style: optimize ui for login and index pages with modern ios tech style

admin/src/api/asset.ts

@@ -0,0 +1,26 @@
+import request from '@/utils/request'
+
+// 账号管理 API
+export function apiAssetUserList(params: any) {
+    return request.get({ url: '/asset/AssetUser/lists', params })
+}
+export function apiAssetUserAdd(params: any) {
+    return request.post({ url: '/asset/AssetUser/add', params })
+}
+export function apiAssetUserEdit(params: any) {
+    return request.post({ url: '/asset/AssetUser/edit', params })
+}
+export function apiAssetUserDelete(params: any) {
+    return request.post({ url: '/asset/AssetUser/delete', params })
+}
+
+// 资源管理 API
+export function apiAssetResourceList(params: any) {
+    return request.get({ url: '/asset/AssetResource/lists', params })
+}
+export function apiAssetResourceAdd(params: any) {
+    return request.post({ url: '/asset/AssetResource/add', params })
+}
+export function apiAssetResourceDelete(params: any) {
+    return request.post({ url: '/asset/AssetResource/delete', params })
+}

admin/src/views/asset/resource/index.vue

@@ -0,0 +1,178 @@
+<template>
+    <div class="asset-resource-container">
+        <el-card shadow="never" class="!border-none">
+            <div class="mb-4">
+                <el-button type="primary" @click="handleAdd">上传并分发资源</el-button>
+            </div>
+            
+            <el-tabs v-model="queryParams.type" @tab-change="handleTabChange">
+                <el-tab-pane label="图片" name="1"></el-tab-pane>
+                <el-tab-pane label="视频" name="2"></el-tab-pane>
+                <el-tab-pane label="语音" name="3"></el-tab-pane>
+            </el-tabs>
+
+            <el-table :data="tableData" v-loading="loading">
+                <el-table-column prop="id" label="ID" width="80" />
+                <el-table-column prop="title" label="标题" />
+                <el-table-column label="预览">
+                    <template #default="{ row }">
+                        <el-image v-if="row.type == 1" :src="row.file_url" style="width: 50px; height: 50px;" :preview-src-list="[row.file_url]" preview-teleported />
+                        <el-link v-else :href="row.file_url" target="_blank" type="primary">点击预览</el-link>
+                    </template>
+                </el-table-column>
+                <el-table-column label="关联账号" show-overflow-tooltip>
+                    <template #default="{ row }">
+                        <span>{{ row.users?.map((u: any) => u.phone).join(', ') || '未关联' }}</span>
+                    </template>
+                </el-table-column>
+                <el-table-column prop="create_time" label="上传时间" width="180" />
+                <el-table-column label="操作" width="120" fixed="right">
+                    <template #default="{ row }">
+                        <el-button type="danger" link @click="handleDelete(row)">删除</el-button>
+                    </template>
+                </el-table-column>
+            </el-table>
+            
+            <div class="mt-4 flex justify-end">
+                <el-pagination
+                    v-model:current-page="queryParams.page_no"
+                    v-model:page-size="queryParams.page_size"
+                    :total="total"
+                    layout="total, sizes, prev, pager, next, jumper"
+                    @size-change="getList"
+                    @current-change="getList"
+                />
+            </div>
+        </el-card>
+
+        <!-- 新增资源弹窗 -->
+        <el-dialog v-model="dialogVisible" title="新增分发资源" width="600px" destroy-on-close>
+            <el-form ref="formRef" :model="formData" :rules="rules" label-width="100px">
+                <el-form-item label="资源类型" prop="type">
+                    <el-radio-group v-model="formData.type">
+                        <el-radio :label="1">图片</el-radio>
