admin-web/src/modules/fee-items/pages/FeeItemsView.vue

<script setup lang="ts">
import { computed, onMounted, reactive, ref, watch } from 'vue'
import { ElMessage, type FormInstance, type FormRules } from 'element-plus'
import { Pencil, Plus, Power, Save, Trash2 } from '@lucide/vue'
import { useAccessPreviewStore } from '@/core/access/accessPreview'
import { useUnsavedWorkRegistration } from '@/core/unsaved-work/useUnsavedWorkRegistration'
import {
  changePlatformFeeItemStatus,
  createPlatformFeeItem,
  deletePlatformFeeItem,
  getPlatformFeeItem,
  listPlatformFeeItems,
  updatePlatformFeeItem,
  type FeeItemStatus,
  type FeeItemTradeScope,
  type PlatformFeeItemResource,
  type SavePlatformFeeItemRequest,
} from '@/modules/fee-items/api/platformFeeItems'
import { getApiErrorDetails, type ApiErrorDetails } from '@/shared/api/http'
import ApiErrorMeta from '@/shared/components/ApiErrorMeta.vue'
import AdminPage from '@/shared/components/AdminPage.vue'
import AppDialog from '@/shared/components/AppDialog.vue'
import AppDrawer from '@/shared/components/AppDrawer.vue'
import DataTable, { type DataTableColumn } from '@/shared/components/DataTable.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'

type FeeItemFilters = QueryModel & {
  keyword: string
  category: string
  tradeScope: FeeItemTradeScope | ''
  status: FeeItemStatus | ''
}

type FeeItemForm = SavePlatformFeeItemRequest & { id: string }

const access = useAccessPreviewStore()
const rows = ref<PlatformFeeItemResource[]>([])
const loading = ref(false)
const loadError = ref<ApiErrorDetails | null>(null)
const page = ref(1)
const pageSize = ref(20)
const total = ref(0)
const filters = ref<FeeItemFilters>(emptyFilters())
const appliedFilters = ref<FeeItemFilters>(emptyFilters())
const editorOpen = ref(false)
const editorLoading = ref(false)
const saving = ref(false)
const formRef = ref<FormInstance>()
const statusLoadingIds = ref(new Set<string>())
const statusOpen = ref(false)
const statusTarget = ref<PlatformFeeItemResource | null>(null)
const statusSaving = ref(false)
const deleteOpen = ref(false)
const deleteTarget = ref<PlatformFeeItemResource | null>(null)
const deleting = ref(false)
let loadSequence = 0
let editorSequence = 0

function emptyFilters(): FeeItemFilters {
  return { keyword: '', category: '', tradeScope: '', status: '' }
}

function emptyForm(): FeeItemForm {
  return {
    id: '',
    category: '',
    tradeScope: 'DOMESTIC',
    feeTypeName: '',
    pickupPayable: false,
    pickupReceivable: false,
    warehousePayable: false,
    warehouseReceivable: false,
    allocationFee: false,
    description: null,
  }
}

const form = reactive<FeeItemForm>(emptyForm())
const rules: FormRules<FeeItemForm> = {
  category: [{ required: true, message: '请输入费用分类', trigger: 'blur' }],
  tradeScope: [{ required: true, message: '请选择贸易范围', trigger: 'change' }],
  feeTypeName: [{ required: true, message: '请输入费用名称', trigger: 'blur' }],
}

const canView = computed(() => access.can('firstleg:fee-item:view'))
const editorTitle = computed(() => form.id ? '编辑费用项目' : '新增费用项目')
const editorPermission = computed(() => form.id ? 'firstleg:fee-item:edit' : 'firstleg:fee-item:create')

const { captureBaseline } = useUnsavedWorkRegistration({
  key: 'fee-item-editor',
  label: editorTitle,
  isOpen: editorOpen,
  model: form,
  requiredPermission: editorPermission,
})

