feat: add affiliate invite rebate flow and admin rebate-rate setting

backend/migrations/130_add_user_affiliates.sql

+CREATE TABLE IF NOT EXISTS user_affiliates (
+    user_id BIGINT PRIMARY KEY REFERENCES users(id) ON DELETE CASCADE,
+    aff_code VARCHAR(32) NOT NULL UNIQUE,
+    inviter_id BIGINT NULL REFERENCES users(id) ON DELETE SET NULL,
+    aff_count INTEGER NOT NULL DEFAULT 0,
+    aff_quota DECIMAL(20,8) NOT NULL DEFAULT 0,
+    aff_history_quota DECIMAL(20,8) NOT NULL DEFAULT 0,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_user_affiliates_inviter_id ON user_affiliates(inviter_id);
+CREATE INDEX IF NOT EXISTS idx_user_affiliates_aff_quota ON user_affiliates(aff_quota);
+
+COMMENT ON TABLE user_affiliates IS '用户邀请返利信息';
+COMMENT ON COLUMN user_affiliates.aff_code IS '用户邀请代码';
+COMMENT ON COLUMN user_affiliates.inviter_id IS '邀请人用户ID';
+COMMENT ON COLUMN user_affiliates.aff_count IS '累计邀请人数';
+COMMENT ON COLUMN user_affiliates.aff_quota IS '当前可提取返利金额';
+COMMENT ON COLUMN user_affiliates.aff_history_quota IS '累计返利历史金额';

backend/migrations/131_affiliate_rebate_hardening.sql

+-- 1) Normalize historical affiliate rebate rate values.
+-- Legacy compatibility treated 0<x<=1 as fractional inputs (e.g. 0.2 => 20%).
+-- We now use pure percentage semantics, so convert persisted fractional values once.
+UPDATE settings
+SET value = to_char((value::numeric * 100), 'FM999999990.########'),
+    updated_at = NOW()
+WHERE key = 'affiliate_rebate_rate'
+  AND value ~ '^-?[0-9]+(\\.[0-9]+)?$'
+  AND value::numeric > 0
+  AND value::numeric <= 1;
+
+-- 2) Affiliate ledger for accrual/transfer traceability.
+CREATE TABLE IF NOT EXISTS user_affiliate_ledger (
+    id BIGSERIAL PRIMARY KEY,
+    user_id BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    action VARCHAR(32) NOT NULL,
+    amount DECIMAL(20,8) NOT NULL,
+    source_user_id BIGINT NULL REFERENCES users(id) ON DELETE SET NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_user_affiliate_ledger_user_id ON user_affiliate_ledger(user_id);
+CREATE INDEX IF NOT EXISTS idx_user_affiliate_ledger_action ON user_affiliate_ledger(action);
+
+COMMENT ON TABLE user_affiliate_ledger IS '邀请返利资金流水（累计/转入）';
+COMMENT ON COLUMN user_affiliate_ledger.action IS 'accrue|transfer';
+
+-- 3) Enforce idempotency at DB layer for payment audit actions.
+WITH ranked AS (
+    SELECT id,
+           ROW_NUMBER() OVER (PARTITION BY order_id, action ORDER BY id) AS rn
+    FROM payment_audit_logs
+)
+DELETE FROM payment_audit_logs p
+USING ranked r
+WHERE p.id = r.id
+  AND r.rn > 1;
+
+CREATE UNIQUE INDEX IF NOT EXISTS idx_payment_audit_logs_order_action_uniq
+ON payment_audit_logs(order_id, action);
+
+-- 4) Prevent retroactive affiliate rebate issuance for legacy completed balance orders.
+INSERT INTO payment_audit_logs (order_id, action, detail, operator, created_at)
+SELECT po.id::text,
+       'AFFILIATE_REBATE_SKIPPED',
+       '{"reason":"baseline before affiliate rebate idempotency rollout"}',
+       'system',
+       NOW()
+FROM payment_orders po
+WHERE po.order_type = 'balance'
+  AND po.status = 'COMPLETED'
+  AND NOT EXISTS (
+      SELECT 1
+      FROM payment_audit_logs pal
+      WHERE pal.order_id = po.id::text
+        AND pal.action IN ('AFFILIATE_REBATE_APPLIED', 'AFFILIATE_REBATE_SKIPPED')
+  );