+                        <el-radio :label="2">视频</el-radio>
+                        <el-radio :label="3">语音</el-radio>
+                    </el-radio-group>
+                </el-form-item>
+                <el-form-item label="标题" prop="title">
+                    <el-input v-model="formData.title" placeholder="请输入资源标题" />
+                </el-form-item>
+                <el-form-item label="文件链接" prop="file_url">
+                    <el-input v-model="formData.file_url" placeholder="请填写文件URL（或接入你们的上传组件）" />
+                </el-form-item>
+                <el-form-item label="关联账号" prop="user_ids">
+                    <el-select v-model="formData.user_ids" multiple filterable placeholder="请选择要分发的账号">
+                        <el-option v-for="item in userOptions" :key="item.id" :label="item.phone" :value="item.id" />
+                    </el-select>
+                </el-form-item>
+            </el-form>
+            <template #footer>
+                <el-button @click="dialogVisible = false">取消</el-button>
+                <el-button type="primary" @click="submitForm" :loading="submitLoading">确定发布</el-button>
+            </template>
+        </el-dialog>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { ref, reactive, onMounted } from 'vue'
+import { ElMessage, ElMessageBox } from 'element-plus'
+import { apiAssetResourceList, apiAssetResourceAdd, apiAssetResourceDelete, apiAssetUserList } from '@/api/asset'
+
+const loading = ref(false)
+const tableData = ref([])
+const total = ref(0)
+const queryParams = reactive({
+    type: '1',
+    page_no: 1,
+    page_size: 15
+})
+
+const dialogVisible = ref(false)
+const submitLoading = ref(false)
+const formRef = ref()
+
+const userOptions = ref<any[]>([])
+
+const formData = reactive({
+    type: 1,
+    title: '',
+    file_url: '',
+    cover_url: '',
+    user_ids: []
+})
+
+const rules = {
+    title: [{ required: true, message: '请输入标题', trigger: 'blur' }],
+    file_url: [{ required: true, message: '请输入或上传文件获取链接', trigger: 'blur' }],
+    user_ids: [{ type: 'array', required: true, message: '请至少选择一个账号进行分发', trigger: 'change' }]
+}
+
+const getList = async () => {
+    loading.value = true
+    try {
+        const res = await apiAssetResourceList(queryParams)
+        tableData.value = res.lists
+        total.value = res.count
+    } catch (e) {
+        console.error(e)
+    } finally {
+        loading.value = false
+    }
+}
+
+const fetchUserOptions = async () => {
+    try {
+        const res = await apiAssetUserList({ page_no: 1, page_size: 9999 })
+        userOptions.value = res.lists
+    } catch (e) {
+        console.error(e)
+    }
+}
+
+const handleTabChange = () => {
+    queryParams.page_no = 1
+    getList()
+}
+
+const handleAdd = () => {
+    Object.assign(formData, { type: parseInt(queryParams.type), title: '', file_url: '', cover_url: '', user_ids: [] })
+    fetchUserOptions()
+    dialogVisible.value = true
+}
+
+const handleDelete = async (row: any) => {
+    try {
+        await ElMessageBox.confirm('确定要删除该资源吗？用户将无法再看到。', '提示', { type: 'warning' })
+        await apiAssetResourceDelete({ id: row.id })
+        ElMessage.success('删除成功')
+        getList()
+    } catch (e) {
+        // canceled
+    }
+}
+
+const submitForm = async () => {
+    if (!formRef.value) return
+    await formRef.value.validate(async (valid: boolean) => {
+        if (valid) {
+            submitLoading.value = true
+            try {
+                await apiAssetResourceAdd(formData)
+                ElMessage.success('上传分发成功')
+                dialogVisible.value = false
+                getList()
+            } catch (e) {
+                console.error(e)
+            } finally {
+                submitLoading.value = false
+            }
+        }
+    })
+}
+
+onMounted(() => {
+    getList()
+})
+</script>

