后台系统配置列表现在只返回当前真实使用的配置项

backend/internal/jobs/ordertimeout/job.go

@@ -110,7 +110,7 @@ func (j *Job) loadThresholds(ctx context.Context) (thresholds, error) {
 	}
 	for _, row := range rows {
 		value, err := strconv.Atoi(row.Value)
-		if err != nil || value <= 0 {
+		if err != nil || value < 0 {
 			continue
 		}
 		switch row.Key {
@@ -130,6 +130,9 @@ func (j *Job) loadThresholds(ctx context.Context) (thresholds, error) {
 }
 
 func (j *Job) handlePendingPaymentTimeout(ctx context.Context, now time.Time, cfg thresholds) (int, error) {
+	if cfg.PendingPaymentTimeoutMinutes <= 0 {
+		return 0, nil
+	}
 	var rows []model.RentalOrder
 	err := j.db.WithContext(ctx).
 		Where("status = ? AND created_at <= ?", "pending_payment", now.Add(-time.Duration(cfg.PendingPaymentTimeoutMinutes)*time.Minute)).
@@ -189,6 +192,9 @@ func (j *Job) handlePendingPaymentTimeout(ctx context.Context, now time.Time, cf
 }
 
 func (j *Job) handleOwnerSubmitTimeout(ctx context.Context, now time.Time, cfg thresholds) (int, error) {
+	if cfg.OwnerSubmitTimeoutMinutes <= 0 {
+		return 0, nil
+	}
 	var rows []model.RentalOrder
 	err := j.db.WithContext(ctx).
 		Where("status = ? AND handoff_status = ? AND created_at <= ?", "pending_handoff", "pending_owner", now.Add(-time.Duration(cfg.OwnerSubmitTimeoutMinutes)*time.Minute)).
@@ -237,6 +243,9 @@ func (j *Job) handleOwnerSubmitTimeout(ctx context.Context, now time.Time, cfg t
 }
 
 func (j *Job) handleRenterConfirmTimeout(ctx context.Context, now time.Time, cfg thresholds) (int, error) {
+	if cfg.RenterConfirmTimeoutMinutes <= 0 {
+		return 0, nil
+	}
 	var rows []model.RentalOrder
 	err := j.db.WithContext(ctx).
 		Where("status = ? AND handoff_status = ?", "pending_handoff", "pending_renter_confirm").
@@ -345,6 +354,9 @@ func (j *Job) handleReturnOverdue(ctx context.Context, now time.Time, cfg thresh
 }
 
 func (j *Job) handleOwnerReturnConfirmTimeout(ctx context.Context, now time.Time, cfg thresholds) (int, error) {
+	if cfg.OwnerReturnConfirmTimeoutMinutes <= 0 {
+		return 0, nil
+	}
 	var rows []model.RentalOrder
 	err := j.db.WithContext(ctx).
 		Where("status = ? AND handoff_status = ? AND updated_at <= ?", "pending_checkout_confirm", "pending_owner_checkout", now.Add(-time.Duration(cfg.OwnerReturnConfirmTimeoutMinutes)*time.Minute)).

backend/internal/modules/order/repository.go

@@ -195,7 +195,7 @@ func (r *Repository) Pay(userID uint64, orderID uint64) error {
 			return ErrOrderCannotPay
 		}
 		timeoutMinutes := pendingPaymentTimeoutMinutes(tx)
-		if order.CreatedAt.Before(time.Now().Add(-time.Duration(timeoutMinutes) * time.Minute)) {
+		if timeoutMinutes > 0 && order.CreatedAt.Before(time.Now().Add(-time.Duration(timeoutMinutes)*time.Minute)) {
 			return ErrOrderCannotPay
 		}
 
@@ -1029,7 +1029,7 @@ func pendingPaymentTimeoutMinutes(tx *gorm.DB) int {
 		return defaultPendingPaymentTimeoutMinutes
 	}
 	value, err := strconv.Atoi(row.Value)
-	if err != nil || value <= 0 {
+	if err != nil || value < 0 {
 		return defaultPendingPaymentTimeoutMinutes
 	}
 	return value

