From 1a1d3b7dc56e173d46d89fd9c05cd295bb8bcbf2 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Fri, 9 Nov 2018 09:45:13 +0100
Subject: Room join/invite, fix build for mingw

---
 include/dchat/FileUtil.hpp |  2 +-
 include/dchat/Group.hpp    | 15 +++++++++++++++
 include/dchat/Room.hpp     | 40 +++++++++++++++++++++++++++++++++++++---
 include/dchat/User.hpp     |  4 ++++
 4 files changed, 57 insertions(+), 4 deletions(-)
 create mode 100644 include/dchat/Group.hpp

(limited to 'include/dchat')

diff --git a/include/dchat/FileUtil.hpp b/include/dchat/FileUtil.hpp
index 097b607..6a7ff00 100644
--- a/include/dchat/FileUtil.hpp
+++ b/include/dchat/FileUtil.hpp
@@ -13,7 +13,7 @@ namespace dchat
     };
     
     // Throws FileException on error.
-    // Returned value is allocated with malloc and should be free'd by caller.
+    // Returned value is allocated with `new[]` and should be `delete`[]d by caller.
     StringView getFileContent(const boost::filesystem::path &filepath);
     
     // Throws FileException on error
diff --git a/include/dchat/Group.hpp b/include/dchat/Group.hpp
new file mode 100644
index 0000000..8b47923
--- /dev/null
+++ b/include/dchat/Group.hpp
@@ -0,0 +1,15 @@
+#pragma once
+
+#include "types.hpp"
+#include <odhtdb/Group.hpp>
+#include <string>
+
+namespace dchat
+{
+    class Group
+    {
+    public:
+        u8 id[odhtdb::GROUP_ID_LENGTH];
+        std::string name;
+    };
+}
\ No newline at end of file
diff --git a/include/dchat/Room.hpp b/include/dchat/Room.hpp
index 5dd0e3f..a39f2f0 100644
--- a/include/dchat/Room.hpp
+++ b/include/dchat/Room.hpp
@@ -28,9 +28,17 @@ namespace dchat
         DISABLE_COPY(Room)
     public:
         Room(Rooms *rooms, std::shared_ptr<odhtdb::Hash> id);
-        std::shared_ptr<User> addUser(const odhtdb::Signature::PublicKey &userPublicKey, const odhtdb::DataView groupId);
+        // Throws exception on failure if we are not allowed to add the user to the group
+        void addUser(const odhtdb::Signature::PublicKey &userPublicKey, std::shared_ptr<Group> group);
+        // Returns null if the user already exists in the room
+        std::shared_ptr<User> addUserLocally(const odhtdb::Signature::PublicKey &userPublicKey, std::shared_ptr<Group> group);
+        // Returns null if the group already exists in the room
+        std::shared_ptr<Group> addGroupLocally(const odhtdb::DataView groupId);
         // Returns null if user doesn't exist in room
         std::shared_ptr<User> getUserByPublicKey(const odhtdb::Signature::PublicKey &userPublicKey);
+        // Returns null if group doesn't exist in room
+        std::shared_ptr<Group> getGroupById(const odhtdb::DataView groupId);
+        void setLocalUser(std::shared_ptr<User> user, std::shared_ptr<odhtdb::Signature::KeyPair> keyPair);
         void publishMessage(const std::string &msg);
 
         Rooms *rooms;
@@ -38,10 +46,12 @@ namespace dchat
         std::shared_ptr<odhtdb::OwnedByteArray> encryptionKey;
         std::string name;
         odhtdb::Signature::MapPublicKey<std::shared_ptr<User>> userByPublicKey;
+        std::vector<std::shared_ptr<Group>> groups;
         std::vector<RoomMessage> messages;
         std::shared_ptr<User> localUser;
         // Used for local users
         odhtdb::Signature::MapPublicKey<std::shared_ptr<odhtdb::Signature::KeyPair>> publicKeyToKeyPairMap;
+        std::string inviteKey;
         void *userdata;
     };
 
