admin-web/src/modules/finance/pages/FinanceCustomerStatementsView.vue

<script setup lang="ts">
import { computed, onMounted, ref, watch } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import { ElMessage, ElMessageBox } from 'element-plus'
import { ArrowLeft, Download, Eye, MoreHorizontal, Plus, RotateCcw, Send, ShieldCheck, XCircle } from '@lucide/vue'
import { useAccessPreviewStore } from '@/core/access/accessPreview'
import { listPlatformTenants, type PlatformTenantResource } from '@/modules/iam'
import { getApiErrorDetails, type ApiErrorDetails } from '@/shared/api/http'
import AdminPage from '@/shared/components/AdminPage.vue'
import ApiErrorMeta from '@/shared/components/ApiErrorMeta.vue'
import AppDialog from '@/shared/components/AppDialog.vue'
import DataTable, { type DataTableColumn } from '@/shared/components/DataTable.vue'
import DetailPageLayout from '@/shared/components/DetailPageLayout.vue'
import FormSection from '@/shared/components/FormSection.vue'
import ListPageLayout from '@/shared/components/ListPageLayout.vue'
import LoadErrorState from '@/shared/components/LoadErrorState.vue'
import QueryToolbar, { type QueryField, type QueryModel } from '@/shared/components/QueryToolbar.vue'
import { actionReconciliationStatement, createReconciliationStatement, getFinanceFeeSource, getReconciliationStatement, listFinanceStatements } from '../api/finance'
import { financeSourceTypeLabel, financeStatusLabel, financeStatusTone } from '../status'
import type { FinanceReconciliationDetail, FinanceStatementReadModel, ReconciliationActionPayload } from '../types'

interface AdjustmentRow {
  selected: boolean
  statementLineId: string
  feeItemName: string
  originalAmount: number
  adjustedAmount: number
  reason: string
}

interface StatementRow extends FinanceStatementReadModel {
  periodStart: string
  periodEnd: string
  creditDays: number | null
  settled: boolean | null
  lastPaymentAt: string
  remark: string
}

interface StatementLineSource {
  containerNo: string
  inboundCode: string
  businessDate: string
  quantity: number | null
  unitPrice: number | null
  sourceType: string
}

const access = useAccessPreviewStore()
const route = useRoute()
const router = useRouter()
const customers = ref<PlatformTenantResource[]>([])
const filters = ref<QueryModel>({
  status: '', billNo: '', customerId: '', containerNo: '', periodStartRange: [], periodEndRange: [],
  settled: '', lastPaymentRange: [], createdRange: [],
})
const rows = ref<StatementRow[]>([])
const loading = ref(false)
const error = ref<ApiErrorDetails | null>(null)
const customerError = ref<ApiErrorDetails | null>(null)
const selectedId = ref('')
const detail = ref<FinanceReconciliationDetail | null>(null)
const detailLoading = ref(false)
const detailError = ref<ApiErrorDetails | null>(null)
const activeDetailTab = ref<'lines' | 'payments'>('lines')
const detailCache = new Map<string, FinanceReconciliationDetail>()
const lineSourceCache = new Map<string, StatementLineSource>()
const createOpen = ref(false)
const createBusy = ref(false)
const exportBusy = ref(false)
const actionBusy = ref(false)
const createForm = ref({
  customerId: '',
  periodStart: new Date().toISOString().slice(0, 8) + '01',
  periodEnd: new Date().toISOString().slice(0, 10),
  remark: '',
})
const adjustOpen = ref(false)
const adjustBusy = ref(false)
const adjustStatement = ref<FinanceStatementReadModel | null>(null)
const adjustReason = ref('')
const adjustLines = ref<AdjustmentRow[]>([])

