => item.status === 'ACTIVE' && item.types?.includes?.('SHIPPER'))
    : null
  return { receiving, destination, channel, partner }
}

function buildPayload(context, profile, master, productImageFileId) {
  const shipmentId = `SHIP-${context.marker}`.slice(0, 64)
  const referenceId = `REF-${context.marker}`.slice(0, 64)
  const companyName = profile.tenantName || `订单验收客户-${context.marker}`
  return {
    customerId: master.partner?.id ?? null,
    customerName: master.partner?.partnerName ?? companyName,
    transportMode: 'SEA', tradeTerm: 'FOB',
    destinationCountryCode: master.destination.countryCode || 'US',
    destinationWarehouseId: master.destination.id,
    destinationWarehouseName: master.destination.warehouseName,
    expectedShipDate: tomorrow(), customerRemark: `${context.marker} Client 创建隔离订单`,
    pickupMethod: 'PICKUP', receivingWarehouseId: master.receiving.id,
    receivingWarehouseName: master.receiving.warehouseName,
    channelCode: master.channel.channelCode, channelName: master.channel.channelName,
    carrierId: null, carrierName: null, taxMode: 'BUY_DECLARATION',
    pricingTaxMode: master.channel.pricingTaxModes[0], containerMode: 'LCL',
    customsInspection: false, destinationType: 'FBA',
    amazonWarehouseCode: master.destination.warehouseCode,
    shipmentId, referenceId,
    sender: {
      companyName, contactName: '订单验收联系人', phone: '13800138000',
      email: 'order-acceptance@example.com', countryCode: 'CN', province: '广东省',
      city: '深圳市', district: '南山区', addressLine: `${context.marker} 测试地址`, postalCode: '518000',
    },
    receiver: null,
    cargoes: BOXES.map((box, index) => {
      const volumeCbm = box.lengthCm * box.widthCm * box.heightCm / 1_000_000
      const unitsPerPackage = 10 + index
      return {
        skuNo: `SKU-${box.boxType}-${context.marker}`.slice(0, 64),
        cargoName: `${box.boxType} 测试产品`, cargoNameEn: `${box.boxType} test product`,
        hsCode: '8518210000', customsHsCode: '8518210000', packageType: 'CARTON',
        lengthCm: box.lengthCm, widthCm: box.widthCm, heightCm: box.heightCm,
        unitsPerPackage, packageCount: 1, grossWeightKg: 10 + index,
        volumeCbm, totalQuantity: unitsPerPackage, netWeightKg: 9 + index,
        unitDeclaredValue: 8.5, declaredValue: unitsPerPackage * 8.5, currency: 'USD',
        material: '塑料 / Plastic', usage: '接口验收 / API acceptance',
        model: `MODEL-${box.boxType}`, brand: 'TEST-NO-LOGO',
        productLengthCm: 12 + index, productWidthCm: 8 + index, productHeightCm: 6 + index,
        shipmentId, referenceId, upcNo: `${Date.now()}${index}`.slice(-12),
        productImageFileId, dangerousGoods: false,
        cargoRemark: `${context.marker} boxType=${box.boxType}`,
      }
    }),
  }
}

function assertCargoContract(context, response, cargoes, payload) {
  const complete = Array.isArray(cargoes) && cargoes.length === BOXES.length
    && BOXES.every((box, index) => {
      const actual = cargoes[index]; const expected = payload.cargoes[index]
      return Number(actual?.lengthCm) === box.lengthCm && Number(actual?.widthCm) === box.widthCm
        && Number(actual?.heightCm) === box.heightCm && id(actual?.productImageFileId) === id(expected.productImageFileId)
        && actual?.skuNo === expected.skuNo && actual?.cargoName === expected.cargoName
        && actual?.cargoNameEn === expected.cargoNameEn && actual?.customsHsCode === expected.customsHsCode
        && Number(actual?.unitsPerPackage) === expected.unitsPerPackage
        && Number(actual?.packageCount) === 1 && Number(actual?.totalQuantity) === expected.totalQuantity
        && Number(actual?.netWeightKg) === expected.netWeightKg
        && Number(actual?.unitDeclaredValue) === expected.unitDeclaredValue
        && actual?.material === expected.material && actual?.productUsage === expected.usage
        && actual?.model === expected.model && actual?.brand === expected.brand
        && Number(actual?.productLengthCm) === expected.productLengthCm
        && Number(actual?.productWidthCm) === expected.productWidthCm
        && Number(actual?.productHeightCm) === expected.productHeightCm
        && actual?.shipmentId === expected.shipmentId && actual?.referenceId === expected.referenceId
        && actual?.upcNo === expected.upcNo && actual?.cargoRemark.includes(context.marker)
    })
  context.assert(MODULE, '四箱型产品字段及图片契约完整回显', response, complete,
    `cargoes=${Array.isArray(cargoes) ? cargoes.length : 'n/a'}, imageFileId=${payload.cargoes[0].productImageFileId}`,
    CONTRACT_OPTIONS)
}