frontend/src/api/admin/settings.ts

@@ -308,6 +308,7 @@ export interface SystemSettings {
   totp_encryption_key_configured: boolean; // TOTP 加密密钥是否已配置
   // Default settings
   default_balance: number;
+  affiliate_rebate_rate: number;
   default_concurrency: number;
   default_user_rpm_limit: number;
   default_subscriptions: DefaultSubscriptionSetting[];
@@ -489,6 +490,7 @@ export interface UpdateSettingsRequest {
   invitation_code_enabled?: boolean;
   totp_enabled?: boolean; // TOTP 双因素认证
   default_balance?: number;
+  affiliate_rebate_rate?: number;
   default_concurrency?: number;
   default_user_rpm_limit?: number;
   default_subscriptions?: DefaultSubscriptionSetting[];

frontend/src/api/user.ts

@@ -9,7 +9,14 @@ import {
   prepareOAuthBindAccessTokenCookie,
   type WeChatOAuthPublicSettings,
 } from './auth'
-import type { User, ChangePasswordRequest, NotifyEmailEntry, UserAuthProvider } from '@/types'
+import type {
+  User,
+  ChangePasswordRequest,
+  NotifyEmailEntry,
+  UserAuthProvider,
+  UserAffiliateDetail,
+  AffiliateTransferResponse
+} from '@/types'
 
 /**
  * Get current user profile
@@ -168,6 +175,16 @@ export async function startOAuthBinding(
   window.location.href = startURL
 }
 
+export async function getAffiliateDetail(): Promise<UserAffiliateDetail> {
+  const { data } = await apiClient.get<UserAffiliateDetail>('/user/aff')
+  return data
+}
+
+export async function transferAffiliateQuota(): Promise<AffiliateTransferResponse> {
+  const { data } = await apiClient.post<AffiliateTransferResponse>('/user/aff/transfer')
+  return data
+}
+
 export const userAPI = {
   getProfile,
   updateProfile,
@@ -180,7 +197,9 @@ export const userAPI = {
   bindEmailIdentity,
   unbindAuthIdentity,
   buildOAuthBindingStartURL,
-  startOAuthBinding
+  startOAuthBinding,
+  getAffiliateDetail,
+  transferAffiliateQuota
 }
 
 export default userAPI

frontend/src/components/layout/AppSidebar.vue

@@ -656,6 +656,7 @@ function buildSelfNavItems(withDashboard: boolean): NavItem[] {
     { path: '/purchase', label: t('nav.buySubscription'), icon: RechargeSubscriptionIcon, hideInSimpleMode: true, featureFlag: flagPayment },
     { path: '/orders', label: t('nav.myOrders'), icon: OrderListIcon, hideInSimpleMode: true, featureFlag: flagPayment },
     { path: '/redeem', label: t('nav.redeem'), icon: GiftIcon, hideInSimpleMode: true },
+    { path: '/affiliate', label: t('nav.affiliate'), icon: UsersIcon, hideInSimpleMode: true },
     { path: '/profile', label: t('nav.profile'), icon: UserIcon },
     ...customMenuItemsForUser.value.map((item): NavItem => ({
       path: `/custom/${item.id}`,

frontend/src/i18n/locales/en.ts

@@ -346,6 +346,7 @@ export default {
     apiKeys: 'API Keys',
     usage: 'Usage',
     redeem: 'Redeem',
+    affiliate: 'Affiliate Rebates',
     profile: 'Profile',
     users: 'Users',
     groups: 'Groups',
@@ -972,6 +973,47 @@ export default {
     }
   },
 
