From fb09e658e2ab42fb0177f89c831cb2b78692bf07 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9o=20Lam?= <leo@leolam.fr>
Date: Sun, 31 Jan 2021 22:15:46 +0100
Subject: ksys: Add several MessageDispatcher functions

---
 src/KingSystem/Utils/Thread/MessageDispatcher.cpp | 46 ++++++++++++++++++++++-
 src/KingSystem/Utils/Thread/MessageDispatcher.h   | 39 +++++++++++++++++++
 2 files changed, 83 insertions(+), 2 deletions(-)

(limited to 'src/KingSystem')

diff --git a/src/KingSystem/Utils/Thread/MessageDispatcher.cpp b/src/KingSystem/Utils/Thread/MessageDispatcher.cpp
index a43a1596..cbd4f905 100644
--- a/src/KingSystem/Utils/Thread/MessageDispatcher.cpp
+++ b/src/KingSystem/Utils/Thread/MessageDispatcher.cpp
@@ -1,10 +1,13 @@
 #include "KingSystem/Utils/Thread/MessageDispatcher.h"
+#include <heap/seadHeapMgr.h>
+#include <prim/seadMemUtil.h>
+#include <thread/seadThread.h>
+#include "KingSystem/Utils/HeapUtil.h"
+#include "KingSystem/Utils/SafeDelete.h"
 #include "KingSystem/Utils/Thread/Message.h"
 
 namespace ksys {
 
-SEAD_SINGLETON_DISPOSER_IMPL(MessageDispatcher)
-
 MessageDispatcher::Queue::Queue() = default;
 
 MessageDispatcher::Queue::~Queue() {
@@ -69,6 +72,10 @@ void MessageDispatcher::DoubleBufferedQueue::processQueue(MessageProcessor& proc
 
 MessageDispatcher::Queues::DummyLogger::~DummyLogger() = default;
 
+MessageDispatcher::Logger::~Logger() = default;
+
+void MessageDispatcher::Logger::log(const Message& message, bool success) {}
+
 MessageDispatcher::MainQueue::MainQueue() = default;
 
 MessageDispatcher::MainQueue::~MainQueue() = default;
@@ -111,4 +118,39 @@ MessageDispatcher::Queues::~Queues() {
     mMainQueue.clear();
 }
 
+SEAD_SINGLETON_DISPOSER_IMPL(MessageDispatcher)
+
+MessageDispatcher::~MessageDispatcher() {
+    mBools.freeBuffer();
+    mBoolBuffer.freeBuffer();
+    util::safeDelete(mQueues);
+}
+
+void MessageDispatcher::init(const InitArg& arg, sead::Heap* heap) {
+    heap = util::getHeapOrCurrentHeap(heap);
+    sead::ScopedCurrentHeapSetter heap_setter{heap};
+
+    if (arg.set_instance)
+        setAsGlobalInstance();
+
+    mQueues = new (heap) Queues(&mLogger);
+
+    mUpdateEndEvent.initialize(true);
+    mUpdateEndEvent.setSignal();
+
+    mBoolBuffer.allocBufferAssert(arg.num_bools, heap);
+    sead::MemUtil::fillZero(mBoolBuffer.getBufferPtr(), mBoolBuffer.getByteSize());
+
+    mBools.allocBuffer(arg.num_bools, heap);
+    for (int i = 0, n = mBoolBuffer.size(); i < n; ++i) {
+        mBools.emplaceBack(&mBoolBuffer[i]);
+    }
+
+    mFlags.set(Flag::Initialized);
+}
+
+bool MessageDispatcher::isProcessingOnCurrentThread() const {
+    return mProcessingThread == sead::ThreadMgr::instance()->getCurrentThread();
+}
+
 }  // namespace ksys
diff --git a/src/KingSystem/Utils/Thread/MessageDispatcher.h b/src/KingSystem/Utils/Thread/MessageDispatcher.h
index 5ad36708..20b81f43 100644
--- a/src/KingSystem/Utils/Thread/MessageDispatcher.h
+++ b/src/KingSystem/Utils/Thread/MessageDispatcher.h
@@ -1,12 +1,20 @@
 #pragma once
 
+#include <container/seadBuffer.h>
+#include <container/seadObjList.h>
 #include <heap/seadDisposer.h>
 #include <prim/seadRuntimeTypeInfo.h>
+#include <prim/seadTypedBitFlag.h>
 #include <thread/seadCriticalSection.h>
+#include "KingSystem/Utils/Thread/Event.h"
 #include "KingSystem/Utils/Thread/MessageDispatcherBase.h"
 #include "KingSystem/Utils/Thread/MessageProcessor.h"
 #include "KingSystem/Utils/UniqueArrayPtr.h"
 
+namespace sead {
+class Thread;
+}
+
 namespace ksys {
 
 class Message;
@@ -19,6 +27,18 @@ class MessageDispatcher : public MessageDispatcherBase {
     ~MessageDispatcher() override;
 
 public:
+    struct InitArg {
+        // TODO: rename
+        int num1;
+        int num2;
+        int num_bools;
+        bool set_instance;
+    };
+
+    void init(const InitArg& arg, sead::Heap* heap);
+
+    bool isProcessingOnCurrentThread() const;
+
     void registerTransceiver(MessageReceiverEx& receiver) override;
     void deregisterTransceiver(MessageReceiverEx& receiver) override;
     bool sendMessage(const MesTransceiverId& src, const MesTransceiverId& dest,
@@ -97,6 +117,25 @@ private:
         MessageProcessor mProcessor;
         bool mIsProcessing = false;
     };
+
+    enum class Flag {
+        Initialized = 1 << 0,
+    };
+
+    struct Logger : MessageProcessor::Logger {
+        ~Logger() override;
+        void log(const Message& message, bool success) override;
+    };
+
+    sead::Thread* mProcessingThread{};
+    Logger mLogger{};
+    Queues* mQueues{};
+    sead::TypedBitFlag<Flag> mFlags;
+    sead::Buffer<bool> mBoolBuffer;
+    sead::ObjList<bool*> mBools;
+    sead::CriticalSection mCritSection;
+    util::Event mUpdateEndEvent;
+    int mNumEntries = 0;
 };
 
 }  // namespace ksys
-- 
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