fix 创建群

src/main/java/com/tailbet/controller/OpsController.java

@@ -1,12 +1,15 @@
 package com.tailbet.controller;
 
+import com.tailbet.model.dto.CreateGroupDTO;
 import com.tailbet.model.dto.PointsDTO;
 import com.tailbet.model.dto.PullGroupDTO;
+import com.tailbet.model.entity.Group;
 import com.tailbet.model.vo.R;
 import com.tailbet.model.vo.UserContext;
 import com.tailbet.service.IPointsService;
 import com.tailbet.service.IGroupService;
 import lombok.RequiredArgsConstructor;
+import jakarta.validation.Valid;
 import org.springframework.web.bind.annotation.*;
 
 /**
@@ -50,6 +53,21 @@ public class OpsController {
     }
 
 
+    /**
+     * 创建群(指定群ID、名称，群主为传入用户，并自动把机器人拉入群)
+     */
+    @PostMapping("/group/create")
+    public R<Long> createGroup(@Valid @RequestBody CreateGroupDTO dto) {
+        if (!UserContext.isOps()) {
+            return R.fail("无权限：仅运营可操作");
+        }
+        Long operatorId = UserContext.getUserId();
+        Group group = groupService.createGroup(dto.getName(),
+                dto.getUserId(), dto.getRoundInterval(), operatorId);
+        return R.ok(group.getId());
+    }
+
+
     /**
      * 拉入群
      */

src/main/java/com/tailbet/model/dto/CreateGroupDTO.java

@@ -0,0 +1,33 @@
+package com.tailbet.model.dto;
+
+import jakarta.validation.constraints.Max;
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+/**
+ * 创建群请求
+ */
+@Data
+public class CreateGroupDTO {
+
+    /**
+     * 群名称
+     */
+    @NotBlank(message = "群名称不能为空")
+    private String name;
+
+    /**
+     * 群主用户ID
+     */
+    @NotNull(message = "群主用户ID不能为空")
+    private Long userId;
+
+    /**
+     * 接注间隔(秒)，不传则走库默认值60
+     */
+    @Min(value = 10, message = "接注间隔不能小于10秒")
+    @Max(value = 3600, message = "接注间隔不能大于3600秒")
+    private Integer roundInterval;
+}

src/main/java/com/tailbet/model/entity/Group.java

@@ -10,7 +10,7 @@ import java.time.LocalDateTime;
  * 群表
  */
 @Data
-@TableName("group")
+@TableName("g_group")
 public class Group {
 
     @TableId(type = IdType.AUTO)

src/main/java/com/tailbet/service/IGroupService.java

@@ -25,6 +25,18 @@ public interface IGroupService {
      */
     List<Group> getUserGroups(Long userId);
 
+    /**
+     * 创建群(群ID自增生成，群主为传入用户，并自动把机器人拉入群)
+     * <p>机器人取 sys_config 中 cfg_key=robot_id 的配置值</p>
+     *
+     * @param name          群名称
+     * @param ownerUserId   群主用户ID
+     * @param roundInterval 接注间隔(秒)，可为null走库默认值
+     * @param operatorId    操作人用户ID
+     * @return 创建出的群
+     */
+    Group createGroup( String name, Long ownerUserId, Integer roundInterval, Long operatorId);
+
     /**
      * 拉用户入群
      */

src/main/java/com/tailbet/service/impl/GroupServiceImpl.java

@@ -2,9 +2,13 @@ package com.tailbet.service.impl;
 
 import com.tailbet.model.entity.Group;
 import com.tailbet.model.entity.GroupMember;
+import com.tailbet.model.entity.SysConfig;
+import com.tailbet.model.entity.User;
 import com.tailbet.mapper.GroupMapper;
 import com.tailbet.mapper.GroupMemberMapper;
+import com.tailbet.mapper.SysConfigMapper;
 import com.tailbet.mapper.UserMapper;
+import com.tailbet.openim.OpenIMApiClient;
 import com.tailbet.service.IGroupService;
 import com.tailbet.service.IAuditService;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
@@ -24,10 +28,17 @@ import java.util.List;
 @Service
 public class GroupServiceImpl implements IGroupService {
 
+    /**
+     * 系统配置键：机器人用户ID
+     */
+    private static final String CFG_KEY_ROBOT_ID = "robot_id";
+
     private final GroupMapper groupMapper;
     private final GroupMemberMapper groupMemberMapper;
     private final UserMapper userMapper;
+    private final SysConfigMapper sysConfigMapper;
     private final IAuditService auditService;
+    private final OpenIMApiClient openIMApiClient;
 
     /**
      * 获取群信息
@@ -58,6 +69,117 @@ public class GroupServiceImpl implements IGroupService {
                 .eq(Group::getStatus, 1));
     }
 
