From ff7a387d9d4dfe8f08e994608e782c8ac0522df2 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Wed, 23 Sep 2020 18:00:55 +0800
Subject: [PATCH] 1

---
 server/rankserver/guildmgr.cc | 61 +++++++++++++++++++++++++++++++++++
 server/rankserver/guildmgr.h  |  4 +++
 2 files changed, 65 insertions(+)

diff --git a/server/rankserver/guildmgr.cc b/server/rankserver/guildmgr.cc
index 0465a6c..fb04088 100644
--- a/server/rankserver/guildmgr.cc
+++ b/server/rankserver/guildmgr.cc
@@ -10,6 +10,8 @@
 #include "app.h"
 #include "jsondatamgr.h"
 
+const size_t MAX_RANK_HUMAN_NUM = 50;
+
 void GuildMgr::Init()
 {
     auto mysql_cluster_conf = JsonDataMgr::Instance()->GetMysqlClusterConf();
@@ -322,6 +324,7 @@ void GuildMgr::OnOneDBDone(int instance_id)
     a8::UdpLog::Instance()->Debug("%d db done", {instance_id});
     if (load_done_) {
         a8::UdpLog::Instance()->Debug("all db done", {});
+        GenGuildRank();
     }
 }
 
@@ -364,3 +367,61 @@ void GuildMgr::RefreshGuild(long long guild_id)
          },
          guild_id);
 }
+
+void GuildMgr::GenGuildRank()
+{
+    auto force_rank_list =
+        [this] (int gameid) -> std::vector<cs::MFGuildBasic*>&
+        {
+            auto itr = sorted_game_guild_list_.find(gameid);
+            if (itr != sorted_game_guild_list_.end()) {
+                return itr->second;
+            }
+            sorted_game_guild_list_[gameid] = std::vector<cs::MFGuildBasic*>();
+            return sorted_game_guild_list_[gameid];
+        };
+    sorted_game_guild_list_.clear();
+    for (auto& pair : guild_hash_) {
+        auto guild = pair.second;
+        std::vector<cs::MFGuildBasic*>& rank_list = force_rank_list(guild->_gameid());
+        UpdateRank(rank_list, guild);
+    }
+}
+
+void GuildMgr::ResortRank(std::vector<cs::MFGuildBasic*>& rank_list)
+{
+    std::sort(rank_list.begin(),
+              rank_list.end(),
+              [] (cs::MFGuildBasic* a, cs::MFGuildBasic* b) -> bool
+              {
+                  return GuildMgr::Instance()->CmpGuild(a, b);
+              });
+}
+
+void GuildMgr::UpdateRank(std::vector<cs::MFGuildBasic*>& rank_list, cs::MFGuildBasic* guild)
+{
+    if (rank_list.size() < MAX_RANK_HUMAN_NUM) {
+        if (std::find(rank_list.begin(), rank_list.end(), guild) == rank_list.end()) {
+            rank_list.push_back(guild);
+            ResortRank(rank_list);
+        }
+    } else {
+        if (CmpGuild(guild, rank_list[rank_list.size() - 1])) {
+            if (std::find(rank_list.begin(), rank_list.end(), guild) == rank_list.end()) {
+                rank_list[rank_list.size() - 1] = guild;
+                ResortRank(rank_list);
+            }
+        }
+    }
+}
+
+bool GuildMgr::CmpGuild(cs::MFGuildBasic* a, cs::MFGuildBasic* b)
+{
+    if (a->guild_lv() > b->guild_lv()) {
+        return true;
+    }
+    if (a->guild_exp() > b->guild_exp()) {
+        return true;
+    }
+    return a->guild_id() > b->guild_id();
+}
diff --git a/server/rankserver/guildmgr.h b/server/rankserver/guildmgr.h
index 80708ef..cc8000e 100644
--- a/server/rankserver/guildmgr.h
+++ b/server/rankserver/guildmgr.h
@@ -27,6 +27,10 @@ class GuildMgr : public a8::Singleton<GuildMgr>
     void LoadGuild(int instance_id, long long last_idx);
     void OnOneDBDone(int instance_id);
     void RefreshGuild(long long guild_id);
+    void GenGuildRank();
+    void ResortRank(std::vector<cs::MFGuildBasic*>& rank_list);
+    void UpdateRank(std::vector<cs::MFGuildBasic*>& rank_list, cs::MFGuildBasic* guild);
+    bool CmpGuild(cs::MFGuildBasic* a, cs::MFGuildBasic* b);
 
  private:
     bool load_done_ = false;