const canView = computed(() => access.can('platform:finance:customer-statement:list'))
const canListCustomers = computed(() => access.can('platform:customer:list'))
const canViewFeeSource = computed(() => access.can('platform:finance:customer-statement:list'))
const canCreate = computed(() => access.can('platform:finance:reconciliation:create'))
const activeCustomers = computed(() => customers.value.filter((item) => item.status === 'ACTIVE'))
const canReview = computed(() => access.can('platform:finance:reconciliation:review'))
const canIssue = computed(() => access.can('platform:finance:reconciliation:issue'))
const canAdjust = computed(() => access.can('platform:finance:reconciliation:adjust'))
const canVoid = computed(() => access.can('platform:finance:reconciliation:void'))
const canGenerate = computed(() => canCreate.value && canListCustomers.value)
const detailRouteId = computed(() => route.name === 'finance-customer-statement-detail' ? String(route.params.statementId || '') : '')
const isDetailRoute = computed(() => Boolean(detailRouteId.value))
const fields = computed<QueryField[]>(() => [
  { key: 'status', type: 'select', label: '审核状态', width: 180, placeholder: '全部审核状态', options: [
    { label: '草稿', value: 'DRAFT' }, { label: '待审核', value: 'PENDING_REVIEW' }, { label: '审核通过', value: 'APPROVED' },
    { label: '审核拒绝', value: 'REJECTED' }, { label: '已出账', value: 'ISSUED' }, { label: '已作废', value: 'VOIDED' },
  ] },
  { key: 'billNo', type: 'input', label: '对账单号', width: 210, placeholder: '请输入对账单号' },
  { key: 'customerId', type: 'select', label: '客户名称', width: 260, placeholder: '全部客户', props: { filterable: true, clearable: true }, options: customers.value.filter((item) => item.status === 'ACTIVE').map((item) => ({ label: item.tenantName, value: String(item.id) })) },
  { key: 'containerNo', type: 'input', label: '柜次号', width: 190, placeholder: canViewFeeSource.value ? '请输入柜次号' : '缺少费用来源查看权限', props: { disabled: !canViewFeeSource.value } },
  { key: 'periodStartRange', type: 'daterange', label: '结算起始日', width: 280, props: { valueFormat: 'YYYY-MM-DD', startPlaceholder: '开始日期', endPlaceholder: '结束日期' } },
  { key: 'periodEndRange', type: 'daterange', label: '结算结束日', width: 280, props: { valueFormat: 'YYYY-MM-DD', startPlaceholder: '开始日期', endPlaceholder: '结束日期' } },
  { key: 'settled', type: 'select', label: '是否结清', width: 160, placeholder: '全部', options: [{ label: '是', value: 'true' }, { label: '否', value: 'false' }] },
  { key: 'lastPaymentRange', type: 'daterange', label: '最后收款时间', width: 280, props: { valueFormat: 'YYYY-MM-DD', startPlaceholder: '开始日期', endPlaceholder: '结束日期' } },
  { key: 'createdRange', type: 'daterange', label: '创建日期', width: 280, props: { valueFormat: 'YYYY-MM-DD', startPlaceholder: '开始日期', endPlaceholder: '结束日期' } },
])
const columns: DataTableColumn[] = [
  { key: 'actions', label: '操作', width: 280, fixed: 'left', slotName: 'actions' },
  { key: 'status', label: '审核状态', width: 120, slotName: 'status' },
  { key: 'billNo', label: '对账单号', minWidth: 180 },
  { key: 'customerName', label: '客户', minWidth: 180, slotName: 'customerName' },
  { key: 'periodStart', label: '结算起始日', width: 130 },
  { key: 'periodEnd', label: '结算结束日', width: 130 },
  { key: 'creditDays', label: '账期(天)', width: 100 },
  { key: 'currency', label: '货币', width: 86 },
  { key: 'totalAmount', label: '总应收金额(CNY)', width: 155 },
  { key: 'receivedAmount', label: '已收金额(CNY)', width: 145 },
  { key: 'outstandingAmount', label: '未收金额(CNY)', width: 145 },
  { key: 'lastPaymentAt', label: '最后收款时间', minWidth: 170, slotName: 'lastPaymentAt' },
  { key: 'settled', label: '是否结清', width: 100, slotName: 'settled' },
  { key: 'remark', label: '备注', minWidth: 180 },
  { key: 'createdByName', label: '创建人', width: 130, slotName: 'createdByName' },
  { key: 'createdAt', label: '创建时间', minWidth: 170, slotName: 'createdAt' },
  { key: 'updatedByName', label: '更新人', width: 130, slotName: 'updatedByName' },
  { key: 'updatedAt', label: '更新时间', minWidth: 170, slotName: 'updatedAt' },
]
const detailLineColumns: DataTableColumn[] = [
  { key: 'inboundCode', label: '入仓号', minWidth: 150, slotName: 'inboundCode' },
  { key: 'containerNo', label: '柜次号', minWidth: 150, slotName: 'containerNo' },
  { key: 'businessDate', label: '业务发生日', width: 130, slotName: 'businessDate' },
  { key: 'feeItemName', label: '费用项目', minWidth: 160 },
  { key: 'quantity', label: '计费量', width: 110, slotName: 'quantity' },
  { key: 'unitPrice', label: '单价(CNY)', width: 120, slotName: 'unitPrice' },
  { key: 'sourceAmount', label: '来源金额(CNY)', width: 150 },
  { key: 'amount', label: '账单金额(CNY)', width: 150 },
  { key: 'adjustmentReason', label: '调整说明', minWidth: 190 },
  { key: 'billNo', label: '对账单号', minWidth: 190, slotName: 'billNo' },
  { key: 'periodStart', label: '结算起始日', width: 130, slotName: 'periodStart' },
  { key: 'periodEnd', label: '结算结束日', width: 130, slotName: 'periodEnd' },
]
const paymentColumns: DataTableColumn[] = [
  { key: 'customerName', label: '客户', minWidth: 200, slotName: 'customerName' },
  { key: 'transactionDate', label: '支付日期', width: 130, slotName: 'transactionDate' },
  { key: 'amount', label: '支付金额(CNY)', width: 150 },
  { key: 'method', label: '支付方式', width: 130, slotName: 'method' },
  { key: 'referenceNo', label: '支付流水号', minWidth: 180 },
  { key: 'createdByName', label: '登记人', minWidth: 140, slotName: 'createdByName' },
  { key: 'occurredAt', label: '登记时间', width: 170, slotName: 'occurredAt' },
  { key: 'remark', label: '备注', minWidth: 200 },
]