const queryFields = computed<QueryField[]>(() => [
  { key: 'keyword', type: 'input', width: 210, label: '费用名称', placeholder: '请输入费用名称', props: { 'aria-label': '费用名称', maxlength: 128 } },
  { key: 'category', type: 'input', width: 190, label: '费用分类', placeholder: '请输入费用分类', props: { 'aria-label': '费用分类', maxlength: 64 } },
  {
    key: 'tradeScope', type: 'select', width: 160, label: '贸易范围', placeholder: '全部范围', props: { 'aria-label': '贸易范围' },
    options: [{ label: '国内', value: 'DOMESTIC' }, { label: '国际', value: 'INTERNATIONAL' }],
  },
  {
    key: 'status', type: 'select', width: 150, label: '状态', placeholder: '全部状态', props: { 'aria-label': '状态' },
    options: [{ label: '启用', value: 'ACTIVE' }, { label: '停用', value: 'DISABLED' }],
  },
])

const columns: DataTableColumn[] = [
  { key: 'actions', label: '操作', width: 250, fixed: 'left', slotName: 'actions' },
  { key: 'feeTypeName', label: '费用项目', minWidth: 210, slotName: 'feeItem' },
  { key: 'category', prop: 'category', label: '费用分类', minWidth: 150 },
  { key: 'tradeScope', label: '贸易范围', width: 110, slotName: 'tradeScope' },
  { key: 'pickup', label: '提货', minWidth: 160, slotName: 'pickup' },
  { key: 'warehouse', label: '仓库', minWidth: 160, slotName: 'warehouse' },
  { key: 'allocationFee', label: '分摊费', width: 100, slotName: 'allocationFee' },
  { key: 'description', label: '说明', minWidth: 220, slotName: 'description' },
  { key: 'updatedAt', label: '更新时间', minWidth: 155, slotName: 'updatedAt' },
  { key: 'status', label: '状态', width: 100, slotName: 'status' },
]

function optionalText(value: string | null) {
  return value?.trim() || null
}

function formatTime(value?: string | null) {
  return value?.replace('T', ' ').slice(0, 16) || '—'
}

function directionText(payable: boolean, receivable: boolean) {
  if (payable && receivable) return '应付、应收'
  if (payable) return '应付'
  if (receivable) return '应收'
  return '不适用'
}

async function loadFeeItems() {
  if (!canView.value) {
    rows.value = []
    total.value = 0
    loadError.value = null
    return
  }
  const sequence = ++loadSequence
  loading.value = true
  loadError.value = null
  try {
    const result = await listPlatformFeeItems({
      keyword: appliedFilters.value.keyword,
      category: appliedFilters.value.category,
      tradeScope: appliedFilters.value.tradeScope,
      status: appliedFilters.value.status,
      page: page.value,
      size: pageSize.value,
    })
    if (sequence !== loadSequence) return
    rows.value = result.records
    total.value = result.total
  } catch (error) {
    if (sequence !== loadSequence) return
    rows.value = []
    total.value = 0
    loadError.value = getApiErrorDetails(error, '费用项目加载失败，请稍后重试')
  } finally {
    if (sequence === loadSequence) loading.value = false
  }
}

function applyFilters(model: QueryModel) {
  appliedFilters.value = {
    keyword: String(model.keyword || ''),
    category: String(model.category || ''),
    tradeScope: (model.tradeScope || '') as FeeItemTradeScope | '',
    status: (model.status || '') as FeeItemStatus | '',
  }
  if (page.value === 1) void loadFeeItems()
  else page.value = 1
}

function openCreate() {
  editorSequence += 1
  Object.assign(form, emptyForm())
  captureBaseline()
  editorOpen.value = true
  void formRef.value?.clearValidate()
}

function assignForm(item: PlatformFeeItemResource) {
  Object.assign(form, {
    id: String(item.id),
    category: item.category,
    tradeScope: item.tradeScope,
    feeTypeName: item.feeTypeName,
    pickupPayable: item.pickupPayable,
    pickupReceivable: item.pickupReceivable,
    warehousePayable: item.warehousePayable,
    warehouseReceivable: item.warehouseReceivable,
    allocationFee: item.allocationFee,
    description: item.description,
  })
  captureBaseline()
  editorOpen.value = true
  void formRef.value?.clearValidate()
}

async function openEdit(item: PlatformFeeItemResource) {
  const sequence = ++editorSequence
  editorLoading.value = true
  try {
    const detail = await getPlatformFeeItem(item.id)
    if (sequence === editorSequence) assignForm(detail)
  } catch (error) {
    if (sequence !== editorSequence) return
    const details = getApiErrorDetails(error, '费用项目详情加载失败，请稍后重试')
    ElMessage.error(details.requestId ? `${details.message}（requestId: ${details.requestId}）` : details.message)
  } finally {
    if (sequence === editorSequence) editorLoading.value = false
  }
}