+  affiliate: {
+    title: 'Affiliate Rebates',
+    description: 'Invite new users and convert your rebate quota into account balance',
+    yourCode: 'Your Affiliate Code',
+    inviteLink: 'Invite Link',
+    copyCode: 'Copy Code',
+    copyLink: 'Copy Link',
+    codeCopied: 'Affiliate code copied',
+    linkCopied: 'Invite link copied',
+    loadFailed: 'Failed to load affiliate data',
+    transferFailed: 'Failed to transfer affiliate quota',
+    stats: {
+      invitedUsers: 'Invited Users',
+      availableQuota: 'Available Rebate Quota',
+      totalQuota: 'Historical Rebate Quota'
+    },
+    transfer: {
+      title: 'Transfer Rebate Quota',
+      description: 'Move available rebate quota into your account balance',
+      button: 'Transfer to Balance',
+      transferring: 'Transferring...',
+      empty: 'No available rebate quota',
+      success: '{amount} has been transferred to your balance'
+    },
+    invitees: {
+      title: 'Invited Users',
+      empty: 'No invited users yet',
+      columns: {
+        email: 'Email',
+        username: 'Username',
+        joinedAt: 'Joined At'
+      }
+    },
+    tips: {
+      title: 'How It Works',
+      line1: 'Share your affiliate code or invite link with new users.',
+      line2: 'When invitees recharge, you receive rebate quota based on the configured rate.',
+      line3: 'Transfer rebate quota to balance at any time.'
+    }
+  },
+
   // Redeem
   redeem: {
     title: 'Redeem Code',
@@ -4837,6 +4879,9 @@ export default {
         description: 'Default values for new users',
         defaultBalance: 'Default Balance',
         defaultBalanceHint: 'Initial balance for new users',
+        affiliateRebateRate: 'Affiliate Rebate Rate',
+        affiliateRebateRateHint:
+          'Rebate percentage credited to inviter after recharge (0-100%, e.g. 10 means 10%)',
         defaultConcurrency: 'Default Concurrency',
         defaultConcurrencyHint: 'Maximum concurrent requests for new users',
         defaultUserRpmLimit: 'Default User RPM Limit',

frontend/src/i18n/locales/zh.ts

@@ -346,6 +346,7 @@ export default {
     apiKeys: 'API 密钥',
     usage: '使用记录',
     redeem: '兑换',
+    affiliate: '邀请返利',
     profile: '个人资料',
     users: '用户管理',
     groups: '分组管理',
@@ -976,6 +977,47 @@ export default {
     }
   },
 
+  affiliate: {
+    title: '邀请返利',
+    description: '邀请新用户注册，并将返利额度转入账户余额',
+    yourCode: '我的邀请码',
+    inviteLink: '邀请链接',
+    copyCode: '复制邀请码',
+    copyLink: '复制链接',
+    codeCopied: '邀请码已复制',
+    linkCopied: '邀请链接已复制',
+    loadFailed: '加载邀请返利数据失败',
+    transferFailed: '转入余额失败',
+    stats: {
+      invitedUsers: '邀请人数',
+      availableQuota: '可转返利额度',
+      totalQuota: '历史返利额度'
+    },
+    transfer: {
+      title: '返利额度转余额',
+      description: '将当前可用返利额度一键转入账户余额',
+      button: '转入余额',
+      transferring: '转入中...',
+      empty: '当前没有可转入额度',
+      success: '已转入余额：{amount}'
+    },
+    invitees: {
+      title: '已邀请用户',
+      empty: '暂无邀请记录',
+      columns: {
+        email: '邮箱',
+        username: '用户名',
+        joinedAt: '注册时间'
+      }
+    },
+    tips: {
+      title: '使用说明',
+      line1: '将邀请码或邀请链接分享给新用户。',
+      line2: '被邀请用户充值后，你可获得对应比例的返利额度。',
+      line3: '返利额度可随时转入账户余额。'
+    }
+  },
+
   // Redeem
   redeem: {
     title: '兑换码',
@@ -5000,6 +5042,8 @@ export default {
         description: '新用户的默认值',
         defaultBalance: '默认余额',
         defaultBalanceHint: '新用户的初始余额',
+        affiliateRebateRate: '邀请返利比例',
+        affiliateRebateRateHint: '充值后返给邀请人的比例（0-100%，例如填写 10 表示返利 10%）',
         defaultConcurrency: '默认并发数',
         defaultConcurrencyHint: '新用户的最大并发请求数',
         defaultUserRpmLimit: '默认用户 RPM 限制',

