好友：一键申请提示

game-server/app/services/friendService.ts

@@ -0,0 +1,51 @@
+import { gameData } from "../pubUtils/data";
+import { RoleType, RoleModel } from "../db/Role";
+import { FriendRelationType } from "../db/FriendRelation";
+import { getResStr } from "../pubUtils/util";
+import { STATUS, FRIEND_RELATION_TYPE } from "../consts";
+
+/**
+ * 增加双方好友数
+ * @param role1 我方
+ * @param role2 对方
+ * @returns 是否添加成功
+ */
+export async function increaseFrdCnt(role1: RoleType, role2: RoleType, originalFriendCnt: number) {
+ 
+    let { roleId, lv, friendCnt } = role1;
+    let dicFriend = gameData.roleFriend.get(lv);
+
+    if(friendCnt >= dicFriend.frdCnt) return getResStr(STATUS.FRIEND_MY_CNT_MAX);
+
+    let { roleId: _roleId, lv: _lv, friendCnt: _friendCnt } = role2;
+    let _dicFriend = gameData.roleFriend.get(_lv);
+    if(_friendCnt >= _dicFriend.frdCnt) return getResStr(STATUS.FRIEND_THEY_CNT_MAX);
+
+    let incMyFrdCnt = await RoleModel.increaseFriendCnt(roleId, 1, dicFriend.frdCnt);
+    if(!incMyFrdCnt) return getResStr(STATUS.FRIEND_MY_CNT_MAX);
+    let incHisFrdCnt = await RoleModel.increaseFriendCnt(_roleId, 1, _dicFriend.frdCnt);
+    if(!incHisFrdCnt) { // 回滚
+        await RoleModel.increaseFriendCnt(roleId, -1, dicFriend.frdCnt);
+        return getResStr(STATUS.FRIEND_THEY_CNT_MAX);
+    }
+    originalFriendCnt = incMyFrdCnt.friendCnt;
+
+    return '';
+}
+
+export function getRecommendType(myFriendRelation: FriendRelationType, myRoleId: string, roleId: string) {
+    if(myRoleId == roleId) {
+        return FRIEND_RELATION_TYPE.MYSELF;
+    }
+    let friendList = myFriendRelation? myFriendRelation.friends: [];
+    let blackList = myFriendRelation? myFriendRelation.blacklist: [];
+    let hasFriend = friendList.find(cur => cur.roleId == roleId);
+    if(hasFriend) {
+        return FRIEND_RELATION_TYPE.HAS_FRIEND;
+    }
+    let hasBlcklist = blackList.find(cur => cur.roleId == roleId);
+    if(hasBlcklist) {
+        return FRIEND_RELATION_TYPE.HAS_BLOCKED;
+    }
+    return FRIEND_RELATION_TYPE.NORMAL;
+}