3 files changed, 134 insertions, 0 deletions
diff --git a/include/dchat/Room.hpp b/include/dchat/Room.hpp
new file mode 100644
index 0000000..4422a6f
--- /dev/null
+++ b/include/dchat/Room.hpp
@@ -0,0 +1,102 @@
+#pragma once
+
+#include "utils.hpp"
+#include "types.hpp"
+#include "StringView.hpp"
+#include "User.hpp"
+#include <string>
+#include <memory>
+#include <vector>
+#include <functional>
+#include <odhtdb/Database.hpp>
+
+namespace dchat
+{
+    struct RoomMessage
+    {
+        odhtdb::Hash id;
+        std::shared_ptr<User> creator;
+        uint32_t timestampSeconds;
+        std::string text;
+    };
+
+    class Room
+    {
+        DISABLE_COPY(Room)
+    public:
+        Room(std::shared_ptr<odhtdb::Database> database, std::shared_ptr<odhtdb::Hash> id, std::shared_ptr<odhtdb::OwnedByteArray> encryptionKey);
+        std::shared_ptr<User> addUser(const odhtdb::Signature::PublicKey &userPublicKey, const odhtdb::DataView groupId);
+        // Returns null if user doesn't exist in room
+        std::shared_ptr<User> getUserByPublicKey(const odhtdb::Signature::PublicKey &userPublicKey);
+        void publishMessage(const std::string &msg);
+
+        std::shared_ptr<odhtdb::Database> database;
+        std::shared_ptr<odhtdb::Hash> id;
+        std::shared_ptr<odhtdb::OwnedByteArray> encryptionKey;
+        std::string name;
+        odhtdb::Signature::MapPublicKey<std::shared_ptr<User>> userByPublicKey;
+        std::vector<RoomMessage> messages;
+        std::shared_ptr<User> localUser;
+        // Used for local users
+        odhtdb::Signature::MapPublicKey<std::shared_ptr<odhtdb::Signature::KeyPair>> publicKeyToKeyPairMap;
+        void *userdata;
+    };
+
+    class Rooms;
+
+    struct RoomAddMessageRequest
+    {
+        std::shared_ptr<Room> room;
+        bool loadedFromCache;
+        RoomMessage message;
+    };
+
+    struct UserChangeNicknameRequest
+    {
+        std::shared_ptr<Room> room;
+        std::shared_ptr<User> user;
+        uint32_t timestampSeconds;
+        bool loadedFromCache;
+        std::string newNickname;
+    };
+
+    // 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 RoomAddMessageCallbackFunc = std::function<void(const RoomAddMessageRequest &request)>;
+    using UserChangeNicknameCallbackFunc = std::function<void(const UserChangeNicknameRequest &request)>;
+    struct RoomCallbackFuncs
+    {
+        ConnectBoostrapNodeCallbackFunc connectCallbackFunc;
+        CreateRoomCallbackFunc createRoomCallbackFunc;
+        RoomAddUserCallbackFunc addUserCallbackFunc;
+        RoomAddMessageCallbackFunc addMessageCallbackFunc;
+        UserChangeNicknameCallbackFunc userChangeNicknameCallbackFunc;
+    };
+
+    class Rooms
+    {
+        DISABLE_COPY(Rooms)
+    public:
+        // @callbackFuncs.connectCallbackFunc can't be null
+        static void connect(const char *address, u16 port, RoomCallbackFuncs callbackFuncs);
+        // Throws on failure
+        void loginUser(const std::string &username, const std::string &password);
+        // Throws on failure
+        void registerUser(const std::string &username, const std::string &password);
+
+        std::shared_ptr<odhtdb::Database> database;
+    private:
+        Rooms(const char *address, u16 port, RoomCallbackFuncs callbackFuncs);
+        void createNodeCallbackFunc(const odhtdb::DatabaseCreateNodeRequest &request);
+        void addNodeCallbackFunc(const odhtdb::DatabaseAddNodeRequest &request);
+        void addUserCallbackFunc(const odhtdb::DatabaseAddUserRequest &request);
+    private:
+        odhtdb::MapHash<std::shared_ptr<Room>> roomById;
+        RoomCallbackFuncs callbackFuncs;
+        bool loggedIn;
+        odhtdb::MapHash<std::shared_ptr<odhtdb::Signature::KeyPair>> roomLocalUser;
+        odhtdb::MapHash<std::shared_ptr<odhtdb::OwnedByteArray>> roomEncryptionKey;
+    };
+}
+\ No newline at end of file
diff --git a/include/dchat/RoomDataType.hpp b/include/dchat/RoomDataType.hpp
new file mode 100644
index 0000000..cef2a8a
--- /dev/null
+++ b/include/dchat/RoomDataType.hpp
@@ -0,0 +1,16 @@
+#pragma once
+
+#include "types.hpp"
+
+namespace dchat
+{
+    enum class RoomDataType : u8
+    {   
+        ADD_MESSAGE,
+        EDIT_MESSAGE,
+        DELETE_MESSAGE,
+        NICKNAME_CHANGE,
+        CHANGE_AVATAR,
+        CHANGE_ROOM_NAME,
+    }; 
+}
+\ No newline at end of file
diff --git a/include/dchat/User.hpp b/include/dchat/User.hpp
new file mode 100644
index 0000000..4021c78
--- /dev/null
+++ b/include/dchat/User.hpp
@@ -0,0 +1,16 @@
+#pragma once
+
+#include <string>
+#include <odhtdb/Signature.hpp>
+
+namespace dchat
+{
+    class User
+    {
+    public:
+        User(const odhtdb::Signature::PublicKey &_publicKey) : publicKey(_publicKey), userdata(nullptr) {}
+        const odhtdb::Signature::PublicKey publicKey;
+        std::string nickname;
+        void *userdata;
+    };
+}
+\ No newline at end of file