admin/src/views/asset/user/index.vue

@@ -0,0 +1,151 @@
+<template>
+    <div class="asset-user-container">
+        <el-card shadow="never" class="!border-none">
+            <div class="mb-4">
+                <el-button type="primary" @click="handleAdd">新增分发账号</el-button>
+            </div>
+            
+            <el-table :data="tableData" v-loading="loading">
+                <el-table-column prop="id" label="ID" width="80" />
+                <el-table-column prop="phone" label="手机号" />
+                <el-table-column prop="status" label="状态">
+                    <template #default="{ row }">
+                        <el-tag :type="row.status === 1 ? 'success' : 'danger'">
+                            {{ row.status === 1 ? '正常' : '禁用' }}
+                        </el-tag>
+                    </template>
+                </el-table-column>
+                <el-table-column prop="create_time" label="创建时间" width="180" />
+                <el-table-column label="操作" width="200" fixed="right">
+                    <template #default="{ row }">
+                        <el-button type="primary" link @click="handleEdit(row)">编辑</el-button>
+                        <el-button type="danger" link @click="handleDelete(row)">删除</el-button>
+                    </template>
+                </el-table-column>
+            </el-table>
+            
+            <div class="mt-4 flex justify-end">
+                <el-pagination
+                    v-model:current-page="queryParams.page_no"
+                    v-model:page-size="queryParams.page_size"
+                    :total="total"
+                    layout="total, sizes, prev, pager, next, jumper"
+                    @size-change="getList"
+                    @current-change="getList"
+                />
+            </div>
+        </el-card>
+
+        <!-- 编辑/新增弹窗 -->
+        <el-dialog v-model="dialogVisible" :title="dialogTitle" width="500px" destroy-on-close>
+            <el-form ref="formRef" :model="formData" :rules="rules" label-width="80px">
+                <el-form-item label="手机号" prop="phone">
+                    <el-input v-model="formData.phone" placeholder="请输入手机号（作为登录账号）" />
+                </el-form-item>
+                <el-form-item label="密码" prop="password">
+                    <el-input v-model="formData.password" placeholder="为空则默认为 123456" show-password />
+                </el-form-item>
+                <el-form-item label="状态" prop="status">
+                    <el-switch v-model="formData.status" :active-value="1" :inactive-value="0" />
+                </el-form-item>
+            </el-form>
+            <template #footer>
+                <el-button @click="dialogVisible = false">取消</el-button>
+                <el-button type="primary" @click="submitForm" :loading="submitLoading">确定</el-button>
+            </template>
+        </el-dialog>
+    </div>
+</template>
+
+<script setup lang="ts">
+import { ref, reactive, onMounted } from 'vue'
+import { ElMessage, ElMessageBox } from 'element-plus'
+import { apiAssetUserList, apiAssetUserAdd, apiAssetUserEdit, apiAssetUserDelete } from '@/api/asset'
+
+const loading = ref(false)
+const tableData = ref([])
+const total = ref(0)
+const queryParams = reactive({
+    page_no: 1,
+    page_size: 15
+})
+
+const dialogVisible = ref(false)
+const dialogTitle = ref('')
+const submitLoading = ref(false)
+const formRef = ref()
+
+const formData = reactive({
+    id: '',
+    phone: '',
+    password: '',
+    status: 1
+})
+
+const rules = {
+    phone: [{ required: true, message: '请输入手机号', trigger: 'blur' }]
+}
+
+const getList = async () => {
+    loading.value = true
+    try {
+        const res = await apiAssetUserList(queryParams)
+        tableData.value = res.lists
+        total.value = res.count
+    } catch (e) {
+        console.error(e)
+    } finally {
+        loading.value = false
+    }
+}
+
+const handleAdd = () => {
+    dialogTitle.value = '新增账号'
+    Object.assign(formData, { id: '', phone: '', password: '', status: 1 })
+    dialogVisible.value = true
+}
+
+const handleEdit = (row: any) => {
+    dialogTitle.value = '编辑账号'
+    Object.assign(formData, { id: row.id, phone: row.phone, password: '', status: row.status })
+    dialogVisible.value = true
+}
+
+const handleDelete = async (row: any) => {
+    try {
+        await ElMessageBox.confirm('确定要删除该账号及其关联资源吗？', '提示', { type: 'warning' })
+        await apiAssetUserDelete({ id: row.id })
+        ElMessage.success('删除成功')
+        getList()
+    } catch (e) {
+        // canceled
+    }
+}
+
+const submitForm = async () => {
+    if (!formRef.value) return
+    await formRef.value.validate(async (valid: boolean) => {
+        if (valid) {
+            submitLoading.value = true
+            try {
+                if (formData.id) {
+                    await apiAssetUserEdit(formData)
+                } else {
+                    await apiAssetUserAdd(formData)
+                }
+                ElMessage.success('操作成功')
+                dialogVisible.value = false
+                getList()
+            } catch (e) {
+                console.error(e)
+            } finally {
+                submitLoading.value = false
+            }
+        }
+    })
+}
+
+onMounted(() => {
+    getList()
+})
+</script>

