// Copyright Epic Games, Inc. All Rights Reserved.

#include "AgrarianGameGameMode.h"
#include "AgrarianGameCharacter.h"
#include "AgrarianDebugHUD.h"
#include "AgrarianGameState.h"
#include "AgrarianPersistenceSubsystem.h"
#include "TimerManager.h"

AAgrarianGameGameMode::AAgrarianGameGameMode()
{
	GameStateClass = AAgrarianGameState::StaticClass();
	HUDClass = AAgrarianDebugHUD::StaticClass();
}

void AAgrarianGameGameMode::BeginPlay()
{
	Super::BeginPlay();

	if (HasAuthority() && ServerAutoSaveIntervalSeconds > 0.0f)
	{
		GetWorldTimerManager().SetTimer(
			ServerAutoSaveTimerHandle,
			this,
			&AAgrarianGameGameMode::RunServerAutoSave,
			ServerAutoSaveIntervalSeconds,
			true,
			ServerAutoSaveIntervalSeconds);
	}
}

void AAgrarianGameGameMode::RestartPlayer(AController* NewPlayer)
{
	Super::RestartPlayer(NewPlayer);

	AAgrarianGameCharacter* AgrarianCharacter = NewPlayer ? Cast<AAgrarianGameCharacter>(NewPlayer->GetPawn()) : nullptr;
	UAgrarianPersistenceSubsystem* Persistence = GetGameInstance() ? GetGameInstance()->GetSubsystem<UAgrarianPersistenceSubsystem>() : nullptr;
	if (AgrarianCharacter && Persistence && Persistence->RestorePlayerSnapshot(AgrarianCharacter))
	{
		UE_LOG(LogTemp, Log, TEXT("Agrarian restored reconnect snapshot for %s."), *AgrarianCharacter->GetName());
	}
}

void AAgrarianGameGameMode::Logout(AController* Exiting)
{
	AAgrarianGameCharacter* AgrarianCharacter = Exiting ? Cast<AAgrarianGameCharacter>(Exiting->GetPawn()) : nullptr;
	UAgrarianPersistenceSubsystem* Persistence = GetGameInstance() ? GetGameInstance()->GetSubsystem<UAgrarianPersistenceSubsystem>() : nullptr;
	if (AgrarianCharacter && Persistence)
	{
		Persistence->SavePlayerSnapshot(AgrarianCharacter);
	}

	Super::Logout(Exiting);
}

void AAgrarianGameGameMode::RunServerAutoSave()
{
	if (!HasAuthority())
	{
		return;
	}

	UAgrarianPersistenceSubsystem* Persistence = GetGameInstance() ? GetGameInstance()->GetSubsystem<UAgrarianPersistenceSubsystem>() : nullptr;
	if (!Persistence)
	{
		UE_LOG(LogTemp, Warning, TEXT("Agrarian server autosave skipped: persistence subsystem unavailable."));
		return;
	}

	const bool bSaved = Persistence->SaveCurrentWorld();
	UE_LOG(LogTemp, Log, TEXT("Agrarian server autosave %s."), bSaved ? TEXT("completed") : TEXT("failed"));
}