const customerNameById = computed(() => new Map(customers.value.map((item) => [String(item.id), item.tenantName.trim()])))

function isInternalCustomerLabel(value: string, customerId: string) {
  const normalized = value.replaceAll(' ', '')
  return normalized === customerId || /^客户(?:ID)?\d+$/.test(normalized)
}

function customerDisplayName(customerId: string, value?: string) {
  const resolved = customerNameById.value.get(String(customerId))
  if (resolved) return resolved
  const candidate = String(value || '').trim()
  return candidate && !isInternalCustomerLabel(candidate, String(customerId)) ? candidate : '客户名称未提供'
}

function operatorDisplayName(value?: string) {
  const candidate = String(value || '').trim()
  if (!candidate || /^(?:operator-)?\d+$/i.test(candidate)) return '名称数据缺失'
  return candidate
}

function formatDateTime(value?: string) {
  return value ? value.replace('T', ' ').replace(/Z$/, '').slice(0, 16) : '—'
}

function detailToRow(row: FinanceStatementReadModel, current?: FinanceReconciliationDetail): StatementRow {
  const latestPayment = current?.paymentHistory.map((item) => item.occurredAt || item.transactionDate).filter(Boolean).sort().at(-1) || ''
  return {
    ...row,
    periodStart: current?.periodStart || '', periodEnd: current?.periodEnd || row.billDate,
    creditDays: current ? current.creditDays : null, settled: current ? current.settled : null,
    lastPaymentAt: latestPayment, remark: current?.remark || '',
    createdBy: current?.createdBy || row.createdBy, createdByName: current?.createdByName || row.createdByName, createdAt: current?.createdAt || row.createdAt,
    updatedBy: current?.updatedBy || row.updatedBy, updatedByName: current?.updatedByName || row.updatedByName, updatedAt: current?.updatedAt || row.updatedAt,
  }
}

function stringFilter(key: string) { return String(filters.value[key] || '').trim().toLowerCase() }
function inDateRange(value: string, key: string) {
  const range = filters.value[key]
  if (!Array.isArray(range) || range.length < 2 || !value) return !Array.isArray(range) || range.length < 2
  const date = value.slice(0, 10)
  return date >= String(range[0]) && date <= String(range[1])
}
const filteredRows = computed(() => rows.value.filter((row) => {
  const status = stringFilter('status')
  const billNo = stringFilter('billNo')
  const settled = stringFilter('settled')
  const containerNo = stringFilter('containerNo')
  const current = detailCache.get(row.id)
  return (!status || String(row.status).toLowerCase() === status)
    && (!billNo || row.billNo.toLowerCase().includes(billNo))
    && (!settled || String(row.settled) === settled)
    && (!containerNo || Boolean(current?.lines.some((line) => lineSourceCache.get(line.sourceFeeId)?.containerNo.toLowerCase().includes(containerNo))))
    && inDateRange(row.periodStart, 'periodStartRange')
    && inDateRange(row.periodEnd, 'periodEndRange')
    && inDateRange(row.lastPaymentAt, 'lastPaymentRange')
    && inDateRange(row.createdAt || '', 'createdRange')
}))

async function hydrateLineSources(current: FinanceReconciliationDetail) {
  if (!canViewFeeSource.value) return
  await Promise.all(current.lines.map(async (line) => {
    if (!line.sourceFeeId || lineSourceCache.has(line.sourceFeeId)) return
    try {
      const source = await getFinanceFeeSource(line.sourceFeeId)
      lineSourceCache.set(line.sourceFeeId, {
        containerNo: source.containerNo, inboundCode: source.inboundCode, businessDate: source.businessDate,
        quantity: source.quantity, unitPrice: source.unitPrice, sourceType: source.sourceType,
      })
    } catch {
      lineSourceCache.set(line.sourceFeeId, { containerNo: '', inboundCode: '', businessDate: '', quantity: null, unitPrice: null, sourceType: '' })
    }
  }))
}