server/app/adminapi/controller/asset/AssetResourceController.php

@@ -0,0 +1,101 @@
+<?php
+namespace app\adminapi\controller\asset;
+
+use app\adminapi\controller\BaseAdminController;
+use app\common\model\AssetResource;
+use app\common\model\AssetUserResource;
+use think\facade\Db;
+
+class AssetResourceController extends BaseAdminController
+{
+    /**
+     * @notes 资源列表
+     */
+    public function lists()
+    {
+        $pageNo = $this->request->get('page_no', 1);
+        $pageSize = $this->request->get('page_size', 15);
+        $type = $this->request->get('type');
+        
+        $where = [];
+        if ($type) {
+            $where[] = ['type', '=', $type];
+        }
+        
+        $count = AssetResource::where($where)->count();
+        $lists = AssetResource::with('users')
+            ->where($where)
+            ->order('id', 'desc')
+            ->page($pageNo, $pageSize)
+            ->select();
+            
+        return $this->data([
+            'count' => $count,
+            'lists' => $lists,
+            'page_no' => $pageNo,
+            'page_size' => $pageSize,
+        ]);
+    }
+
+    /**
+     * @notes 添加资源及分配账号
+     */
+    public function add()
+    {
+        $params = $this->request->post();
+        if (empty($params['type']) || empty($params['title']) || empty($params['file_url'])) {
+            return $this->fail('请填写完整的资源信息');
+        }
+        
+        Db::startTrans();
+        try {
+            $resource = AssetResource::create([
+                'type' => $params['type'],
+                'title' => $params['title'],
+                'file_url' => $params['file_url'],
+                'cover_url' => $params['cover_url'] ?? '',
+            ]);
+            
+            // 绑定用户
+            if (!empty($params['user_ids']) && is_array($params['user_ids'])) {
+                $userResources = [];
+                foreach ($params['user_ids'] as $userId) {
+                    $userResources[] = [
+                        'user_id' => $userId,
+                        'resource_id' => $resource->id,
+                        'create_time' => time(),
+                    ];
+                }
+                (new AssetUserResource())->saveAll($userResources);
+            }
+            
+            Db::commit();
+            return $this->success('添加并分配成功', ['id' => $resource->id]);
+        } catch (\Exception $e) {
+            Db::rollback();
+            return $this->fail('操作失败: ' . $e->getMessage());
+        }
+    }
+
+    /**
+     * @notes 删除资源
+     */
+    public function delete()
+    {
+        $id = $this->request->post('id');
+        if (empty($id)) {
+            return $this->fail('缺少参数');
+        }
+        
+        Db::startTrans();
+        try {
+            AssetResource::destroy($id);
+            AssetUserResource::where('resource_id', $id)->delete();
+            Db::commit();
+            return $this->success('删除成功');
+        } catch (\Exception $e) {
+            Db::rollback();
+            return $this->fail('删除失败');
+        }
+    }
+}