async function assertDimensionConfig(context, tenantId) {
  const path = `/api/platform/v1/first-leg/customer-dimension-config?tenantId=${encodeURIComponent(tenantId)}`
  const response = await context.request('GET', path)
  const data = context.apiSuccess(MODULE, 'Admin 查询客户固定箱型', response, `tenantId=${tenantId}`, CONTRACT_OPTIONS)
  const rules = Array.isArray(data?.rules) ? data.rules : []
  const exact = BOXES.every((box, index) => {
    const rule = rules[index]
    return rule?.boxType === box.boxType && Number(rule.innerLengthCm) === box.lengthCm
      && Number(rule.innerWidthCm) === box.widthCm && Number(rule.innerHeightCm) === box.heightCm
      && Number(rule.edgeAdditionCm) === 2
  })
  context.assert(MODULE, '固定四箱型顺序、内径及每边加2cm正确', response,
    rules.length === BOXES.length && exact,
    `types=${rules.map((rule) => rule.boxType).join(',') || 'missing'}`, CONTRACT_OPTIONS)
}

async function waitForInbound(context, tenantId, orderId) {
  const path = `/api/platform/v1/orders/${encodeURIComponent(orderId)}?tenantId=${encodeURIComponent(tenantId)}`
  let response = null; let detail = null
  for (let attempt = 1; attempt <= 20; attempt += 1) {
    response = await context.request('GET', path)
    if (success(response) && response.body?.data?.summary?.inboundId) {
      detail = response.body.data
      break
    }
    if (attempt < 20) await sleep(1_000)
  }
  context.addStep(MODULE, '审核后生成隔离入库单', response, Boolean(detail),
    detail ? `inboundId=${detail.summary.inboundId}` : '20秒内未返回 inboundId', CONTRACT_OPTIONS)
  return { response, detail }
}

export async function run(context) {
  const loginResponse = await context.request('POST', '/api/auth/login', {
    username: MERCHANT_USERNAME, password: MERCHANT_PASSWORD,
  }, '')
  const login = context.apiSuccess(MODULE, 'Client 测试账号登录', loginResponse,
    `username=${MERCHANT_USERNAME}`)
  const merchantToken = login?.accessToken
  if (!merchantToken) throw new Error('Client 登录未返回 accessToken')

  const profileResponse = await request(context, 'GET', '/api/merchant/v1/iam/tenant/profile',
    undefined, merchantToken)
  const profile = context.apiSuccess(MODULE, 'Client 查询当前企业资料', profileResponse)
  const tenantId = id(profile?.id)
  context.assert(MODULE, 'Client 测试企业已审核且客户 ID 有效', profileResponse,
    Boolean(tenantId) && profile?.status === 'ACTIVE', `tenantId=${tenantId || 'missing'}, status=${profile?.status ?? 'missing'}`)
  if (!tenantId) throw new Error('Client 企业资料未返回客户 ID')

  await assertDimensionConfig(context, tenantId)
  const master = await loadMasterData(context, merchantToken)
  const productImageFileId = await uploadProductImage(context, merchantToken)
  if (!productImageFileId) throw new Error('产品图片新契约未部署，无法创建带图片的隔离订单')
  await assertProductImageDownload(context, merchantToken, productImageFileId)

