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// Fill out your copyright notice in the Description page of Project Settings.

#include "MusicalRange.h"
#include "MusicalRangeInstance.h"
//#include "OnlineSubsystemSteam.h"
//#include "ThirdParty/Steamworks/Steamv132/sdk/public/steam/steam_api.h"

//UE_LOG(LogSteamworks, Log, TEXT("Message!"));


//Musical Range Game Instance Elements
UMusicalRangeInstance::UMusicalRangeInstance() {
    if (SteamAPI_Init())
    {
        UE_LOG(LogSteamworks, Log, TEXT("UMusicalRangeInstance Constructor Called"));
        CallbackAsyncVariable = new FSteamworksCallbackAsync();
        UE_LOG(LogSteamworks, Log, TEXT("Assigning Game Instance object to CallbackAsyncVariable"));
        CallbackAsyncVariable->AssignGameInstance(this);
    }
    else
    {
        UE_LOG(LogSteamworks, Warning, TEXT("UMusicalRangeInstance Constructor FAILED! No Steam Log on"));
    }
}

UMusicalRangeInstance::~UMusicalRangeInstance() {
    if (CallbackAsyncVariable != nullptr)
    {
        UE_LOG(LogSteamworks, Log, TEXT("Deleting CallbackAsyncPointer"));
        delete CallbackAsyncVariable;
    }
}

bool UMusicalRangeInstance::InterLevelPersitentValuePONE() {
    InterLevelPersitentValue++;
    return true;
}

bool UMusicalRangeInstance::RunSteamCallbacks() {
    SteamAPI_RunCallbacks();
    return true;
}

void UMusicalRangeInstance::SteamOverlayActive() {
    SteamAPICall_t hSteamAPICall = SteamUtils()->IsOverlayEnabled();
    m_callResultGameOverlayActive.Set(hSteamAPICall, this, &UMusicalRangeInstance::OnSteamOverlayEnabled);
    return;
}

void UMusicalRangeInstance::OnSteamOverlayEnabled(GameOverlayActivated_t *pResult, bool bIOFailure) {
    IsSteamOverlayActive = (pResult->m_bActive != 0);
    if (IsSteamOverlayActive)
    {
        UE_LOG(LogSteamworks, Log, TEXT("Overlay is ACTIVE"));
    }
    else
    {
        UE_LOG(LogSteamworks, Log, TEXT("Overlay is OFF"));
    }
    OnSteamOverlayIsActive(IsSteamOverlayActive);
    return;
}

//FSteamworksCallbackAsync elements
FSteamworksCallbackAsync::FSteamworksCallbackAsync() :
    OnSteamOverlayActiveCallback(this, &FSteamworksCallbackAsync::OnSteamOverlayActive)
{
    UE_LOG(LogSteamworks, Log, TEXT("Initializing FSteamworksCallbackAsync"));
    if (GEngine && GEngine->GetWorld() != nullptr)
    {
        UE_LOG(LogSteamworks, Log, TEXT("Creating new LiveSteamSubsystem"));
        LiveSteamSubsystem = new FOnlineSubsystemSteam();
        UE_LOG(LogSteamworks, Log, TEXT("Initializing LiveSteamSubsystem"));
        if (LiveSteamSubsystem->Init())
        {
            UE_LOG(LogSteamworks, Log, TEXT("LiveSteamSubsystem Succesfully Activated!"));
        }
        else {
            UE_LOG(LogSteamworks, Error, TEXT("LiveSteamSubsystem FAILED!"));
        }
    }
    UE_LOG(LogSteamworks, Warning, TEXT("LiveSteamSubsystem Not Created. GEngine OR GetWorld() not valid!"));
}

FSteamworksCallbackAsync::~FSteamworksCallbackAsync() {
    if (LiveSteamSubsystem != nullptr)
    {
        UE_LOG(LogSteamworks, Log, TEXT("Shutting Down LiveSteamSubsystem"));
        LiveSteamSubsystem->Shutdown();
        UE_LOG(LogSteamworks, Log, TEXT("Deleting LiveSteamSubsystem"));
        delete LiveSteamSubsystem;
    }
}

void FSteamworksCallbackAsync::AssignGameInstance(UMusicalRangeInstance *NewMusicalRangeGameInstance) {
    MusicalRangeGameInstance = NewMusicalRangeGameInstance;
    UE_LOG(LogSteamworks, Log, TEXT("New Musical Range Game Instance Assigned to CallbackAsyncVariable"));
}

void FSteamworksCallbackAsync::OnSteamOverlayActive(GameOverlayActivated_t *CallbackData) {

    check(CallbackData != nullptr);

    //Copy the CallbacData as it may be deleted to quickly https://answers.unrealengine.com/questions/569160/game-crash-runnable-thread-onlineasynctaskthreadst.html
    const bool IsOverlayActive = (CallbackData->m_bActive != 0);

    LiveSteamSubsystem->ExecuteNextTick([IsOverlayActive, this]() {
        if (IsOverlayActive)
        {
            UE_LOG(LogSteamworks, Log, TEXT("Overlay is ACTIVE"));
        }
        else
        {
            UE_LOG(LogSteamworks, Log, TEXT("Overlay is OFF"));
        }
        if (MusicalRangeGameInstance != nullptr)
        {
            UE_LOG(LogSteamworks, Log, TEXT("Calling Event OnSteamOverlayIsActive"));
            MusicalRangeGameInstance->OnSteamOverlayIsActive(IsOverlayActive);
            UE_LOG(LogSteamworks, Log, TEXT("Music Should be paused now"));
        }
        else
        {
            UE_LOG(LogSteamworks, Error, TEXT("Error with Musical Range Game Instance Pointer!"));
            UE_LOG(LogSteamworks, Error, TEXT("OnSteamOverlayActive WILL NOT FIRING!"));
        }
    });
}