async function loadCustomers() {
  if (!canListCustomers.value) return
  customerError.value = null
  try {
    const records: PlatformTenantResource[] = []; let currentPage = 1; let pages = 1
    do { const result = await listPlatformTenants({ page: currentPage, size: 200, status: 'ACTIVE' }); records.push(...result.records); pages = Math.max(1, result.pages); currentPage += 1 } while (currentPage <= pages)
    customers.value = records
  } catch (cause) {
    customerError.value = getApiErrorDetails(cause, '客户列表加载失败')
  }
}

async function load(model?: QueryModel) {
  const hydrateDetails = model !== undefined
  if (model) filters.value = { ...model }
  rows.value = []
  selectedId.value = ''
  detail.value = null
  detailCache.clear()
  lineSourceCache.clear()
  error.value = null
  loading.value = true
  try {
    const statements = await listFinanceStatements(String(filters.value.customerId || '').trim() || undefined)
    const detailErrors: ApiErrorDetails[] = []
    const hydrated = await Promise.all(statements.map(async (row) => {
      if (!hydrateDetails) return detailToRow(row)
      try {
        const current = await getReconciliationStatement(row.id)
        detailCache.set(row.id, current)
        await hydrateLineSources(current)
        return detailToRow(row, current)
      } catch (cause) {
        detailErrors.push(getApiErrorDetails(cause, `对账单 ${row.billNo || row.id} 的筛选字段加载失败`))
        return detailToRow(row)
      }
    }))
    if (detailErrors.length) {
      error.value = detailErrors[0]!
      return
    }
    rows.value = hydrated
  } catch (cause) {
    error.value = getApiErrorDetails(cause, '客户对账单加载失败，请重试')
  } finally {
    loading.value = false
  }
}

async function fetchDetail(statementId: string, force = false) {
  if (!force && detailCache.has(statementId)) return detailCache.get(statementId)!
  const current = await getReconciliationStatement(statementId)
  detailCache.set(statementId, current)
  await hydrateLineSources(current)
  return current
}

async function loadDetail(statementId: string) {
  selectedId.value = statementId
  detail.value = null
  detailError.value = null
  detailLoading.value = true
  try {
    detail.value = await fetchDetail(statementId, true)
  } catch (cause) {
    detailError.value = getApiErrorDetails(cause, '对账单明细加载失败，请重试')
  } finally {
    detailLoading.value = false
  }
}

async function openDetail(row: FinanceStatementReadModel) {
  await router.push({ name: 'finance-customer-statement-detail', params: { statementId: row.id } })
}

function retrySelectedDetail() {
  if (selectedId.value) void loadDetail(selectedId.value)
}

async function returnToList() {
  await router.push({ name: 'finance-customer-statements' })
}

function paymentMethodLabel(method: string) {
  return ({ BANK_TRANSFER: '银行转账', CASH: '现金', OTHER: '其他' } as Record<string, string>)[method] || method || '—'
}

function revisionActionLabel(action: string) {
  return ({ SUBMIT: '提交审核', APPROVE: '审核通过', REJECT: '审核驳回', ISSUE: '出账', ADJUST: '调整', VOID: '作废', REOPEN: '重开' } as Record<string, string>)[action] || action || '—'
}

function csvCell(value: unknown) { return `"${String(value ?? '').replaceAll('"', '""')}"` }
async function exportStatements() {
  exportBusy.value = true
  try {
    const hydrated = await Promise.all(rows.value.map(async (row) => {
      const current = await fetchDetail(row.id)
      return detailToRow(row, current)
    }))
    rows.value = hydrated
  } catch (cause) {
    error.value = getApiErrorDetails(cause, '导出前加载完整对账单字段失败')
    exportBusy.value = false
    return
  }
  const header = ['审核状态', '对账单号', '客户', '结算起始日', '结算结束日', '账期(天)', '货币', '总应收金额', '已收金额', '未收金额', '最后收款时间', '是否结清', '备注', '创建人', '创建时间', '更新人', '更新时间']
  const body = filteredRows.value.map((row) => [financeStatusLabel(row.status), row.billNo, customerDisplayName(row.customerId, row.customerName), row.periodStart, row.periodEnd, row.creditDays ?? '', row.currency, row.totalAmount, row.receivedAmount, row.outstandingAmount, formatDateTime(row.lastPaymentAt), row.settled === null ? '' : (row.settled ? '是' : '否'), row.remark, operatorDisplayName(row.createdByName), formatDateTime(row.createdAt), operatorDisplayName(row.updatedByName), formatDateTime(row.updatedAt)])
  const blob = new Blob([`\uFEFF${[header, ...body].map((line) => line.map(csvCell).join(',')).join('\r\n')}`], { type: 'text/csv;charset=utf-8' })
  const url = URL.createObjectURL(blob)
  const anchor = document.createElement('a')
  anchor.href = url
  anchor.download = `客户对账单-${new Date().toISOString().slice(0, 10)}.csv`
  anchor.click()
  URL.revokeObjectURL(url)
  exportBusy.value = false
  ElMessage.success(`已导出 ${body.length} 条客户对账单`)
}

