Some massive reworks for seed planting

Source/ProjectEleri/Items/SeedBedActor.cpp

@@ -1,26 +1,552 @@
-// Fill out your copyright notice in the Description page of Project Settings.
+// Fill out your copyright notice in the Description page of Project Settings.
 
 
 #include "SeedBedActor.h"
 
+#include "EleriGameState.h"
+#include "Components/DecalComponent.h"
+#include "Components/SceneComponent.h"
+#include "Components/StaticMeshComponent.h"
+#include "DataAssets/ItemDataAsset.h"
+#include "Engine/StaticMesh.h"
+#include "Engine/World.h"
+#include "ItemContainer.h"
+#include "Kismet/GameplayStatics.h"
+#include "Kismet/KismetMaterialLibrary.h"
+#include "Materials/MaterialInstanceDynamic.h"
+#include "Materials/MaterialInterface.h"
 
-// Sets default values
-ASeedBedActor::ASeedBedActor()
+namespace
 {
-	// Set this actor to call Tick() every frame.  You can turn this off to improve performance if you don't need it.
-	PrimaryActorTick.bCanEverTick = true;
+	/** Destroys the components of a slot and clears the pointers so nothing stale is left in the map */
+	void DestroySlotComponents(FSeedBedSeedSlot& Slot)
+	{
+		if (Slot.SeedBedDecal) Slot.SeedBedDecal->DestroyComponent();
+		if (Slot.PlantStaticMesh) Slot.PlantStaticMesh->DestroyComponent();
+
+		Slot.SeedBedDecal = nullptr;
+		Slot.PlantStaticMesh = nullptr;
+	}
+
+	/** Slots are created at runtime as well, so the components are created with stable, deterministic names */
+	UStaticMeshComponent* CreateSlotMeshComponent(AActor* Owner, USceneComponent* AttachParent, FName ComponentName)
+	{
+		if (!IsValid(Owner) || !IsValid(AttachParent))
+		{
+			return nullptr;
+		}
+
+		UStaticMeshComponent* MeshComponent = NewObject<UStaticMeshComponent>(Owner, ComponentName);
+		if (!MeshComponent)
+		{
+			return nullptr;
+		}
+
+		MeshComponent->SetMobility(EComponentMobility::Movable);
+		MeshComponent->SetupAttachment(AttachParent);
+		MeshComponent->RegisterComponent();
+		Owner->AddInstanceComponent(MeshComponent);
+
+		return MeshComponent;
+	}
+
+	UDecalComponent* CreateSlotDecalComponent(AActor* Owner, USceneComponent* AttachParent, FName ComponentName)
+	{
+		if (!IsValid(Owner) || !IsValid(AttachParent))
+		{
+			return nullptr;
+		}
+
+		UDecalComponent* DecalComponent = NewObject<UDecalComponent>(Owner, ComponentName);
+		if (!DecalComponent)
+		{
+			return nullptr;
+		}
+
+		DecalComponent->SetMobility(EComponentMobility::Movable);
+		DecalComponent->SetupAttachment(AttachParent);
+		DecalComponent->RegisterComponent();
+		DecalComponent->SetVisibility(false);
+		Owner->AddInstanceComponent(DecalComponent);
+
+		return DecalComponent;
+	}
+
+	/** Soft references are filled in by hand, an unset mesh or material must never break the visuals */
+	template <typename TObjectType>
+	TObjectType* ResolveSoftObject(TSoftObjectPtr<TObjectType> SoftObject)
+	{
+		if (SoftObject.IsNull())
+		{
+			return nullptr;
+		}
+
+		return SoftObject.Get() ? SoftObject.Get() : SoftObject.LoadSynchronous();
+	}
+
+	/** A slot counts as planted as soon as an asset or its id is stored, saves may only restore the id */
+	bool SlotHasPlant(const FSeedBedSeedSlot& Slot)
+	{
+		return IsValid(Slot.SlotData.ItemDataAsset) || Slot.SlotData.ItemAssetID.IsValid();
+	}
+
+	/** Growth stages are set up by hand, so a zeroed scale should never make a plant invisible */
+	FVector SanitizeScale(const FVector& Scale)
+	{
+		return FVector(
+			FMath::IsNearlyZero(Scale.X) ? 1.f : Scale.X,
+			FMath::IsNearlyZero(Scale.Y) ? 1.f : Scale.Y,
+			FMath::IsNearlyZero(Scale.Z) ? 1.f : Scale.Z);
+	}
+}
+
+ASeedBedActor::ASeedBedActor()
+{
+	PrimaryActorTick.bCanEverTick = true;
+
+	USceneComponent* Root = CreateDefaultSubobject<USceneComponent>(TEXT("Root"));
+	Root->SetMobility(EComponentMobility::Movable);
+	SetRootComponent(Root);
 }
 
