From d141bf346c9fc3c63432b0f84e7f554a294065be Mon Sep 17 00:00:00 2001
From: Lion Kortlepel <development@kortlepel.com>
Date: Sun, 3 Mar 2024 10:56:13 +0100
Subject: [PATCH] start work on login

---
 src/ClientNetwork.cpp | 27 +++++++++++++++++++++++++++
 src/Identity.cpp      |  1 +
 src/Identity.h        |  7 ++++---
 3 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/src/ClientNetwork.cpp b/src/ClientNetwork.cpp
index 80f0a2c..b164c97 100644
--- a/src/ClientNetwork.cpp
+++ b/src/ClientNetwork.cpp
@@ -1,6 +1,7 @@
 #include "ClientNetwork.h"
 #include "ClientPacket.h"
 #include "ClientTransport.h"
+#include "Identity.h"
 
 #include <nlohmann/json.hpp>
 #include <spdlog/spdlog.h>
@@ -153,6 +154,13 @@ void ClientNetwork::handle_client_identification(ip::tcp::socket& socket, bmp::C
             .purpose = bmp::ClientPurpose::StateChangeLogin,
         };
         client_tcp_write(socket, state_change);
+
+        // first packet in login
+        // TODO: send LoginResult if already logged in.
+        bmp::ClientPacket ask_for_creds {
+            .purpose = bmp::ClientPurpose::AskForCredentials,
+        };
+        client_tcp_write(socket, ask_for_creds);
         break;
     }
     default:
@@ -171,6 +179,25 @@ void ClientNetwork::disconnect(ip::tcp::socket& socket, const std::string& reaso
 }
 
 void ClientNetwork::handle_login(ip::tcp::socket& socket, bmp::ClientPacket& packet) {
+    switch (packet.purpose) {
+    case bmp::ClientPurpose::Credentials:
+        try {
+            auto creds = vec_to_json(packet.get_readable_data());
+            std::string username = creds.at("username");
+            std::string password = creds.at("password");
+            bool remember = creds.at("remember");
+            // TODO: Respect 'remember'
+            spdlog::debug("Got credentials username: '{}', password: ({} chars) (remember: {})", username, password.size(), remember ? "yes" : "no");
+            // CONTINUE HERE
+        } catch (const std::exception& e) {
+            spdlog::error("Failed to read json for purpose 0x{:x}: {}", uint16_t(packet.purpose), e.what());
+            disconnect(socket, fmt::format("Invalid json in purpose 0x{:x}, see launcher logs for more info", uint16_t(packet.purpose)));
+        }
+        break;
+    default:
+        disconnect(socket, fmt::format("Invalid packet purpose in state 0x{:x}: 0x{:x}", uint16_t(m_client_state), uint16_t(packet.purpose)));
+        break;
+    }
 }
 
 void ClientNetwork::handle_quick_join(ip::tcp::socket& socket, bmp::ClientPacket& packet) {
diff --git a/src/Identity.cpp b/src/Identity.cpp
index 5da27b0..480ac2d 100644
--- a/src/Identity.cpp
+++ b/src/Identity.cpp
@@ -41,6 +41,7 @@ void Identity::check_local_key() {
                 spdlog::info("{}", d["message"].get<std::string>());
                 update_key(d["private_key"].get<std::string>().c_str());
                 PublicKey = d["public_key"].get<std::string>();
+                Username = d["username"].get<std::string>();
                 Role = d["role"].get<std::string>();
             } else {
                 spdlog::info("Auto-Authentication unsuccessful please re-login!");
diff --git a/src/Identity.h b/src/Identity.h
index 949d4f0..fb7d92c 100644
--- a/src/Identity.h
+++ b/src/Identity.h
@@ -7,9 +7,10 @@ struct Identity {
     void check_local_key();
 
     bool LoginAuth { false };
-    std::string PublicKey;
-    std::string PrivateKey;
-    std::string Role;
+    std::string PublicKey {};
+    std::string PrivateKey {};
+    std::string Role {};
+    std::string Username {};
 
     std::string login(const std::string& fields);