function openCreate() {
  if (!canListCustomers.value) return ElMessage.warning('缺少客户列表权限，无法选择客户生成对账单')
  createForm.value = { ...createForm.value, customerId: '' }
  createOpen.value = true
}

async function createStatement() {
  if (!createForm.value.customerId) return ElMessage.warning('请先选择客户')
  if (!createForm.value.periodStart || !createForm.value.periodEnd) return ElMessage.warning('请选择完整账期')
  if (createForm.value.periodStart > createForm.value.periodEnd) return ElMessage.warning('账期开始日期不能晚于结束日期')
  createBusy.value = true
  try {
    await createReconciliationStatement({ customerId: String(createForm.value.customerId), currency: 'CNY', generationMode: 'BY_CUTOFF', periodStart: createForm.value.periodStart, periodEnd: createForm.value.periodEnd, remark: createForm.value.remark || undefined })
    createOpen.value = false
    ElMessage.success('对账单已生成')
    await load(filters.value)
  } catch (cause) { error.value = getApiErrorDetails(cause, '创建对账单失败') }
  finally { createBusy.value = false }
}

async function performAction(row: FinanceStatementReadModel, actionName: ReconciliationActionPayload['action']) {
  const reason = ['REJECT', 'VOID', 'REOPEN'].includes(actionName)
    ? await ElMessageBox.prompt('请输入操作原因', '对账单操作', { inputType: 'textarea', inputPattern: /\S+/, inputErrorMessage: '操作原因不能为空', confirmButtonText: '确认', cancelButtonText: '取消' }).then((result) => result.value).catch(() => null)
    : undefined
  if (reason === null) return
  actionBusy.value = true
  try {
    await actionReconciliationStatement(row.id, { action: actionName, expectedVersion: row.version, ...(reason ? { reason } : {}) })
    ElMessage.success('对账单状态已更新')
    await load(filters.value)
  } catch (cause) { error.value = getApiErrorDetails(cause, '对账单操作失败') }
  finally { actionBusy.value = false }
}

async function openAdjustment(row: FinanceStatementReadModel) {
  adjustBusy.value = true
  try {
    const current = await fetchDetail(row.id, true)
    adjustStatement.value = { ...row, version: current.version }
    adjustReason.value = ''
    adjustLines.value = current.lines.flatMap((line) => line.statementLineId ? [{ selected: false, statementLineId: line.statementLineId, feeItemName: line.feeItemName, originalAmount: line.amount, adjustedAmount: line.amount, reason: '' }] : [])
    adjustOpen.value = true
  } catch (cause) { error.value = getApiErrorDetails(cause, '调整明细加载失败') }
  finally { adjustBusy.value = false }
}

async function submitAdjustment() {
  const statement = adjustStatement.value
  const selected = adjustLines.value.filter((line) => line.selected)
  if (!statement || !adjustReason.value.trim() || !selected.length) return ElMessage.warning('请填写调整原因并至少选择一条明细')
  if (selected.some((line) => line.adjustedAmount <= 0 || !line.reason.trim())) return ElMessage.warning('请填写所选明细的新金额和调整说明')
  adjustBusy.value = true
  try {
    await actionReconciliationStatement(statement.id, {
      action: 'ADJUST', reason: adjustReason.value.trim(), expectedVersion: statement.version,
      adjustmentLines: selected.map((line) => ({ statementLineId: line.statementLineId, adjustedAmount: line.adjustedAmount, reason: line.reason.trim() })),
    })
    adjustOpen.value = false
    ElMessage.success('对账单调整已保存')
    await load(filters.value)
    await openDetail(statement)
  } catch (cause) { error.value = getApiErrorDetails(cause, '对账单调整失败') }
  finally { adjustBusy.value = false }
}

onMounted(() => { if (canListCustomers.value) void loadCustomers() })
watch(detailRouteId, (statementId) => {
  if (statementId) void loadDetail(statementId)
  else {
    selectedId.value = ''
    detail.value = null
    detailError.value = null
    void load()
  }
}, { immediate: true })
</script>