frontend/src/router/index.ts

@@ -197,6 +197,18 @@ const routes: RouteRecordRaw[] = [
       descriptionKey: 'redeem.description'
     }
   },
+  {
+    path: '/affiliate',
+    name: 'Affiliate',
+    component: () => import('@/views/user/AffiliateView.vue'),
+    meta: {
+      requiresAuth: true,
+      requiresAdmin: false,
+      title: 'Affiliate',
+      titleKey: 'affiliate.title',
+      descriptionKey: 'affiliate.description'
+    }
+  },
   {
     path: '/available-channels',
     name: 'UserAvailableChannels',

frontend/src/types/index.ts

@@ -122,6 +122,29 @@ export interface RegisterRequest {
   turnstile_token?: string
   promo_code?: string
   invitation_code?: string
+  aff_code?: string
+}
+
+export interface AffiliateInvitee {
+  user_id: number
+  email: string
+  username: string
+  created_at?: string
+}
+
+export interface UserAffiliateDetail {
+  user_id: number
+  aff_code: string
+  inviter_id?: number | null
+  aff_count: number
+  aff_quota: number
+  aff_history_quota: number
+  invitees: AffiliateInvitee[]
+}
+
+export interface AffiliateTransferResponse {
+  transferred_quota: number
+  balance: number
 }
 
 export interface SendVerifyCodeRequest {

frontend/src/views/admin/SettingsView.vue

@@ -2153,6 +2153,31 @@
                     {{ t("admin.settings.defaults.defaultBalanceHint") }}
                   </p>
                 </div>
+                <div>
+                  <label
+                    class="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300"
+                  >
+                    {{ t("admin.settings.defaults.affiliateRebateRate") }}
+                  </label>
+                  <div class="relative">
+                    <input
+                      v-model.number="form.affiliate_rebate_rate"
+                      type="number"
+                      step="0.01"
+                      min="0"
+                      max="100"
+                      class="input pr-8"
+                      placeholder="20"
+                    />
+                    <span
+                      class="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2 text-gray-400"
+                      >%</span
+                    >
+                  </div>
+                  <p class="mt-1.5 text-xs text-gray-500 dark:text-gray-400">
+                    {{ t("admin.settings.defaults.affiliateRebateRateHint") }}
+                  </p>
+                </div>
                 <div>
                   <label
                     class="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300"
@@ -4972,6 +4997,7 @@ const form = reactive<SettingsForm>({
   totp_enabled: false,
   totp_encryption_key_configured: false,
   default_balance: 0,
+  affiliate_rebate_rate: 20,
   default_concurrency: 1,
   default_subscriptions: [],
   force_email_on_third_party_signup: false,
@@ -5894,6 +5920,10 @@ async function saveSettings() {
       password_reset_enabled: form.password_reset_enabled,
       totp_enabled: form.totp_enabled,
       default_balance: form.default_balance,
+      affiliate_rebate_rate: Math.min(
+        100,
+        Math.max(0, Number(form.affiliate_rebate_rate) || 0),
+      ),
       default_concurrency: form.default_concurrency,
       default_subscriptions: normalizedDefaultSubscriptions,
       force_email_on_third_party_signup: form.force_email_on_third_party_signup,