-// Called when the game starts or when spawned
 void ASeedBedActor::BeginPlay()
 {
 	Super::BeginPlay();
-	
+	HighlightDecal = NewObject<UDecalComponent>(this, TEXT("Highlight Decal Component"));
+	if (HighlightDecal)
+	{
+		HighlightDecal->SetMobility(EComponentMobility::Movable);
+		HighlightDecal->SetupAttachment(RootComponent);
+		HighlightDecal->RegisterComponent();
+		HighlightDecal->SetVisibility(false);
+		HighlightDecal->SetRelativeRotation(HighlightDecalRotation);
+		AddInstanceComponent(HighlightDecal);
+		HighlightDecal->SetDecalMaterial(ResolveSoftObject(HighlightDecalMaterial));
+	}
+	
+	ClearSeedBedGrid();
+	GenerateSeedBedGrid();
+	
+	AEleriGameState* GameState = Cast<AEleriGameState>(UGameplayStatics::GetGameState(this));
+	ensure(GameState);
+	
+	FSeedBedSaveData SaveData;
+	if (GameState->GetSeedData(SeedBedIndex, SaveData))
+	{
+		PropagateSeedSaveData(SaveData);
+	}
+	else
+	{
+		GameState->CacheSeedData(SeedBedIndex, PrepareSeedSaveData());
+	}
+	
+	// The bed can be built in the editor, but slots added through blueprints need their visuals as well
+	RefreshAllSlotVisuals();
+}
+
+void ASeedBedActor::EndPlay(const EEndPlayReason::Type EndPlayReason)
+{
+	AEleriGameState* GameState = Cast<AEleriGameState>(UGameplayStatics::GetGameState(this));
+	ensure(GameState);
+	GameState->CacheSeedData(SeedBedIndex, PrepareSeedSaveData());
+	
+	Super::EndPlay(EndPlayReason);
+}
+
+void ASeedBedActor::OnConstruction(const FTransform& Transform)
+{
+	Super::OnConstruction(Transform);
+
+	RefreshAllSlotVisuals();
 }
 