<template>
  <AdminPage as="div" class="finance-statements-page" spacing="normal">
    <el-result v-if="!canView" icon="warning" title="无权访问客户对账单" sub-title="请联系管理员开通财务查看权限" />
    <DetailPageLayout v-else-if="isDetailRoute" class="surface-panel statement-detail-page" aria-label="客户对账单详情">
      <template #header>
        <header class="statement-detail-page__header">
          <div><h2>客户对账单详情</h2><p>{{ detail?.billNo || '正在加载对账单信息' }}</p></div>
          <el-button @click="returnToList"><ArrowLeft :size="16" />返回客户对账单</el-button>
        </header>
      </template>
      <template v-if="detail" #summary>
        <div class="statement-detail-head">
          <div><span>客户对账单</span><h2>{{ detail.billNo }}</h2><p>{{ customerDisplayName(detail.customerId, detail.customerName) }} · {{ detail.periodStart || '—' }} 至 {{ detail.periodEnd || '—' }}</p></div>
          <el-tag :type="financeStatusTone(detail.status)">{{ financeStatusLabel(detail.status) }}</el-tag>
        </div>
        <FormSection class="statement-summary-section" title="对账单概要" aria-label="对账单摘要">
          <el-descriptions :column="3" border>
            <el-descriptions-item label="总应收金额">{{ detail.totalAmount.toFixed(2) }} CNY</el-descriptions-item>
            <el-descriptions-item label="已收金额">{{ detail.paidAmount.toFixed(2) }} CNY</el-descriptions-item>
            <el-descriptions-item label="未收金额"><strong class="statement-outstanding">{{ detail.outstandingAmount.toFixed(2) }} CNY</strong></el-descriptions-item>
             <el-descriptions-item label="账期">{{ detail.creditDays }} 天</el-descriptions-item>
             <el-descriptions-item label="货币">{{ detail.currency }}</el-descriptions-item>
             <el-descriptions-item label="是否结清">{{ detail.settled ? '是' : '否' }}</el-descriptions-item>
             <el-descriptions-item label="创建人">{{ operatorDisplayName(detail.createdByName) }}</el-descriptions-item>
             <el-descriptions-item label="创建时间">{{ formatDateTime(detail.createdAt) }}</el-descriptions-item>
             <el-descriptions-item label="更新人">{{ operatorDisplayName(detail.updatedByName) }}</el-descriptions-item>
             <el-descriptions-item label="更新时间">{{ formatDateTime(detail.updatedAt) }}</el-descriptions-item>
             <el-descriptions-item label="备注" :span="2">{{ detail.remark || '—' }}</el-descriptions-item>
           </el-descriptions>
        </FormSection>
      </template>
      <el-tabs v-model="activeDetailTab" class="statement-detail-tabs">
        <el-tab-pane label="账单明细表" name="lines">
          <LoadErrorState v-if="detailError" title="明细加载失败" :message="detailError.message" :loading="detailLoading" @retry="retrySelectedDetail"><template #details><ApiErrorMeta :details="detailError" /></template></LoadErrorState>
          <el-skeleton v-else-if="detailLoading" :rows="4" animated />
          <FormSection v-else-if="detail" title="账单明细" :bordered="false">
            <div class="detail-table-scroll">
              <DataTable class="statement-detail-table statement-line-table" :data="detail.lines" size="small" border stripe :columns="detailLineColumns" column-settings-mode="hide" row-key="statementLineId" empty-text="该对账单暂无账单明细" aria-label="客户对账单账单明细">
                <template #inboundCode="{ row }">{{ lineSourceCache.get(row.sourceFeeId)?.inboundCode || row.inboundId || '—' }}</template>
                <template #containerNo="{ row }">{{ lineSourceCache.get(row.sourceFeeId)?.containerNo || (row.containerId ? `柜次ID ${row.containerId}` : '—') }}</template>
                <template #businessDate="{ row }">{{ lineSourceCache.get(row.sourceFeeId)?.businessDate || '—' }}</template>
                <template #quantity="{ row }">{{ lineSourceCache.get(row.sourceFeeId)?.quantity ?? '—' }}</template>
                <template #unitPrice="{ row }">{{ lineSourceCache.get(row.sourceFeeId)?.unitPrice ?? '—' }}</template>
                <template #billNo>{{ detail.billNo }}</template>
                <template #periodStart>{{ detail.periodStart || '—' }}</template>
                <template #periodEnd>{{ detail.periodEnd || '—' }}</template>
              </DataTable>
            </div>
            <el-collapse v-if="detail.revisions.length" class="revision-collapse"><el-collapse-item title="调整记录" name="revisions"><el-table :data="detail.revisions" size="small" border stripe><el-table-column prop="revisionNo" label="修订" width="72" /><el-table-column label="动作" width="130"><template #default="{ row }">{{ revisionActionLabel(row.action) }}</template></el-table-column><el-table-column prop="beforeAmount" label="调整前" /><el-table-column prop="afterAmount" label="调整后" /><el-table-column prop="reason" label="原因" /><el-table-column label="操作人" min-width="140"><template #default="{ row }">{{ operatorDisplayName(row.operatorName) }}</template></el-table-column><el-table-column label="发生时间" min-width="170"><template #default="{ row }">{{ formatDateTime(row.occurredAt) }}</template></el-table-column></el-table></el-collapse-item></el-collapse>
          </FormSection>
        </el-tab-pane>
        <el-tab-pane label="账单支付历史表" name="payments">
          <FormSection v-if="detail" title="支付历史" :bordered="false">
            <div class="detail-table-scroll">