frontend/src/views/auth/EmailVerifyView.vue

@@ -209,6 +209,7 @@ const password = ref<string>('')
 const initialTurnstileToken = ref<string>('')
 const promoCode = ref<string>('')
 const invitationCode = ref<string>('')
+const affCode = ref<string>('')
 const pendingAuthToken = ref<string>('')
 const pendingAuthTokenField = ref<PendingAuthTokenField>('pending_auth_token')
 const pendingProvider = ref<string>('')
@@ -260,6 +261,7 @@ onMounted(async () => {
       initialTurnstileToken.value = registerData.turnstile_token || ''
       promoCode.value = registerData.promo_code || ''
       invitationCode.value = registerData.invitation_code || ''
+      affCode.value = registerData.aff_code || ''
       pendingAuthToken.value = registerData.pending_auth_token || activePendingSession?.token || ''
       pendingAuthTokenField.value = registerData.pending_auth_token_field || activePendingSession?.token_field || 'pending_auth_token'
       pendingProvider.value = registerData.pending_provider || activePendingSession?.provider || ''
@@ -524,7 +526,8 @@ async function handleVerify(): Promise<void> {
         verify_code: verifyCode.value.trim(),
         turnstile_token: initialTurnstileToken.value || undefined,
         promo_code: promoCode.value || undefined,
-        invitation_code: invitationCode.value || undefined
+        invitation_code: invitationCode.value || undefined,
+        ...(affCode.value ? { aff_code: affCode.value } : {})
       })
     }
 

frontend/src/views/auth/RegisterView.vue

@@ -351,7 +351,8 @@ const formData = reactive({
   email: '',
   password: '',
   promo_code: '',
-  invitation_code: ''
+  invitation_code: '',
+  aff_code: ''
 })
 
 const errors = reactive({
@@ -406,6 +407,10 @@ onMounted(async () => {
         await validatePromoCodeDebounced(promoParam)
       }
     }
+    const affParam = (route.query.aff as string) || (route.query.aff_code as string)
+    if (affParam) {
+      formData.aff_code = affParam.trim()
+    }
   } catch (error) {
     console.error('Failed to load public settings:', error)
   } finally {
@@ -707,7 +712,8 @@ async function handleRegister(): Promise<void> {
           password: formData.password,
           turnstile_token: turnstileToken.value,
           promo_code: formData.promo_code || undefined,
-          invitation_code: formData.invitation_code || undefined
+          invitation_code: formData.invitation_code || undefined,
+          ...(formData.aff_code ? { aff_code: formData.aff_code } : {})
         })
       )
 
@@ -722,7 +728,8 @@ async function handleRegister(): Promise<void> {
       password: formData.password,
       turnstile_token: turnstileEnabled.value ? turnstileToken.value : undefined,
       promo_code: formData.promo_code || undefined,
-      invitation_code: formData.invitation_code || undefined
+      invitation_code: formData.invitation_code || undefined,
+      ...(formData.aff_code ? { aff_code: formData.aff_code } : {})
     })
 