function buildPayload(): SavePlatformFeeItemRequest {
  return {
    category: form.category.trim(),
    tradeScope: form.tradeScope,
    feeTypeName: form.feeTypeName.trim(),
    pickupPayable: form.pickupPayable,
    pickupReceivable: form.pickupReceivable,
    warehousePayable: form.warehousePayable,
    warehouseReceivable: form.warehouseReceivable,
    allocationFee: form.allocationFee,
    description: optionalText(form.description),
  }
}

async function saveFeeItem() {
  const valid = await formRef.value?.validate().catch(() => false)
  if (!valid) return
  saving.value = true
  try {
    if (form.id) await updatePlatformFeeItem(form.id, buildPayload())
    else await createPlatformFeeItem(buildPayload())
    editorOpen.value = false
    ElMessage.success(form.id ? '费用项目已更新' : '费用项目已创建')
    await loadFeeItems()
  } catch (error) {
    const details = getApiErrorDetails(error, '费用项目保存失败，请检查后重试')
    ElMessage.error(details.requestId ? `${details.message}（requestId: ${details.requestId}）` : details.message)
  } finally {
    saving.value = false
  }
}

function requestStatusChange(item: PlatformFeeItemResource) {
  statusTarget.value = item
  statusOpen.value = true
}

async function confirmStatusChange() {
  const item = statusTarget.value
  if (!item) return
  const nextStatus: FeeItemStatus = item.status === 'ACTIVE' ? 'DISABLED' : 'ACTIVE'
  const action = nextStatus === 'ACTIVE' ? '启用' : '停用'
  const key = String(item.id)
  statusLoadingIds.value = new Set(statusLoadingIds.value).add(key)
  statusSaving.value = true
  try {
    await changePlatformFeeItemStatus(item.id, nextStatus)
    ElMessage.success(`已${action}“${item.feeTypeName}”`)
    statusOpen.value = false
    statusTarget.value = null
    await loadFeeItems()
  } catch (error) {
    const details = getApiErrorDetails(error, `${action}费用项目失败`)
    ElMessage.error(details.requestId ? `${details.message}（requestId: ${details.requestId}）` : details.message)
  } finally {
    const pending = new Set(statusLoadingIds.value)
    pending.delete(key)
    statusLoadingIds.value = pending
    statusSaving.value = false
  }
}

function requestDelete(item: PlatformFeeItemResource) {
  deleteTarget.value = item
  deleteOpen.value = true
}

async function confirmDelete() {
  if (!deleteTarget.value) return
  deleting.value = true
  try {
    await deletePlatformFeeItem(deleteTarget.value.id)
    ElMessage.success(`已删除“${deleteTarget.value.feeTypeName}”`)
    deleteOpen.value = false
    deleteTarget.value = null
    if (rows.value.length === 1 && page.value > 1) page.value -= 1
    else await loadFeeItems()
  } catch (error) {
    const details = getApiErrorDetails(error, '费用项目删除失败；已被业务使用的项目不能删除')
    ElMessage.error(details.requestId ? `${details.message}（requestId: ${details.requestId}）` : details.message)
  } finally {
    deleting.value = false
  }
}

watch([page, pageSize], () => void loadFeeItems())
watch(
  () => access.can(editorPermission.value),
  (allowed) => {
    if (!allowed && editorOpen.value) editorOpen.value = false
  },
  { flush: 'sync' },
)

onMounted(() => {
  if (canView.value) void loadFeeItems()
})
</script>

<template>
  <AdminPage as="div" class="fee-items-page" spacing="normal">
    <el-result v-if="!canView" icon="warning" title="无权查看费用项目" sub-title="请联系管理员开通费用项目查看权限" />

    <ListPageLayout v-else aria-label="费用项目管理">
      <template #toolbar>
        <QueryToolbar
          v-model="filters"
          class="surface-panel"
          ariaLabel="费用项目筛选"
          :fields="queryFields"
          preference-key="fee-items-query"
          @search="applyFilters"
        />
      </template>