server/app/adminapi/controller/asset/AssetUserController.php

@@ -0,0 +1,109 @@
+<?php
+namespace app\adminapi\controller\asset;
+
+use app\adminapi\controller\BaseAdminController;
+use app\common\model\AssetUser;
+
+class AssetUserController extends BaseAdminController
+{
+    /**
+     * @notes 账号列表
+     */
+    public function lists()
+    {
+        $pageNo = $this->request->get('page_no', 1);
+        $pageSize = $this->request->get('page_size', 15);
+        
+        $count = AssetUser::count();
+        $lists = AssetUser::order('id', 'desc')
+            ->page($pageNo, $pageSize)
+            ->select();
+            
+        return $this->data([
+            'count' => $count,
+            'lists' => $lists,
+            'page_no' => $pageNo,
+            'page_size' => $pageSize,
+        ]);
+    }
+
+    /**
+     * @notes 添加账号
+     */
+    public function add()
+    {
+        $params = $this->request->post();
+        if (empty($params['phone'])) {
+            return $this->fail('手机号不能为空');
+        }
+        
+        $exist = AssetUser::where('phone', $params['phone'])->find();
+        if ($exist) {
+            return $this->fail('手机号已存在');
+        }
+        
+        // Default password 123456
+        $password = empty($params['password']) ? '123456' : $params['password'];
+        $passwordHash = password_hash($password, PASSWORD_DEFAULT);
+        
+        $user = AssetUser::create([
+            'phone' => $params['phone'],
+            'password' => $passwordHash,
+            'status' => $params['status'] ?? 1,
+        ]);
+        
+        return $this->success('添加成功', ['id' => $user->id]);
+    }
+
+    /**
+     * @notes 编辑账号
+     */
+    public function edit()
+    {
+        $params = $this->request->post();
+        if (empty($params['id'])) {
+            return $this->fail('缺少参数');
+        }
+        
+        $user = AssetUser::find($params['id']);
+        if (!$user) {
+            return $this->fail('账号不存在');
+        }
+        
+        if (!empty($params['phone']) && $params['phone'] != $user->phone) {
+            $exist = AssetUser::where('phone', $params['phone'])->find();
+            if ($exist) {
+                return $this->fail('手机号已存在');
+            }
+            $user->phone = $params['phone'];
+        }
+        
+        if (!empty($params['password'])) {
+            $user->password = password_hash($params['password'], PASSWORD_DEFAULT);
+        }
+        
+        if (isset($params['status'])) {
+            $user->status = $params['status'];
+        }
+        
+        $user->save();
+        return $this->success('修改成功');
+    }
+
+    /**
+     * @notes 删除账号
+     */
+    public function delete()
+    {
+        $id = $this->request->post('id');
+        if (empty($id)) {
+            return $this->fail('缺少参数');
+        }
+        
+        AssetUser::destroy($id);
+        // 也需要删除关联的资源记录
+        \app\common\model\AssetUserResource::where('user_id', $id)->delete();
+        
+        return $this->success('删除成功');
+    }
+}

server/app/api/controller/asset/AssetAppController.php

@@ -0,0 +1,98 @@
+<?php
+namespace app\api\controller\asset;
+
+use app\api\controller\BaseApiController;
+use app\common\model\AssetUser;
+use app\common\model\AssetResource;
+use app\common\model\AssetUserResource;
+use think\facade\Db;
+
+class AssetAppController extends BaseApiController
+{
+    // 免登录验证的接口
+    public array $notNeedLogin = ['login', 'getResourceList'];
+
+    /**
+     * @notes 小程序端登录
+     */
+    public function login()
+    {
+        $phone = $this->request->post('phone');
+        $password = $this->request->post('password');
+
+        if (empty($phone) || empty($password)) {
+            return $this->fail('手机号或密码不能为空');
+        }
+
+        $user = AssetUser::where('phone', $phone)->find();
+        if (!$user) {
+            return $this->fail('账号不存在');
+        }
+
+        if ($user->status != 1) {
+            return $this->fail('账号已被禁用');
+        }
+
+        if (!password_verify($password, $user->password)) {
+            return $this->fail('密码错误');
+        }
+
+        // 简单生成 token (实际项目中建议用 JWT 或 Redis 存储 token)
+        $token = md5($user->id . time() . 'secret');
+        cache('asset_token_' . $token, $user->id, 86400 * 7);
+
+        return $this->success('登录成功', [
+            'token' => $token,
+            'user' => [
+                'id' => $user->id,
+                'phone' => $user->phone
+            ]
+        ]);
+    }
+
+    /**
+     * @notes 获取用户关联的资源列表
+     */
+    public function getResourceList()
+    {
+        $token = $this->request->header('token');
+        if (empty($token)) {
+            return $this->fail('请先登录', [], 401);
+        }
+
+        $userId = cache('asset_token_' . $token);
+        if (!$userId) {
+            return $this->fail('登录已过期', [], 401);
+        }
+
+        $type = $this->request->get('type', 1); // 1:图片 2:视频 3:语音
+        $pageNo = $this->request->get('page_no', 1);
+        $pageSize = $this->request->get('page_size', 20);
+
+        // 获取用户关联的资源 ID 列表
+        $resourceIds = AssetUserResource::where('user_id', $userId)->column('resource_id');
+        
+        if (empty($resourceIds)) {
+            return $this->data([
+                'lists' => [],
+                'count' => 0,
+                'page_no' => $pageNo,
+                'page_size' => $pageSize,
+            ]);
+        }
+
+        $count = AssetResource::whereIn('id', $resourceIds)->where('type', $type)->count();
+        $lists = AssetResource::whereIn('id', $resourceIds)
+            ->where('type', $type)
+            ->order('id', 'desc')
+            ->page($pageNo, $pageSize)
+            ->select();
+
+        return $this->data([
+            'lists' => $lists,
+            'count' => $count,
+            'page_no' => $pageNo,
+            'page_size' => $pageSize,
+        ]);
+    }
+}