     // Show success toast

frontend/src/views/user/AffiliateView.vue

+<template>
+  <AppLayout>
+    <div class="space-y-6">
+      <div v-if="loading" class="flex justify-center py-12">
+        <div
+          class="h-8 w-8 animate-spin rounded-full border-2 border-primary-500 border-t-transparent"
+        ></div>
+      </div>
+
+      <template v-else-if="detail">
+        <div class="grid gap-4 md:grid-cols-3">
+          <div class="card p-5">
+            <p class="text-sm text-gray-500 dark:text-dark-400">{{ t('affiliate.stats.invitedUsers') }}</p>
+            <p class="mt-2 text-2xl font-semibold text-gray-900 dark:text-white">
+              {{ formatCount(detail.aff_count) }}
+            </p>
+          </div>
+          <div class="card p-5">
+            <p class="text-sm text-gray-500 dark:text-dark-400">{{ t('affiliate.stats.availableQuota') }}</p>
+            <p class="mt-2 text-2xl font-semibold text-emerald-600 dark:text-emerald-400">
+              {{ formatCurrency(detail.aff_quota) }}
+            </p>
+          </div>
+          <div class="card p-5">
+            <p class="text-sm text-gray-500 dark:text-dark-400">{{ t('affiliate.stats.totalQuota') }}</p>
+            <p class="mt-2 text-2xl font-semibold text-gray-900 dark:text-white">
+              {{ formatCurrency(detail.aff_history_quota) }}
+            </p>
+          </div>
+        </div>
+
+        <div class="card p-6">
+          <h3 class="text-base font-semibold text-gray-900 dark:text-white">{{ t('affiliate.title') }}</h3>
+          <p class="mt-1 text-sm text-gray-500 dark:text-dark-400">{{ t('affiliate.description') }}</p>
+
+          <div class="mt-5 grid gap-4 md:grid-cols-2">
+            <div class="space-y-2">
+              <p class="text-sm font-medium text-gray-700 dark:text-gray-300">{{ t('affiliate.yourCode') }}</p>
+              <div class="flex items-center gap-2 rounded-xl border border-gray-200 bg-gray-50 px-3 py-2 dark:border-dark-700 dark:bg-dark-900">
+                <code class="flex-1 truncate text-sm font-semibold text-gray-900 dark:text-white">{{ detail.aff_code }}</code>
+                <button class="btn btn-secondary btn-sm" @click="copyCode">
+                  <Icon name="copy" size="sm" />
+                  <span>{{ t('affiliate.copyCode') }}</span>
+                </button>
+              </div>
+            </div>
+
+            <div class="space-y-2">
+              <p class="text-sm font-medium text-gray-700 dark:text-gray-300">{{ t('affiliate.inviteLink') }}</p>
+              <div class="flex items-center gap-2 rounded-xl border border-gray-200 bg-gray-50 px-3 py-2 dark:border-dark-700 dark:bg-dark-900">
+                <code class="flex-1 truncate text-sm text-gray-700 dark:text-gray-300">{{ inviteLink }}</code>
+                <button class="btn btn-secondary btn-sm" @click="copyInviteLink">
+                  <Icon name="copy" size="sm" />
+                  <span>{{ t('affiliate.copyLink') }}</span>
+                </button>
+              </div>
+            </div>
+          </div>
+
+          <div class="mt-5 rounded-xl border border-primary-200 bg-primary-50 p-4 dark:border-primary-900/40 dark:bg-primary-900/20">
+            <p class="text-sm font-medium text-primary-800 dark:text-primary-200">{{ t('affiliate.tips.title') }}</p>
+            <ul class="mt-2 space-y-1 text-sm text-primary-700 dark:text-primary-300">
+              <li>1. {{ t('affiliate.tips.line1') }}</li>
+              <li>2. {{ t('affiliate.tips.line2') }}</li>
+              <li>3. {{ t('affiliate.tips.line3') }}</li>
+            </ul>
+          </div>
+        </div>
+
+        <div class="card p-6">
+          <div class="flex flex-col gap-3 sm:flex-row sm:items-center sm:justify-between">
+            <div>
+              <h3 class="text-base font-semibold text-gray-900 dark:text-white">{{ t('affiliate.transfer.title') }}</h3>
+              <p class="mt-1 text-sm text-gray-500 dark:text-dark-400">{{ t('affiliate.transfer.description') }}</p>
+            </div>
+            <button
+              class="btn btn-primary"
+              :disabled="transferring || detail.aff_quota <= 0"
+              @click="transferQuota"
+            >
+              <Icon v-if="transferring" name="refresh" size="sm" class="animate-spin" />
+              <Icon v-else name="dollar" size="sm" />
+              <span>{{ transferring ? t('affiliate.transfer.transferring') : t('affiliate.transfer.button') }}</span>
+            </button>