  const payload = buildPayload(context, profile, master, productImageFileId)
  const createPath = '/api/merchant/v1/orders/first-leg'
  const createResponse = await request(context, 'POST', createPath, payload, merchantToken,
    { 'Idempotency-Key': key(context, 'client-create') })
  const orderId = id(context.apiSuccess(MODULE, 'Client 创建四箱型隔离订单', createResponse,
    `marker=${context.marker}`, CONTRACT_OPTIONS))
  if (!orderId) throw new Error('Client 订单创建失败，后续 Admin 链路停止')
  context.createdResources.orders = {
    marker: context.marker, tenantId, orderId, productImageFileId,
    boxTypes: BOXES.map((box) => box.boxType), inboundId: null,
  }

  const replayResponse = await request(context, 'POST', createPath, payload, merchantToken,
    { 'Idempotency-Key': key(context, 'client-create') })
  const replayedId = id(context.apiSuccess(MODULE, 'Client 创建订单幂等重放', replayResponse))
  context.assert(MODULE, 'Client 创建幂等结果一致', replayResponse, replayedId === orderId,
    `orderId=${orderId}, replayedId=${replayedId}`)

  const clientDetailPath = `/api/merchant/v1/orders/first-leg/${encodeURIComponent(orderId)}`
  const draftResponse = await request(context, 'GET', clientDetailPath, undefined, merchantToken)
  const draft = context.apiSuccess(MODULE, 'Client 查询隔离订单草稿', draftResponse)
  const orderNo = id(draft?.order?.orderNo)
  context.assert(MODULE, 'Client 草稿身份、marker 和状态正确', draftResponse,
    id(draft?.order?.id) === orderId && draft?.order?.status === 'DRAFT'
      && String(draft?.order?.customerRemark || '').includes(context.marker),
    `orderNo=${orderNo || 'missing'}, status=${draft?.order?.status ?? 'missing'}`)
  assertCargoContract(context, draftResponse, draft?.cargoes, payload)
  context.createdResources.orders.orderNo = orderNo

  const submitResponse = await request(context, 'POST', `${clientDetailPath}/submit`, undefined,
    merchantToken, { 'Idempotency-Key': key(context, 'client-submit') })
  context.apiSuccess(MODULE, 'Client 提交隔离订单', submitResponse, `orderId=${orderId}`)
  const submittedResponse = await request(context, 'GET', clientDetailPath, undefined, merchantToken)
  const submitted = context.apiSuccess(MODULE, 'Client 回查已提交订单', submittedResponse)
  context.assert(MODULE, 'Client 订单已进入待审核状态', submittedResponse,
    submitted?.order?.status === 'SUBMITTED', `status=${submitted?.order?.status ?? 'missing'}`)

  const unifiedListResponse = await context.request('GET',
    `/api/platform/v1/orders?page=1&size=100&tenantId=${encodeURIComponent(tenantId)}&orderNo=${encodeURIComponent(orderNo)}`)
  const unifiedPage = context.apiSuccess(MODULE, 'Admin 查询统一订单列表', unifiedListResponse)
  const unifiedRow = records(unifiedPage).find((row) => id(row.orderId) === orderId)
  context.assert(MODULE, 'Admin 统一订单列表只核对本轮订单', unifiedListResponse,
    pageOk(unifiedPage) && Boolean(unifiedRow), `orderId=${orderId}, found=${Boolean(unifiedRow)}`)

  const unifiedDetailPath = `/api/platform/v1/orders/${encodeURIComponent(orderId)}?tenantId=${encodeURIComponent(tenantId)}`
  const unifiedDetailResponse = await context.request('GET', unifiedDetailPath)
  const unifiedDetail = context.apiSuccess(MODULE, 'Admin 查询统一订单详情', unifiedDetailResponse)
  context.assert(MODULE, 'Admin 统一订单详情身份与待审核状态正确', unifiedDetailResponse,
    id(unifiedDetail?.summary?.orderId) === orderId && unifiedDetail?.summary?.mainStatus === 'PENDING_REVIEW'
      && Array.isArray(unifiedDetail?.timeline),
    `mainStatus=${unifiedDetail?.summary?.mainStatus ?? 'missing'}, timeline=${unifiedDetail?.timeline?.length ?? 'n/a'}`)