      <template v-if="loadError" #state>
        <LoadErrorState
          title="费用项目加载失败"
          :message="loadError.message"
          :loading="loading"
          @retry="loadFeeItems"
        >
          <template #details><ApiErrorMeta :details="loadError" /></template>
        </LoadErrorState>
      </template>

      <section v-if="!loadError" class="surface-panel table-panel">
        <DataTable
          v-model:page="page"
          v-model:page-size="pageSize"
          :data="rows"
          :columns="columns"
          :loading="loading"
          :total="total"
          :page-sizes="[20, 50, 100]"
          preference-key="fee-items-table"
          aria-label="费用项目列表"
          row-key="id"
          empty-text="暂无符合条件的费用项目"
        >
          <template #toolbar-actions>
            <el-button
              v-if="access.can('firstleg:fee-item:create')"
              type="primary"
              :disabled="loading"
              @click="openCreate"
            ><Plus :size="16" />新增费用项目</el-button>
          </template>
          <template #actions="{ row }">
            <div v-if="access.can('firstleg:fee-item:edit') || access.can('firstleg:fee-item:delete')" class="table-actions">
              <el-button v-if="access.can('firstleg:fee-item:edit')" link type="primary" :disabled="loading || editorLoading" @click="openEdit(row as PlatformFeeItemResource)"><Pencil :size="15" />编辑</el-button>
              <el-button
                v-if="access.can('firstleg:fee-item:edit')"
                link
                :type="(row as PlatformFeeItemResource).status === 'ACTIVE' ? 'warning' : 'success'"
                :loading="statusLoadingIds.has(String((row as PlatformFeeItemResource).id))"
                :disabled="loading"
                @click="requestStatusChange(row as PlatformFeeItemResource)"
              ><Power :size="15" />{{ (row as PlatformFeeItemResource).status === 'ACTIVE' ? '停用' : '启用' }}</el-button>
              <el-button v-if="access.can('firstleg:fee-item:delete')" link type="danger" :disabled="loading" @click="requestDelete(row as PlatformFeeItemResource)"><Trash2 :size="15" />删除</el-button>
            </div>
            <span v-else class="muted-value">仅查看</span>
          </template>
          <template #feeItem="{ row }"><div class="fee-item-name"><strong>{{ (row as PlatformFeeItemResource).feeTypeName }}</strong><small>{{ (row as PlatformFeeItemResource).feeCode || '未分配编码' }}</small></div></template>
          <template #tradeScope="{ row }"><el-tag effect="plain">{{ (row as PlatformFeeItemResource).tradeScope === 'DOMESTIC' ? '国内' : '国际' }}</el-tag></template>
          <template #pickup="{ row }">{{ directionText((row as PlatformFeeItemResource).pickupPayable, (row as PlatformFeeItemResource).pickupReceivable) }}</template>
          <template #warehouse="{ row }">{{ directionText((row as PlatformFeeItemResource).warehousePayable, (row as PlatformFeeItemResource).warehouseReceivable) }}</template>
          <template #allocationFee="{ row }">{{ (row as PlatformFeeItemResource).allocationFee ? '是' : '否' }}</template>
          <template #description="{ row }"><span class="description-cell">{{ (row as PlatformFeeItemResource).description || '—' }}</span></template>
          <template #updatedAt="{ row }">{{ formatTime((row as PlatformFeeItemResource).updatedAt) }}</template>
          <template #status="{ row }"><el-tag :type="(row as PlatformFeeItemResource).status === 'ACTIVE' ? 'success' : 'info'">{{ (row as PlatformFeeItemResource).status === 'ACTIVE' ? '启用' : '停用' }}</el-tag></template>
          <template #empty>
            <el-empty v-if="!loading" description="暂无符合条件的费用项目">
              <el-button v-if="access.can('firstleg:fee-item:create')" type="primary" @click="openCreate"><Plus :size="16" />新增第一项费用</el-button>
            </el-empty>
          </template>
          <template #pagination-left>平台公共主数据 · 共 {{ total }} 项</template>
        </DataTable>
      </section>
    </ListPageLayout>

