feat: 完善文档中心与报销申请交互及侧边栏重构

后端优化编排器报销查询和本体检测精度，增强报销单草稿保
存和附件回填逻辑，前端重构侧边栏组件支持折叠和图标导
航，完善文档中心状态筛选和详情提示，报销创建和审批详情
页优化会话管理和费用明细交互，新增助手应用服务和预设动
作工具函数，补充单元测试覆盖。

web/src/utils/expenseApplicationOntology.js

@@ -16,7 +16,10 @@ const SLOT_LABELS = {
   expense_type: '费用场景',
   amount: '申请金额',
   time_range: '业务时间',
+  location: '业务地点',
   reason: '申请事由',
+  days: '天数',
+  transport_mode: '出行方式',
   attachments: '附件说明',
   customer_name: '客户名称',
   participants: '参与人员'
@@ -24,6 +27,33 @@ const SLOT_LABELS = {
 
 const PRE_APPROVAL_TYPES = new Set(['travel', 'meeting', 'office', 'training'])
 const ATTACHMENT_REQUIRED_TYPES = new Set(['meeting', 'training'])
+const PLACEHOLDER_VALUES = new Set(['', '待补充', '暂无', '无', '未知'])
+const PROMPT_FIELD_LABELS = [
+  '发生时间',
+  '业务发生时间',
+  '申请时间',
+  '时间',
+  '地点',
+  '业务地点',
+  '发生地点',
+  '事由',
+  '申请事由',
+  '出差事由',
+  '原因',
+  '用途',
+  '天数',
+  '出差天数',
+  '申请天数',
+  '出行方式',
+  '交通方式',
+  '交通工具',
+  '预计总费用',
+  '预计费用',
+  '预计金额',
+  '申请金额',
+  '预算',
+  '金额'
+]
 
 export const APPLICATION_EXAMPLES = [
   '申请下周去北京做客户现场验收，差旅预算18000元',
@@ -89,6 +119,112 @@ export function resolveTimeRangeText(ontology) {
   return String(range.raw || '').trim()
 }
 
+function parseApplicationDate(value) {
+  const normalized = String(value || '')
+    .trim()
+    .replace(/日$/, '')
+    .replace(/年|月|\//g, '-')
+    .replace(/\./g, '-')
+  const match = normalized.match(/^(20\d{2})-(\d{1,2})-(\d{1,2})$/)
+  if (!match) return null
+  const [, year, month, day] = match
+  const date = new Date(Date.UTC(Number(year), Number(month) - 1, Number(day)))
+  if (Number.isNaN(date.getTime())) return null
+  return date
+}
+
+function formatApplicationDate(date) {
+  return date.toISOString().slice(0, 10)
+}
+
+function parseChineseNumber(value) {
+  const digits = {
+    一: 1,
+    二: 2,
+    两: 2,
+    三: 3,
+    四: 4,
+    五: 5,
+    六: 6,
+    七: 7,
+    八: 8,
+    九: 9
+  }
+  const text = String(value || '').trim()
+  if (!text) return 0
+  if (text === '十') return 10
+  if (text.includes('十')) {
+    const [left, right] = text.split('十')
+    const tens = left ? digits[left] || 0 : 1
+    const ones = right ? digits[right] || 0 : 0
+    return tens * 10 + ones
+  }
+  return digits[text] || 0
+}
+
+export function resolvePromptDays(prompt) {
+  const labeled = resolvePromptField(prompt, ['天数', '出差天数', '申请天数'])
+  const source = labeled || String(prompt || '')
+  const match = source.match(/(?<days>\d+|[一二两三四五六七八九十]{1,3})\s*天/)
+  if (!match?.groups?.days) return 0
+  if (/^\d+$/.test(match.groups.days)) return Number(match.groups.days)
+  return parseChineseNumber(match.groups.days)
+}
+
+export function expandApplicationTimeWithDays(timeText, days = 0) {
+  const normalizedTime = String(timeText || '').trim()
+  const dayCount = Number(days || 0)
+  if (!normalizedTime || !dayCount) return normalizedTime
+  if (/\s*(至|到|~|--|—)\s*/.test(normalizedTime)) return normalizedTime
+
+  const match = normalizedTime.match(/20\d{2}[-/.年]\d{1,2}[-/.月]\d{1,2}日?/)
+  const startDate = parseApplicationDate(match?.[0] || '')
+  if (!startDate) return normalizedTime
+
+  const endDate = new Date(startDate.getTime())
+  endDate.setUTCDate(endDate.getUTCDate() + dayCount)
+  return `${formatApplicationDate(startDate)} 至 ${formatApplicationDate(endDate)}`
+}
+
+export function resolveApplicationTimeRange(ontology, prompt) {
+  const range = ontology?.time_range || {}
+  const baseTime = resolveTimeRangeText(ontology)
+    || resolvePromptField(prompt, ['发生时间', '业务发生时间', '申请时间', '时间'])
+  if (range.start_date && range.end_date && range.start_date !== range.end_date) {
+    return `${range.start_date} 至 ${range.end_date}`
+  }
+  return expandApplicationTimeWithDays(baseTime, resolvePromptDays(prompt)) || baseTime
+}
+
+function escapeRegExp(value) {
+  return String(value || '').replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
+}
+
+export function resolvePromptField(prompt, labels = []) {
+  const text = String(prompt || '').trim()
+  if (!text) return ''
+  const labelSet = new Set(labels.map((item) => String(item || '').trim()).filter(Boolean))
+  for (const line of text.split(/\r?\n/)) {
+    const match = line.match(/^\s*([^:：\s]+)\s*[:：]\s*(.+?)\s*$/)
+    if (match && labelSet.has(match[1].trim())) {
+      return match[2].trim()
+    }
+  }
+
+  const labelPattern = labels.map(escapeRegExp).join('|')
+  const nextLabelPattern = PROMPT_FIELD_LABELS.map(escapeRegExp).join('|')
+  if (!labelPattern) return ''
+  const match = text.match(
+    new RegExp(`(?:${labelPattern})\\s*[:：]\\s*([\\s\\S]*?)(?=\\s*(?:${nextLabelPattern})\\s*[:：]|$)`)
+  )
+  return match ? match[1].trim().replace(/[，。；;]$/, '') : ''
+}
+
+export function resolveApplicationReason(prompt) {
+  const labeled = resolvePromptField(prompt, ['事由', '申请事由', '出差事由', '原因', '用途'])
+  return labeled || String(prompt || '').trim()
+}
+
 export function resolveAttachmentPolicy(expenseTypeCode, amount = 0) {
   const code = String(expenseTypeCode || '').trim()
   if (ATTACHMENT_REQUIRED_TYPES.has(code)) {
@@ -128,8 +264,15 @@ export function buildApplicationFieldsFromOntology(ontology, prompt, currentUser
   const documentTypeEntity = resolveEntity(ontology, 'document_type')
   const workflowStageEntity = resolveEntity(ontology, 'workflow_stage')
   const attachmentPolicy = resolveAttachmentPolicy(expenseTypeCode, amount.value)
+  const timeRange = resolveApplicationTimeRange(ontology, prompt)
+    || '待补充'
+  const location = locationEntity?.normalized_value
+    || locationEntity?.value
+    || resolvePromptField(prompt, ['地点', '业务地点', '发生地点'])
+    || '待补充'
+  const reason = resolveApplicationReason(prompt) || '待补充'
 