  const firstLegListResponse = await context.request('GET',
    `/api/platform/v1/orders/first-leg?tenantId=${encodeURIComponent(tenantId)}&keyword=${encodeURIComponent(orderNo)}&page=1&size=100`)
  const firstLegPage = context.apiSuccess(MODULE, 'Admin 查询头程订单列表', firstLegListResponse)
  const firstLegRow = records(firstLegPage).find((row) => id(row.id) === orderId)
  context.assert(MODULE, 'Admin 头程订单列表只核对本轮订单', firstLegListResponse,
    pageOk(firstLegPage) && Boolean(firstLegRow), `orderId=${orderId}, found=${Boolean(firstLegRow)}`)

  const firstLegDetailPath = `/api/platform/v1/orders/first-leg/${encodeURIComponent(orderId)}?tenantId=${encodeURIComponent(tenantId)}`
  const firstLegDetailResponse = await context.request('GET', firstLegDetailPath)
  const firstLegDetail = context.apiSuccess(MODULE, 'Admin 查询头程订单详情', firstLegDetailResponse)
  context.assert(MODULE, 'Admin 头程订单详情聚合结构完整', firstLegDetailResponse,
    id(firstLegDetail?.order?.id) === orderId && Array.isArray(firstLegDetail?.cargoes)
      && Array.isArray(firstLegDetail?.parties) && Array.isArray(firstLegDetail?.internalNotes)
      && Array.isArray(firstLegDetail?.statusHistory),
    `cargoes=${firstLegDetail?.cargoes?.length ?? 'n/a'}, history=${firstLegDetail?.statusHistory?.length ?? 'n/a'}`)
  assertCargoContract(context, firstLegDetailResponse, firstLegDetail?.cargoes, payload)

  const noteResponse = await context.request('POST',
    `/api/platform/v1/orders/first-leg/${encodeURIComponent(orderId)}/internal-notes?tenantId=${encodeURIComponent(tenantId)}`,
    { content: `${context.marker} Admin 订单链路验收` })
  context.apiSuccess(MODULE, 'Admin 为本轮订单添加内部备注', noteResponse)

  const approveResponse = await context.request('POST',
    `/api/platform/v1/orders/first-leg/${encodeURIComponent(orderId)}/approve?tenantId=${encodeURIComponent(tenantId)}`)
  context.apiSuccess(MODULE, 'Admin 审核通过本轮订单', approveResponse, `orderId=${orderId}`)

  const inboundResult = await waitForInbound(context, tenantId, orderId)
  const inboundId = id(inboundResult.detail?.summary?.inboundId)
  if (!inboundId) throw new Error('订单审核后的入库单契约未部署，无法向 OCR/墨家模块交接')

  const inboundPath = `/api/platform/inbounds/${encodeURIComponent(inboundId)}?tenantId=${encodeURIComponent(tenantId)}`
  const inboundResponse = await context.request('GET', inboundPath)
  const inbound = context.apiSuccess(MODULE, 'Admin 查询本轮入库单详情', inboundResponse,
    `inboundId=${inboundId}`, CONTRACT_OPTIONS)
  const markerValues = [
    inbound?.publicRemark, inbound?.summary?.orderNo, inbound?.summary?.inboundCode,
    ...(Array.isArray(inbound?.internalNotes) ? inbound.internalNotes.map((note) => note.content) : []),
  ]
  const markerFound = markerValues.some((value) => String(value || '').includes(context.marker))
  const measurable = MEASURABLE_STATUSES.has(inbound?.summary?.processStatus)
  context.assert(MODULE, '隔离入库单 marker 来源与可测量状态正确', inboundResponse,
    id(inbound?.summary?.id) === inboundId && id(inbound?.summary?.tenantId) === tenantId
      && markerFound && measurable,
    `markerFound=${markerFound}, status=${inbound?.summary?.processStatus ?? 'missing'}`, CONTRACT_OPTIONS)
  context.assert(MODULE, '入库单详情包含托盘库位、文件、备注和状态历史', inboundResponse,
    Array.isArray(inbound?.palletLocations) && Array.isArray(inbound?.files)
      && Array.isArray(inbound?.internalNotes) && Array.isArray(inbound?.statusHistory),
    `inboundId=${inboundId}, history=${inbound?.statusHistory?.length ?? 'n/a'}`)