+    /**
+     * 创建群(群ID自增生成，群主为传入用户，并自动把机器人拉入群)
+     * <p>
+     * 机器人取 sys_config 中 cfg_key=robot_id 的配置值。
+     * 先落本地库，再调 OpenIM 建群：OpenIM 失败会抛异常回滚本地事务，
+     * 保证不出现"本地有群、IM 无群"的脏数据。反向残留(IM 有群、本地回滚)可安全重试，
+     * 因为 {@link OpenIMApiClient#createGroup} 对已存在的群做了幂等跳过。
+     * </p>
+     */
+    @Override
+    @Transactional
+    public Group createGroup( String name, Long ownerUserId, Integer roundInterval, Long operatorId) {
+
+        if (name == null || name.isBlank()) {
+            throw new RuntimeException("群名称不能为空");
+        }
+        if (ownerUserId == null) {
+            throw new RuntimeException("群主用户ID不能为空");
+        }
+
+
+
+        // 群主必须是已存在的用户
+        User owner = userMapper.selectById(ownerUserId);
+        if (owner == null) {
+            throw new RuntimeException("群主用户不存在: " + ownerUserId);
+        }
+
+        // 机器人账号(sys_config 中 cfg_key=robot_id)
+        Long botUserId = getRobotUserId();
+        if (userMapper.selectById(botUserId) == null) {
+            throw new RuntimeException("机器人用户不存在: " + botUserId + "，请检查 sys_config.robot_id 配置");
+        }
+        // 群主本人就是机器人时，只需建一条群主记录
+        boolean ownerIsBot = botUserId.equals(ownerUserId);
+
+        LocalDateTime now = LocalDateTime.now();
+
+        // 建群：id 由数据库自增生成
+        // openim_group_id 为 NOT NULL 且要与自增 id 保持一致，
+        // 故先占位插入拿到 id，再回填。同一事务内，不存在中间态外泄。
+        Group group = new Group();
+        group.setName(name);
+        group.setOpenimGroupId("");
+        group.setOwnerUserId(ownerUserId);
+        group.setRoundInterval(roundInterval);
+        group.setStatus(1);
+        group.setCreateTime(now);
+        group.setUpdateTime(now);
+        groupMapper.insert(group);
+
+        Long groupId = group.getId();
+        group.setOpenimGroupId(String.valueOf(groupId));
+        groupMapper.updateById(group);
+
+        // 群主入群
+        groupMemberMapper.insert(buildMember(groupId, ownerUserId, ROLE_OWNER, now));
+
+        // 机器人入群
+        if (!ownerIsBot) {
+            groupMemberMapper.insert(buildMember(groupId, botUserId, ROLE_NORMAL, now));
+        }
+
+        // OpenIM 侧建群：群主为 owner，机器人作为初始成员
+        List<String> memberUserIDs = ownerIsBot
+                ? List.of()
+                : List.of(String.valueOf(botUserId));
+        openIMApiClient.createGroup(String.valueOf(groupId), name, String.valueOf(ownerUserId), memberUserIDs);
+
+        // 审计日志
+        auditService.log(groupId, null, operatorId, "CREATE_GROUP",
+                String.format("{\"name\":\"%s\",\"ownerUserId\":%d,\"botUserId\":%d}",
+                        name.replace("\\", "\\\\").replace("\"", "\\\""), ownerUserId, botUserId));
+
+        log.info("创建群成功: groupId={}, name={}, ownerUserId={}, botUserId={}, operatorId={}",
+                groupId, name, ownerUserId, botUserId, operatorId);
+        return group;
+    }
+
+    /**
+     * 读取机器人用户ID(sys_config 中 cfg_key=robot_id)
+     */
+    private Long getRobotUserId() {
+        SysConfig config = sysConfigMapper.selectOne(new LambdaQueryWrapper<SysConfig>()
+                .eq(SysConfig::getCfgKey, CFG_KEY_ROBOT_ID));
+
+        if (config == null || config.getCfgValue() == null || config.getCfgValue().isBlank()) {
+            throw new RuntimeException("系统配置缺失: sys_config 中未配置 " + CFG_KEY_ROBOT_ID);
+        }
+
+        try {
+            return Long.parseLong(config.getCfgValue().trim());
+        } catch (NumberFormatException e) {
+            throw new RuntimeException("系统配置 " + CFG_KEY_ROBOT_ID + " 不是合法的用户ID: " + config.getCfgValue());
+        }
+    }
+
+    /**
+     * 构造群成员记录
+     */
+    private GroupMember buildMember(Long groupId, Long userId, int role, LocalDateTime now) {
+        GroupMember member = new GroupMember();
+        member.setGroupId(groupId);
+        member.setUserId(userId);
+        member.setRole(role);
+        member.setJoinTime(now);
+        member.setCreateTime(now);
+        member.setUpdateTime(now);
+        return member;
+    }
+
     /**
      * 拉用户入群
      */

src/main/resources/sql/init.sql

@@ -221,6 +221,7 @@ INSERT INTO sys_config (cfg_key, cfg_value, remark) VALUES
 ('fake_daily_active_max', '20', '每日活跃假人最大数量'),
 ('win_profit_threshold', '500', '小赢利润阈值'),
 ('lose_profit_threshold', '-500', '小输利润阈值');
+INSERT INTO `guess_game`.`sys_config`(`id`, `cfg_key`, `cfg_value`, `remark`, `update_time`) VALUES (27, 'robot_id', '8', '机器人id', '2026-08-08 16:33:16');
 
 -- red_packet 表增加预分配金额字段
 ALTER TABLE red_packet ADD COLUMN share_amounts JSON COMMENT '预分配金额列表(JSON数组)';