-  return {
+  const fields = {
     documentType: documentTypeEntity?.normalized_value || 'expense_application',
     documentTypeLabel: documentTypeEntity?.value || '费用申请',
     workflowStage: workflowStageEntity?.normalized_value || 'pre_approval',
@@ -138,21 +281,40 @@ export function buildApplicationFieldsFromOntology(ontology, prompt, currentUser
     expenseTypeLabel: resolveExpenseTypeLabel(expenseTypeCode),
     amount: amount.value,
     amountDisplay: amount.value ? `¥${amount.value.toLocaleString('zh-CN')}` : '待补充',
-    timeRange: resolveTimeRangeText(ontology) || '待补充',
-    location: locationEntity?.normalized_value || locationEntity?.value || '待补充',
-    reason: String(prompt || '').trim() || '待补充',
+    timeRange,
+    location,
+    reason,
     applicant: currentUser.name || currentUser.username || '当前用户',
     department: currentUser.department || currentUser.departmentName || '待补充',
     preApprovalRequired: PRE_APPROVAL_TYPES.has(expenseTypeCode),
-    attachmentPolicy,
-    missingSlots: normalizeMissingSlots(ontology?.missing_slots || [])
+    attachmentPolicy
+  }
+
+  return {
+    ...fields,
+    missingSlots: normalizeMissingSlots(ontology?.missing_slots || [], fields)
   }
 }
 
-export function normalizeMissingSlots(slots = []) {
+function hasProvidedValue(value) {
+  const normalized = String(value || '').trim()
+  return !PLACEHOLDER_VALUES.has(normalized)
+}
+
+function isSlotAlreadyResolved(slot, fields = {}) {
+  const key = String(slot || '').trim()
+  if (key === 'reason') return hasProvidedValue(fields.reason)
+  if (key === 'time_range' || key === 'time') return hasProvidedValue(fields.timeRange)
+  if (key === 'location') return hasProvidedValue(fields.location)
+  if (key === 'amount') return Number(fields.amount || 0) > 0
+  if (key === 'transport_mode') return hasProvidedValue(fields.transportMode)
+  return false
+}
+
+export function normalizeMissingSlots(slots = [], fields = {}) {
   const normalized = Array.isArray(slots) ? slots : []
   return normalized.map((item) => ({
     key: String(item || '').trim(),
     label: SLOT_LABELS[String(item || '').trim()] || String(item || '').trim()
-  })).filter((item) => item.key)
+  })).filter((item) => item.key && !isSlotAlreadyResolved(item.key, fields))
 }