  const inboundListResponse = await context.request('GET',
    `/api/platform/inbounds?tenantId=${encodeURIComponent(tenantId)}&inboundCode=${encodeURIComponent(inbound.summary.inboundCode)}&page=1&size=100`)
  const inboundPage = context.apiSuccess(MODULE, 'Admin 查询入库单列表', inboundListResponse)
  context.assert(MODULE, 'Admin 入库单列表只核对本轮入库单', inboundListResponse,
    pageOk(inboundPage) && records(inboundPage).some((row) => id(row.id) === inboundId),
    `inboundId=${inboundId}, total=${inboundPage?.total ?? 'n/a'}`)

  context.createdResources.orders.inboundId = inboundId
  context.createdResources.orders.inboundCode = inbound.summary.inboundCode
  context.createdResources.orders.processStatus = inbound.summary.processStatus
  context.createdResources.ocrInbound = { tenantId, inboundId, marker: context.marker }
  context.createdResources.testInbound = { tenantId, inboundId, marker: context.marker }
  context.context.inboundWeightOcr = { tenantId, inboundId, marker: context.marker }
  context.context.ocrInbound = context.context.inboundWeightOcr
  context.context.testInbound = context.context.inboundWeightOcr
  context.context.createdInbound = context.context.inboundWeightOcr

  const taskResponse = await context.request('GET',
    `/api/platform/v1/first-leg/tasks/by-order/${encodeURIComponent(orderId)}?tenantId=${encodeURIComponent(tenantId)}`)
  const task = context.apiSuccess(MODULE, 'Admin 查询本轮订单履约任务', taskResponse,
    '新订单应生成可查询的履约任务', CONTRACT_OPTIONS)
  context.assert(MODULE, '履约任务与本轮订单和客户一致', taskResponse,
    id(task?.orderId) === orderId && id(task?.tenantId) === tenantId,
    `taskId=${id(task?.id) || 'missing'}, status=${task?.status ?? 'missing'}`, CONTRACT_OPTIONS)
  if (task?.id) {
    context.createdResources.orders.taskId = id(task.id)
    const historyResponse = await context.request('GET',
      `/api/platform/v1/first-leg/tasks/${encodeURIComponent(task.id)}/assignment-history?tenantId=${encodeURIComponent(tenantId)}&page=1&size=20`)
    const history = context.apiSuccess(MODULE, 'Admin 查询本轮履约任务分配历史', historyResponse)
    context.assert(MODULE, '履约分配历史分页结构正确', historyResponse, pageOk(history),
      `taskId=${task.id}, total=${history?.total ?? 'n/a'}`)
  }

  const acceptResponse = await context.request('POST',
    `/api/platform/v1/orders/first-leg/${encodeURIComponent(orderId)}/accept?tenantId=${encodeURIComponent(tenantId)}`)
  context.apiSuccess(MODULE, 'Admin 受理本轮订单', acceptResponse)
  const startResponse = await context.request('POST',
    `/api/platform/v1/orders/first-leg/${encodeURIComponent(orderId)}/start?tenantId=${encodeURIComponent(tenantId)}`)
  context.apiSuccess(MODULE, 'Admin 启动本轮订单履约', startResponse)

  const finalDetailResponse = await context.request('GET', firstLegDetailPath)
  const finalDetail = context.apiSuccess(MODULE, 'Admin 回查本轮订单履约状态', finalDetailResponse)
  context.assert(MODULE, '本轮订单已进入处理中且保留状态历史', finalDetailResponse,
    finalDetail?.order?.status === 'PROCESSING'
      && finalDetail?.statusHistory?.some?.((item) => item.toStatus === 'APPROVED')
      && finalDetail?.statusHistory?.some?.((item) => item.toStatus === 'ACCEPTED')
      && finalDetail?.statusHistory?.some?.((item) => item.toStatus === 'PROCESSING'),
    `status=${finalDetail?.order?.status ?? 'missing'}, history=${finalDetail?.statusHistory?.length ?? 'n/a'}`)
}