From 9229f4aea0765265b74111ea51798efde7d07997 Mon Sep 17 00:00:00 2001
From: Aaron Seigo <aseigo@kde.org>
Date: Fri, 21 Nov 2014 17:56:35 +0100
Subject: how a command accross the wire might look: initial handshake

---
 client/resourceaccess.cpp | 12 +++++++++++-
 resource/listener.cpp     | 31 ++++++++++++++++++++++++++++++-
 resource/listener.h       |  1 +
 3 files changed, 42 insertions(+), 2 deletions(-)

diff --git a/client/resourceaccess.cpp b/client/resourceaccess.cpp
index 7c92331..2972316 100644
--- a/client/resourceaccess.cpp
+++ b/client/resourceaccess.cpp
@@ -1,6 +1,7 @@
 #include "resourceaccess.h"
 
 #include "common/console.h"
+#include "common/commands.h"
 
 #include <QDebug>
 #include <QProcess>
@@ -64,7 +65,16 @@ void ResourceAccess::connected()
 {
     m_startingProcess = false;
     Console::main()->log(QString("Connected: %1").arg(m_socket->fullServerName()));
-    m_socket->write("100 command " + QString::number((long long)this).toLatin1());
+
+    {
+        const QByteArray name = QString::number((long long)this).toLatin1();
+        const int commandId = Commands::HandshakeCommand;
+        const int dataSize = name.size();
+        m_socket->write((const char*)&commandId, sizeof(int));
+        m_socket->write((const char*)&dataSize, sizeof(int));
+        m_socket->write(name.data(), name.size());
+    }
+
     emit ready(true);
 }
 
diff --git a/resource/listener.cpp b/resource/listener.cpp
index f5920b7..da1edc3 100644
--- a/resource/listener.cpp
+++ b/resource/listener.cpp
@@ -1,6 +1,7 @@
 #include "listener.h"
 
 #include "common/console.h"
+#include "common/commands.h"
 
 #include <QLocalSocket>
 #include <QTimer>
@@ -106,9 +107,37 @@ void Listener::readFromSocket()
         if (client.socket == socket) {
             Console::main()->log(QString("    Client: %1").arg(client.name));
             client.commandBuffer += socket->readAll();
-            Console::main()->log(QString("    Command: %1").arg(QString(client.commandBuffer)));
+            processClientBuffer(client);
             break;
         }
     }
+}
 
+void Listener::processClientBuffer(Client &client)
+{
+    static const int headerSize = (sizeof(int) * 2);
+    Console::main()->log(QString("processing %1").arg(client.commandBuffer.size()));
+    if (client.commandBuffer.size() < headerSize) {
+        return;
+    }
+
+    int commandId, size;
+    commandId = *(int*)client.commandBuffer.constData();
+    size = *(int*)(client.commandBuffer.constData() + sizeof(int));
+
+    if (size <= client.commandBuffer.size() - headerSize) {
+        QByteArray data = client.commandBuffer.mid(headerSize, size);
+        client.commandBuffer.remove(0, headerSize + size);
+
+        switch (commandId) {
+            case Commands::HandshakeCommand:
+                client.name = data;
+                Console::main()->log(QString("    Handshake from %1").arg(client.name));
+                //TODO: reply?
+                break;
+            default:
+                // client.hasSentCommand = true;
+                break;
+        }
+    }
 }
diff --git a/resource/listener.h b/resource/listener.h
index 536ba39..bfafe5f 100644
--- a/resource/listener.h
+++ b/resource/listener.h
@@ -42,6 +42,7 @@ private Q_SLOTS:
     void readFromSocket();
 
 private:
+    void processClientBuffer(Client &client);
     QLocalServer *m_server;
     QList<Client> m_connections;
 };
\ No newline at end of file
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