feat(invite): 规则说明弹窗改为动态内容，从后端配置读取

- 新增invite_rule业务配置项
- ISystemService/SystemService新增GetInviteRuleAsync方法
- SystemController新增getInviteRule接口
- 前端规则说明弹窗改为纯文本展示，匹配设计图样式

server/MiAssessment/src/MiAssessment.Api/Controllers/SystemController.cs

@@ -141,13 +141,6 @@ public class SystemController : ControllerBase
     /// <summary>
     /// 获取小程序信息
     /// </summary>
-    /// <remarks>
-    /// GET /api/system/getMiniappInfo
-    /// 
-    /// 从配置表读取小程序名称和简介
-    /// 不需要用户登录认证
-    /// </remarks>
-    /// <returns>小程序名称和简介</returns>
     [HttpGet("getMiniappInfo")]
     [ProducesResponseType(typeof(ApiResponse<MiniappInfoDto>), StatusCodes.Status200OK)]
     public async Task<ApiResponse<MiniappInfoDto>> GetMiniappInfo()
@@ -163,4 +156,29 @@ public class SystemController : ControllerBase
             return ApiResponse<MiniappInfoDto>.Fail("获取小程序信息失败");
         }
     }
+
+    /// <summary>
+    /// 获取邀请规则说明
+    /// </summary>
+    /// <remarks>
+    /// GET /api/system/getInviteRule
+    /// 
+    /// 从配置表读取邀请规则说明内容
+    /// 不需要用户登录认证
+    /// </remarks>
+    /// <returns>邀请规则说明内容</returns>
+    [HttpGet("getInviteRule")]
+    public async Task<ApiResponse<string>> GetInviteRule()
+    {
+        try
+        {
+            var content = await _systemService.GetInviteRuleAsync();
+            return ApiResponse<string>.Success(content);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Failed to get invite rule");
+            return ApiResponse<string>.Fail("获取邀请规则失败");
+        }
+    }
 }

server/MiAssessment/src/MiAssessment.Core/Interfaces/ISystemService.cs

@@ -51,4 +51,13 @@ public interface ISystemService
     /// </remarks>
     /// <returns>小程序信息数据</returns>
     Task<MiniappInfoDto> GetMiniappInfoAsync();
+
+    /// <summary>
+    /// 获取邀请规则说明
+    /// </summary>
+    /// <remarks>
+    /// 从配置表读取邀请规则说明内容（config_key: invite_rule）
+    /// </remarks>
+    /// <returns>邀请规则说明内容</returns>
+    Task<string> GetInviteRuleAsync();
 }

server/MiAssessment/src/MiAssessment.Core/Services/SystemService.cs

@@ -20,6 +20,7 @@ public class SystemService : ISystemService
     private const string ServiceQrcodeKey = "service_qrcode";
     private const string MiniappNameKey = "miniapp_name";
     private const string MiniappIntroKey = "miniapp_intro";
+    private const string InviteRuleKey = "invite_rule";
 
     // 默认版本号
     private const string DefaultVersion = "1.0.0";
@@ -127,4 +128,15 @@ public class SystemService : ISystemService
             Intro = intro ?? string.Empty
         };
     }
+
+    /// <inheritdoc />
+    public async Task<string> GetInviteRuleAsync()
+    {
+        _logger.LogDebug("获取邀请规则说明");
+
+        var content = await _configService.GetConfigValueAsync(InviteRuleKey);
+
+        return content ?? string.Empty;
+    }
+
 }

uniapp/api/system.js

@@ -44,10 +44,19 @@ export function getMiniappInfo() {
   return get('/system/getMiniappInfo')
 }
 
+/**
+ * 获取邀请规则说明
+ * @returns {Promise<Object>}
+ */
+export function getInviteRule() {
+  return get('/system/getInviteRule')
+}
+
 export default {
   getAgreement,
   getPrivacy,
   getAbout,
   getContactInfo,
-  getMiniappInfo
+  getMiniappInfo,
+  getInviteRule
 }

uniapp/pages/invite/index.vue

@@ -16,7 +16,7 @@ import {
   applyWithdraw, 
   getWithdrawList 
 } from '@/api/invite.js'
-import { getMiniappInfo } from '@/api/system.js'
+import { getMiniappInfo, getInviteRule } from '@/api/system.js'
 import Empty from '@/components/Empty/index.vue'
 import Loading from '@/components/Loading/index.vue'
 
@@ -64,6 +64,9 @@ const qrcodeLoading = ref(false)
 const miniappName = ref('')
 const miniappIntro = ref('')
 
+// 规则说明内容
+const ruleContent = ref('')
+
 // 提现表单
 const withdrawAmount = ref('')
 const withdrawLoading = ref(false)
@@ -150,6 +153,20 @@ async function loadMiniappInfo() {
   }
 }
 
+/**
+ * 加载邀请规则说明
+ */
+async function loadInviteRule() {
+  try {
+    const res = await getInviteRule()
+    if (res.code === 0 && res.data) {
+      ruleContent.value = res.data
+    }
+  } catch (error) {
+    console.error('获取邀请规则失败:', error)
+  }
+}
+
 /**
  * 加载邀请记录列表
  */
@@ -361,6 +378,7 @@ onShow(() => {
   loadRecordList(true)
   loadMiniappInfo()
   loadQrcodeUrl()
+  loadInviteRule()
 })
 
 onMounted(() => { userStore.restoreFromStorage() })
@@ -463,16 +481,7 @@ onMounted(() => { userStore.restoreFromStorage() })
         </view>
         <scroll-view class="popup-body" scroll-y>
           <view class="rule-content">
-            <view class="rule-item" v-for="(rule, idx) in [
-              '合伙人及以上用户可通过专属链接或二维码邀请新用户注册。',
-              '被邀请用户通过您的链接注册后，将自动绑定为您的下级用户。',
-              '下级用户在小程序内成功支付后，您可获得每笔订单40%的佣金。',
-              '若您有上级用户，每笔订单您获得30%佣金，您的上级获得10%佣金。',
-              '佣金可申请提现，最低提现金额为1元，仅支持整数金额。',
-              '提现申请提交后，将在1-3个工作日内处理。'
-            ]" :key="idx">
-              <text class="rule-text">{{ idx + 1 }}. {{ rule }}</text>
-            </view>
+            <text class="rule-text">{{ ruleContent || '暂无规则说明' }}</text>
           </view>
         </scroll-view>
       </view>
@@ -908,18 +917,10 @@ onMounted(() => { userStore.restoreFromStorage() })
   }
 
   .rule-content {
-    .rule-item {
-      margin-bottom: $spacing-md;
-
-      &:last-child {
-        margin-bottom: 0;
-      }
-
     .rule-text {
       font-size: $font-size-md;
       color: $text-color;
-        line-height: 1.6;
-      }
+      line-height: 1.8;
     }
   }
 }