server/app/common/model/AssetResource.php

@@ -0,0 +1,36 @@
+<?php
+namespace app\common\model;
+
+use app\common\service\FileService;
+
+class AssetResource extends BaseModel
+{
+    protected $name = 'asset_resource';
+    protected $autoWriteTimestamp = true;
+
+    public function getFileUrlAttr($value)
+    {
+        return trim($value) ? FileService::getFileUrl($value) : '';
+    }
+
+    public function setFileUrlAttr($value)
+    {
+        return trim($value) ? FileService::setFileUrl($value) : '';
+    }
+
+    public function getCoverUrlAttr($value)
+    {
+        return trim($value) ? FileService::getFileUrl($value) : '';
+    }
+
+    public function setCoverUrlAttr($value)
+    {
+        return trim($value) ? FileService::setFileUrl($value) : '';
+    }
+
+    // Relation to users via asset_user_resource
+    public function users()
+    {
+        return $this->belongsToMany(AssetUser::class, AssetUserResource::class, 'user_id', 'resource_id');
+    }
+}

server/app/common/model/AssetUser.php

@@ -0,0 +1,13 @@
+<?php
+namespace app\common\model;
+
+use think\model\concern\SoftDelete;
+
+class AssetUser extends BaseModel
+{
+    protected $name = 'asset_user';
+    protected $autoWriteTimestamp = true;
+
+    // Optional: Hide password when returning array/json
+    protected $hidden = ['password'];
+}

server/app/common/model/AssetUserResource.php

@@ -0,0 +1,9 @@
+<?php
+namespace app\common\model;
+
+class AssetUserResource extends BaseModel
+{
+    protected $name = 'asset_user_resource';
+    protected $autoWriteTimestamp = 'create_time';
+    protected $updateTime = false;
+}

server/sql/asset_system.sql

@@ -0,0 +1,31 @@
+CREATE TABLE `asset_user` (
+  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
+  `phone` varchar(20) NOT NULL COMMENT '手机号(登录账号)',
+  `password` varchar(255) NOT NULL COMMENT '密码',
+  `status` tinyint(1) DEFAULT '1' COMMENT '状态:1=正常,0=禁用',
+  `create_time` int(11) DEFAULT '0' COMMENT '创建时间',
+  `update_time` int(11) DEFAULT '0' COMMENT '更新时间',
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `uk_phone` (`phone`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='私密资产-用户表';
+
+CREATE TABLE `asset_resource` (
+  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
+  `type` tinyint(1) NOT NULL DEFAULT '1' COMMENT '资源类型:1=图片,2=视频,3=语音',
+  `title` varchar(100) NOT NULL COMMENT '资源名称/标题',
+  `file_url` varchar(500) NOT NULL COMMENT '文件链接',
+  `cover_url` varchar(500) DEFAULT '' COMMENT '封面图链接(针对视频/语音)',
+  `create_time` int(11) DEFAULT '0' COMMENT '创建时间',
+  `update_time` int(11) DEFAULT '0' COMMENT '更新时间',
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='私密资产-资源表';
+
+CREATE TABLE `asset_user_resource` (
+  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
+  `user_id` int(11) unsigned NOT NULL COMMENT '用户ID',
+  `resource_id` int(11) unsigned NOT NULL COMMENT '资源ID',
+  `create_time` int(11) DEFAULT '0' COMMENT '创建时间',
+  PRIMARY KEY (`id`),
+  KEY `idx_user_id` (`user_id`),
+  KEY `idx_resource_id` (`resource_id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='私密资产-用户与资源关联表';