@@ -70,13 +80,31 @@ namespace dchat
         std::string newName;
     };
 
+    struct InviteUserRequest
+    {
+        std::shared_ptr<Room> room;
+        odhtdb::Signature::PublicKey userPublicKey;
+        std::string message;
+    };
+
+    struct RoomAddUserRequest
+    {
+        std::shared_ptr<Room> room;
+        std::shared_ptr<User> user;
+        std::shared_ptr<User> addedByUser;
+        uint32_t timestampSeconds;
+        bool loadedFromCache;
+        bool isLocalUser;
+    };
+
     // if connection failed then @rooms is null and errMsg contains the error
     using ConnectBoostrapNodeCallbackFunc = std::function<void(std::shared_ptr<Rooms> rooms, const char *errMsg)>;
     using CreateRoomCallbackFunc = std::function<void(std::shared_ptr<Room> room)>;
-    using RoomAddUserCallbackFunc = std::function<void(std::shared_ptr<Room> room, std::shared_ptr<User> user)>;
+    using RoomAddUserCallbackFunc = std::function<void(const RoomAddUserRequest &request)>;
     using RoomAddMessageCallbackFunc = std::function<void(const RoomAddMessageRequest &request)>;
     using UserChangeNicknameCallbackFunc = std::function<void(const UserChangeNicknameRequest &request)>;
     using ChangeRoomNameCallbackFunc = std::function<void(const RoomChangeNameRequest &request)>;
+    using ReceiveInviteUserCallbackFunc = std::function<void(const InviteUserRequest &request)>;
     struct RoomCallbackFuncs
     {
         ConnectBoostrapNodeCallbackFunc connectCallbackFunc;
@@ -85,10 +113,12 @@ namespace dchat
         RoomAddMessageCallbackFunc addMessageCallbackFunc;
         UserChangeNicknameCallbackFunc userChangeNicknameCallbackFunc;
         ChangeRoomNameCallbackFunc changeRoomNameCallbackFunc;
+        ReceiveInviteUserCallbackFunc receiveInviteUserCallbackFunc;
     };
 
     class Rooms
     {
+        friend Room;
         DISABLE_COPY(Rooms)
     public:
         // @callbackFuncs.connectCallbackFunc can't be null
@@ -98,7 +128,8 @@ namespace dchat
         // Throws on failure
         void registerUser(const std::string &username, const std::string &password);
         // Throws on failure
-        void createRoom(const std::string &name);
+        std::shared_ptr<Room> createRoom(const std::string &name);
+        void requestJoinRoom(const std::string &inviteKey, const std::string &message);
 
         std::shared_ptr<odhtdb::Database> database;
     private:
@@ -116,5 +147,8 @@ namespace dchat
         std::string currentUsername;
         std::string currentUserPassword;
         std::recursive_mutex roomModifyMutex;
+
+        odhtdb::MapHash<std::shared_ptr<odhtdb::Signature::KeyPair>> waitingToJoinRoom;
+        std::recursive_mutex waitingToJoinRoomMutex;
     };
 }
\ No newline at end of file
diff --git a/include/dchat/User.hpp b/include/dchat/User.hpp
index 4021c78..245197f 100644
--- a/include/dchat/User.hpp
+++ b/include/dchat/User.hpp
@@ -1,7 +1,10 @@
 #pragma once
 
+#include "Group.hpp"
 #include <string>
+#include <vector>
 #include <odhtdb/Signature.hpp>
+#include <memory>
 
 namespace dchat
 {
@@ -11,6 +14,7 @@ namespace dchat
         User(const odhtdb::Signature::PublicKey &_publicKey) : publicKey(_publicKey), userdata(nullptr) {}
         const odhtdb::Signature::PublicKey publicKey;
         std::string nickname;
+        std::vector<std::shared_ptr<Group>> groups;
         void *userdata;
     };
 }
\ No newline at end of file
-- 
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