+          </div>
+          <p v-if="detail.aff_quota <= 0" class="mt-3 text-sm text-amber-600 dark:text-amber-400">
+            {{ t('affiliate.transfer.empty') }}
+          </p>
+        </div>
+
+        <div class="card p-6">
+          <h3 class="text-base font-semibold text-gray-900 dark:text-white">{{ t('affiliate.invitees.title') }}</h3>
+          <div v-if="detail.invitees.length === 0" class="mt-4 rounded-xl border border-dashed border-gray-300 p-6 text-center text-sm text-gray-500 dark:border-dark-700 dark:text-dark-400">
+            {{ t('affiliate.invitees.empty') }}
+          </div>
+          <div v-else class="mt-4 overflow-x-auto">
+            <table class="w-full min-w-[560px] text-left text-sm">
+              <thead>
+                <tr class="border-b border-gray-200 text-gray-500 dark:border-dark-700 dark:text-dark-400">
+                  <th class="px-3 py-2 font-medium">{{ t('affiliate.invitees.columns.email') }}</th>
+                  <th class="px-3 py-2 font-medium">{{ t('affiliate.invitees.columns.username') }}</th>
+                  <th class="px-3 py-2 font-medium">{{ t('affiliate.invitees.columns.joinedAt') }}</th>
+                </tr>
+              </thead>
+              <tbody>
+                <tr
+                  v-for="item in detail.invitees"
+                  :key="item.user_id"
+                  class="border-b border-gray-100 last:border-b-0 dark:border-dark-800"
+                >
+                  <td class="px-3 py-3 text-gray-900 dark:text-white">{{ item.email || '-' }}</td>
+                  <td class="px-3 py-3 text-gray-700 dark:text-gray-300">{{ item.username || '-' }}</td>
+                  <td class="px-3 py-3 text-gray-700 dark:text-gray-300">{{ formatDateTime(item.created_at) || '-' }}</td>
+                </tr>
+              </tbody>
+            </table>
+          </div>
+        </div>
+      </template>
+    </div>
+  </AppLayout>
+</template>
+
+<script setup lang="ts">
+import { computed, onMounted, ref } from 'vue'
+import { useI18n } from 'vue-i18n'
+import AppLayout from '@/components/layout/AppLayout.vue'
+import Icon from '@/components/icons/Icon.vue'
+import userAPI from '@/api/user'
+import type { UserAffiliateDetail } from '@/types'
+import { useAppStore } from '@/stores/app'
+import { useAuthStore } from '@/stores/auth'
+import { useClipboard } from '@/composables/useClipboard'
+import { formatCurrency, formatDateTime } from '@/utils/format'
+import { extractApiErrorMessage } from '@/utils/apiError'
+
+const { t } = useI18n()
+const appStore = useAppStore()
+const authStore = useAuthStore()
+const { copyToClipboard } = useClipboard()
+
+const loading = ref(true)
+const transferring = ref(false)
+const detail = ref<UserAffiliateDetail | null>(null)
+
+const inviteLink = computed(() => {
+  if (!detail.value) return ''
+  if (typeof window === 'undefined') return `/register?aff=${encodeURIComponent(detail.value.aff_code)}`
+  return `${window.location.origin}/register?aff=${encodeURIComponent(detail.value.aff_code)}`
+})
+
+function formatCount(value: number): string {
+  return value.toLocaleString()
+}
+
+async function loadAffiliateDetail(silent = false): Promise<void> {
+  if (!silent) {
+    loading.value = true
+  }
+  try {
+    detail.value = await userAPI.getAffiliateDetail()
+  } catch (error) {
+    appStore.showError(extractApiErrorMessage(error, t('affiliate.loadFailed')))
+  } finally {
+    if (!silent) {
+      loading.value = false
+    }
+  }
+}
+
+async function copyCode(): Promise<void> {
+  if (!detail.value?.aff_code) return
+  await copyToClipboard(detail.value.aff_code, t('affiliate.codeCopied'))
+}
+
+async function copyInviteLink(): Promise<void> {
+  if (!inviteLink.value) return
+  await copyToClipboard(inviteLink.value, t('affiliate.linkCopied'))
+}
+
+async function transferQuota(): Promise<void> {
+  if (!detail.value || detail.value.aff_quota <= 0 || transferring.value) return
+  transferring.value = true
+  try {
+    const resp = await userAPI.transferAffiliateQuota()
+    appStore.showSuccess(t('affiliate.transfer.success', { amount: formatCurrency(resp.transferred_quota) }))
+    await Promise.all([
+      loadAffiliateDetail(true),
+      authStore.refreshUser().catch(() => undefined),
+    ])
+  } catch (error) {
+    appStore.showError(extractApiErrorMessage(error, t('affiliate.transferFailed')))
+  } finally {
+    transferring.value = false
+  }
+}
+
+onMounted(() => {
+  void loadAffiliateDetail()
+})
+</script>