后台系统配置列表现在只返回当前真实使用的配置项

frontend/src/utils/systemConfigOptions.ts

@@ -0,0 +1,65 @@
+export interface SystemConfigOption {
+  label: string
+  value: string
+}
+
+const shortTimeoutOptions: SystemConfigOption[] = [
+  { label: '不限时', value: '0' },
+  { label: '5 分钟', value: '5' },
+  { label: '10 分钟', value: '10' },
+  { label: '15 分钟', value: '15' },
+  { label: '30 分钟', value: '30' },
+  { label: '45 分钟', value: '45' },
+  { label: '60 分钟', value: '60' },
+  { label: '90 分钟', value: '90' },
+  { label: '120 分钟', value: '120' },
+]
+
+const longTimeoutOptions: SystemConfigOption[] = [
+  { label: '不限时', value: '0' },
+  { label: '30 分钟', value: '30' },
+  { label: '60 分钟', value: '60' },
+  { label: '120 分钟', value: '120' },
+  { label: '180 分钟', value: '180' },
+  { label: '240 分钟', value: '240' },
+  { label: '360 分钟', value: '360' },
+  { label: '12 小时', value: '720' },
+  { label: '24 小时', value: '1440' },
+  { label: '48 小时', value: '2880' },
+]
+
+const booleanOptions: SystemConfigOption[] = [
+  { label: '开启', value: 'true' },
+  { label: '关闭', value: 'false' },
+]
+
+export const systemConfigSelectOptions: Record<string, SystemConfigOption[]> = {
+  'handoff.owner_submit_timeout_minutes': shortTimeoutOptions,
+  'handoff.renter_confirm_timeout_minutes': shortTimeoutOptions,
+  'handoff.owner_return_confirm_timeout_minutes': longTimeoutOptions,
+  'order.pending_payment_timeout_minutes': shortTimeoutOptions,
+  'order.return_overdue_grace_minutes': [
+    { label: '无宽限', value: '0' },
+    { label: '5 分钟', value: '5' },
+    { label: '10 分钟', value: '10' },
+    { label: '15 分钟', value: '15' },
+    { label: '30 分钟', value: '30' },
+    { label: '60 分钟', value: '60' },
+    { label: '120 分钟', value: '120' },
+  ],
+  'listing.review_required': booleanOptions,
+  'chat.default_support_admin_id': [
+    { label: '管理员 ID 1', value: '1' },
+    { label: '管理员 ID 2', value: '2' },
+    { label: '管理员 ID 3', value: '3' },
+  ],
+}
+
+export function getSystemConfigSelectOptions(key: string) {
+  return systemConfigSelectOptions[key] || null
+}
+
+export function formatSystemConfigSelectValue(key: string, value: string) {
+  const option = getSystemConfigSelectOptions(key)?.find((item) => item.value === value)
+  return option?.label || null
+}

frontend/src/views/admin/AdminSystemConfigsView.vue

@@ -18,6 +18,7 @@ import {
 import { fetchSystemConfigs, type SystemConfig } from '@/api/systemConfigs'
 import { formatDateTime } from '@/utils/time'
 import { safeParseJSON } from '@/utils/json'
+import { formatSystemConfigSelectValue } from '@/utils/systemConfigOptions'
 
 // 导入重构后的 Dialog 子组件
 import PublishOptionsDialog from './components/PublishOptionsDialog.vue'
@@ -154,6 +155,10 @@ function formatConfigValue(row: SystemConfig) {
   if (trimmed.startsWith('{') || trimmed.startsWith('[')) {
     return 'JSON 配置'
   }
+  const selectedLabel = formatSystemConfigSelectValue(row.key, row.value)
+  if (selectedLabel) {
+    return selectedLabel
+  }
   return row.value
 }
 </script>

frontend/src/views/admin/components/GeneralConfigDialog.vue

@@ -3,6 +3,7 @@ import { ElMessage } from 'element-plus'
 import { computed, ref, watch } from 'vue'
 
 import { updateSystemConfig, type SystemConfig } from '@/api/systemConfigs'
+import { getSystemConfigSelectOptions, type SystemConfigOption } from '@/utils/systemConfigOptions'
 
 const props = defineProps<{
   modelValue: boolean
@@ -34,6 +35,15 @@ const isStructuredConfig = computed(() => {
   return trimmed.startsWith('{') || trimmed.startsWith('[')
 })
 
+const selectOptions = computed<SystemConfigOption[] | null>(() => {
+  const options = getSystemConfigSelectOptions(props.config.key)
+  if (!options) return null
+  if (!value.value || options.some((item) => item.value === value.value)) {
+    return options
+  }
+  return [{ label: `当前值：${value.value}`, value: value.value }, ...options]
+})
+
 async function handleSave() {
   submitting.value = true
   try {
@@ -73,6 +83,16 @@ function readError(error: unknown, fallback: string) {
       <el-form-item v-if="isStructuredConfig" label="配置值 (JSON)" class="full-control">
         <el-input v-model="value" type="textarea" :rows="12" placeholder="配置值 JSON" />
       </el-form-item>
+      <el-form-item v-else-if="selectOptions" label="配置值" class="full-control">
+        <el-select v-model="value" class="full-select" placeholder="请选择配置值">
+          <el-option
+            v-for="option in selectOptions"
+            :key="option.value"
+            :label="option.label"
+            :value="option.value"
+          />
+        </el-select>
+      </el-form-item>
       <el-form-item v-else label="配置值" class="full-control">
         <el-input v-model="value" placeholder="配置值" />
       </el-form-item>
@@ -103,6 +123,10 @@ function readError(error: unknown, fallback: string) {
   width: 100%;
 }
 
+.full-select {
+  width: 100%;
+}
+
 .desc-item {
   margin-top: 14px;
   margin-bottom: 0;