From adfdc6109c18776c69d8b519606d6721354ec004 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sat, 3 Oct 2020 11:21:01 +0200
Subject: Matrix: use correct avatar for direct message rooms

---
 src/plugins/Matrix.cpp | 40 ++++++++++++++++++++++++++--------------
 1 file changed, 26 insertions(+), 14 deletions(-)

(limited to 'src/plugins/Matrix.cpp')

diff --git a/src/plugins/Matrix.cpp b/src/plugins/Matrix.cpp
index 8796729..8189806 100644
--- a/src/plugins/Matrix.cpp
+++ b/src/plugins/Matrix.cpp
@@ -573,23 +573,26 @@ namespace QuickMedia {
         return user_id.substr(1, index - 1);
     }
 
-    static std::string combine_user_display_names_for_room_name(const std::string &my_user_id, const std::vector<UserInfo> &user_info, const std::string &fallback_user_id) {
-        std::vector<const UserInfo*> users_excluding_me;
-        for(const UserInfo &user : user_info) {
+    static std::vector<UserInfo*> get_users_excluding_me(const std::string &my_user_id, std::vector<UserInfo> &user_info) {
+        std::vector<UserInfo*> users_excluding_me;
+        for(UserInfo &user : user_info) {
             if(user.user_id != my_user_id) {
                 users_excluding_me.push_back(&user);
             }
         }
+        return users_excluding_me;
+    }
 
+    static std::string combine_user_display_names_for_room_name(const std::vector<UserInfo*> &user_info, const std::string &fallback_user_id) {
         std::string result;
-        if(users_excluding_me.size() == 0)
+        if(user_info.size() == 0)
             result = extract_user_name_from_user_id(fallback_user_id);
-        else if(users_excluding_me.size() == 1)
-            result = users_excluding_me[0]->display_name;
-        else if(users_excluding_me.size() == 2)
-            result = users_excluding_me[0]->display_name + " and " + users_excluding_me[1]->display_name;
-        else if(users_excluding_me.size() > 2)
-            result = users_excluding_me[0]->display_name + ", " + users_excluding_me[1]->display_name + " and " + std::to_string(users_excluding_me.size() - 2) + " other(s)";
+        else if(user_info.size() == 1)
+            result = user_info[0]->display_name;
+        else if(user_info.size() == 2)
+            result = user_info[0]->display_name + " and " + user_info[1]->display_name;
+        else if(user_info.size() > 2)
+            result = user_info[0]->display_name + ", " + user_info[1]->display_name + " and " + std::to_string(user_info.size() - 2) + " other(s)";
         return result;
     }
 
@@ -616,6 +619,10 @@ namespace QuickMedia {
             room_data->name = name_json.asString();
         }
 
+        std::vector<UserInfo*> users_excluding_me;
+        if(room_data->name.empty() || room_data->avatar_url.empty())
+            users_excluding_me = get_users_excluding_me(user_id, room_data->user_info);
+
         for(const Json::Value &event_item_json : events_json) {
             if(!event_item_json.isObject())
                 continue;
@@ -633,12 +640,17 @@ namespace QuickMedia {
                 continue;
 
             if(room_data->name.empty())
-                room_data->name = combine_user_display_names_for_room_name(user_id, room_data->user_info, creator_json.asString());
+                room_data->name = combine_user_display_names_for_room_name(users_excluding_me, creator_json.asString());
 
             if(room_data->avatar_url.empty()) {
-                auto user_it = room_data->user_info_by_user_id.find(creator_json.asString());
-                if(user_it != room_data->user_info_by_user_id.end())
-                    room_data->avatar_url = room_data->user_info[user_it->second].avatar_url;
+                if(users_excluding_me.empty()) {
+                    auto user_it = room_data->user_info_by_user_id.find(creator_json.asString());
+                    if(user_it != room_data->user_info_by_user_id.end())
+                        room_data->avatar_url = room_data->user_info[user_it->second].avatar_url;
+                } else {
+                    // TODO: If there are multiple users, then we want to use some other type of avatar, not the first users avatar
+                    room_data->avatar_url = users_excluding_me.front()->avatar_url;
+                }
             }
         }
 
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