              <DataTable class="statement-detail-table statement-payment-table" :data="detail.paymentHistory" size="small" border stripe :columns="paymentColumns" column-settings-mode="hide" row-key="transactionId" empty-text="该对账单暂无有效收款记录" aria-label="客户对账单支付历史">
                <template #customerName>{{ customerDisplayName(detail.customerId, detail.customerName) }}</template>
                <template #transactionDate="{ row }">{{ formatDateTime(row.transactionDate).slice(0, 10) }}</template>
                <template #method="{ row }">{{ paymentMethodLabel(row.method) }}</template>
                <template #createdByName="{ row }">{{ operatorDisplayName(row.createdByName) }}</template>
                <template #occurredAt="{ row }">{{ formatDateTime(row.occurredAt) }}</template>
              </DataTable>
            </div>
          </FormSection>
        </el-tab-pane>
      </el-tabs>
    </DetailPageLayout>
    <ListPageLayout v-else aria-label="客户对账单">
      <template #toolbar><QueryToolbar v-model="filters" class="surface-panel" ariaLabel="客户对账单筛选" :fields="fields" preference-key="finance-statements-query" @search="load" /></template>
      <template v-if="customerError || error" #state><LoadErrorState title="客户对账单加载失败" :message="(customerError || error)?.message || ''" :loading="loading" @retry="customerError ? loadCustomers() : load()"><template #details><ApiErrorMeta :details="(customerError || error)!" /></template></LoadErrorState></template>
      <template v-if="!customerError && !error">
        <section class="surface-panel table-panel">
          <DataTable :data="filteredRows" :columns="columns" :loading="loading" aria-label="客户对账单列表" row-key="id" empty-text="暂无客户对账单" preference-key="finance-customer-statements" @row-click="openDetail">
            <template #toolbar-actions>
              <el-button :loading="exportBusy" :disabled="loading || exportBusy || !filteredRows.length" @click="exportStatements"><Download :size="15" />导出</el-button>
              <el-button v-if="canCreate" type="primary" :disabled="!canGenerate" :title="canGenerate ? '生成对账单' : '缺少客户列表权限，无法选择客户'" @click="openCreate"><Plus :size="15" />生成对账单</el-button>
            </template>
            <template #actions="{ row }">
              <el-button link type="primary" @click.stop="openDetail(row as FinanceStatementReadModel)"><Eye :size="15" />详情</el-button>
              <el-button v-if="row.status === 'DRAFT' && canCreate" link :loading="actionBusy" @click.stop="performAction(row as FinanceStatementReadModel, 'SUBMIT')"><Send :size="15" />提交</el-button>
              <el-button v-if="row.status === 'PENDING_REVIEW' && canReview" link :loading="actionBusy" @click.stop="performAction(row as FinanceStatementReadModel, 'APPROVE')"><ShieldCheck :size="15" />通过</el-button>
              <el-dropdown v-if="row.status === 'PENDING_REVIEW' && (canReview || canVoid)" trigger="click" @command="(command: ReconciliationActionPayload['action']) => performAction(row as FinanceStatementReadModel, command)">
                <el-button link aria-label="更多对账单操作" title="更多对账单操作" @click.stop><MoreHorizontal :size="16" /></el-button>
                <template #dropdown><el-dropdown-menu><el-dropdown-item v-if="canReview" command="REJECT"><XCircle :size="15" />驳回</el-dropdown-item><el-dropdown-item v-if="canVoid" command="VOID" divided><XCircle :size="15" />作废</el-dropdown-item></el-dropdown-menu></template>
              </el-dropdown>
              <el-button v-if="row.status === 'APPROVED' && canIssue" link :loading="actionBusy" @click.stop="performAction(row as FinanceStatementReadModel, 'ISSUE')"><Send :size="15" />出账</el-button>
              <el-button v-if="row.status === 'ISSUED' && canAdjust" link :loading="adjustBusy" @click.stop="openAdjustment(row as FinanceStatementReadModel)"><RotateCcw :size="15" />调整</el-button>
              <el-button v-if="['REJECTED','VOIDED'].includes(String(row.status)) && canVoid" link :loading="actionBusy" @click.stop="performAction(row as FinanceStatementReadModel, 'REOPEN')"><RotateCcw :size="15" />重开</el-button>
              <el-button v-if="['DRAFT','APPROVED','ISSUED'].includes(String(row.status)) && canVoid" link type="danger" :loading="actionBusy" @click.stop="performAction(row as FinanceStatementReadModel, 'VOID')"><XCircle :size="15" />作废</el-button>
            </template>
            <template #status="{ row }"><el-tag :type="financeStatusTone(row.status)">{{ financeStatusLabel(row.status) }}</el-tag></template>
            <template #customerName="{ row }">{{ customerDisplayName(row.customerId, row.customerName) }}</template>
            <template #lastPaymentAt="{ row }">{{ formatDateTime(row.lastPaymentAt) }}</template>
            <template #settled="{ row }"><el-tag v-if="row.settled !== null" :type="row.settled ? 'success' : 'warning'">{{ row.settled ? '是' : '否' }}</el-tag><span v-else>—</span></template>
            <template #createdByName="{ row }">{{ operatorDisplayName(row.createdByName) }}</template>
            <template #createdAt="{ row }">{{ formatDateTime(row.createdAt) }}</template>
            <template #updatedByName="{ row }">{{ operatorDisplayName(row.updatedByName) }}</template>
            <template #updatedAt="{ row }">{{ formatDateTime(row.updatedAt) }}</template>
            <template #pagination-left>共 {{ filteredRows.length }} 条 · 币种：CNY</template>
          </DataTable>
        </section>