    <AppDrawer
      v-model="editorOpen"
      :title="editorTitle"
      size="min(620px, 94vw)"
      :loading="editorLoading"
      :confirm-loading="saving"
    >
      <el-form ref="formRef" :model="form" :rules="rules" label-position="top" :disabled="saving || editorLoading">
        <FormSection title="基本信息" description="费用项目为平台公共主数据，不按客户单独维护。">
          <div class="form-grid two-cols">
            <el-form-item label="费用名称" prop="feeTypeName" required><el-input v-model="form.feeTypeName" maxlength="128" placeholder="请输入费用名称" /></el-form-item>
            <el-form-item label="费用分类" prop="category" required><el-input v-model="form.category" maxlength="64" placeholder="例如 仓储成本" /></el-form-item>
          </div>
          <el-form-item label="贸易范围" prop="tradeScope" required>
            <el-segmented v-model="form.tradeScope" :options="[{ label: '国内', value: 'DOMESTIC' }, { label: '国际', value: 'INTERNATIONAL' }]" />
          </el-form-item>
        </FormSection>
        <FormSection title="费用方向" description="选择费用在提货和仓库环节的应收、应付属性。">
          <div class="direction-grid">
            <fieldset><legend>提货环节</legend><el-checkbox v-model="form.pickupPayable">应付</el-checkbox><el-checkbox v-model="form.pickupReceivable">应收</el-checkbox></fieldset>
            <fieldset><legend>仓库环节</legend><el-checkbox v-model="form.warehousePayable">应付</el-checkbox><el-checkbox v-model="form.warehouseReceivable">应收</el-checkbox></fieldset>
          </div>
          <el-checkbox v-model="form.allocationFee">作为分摊费用</el-checkbox>
        </FormSection>
        <FormSection title="适用说明" :bordered="false">
          <el-form-item label="说明"><el-input v-model="form.description" type="textarea" :rows="4" maxlength="500" show-word-limit placeholder="请输入适用场景或核算说明" /></el-form-item>
        </FormSection>
      </el-form>
      <template #footer>
        <div class="drawer-footer">
          <el-button :disabled="saving" @click="editorOpen = false">取消</el-button>
          <el-button type="primary" :loading="saving" :disabled="editorLoading" @click="saveFeeItem"><Save :size="16" />保存费用项目</el-button>
        </div>
      </template>
    </AppDrawer>

    <AppDialog
      v-model="statusOpen"
      :title="statusTarget?.status === 'ACTIVE' ? '停用费用项目' : '启用费用项目'"
      :confirm-text="statusTarget?.status === 'ACTIVE' ? '确认停用' : '确认启用'"
      :confirm-type="statusTarget?.status === 'ACTIVE' ? 'warning' : 'success'"
      :confirm-loading="statusSaving"
      @confirm="confirmStatusChange"
    >
      <p class="delete-message">
        确定{{ statusTarget?.status === 'ACTIVE' ? '停用' : '启用' }}“<strong>{{ statusTarget?.feeTypeName }}</strong>”吗？
        <template v-if="statusTarget?.status === 'ACTIVE'">停用后该项目不能再用于新的费用记录。</template>
      </p>
    </AppDialog>

    <AppDialog
      v-model="deleteOpen"
      title="删除费用项目"
      confirm-text="确认删除"
      confirm-type="danger"
      :confirm-loading="deleting"
      @confirm="confirmDelete"
    >
      <p class="delete-message">确定删除“<strong>{{ deleteTarget?.feeTypeName }}</strong>”吗？删除后无法恢复；已被业务单据使用的项目将由服务端拒绝删除。</p>
    </AppDialog>
  </AdminPage>
</template>

<style scoped>
.fee-items-page { min-width: 0; }
.fee-item-name { display: flex; min-width: 0; flex-direction: column; gap: 4px; }
.fee-item-name strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fee-item-name small { color: var(--cc-muted); font-size: 11px; }
.description-cell { display: -webkit-box; overflow: hidden; line-height: 1.5; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.direction-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 12px; }
.direction-grid fieldset { min-width: 0; margin: 0; padding: 12px; border: 1px solid var(--el-border-color); border-radius: 6px; }
.direction-grid legend { padding: 0 5px; color: var(--el-text-color-secondary); font-size: 13px; }
.delete-message { margin: 0; color: var(--el-text-color-regular); line-height: 1.7; overflow-wrap: anywhere; }
@media (max-width: 720px) {
  .direction-grid, .form-grid.two-cols { grid-template-columns: 1fr; }
  .table-actions { flex-wrap: wrap; }
}
</style>