backend/internal/modules/systemconfig/repository.go

@@ -33,21 +33,30 @@ var defaultConfigs = []defaultConfig{
 	{Key: "handoff.owner_return_confirm_timeout_minutes", Value: "120", Description: "号主待确认结账超时分钟数"},
 	{Key: "order.pending_payment_timeout_minutes", Value: "15", Description: "订单待支付超时取消分钟数"},
 	{Key: "order.return_overdue_grace_minutes", Value: "10", Description: "预计截止后结账宽限分钟数"},
-	{Key: "deposit.min_amount", Value: "50", Description: "发布租号最低押金"},
 	{Key: "listing.review_required", Value: "false", Description: "发布账号是否需要后台人工审核"},
-	{Key: "risk.sms_limit_per_phone_hour", Value: "5", Description: "单手机号每小时短信验证码次数"},
-	{Key: "risk.sms_limit_per_ip_hour", Value: "20", Description: "单 IP 每小时短信验证码次数"},
-	{Key: "realname.required_for_order", Value: "false", Description: "下单是否必须完成实名认证"},
-	{Key: "settlement.platform_fee_rate", Value: "0.00", Description: "平台抽成比例"},
-	{Key: "settlement.owner_cycle_days", Value: "0", Description: "号主结算周期天数"},
-	{Key: "withdraw.min_amount", Value: "100", Description: "提现最低金额预留"},
 	{Key: "chat.default_support_admin_id", Value: "1", Description: "订单群聊回退客服 ID（仅当无可用客服时使用）"},
+	{Key: "chat.auto_welcome_message", Value: "欢迎加入订单群聊！如有任何问题，请随时沟通。", Description: "建群后自动发送的欢迎话术"},
 	{Key: homeAnnouncementsConfigKey, Value: defaultHomeAnnouncementsConfigValue(), Description: "移动端首页公告 JSON 数组"},
 	{Key: homeBannersConfigKey, Value: defaultHomeBannersConfigValue(), Description: "移动端首页轮播图 JSON 数组"},
 	{Key: publishOptionsConfigKey, Value: defaultPublishOptionsConfigValue(), Description: "发布页选项配置 JSON"},
 	{Key: salePriceConfigKey, Value: defaultSalePriceConfigValue(), Description: "内部出售定价规则 JSON"},
 }
 
+var adminVisibleConfigKeys = []string{
+	"chat.auto_welcome_message",
+	"chat.default_support_admin_id",
+	"handoff.owner_return_confirm_timeout_minutes",
+	"handoff.owner_submit_timeout_minutes",
+	"handoff.renter_confirm_timeout_minutes",
+	"listing.publish_options",
+	"listing.review_required",
+	"listing.sale_price_config",
+	"mobile.home_announcements",
+	"mobile.home_banners",
+	"order.pending_payment_timeout_minutes",
+	"order.return_overdue_grace_minutes",
+}
+
 func NewRepository(db *gorm.DB) *Repository {
 	return &Repository{db: db}
 }
@@ -57,7 +66,7 @@ func (r *Repository) List() ([]ConfigDTO, error) {
 		return nil, err
 	}
 	var rows []model.SystemConfig
-	if err := r.db.Order("`key` ASC").Find(&rows).Error; err != nil {
+	if err := r.db.Where("`key` IN ?", adminVisibleConfigKeys).Order("`key` ASC").Find(&rows).Error; err != nil {
 		return nil, err
 	}
 	items := make([]ConfigDTO, 0, len(rows))

backend/migrations/000002_seed.sql

@@ -93,12 +93,6 @@ WHERE au.username IN ('kf1', 'kf2') AND r.code = 'cs';
 -- -------------------------------------------
 
 INSERT INTO system_configs (`key`, `value`, description) VALUES
-('order.handoff_timeout_minutes', '60', '交接超时时间（分钟）'),
-('order.return_timeout_minutes', '1440', '归还超时时间（分钟）'),
-('sms.rate_limit_per_minute', '1', '短信限流：每分钟最多发送次数'),
-('sms.rate_limit_per_hour', '5', '短信限流：每小时最多发送次数'),
-('wallet.min_deposit', '50', '最低押金金额'),
-('platform.fee_ratio', '0.1', '平台抽成比例'),
 ('listing.review_required', 'true', '商品是否需要审核'),
 ('order.pending_payment_timeout_minutes', '15', '待支付超时时间（分钟）'),
 ('chat.default_support_admin_id', '1', '订单群聊回退客服 ID（仅当无可用客服时使用）'),

backend/migrations/000003_cleanup_unused_system_configs.sql

@@ -0,0 +1,17 @@
+-- 清理未接入业务逻辑的历史/预留系统配置，避免后台配置列表产生误解。
+DELETE FROM system_configs
+WHERE `key` IN (
+  'deposit.min_amount',
+  'platform.fee_ratio',
+  'realname.required_for_order',
+  'risk.sms_limit_per_ip_hour',
+  'risk.sms_limit_per_phone_hour',
+  'settlement.owner_cycle_days',
+  'settlement.platform_fee_rate',
+  'sms.rate_limit_per_hour',
+  'sms.rate_limit_per_minute',
+  'wallet.min_deposit',
+  'withdraw.min_amount',
+  'order.handoff_timeout_minutes',
+  'order.return_timeout_minutes'
+);

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;