      </template>
    </ListPageLayout>

    <AppDialog v-model="createOpen" title="生成客户对账单" width="min(560px, 94vw)" :confirm-loading="createBusy" @confirm="createStatement"><el-form label-position="top"><el-form-item label="客户"><el-select v-model="createForm.customerId" filterable placeholder="请选择客户"><el-option v-for="item in activeCustomers" :key="String(item.id)" :label="item.tenantName" :value="String(item.id)" /></el-select></el-form-item><el-form-item label="账期开始"><el-date-picker v-model="createForm.periodStart" type="date" value-format="YYYY-MM-DD" /></el-form-item><el-form-item label="账期结束"><el-date-picker v-model="createForm.periodEnd" type="date" value-format="YYYY-MM-DD" /></el-form-item><el-form-item label="备注"><el-input v-model="createForm.remark" type="textarea" /></el-form-item></el-form></AppDialog>

    <AppDialog v-model="adjustOpen" title="调整客户对账单" width="min(900px, 96vw)" :confirm-loading="adjustBusy" @confirm="submitAdjustment">
      <el-form label-position="top"><el-form-item label="整体调整原因"><el-input v-model="adjustReason" type="textarea" maxlength="500" show-word-limit /></el-form-item></el-form>
      <el-table :data="adjustLines" size="small" max-height="420" border stripe><el-table-column label="选择" width="64"><template #default="{ row }"><el-checkbox v-model="row.selected" /></template></el-table-column><el-table-column prop="feeItemName" label="费用项目" min-width="150" /><el-table-column prop="originalAmount" label="原金额(CNY)" width="130" /><el-table-column label="新金额(CNY)" width="180"><template #default="{ row }"><el-input-number v-model="row.adjustedAmount" :min="0.01" :precision="2" /></template></el-table-column><el-table-column label="明细说明" min-width="220"><template #default="{ row }"><el-input v-model="row.reason" maxlength="500" /></template></el-table-column></el-table>
    </AppDialog>
  </AdminPage>
</template>

<style scoped>
.finance-statements-page { min-width: 0; }
:deep(.el-select), :deep(.el-date-editor) { width: 100%; }
.statement-detail-page { min-width: 0; width: min(100%, 1920px); margin: 0 auto; overflow: hidden; }
.statement-detail-page :deep(.detail-page-layout) { gap: 0; }
.statement-detail-page__header { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--cc-border-subtle); }
.statement-detail-page__header h2 { margin: 0; color: var(--cc-text-primary); font-size: 20px; }
.statement-detail-page__header p { margin: 4px 0 0; color: var(--cc-text-secondary); font-size: 13px; }
.statement-detail-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 8px; padding: 10px 16px; border-bottom: 1px solid var(--cc-border-subtle); }
.statement-detail-head > div > span { color: var(--cc-primary); font-size: 11px; font-weight: 700; }
.statement-detail-head h2 { margin: 2px 0 0; font-size: 16px; line-height: 1.4; overflow-wrap: anywhere; }
.statement-detail-head p { margin: 5px 0 0; color: var(--cc-text-secondary); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.statement-summary-section { padding: 10px 16px; border-bottom: 1px solid var(--cc-border-subtle); }
.statement-outstanding { color: var(--el-color-warning-dark-2); }
.statement-detail-tabs { min-width: 0; }
.statement-detail-table { min-width: 0; }
.detail-table-scroll { min-width: 0; overflow-x: auto; }
.statement-detail-tabs :deep(.el-tabs__header) { margin: 0; padding: 0 16px; }
.statement-detail-tabs :deep(.el-tabs__content) { min-width: 0; }
.statement-detail-tabs :deep(.form-section) { padding: 12px 16px 12px; }
.statement-line-table { min-width: 1840px; }
.statement-payment-table { min-width: 1300px; }
.revision-collapse { margin-top: 12px; }
@media (max-width: 640px) {
  .statement-detail-page__header { align-items: stretch; flex-direction: column; }
}
</style>