-// Called every frame
 void ASeedBedActor::Tick(float DeltaTime)
 {
 	Super::Tick(DeltaTime);
 }
+//------------------------------------------------------------------------------------------------
+// GRID GENERATION
+//------------------------------------------------------------------------------------------------
+
+void ASeedBedActor::GenerateSeedBedGrid()
+{
+	GenerateSeedBedGridSized(GridSize.X, GridSize.Y, true);
+}
+
+void ASeedBedActor::GenerateSeedBedGridSized(int32 Columns, int32 Rows, bool bRebuildExistingSlots)
+{
+	const int32 SafeColumns = FMath::Max(1, Columns);
+	const int32 SafeRows = FMath::Max(1, Rows);
+
+	GridSize = FIntVector2(SafeColumns, SafeRows);
+
+	if (bRebuildExistingSlots)
+	{
+		// Slots falling outside of the new grid are dropped, the rest is rebuilt in place
+		TArray<FIntVector2> CoordinatesToRemove;
+		for (const TPair<FIntVector2, FSeedBedSeedSlot>& SlotPair : SeedBedSeedSlotsMap)
+		{
+			if (SlotPair.Key.X < 0 || SlotPair.Key.Y < 0 || SlotPair.Key.X >= SafeColumns || SlotPair.Key.Y >= SafeRows)
+			{
+				CoordinatesToRemove.Add(SlotPair.Key);
+			}
+		}
+
+		for (const FIntVector2& Coordinate : CoordinatesToRemove)
+		{
+			if (FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(Coordinate))
+			{
+				DestroySlotComponents(*Slot);
+			}
+
+			SeedBedSeedSlotsMap.Remove(Coordinate);
+		}
+	}
+
+	for (int32 Column = 0; Column < SafeColumns; ++Column)
+	{
+		for (int32 Row = 0; Row < SafeRows; ++Row)
+		{
+			const FIntVector2 Coordinate(Column, Row);
+			if (bRebuildExistingSlots || !SeedBedSeedSlotsMap.Contains(Coordinate))
+			{
+				CreateSlot(Coordinate, bRebuildExistingSlots);
+			}
+		}
+	}
+
+	// Slot visuals also refresh the highlight, so the decals follow the new grid
+	RefreshAllSlotVisuals();
+}
+
+void ASeedBedActor::ClearSeedBedGrid()
+{
+	for (TPair<FIntVector2, FSeedBedSeedSlot>& SlotPair : SeedBedSeedSlotsMap)
+	{
+		DestroySlotComponents(SlotPair.Value);
+	}
+
+	SeedBedSeedSlotsMap.Empty();
+	bPlantingHighlightActive = false;
+}
+
+FName ASeedBedActor::GetSlotComponentName(FIntVector2 SlotCoordinate, const TCHAR* Prefix)
+{
+	return FName(*FString::Printf(TEXT("%s_%d_%d"), Prefix ? Prefix : TEXT("Slot"), SlotCoordinate.X, SlotCoordinate.Y));
+}
+
+FVector ASeedBedActor::GetSlotRelativeLocation(FIntVector2 SlotCoordinate) const
+{
+	// The grid is centered on the actor, so the coordinates are shifted by half a cell
+	if (const FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(SlotCoordinate))
+	{
+		return Slot->SeedBedDecal->GetRelativeLocation();
+	}
+
+	return FVector::ZeroVector;
+}
+
+FSeedBedSaveData ASeedBedActor::PrepareSeedSaveData()
+{
+	FSeedBedSaveData SaveData;
+	SaveData.Index = SeedBedIndex;
+	for (const auto& Slot : SeedBedSeedSlotsMap)
+	{
+		SaveData.SlotData.Add(Slot.Key, Slot.Value.SlotData);
+	}
+	
+	return SaveData;
+}
+
+void ASeedBedActor::PropagateSeedSaveData(const FSeedBedSaveData& SeedSaveData)
+{
+	UItemDatabase* ItemDatabase = UGameplayStatics::GetGameInstance(this)->GetSubsystem<UItemDatabase>();
+	ensure(ItemDatabase);
+	
+	SeedBedIndex = SeedSaveData.Index;
+	for (const auto& SavedSlot : SeedSaveData.SlotData)
+	{
+		if (FSeedBedSeedSlot* SeedSlot = SeedBedSeedSlotsMap.Find(SavedSlot.Key))
+		{
+			SeedSlot->SlotData = SavedSlot.Value;
+			
+			SeedSlot->SlotData.ItemDataAsset = ItemDatabase->GetDataAssetFromId(SeedSlot->SlotData.ItemAssetID);
+		}
+	}
+	
+	RefreshAllSlotVisuals();
+}
+
+FSeedBedSeedSlot& ASeedBedActor::CreateSlot(FIntVector2 SlotCoordinate, bool bRebuildIfExisting)
+{
+	FSeedBedSeedSlot& Slot = SeedBedSeedSlotsMap.FindOrAdd(SlotCoordinate);
+
+	if (bRebuildIfExisting)
+	{
+		DestroySlotComponents(Slot);
+	}
+
+	Slot.SeedBedDecal = CreateSlotDecalComponent(this, GetRootComponent(), GetSlotComponentName(SlotCoordinate, TEXT("Slot")));
+	Slot.SeedBedDynamicMat = UKismetMaterialLibrary::CreateDynamicMaterialInstance(this, ResolveSoftObject(SeedBedDecalMaterial), NAME_None, EMIDCreationFlags::Transient);
+	Slot.SeedBedDecal->SetDecalMaterial(Slot.SeedBedDynamicMat);
+	Slot.SeedBedDecal->DecalSize = SeedBedDecalSize;
+	Slot.SeedBedDecal->SetRelativeRotation(SeedBedDecalRotation);
+	const FVector2D Offset = FVector2D(GridSize.X * SeedBedDecalSize.Z, GridSize.Y * SeedBedDecalSize.Y) * -1.f;
+	const float X = SlotCoordinate.Y * SeedBedDecalSize.Z * 2.f;
+	const float Y = SlotCoordinate.X * SeedBedDecalSize.Y * 2.f;
+	Slot.SeedBedDecal->SetRelativeLocation(
+		FVector(
+			Offset.X + X + SeedBedDecalSize.Z,
+			Offset.Y + Y + SeedBedDecalSize.Y,
+			0.f));
+
+	ApplySlotVisuals(SlotCoordinate, Slot);
+
+	return Slot;
+}
+//------------------------------------------------------------------------------------------------
+// VISUALS
+//------------------------------------------------------------------------------------------------
+
+void ASeedBedActor::ApplySlotVisuals(FIntVector2 SlotCoordinate, FSeedBedSeedSlot& Slot)
+{
+	const FVector SlotLocation = GetSlotRelativeLocation(SlotCoordinate);
+
+	// SOIL -----------------------------------------------------------------------------------------
+	if (IsValid(Slot.SeedBedDecal))
+	{
+		Slot.SeedBedDecal->SetVisibility(Slot.SlotData.ItemAssetID.IsValid());
+		Slot.SeedBedDynamicMat->SetScalarParameterValue(TEXT("Wetness"), Slot.SlotData.bWateredToday);
+	}
+
+	// PLANT ----------------------------------------------------------------------------------------
+	const bool bHasPlant = SlotHasPlant(Slot) && !Slot.SlotData.bDied;
+
+	if (IsValid(Slot.PlantStaticMesh))
+	{
+		UStaticMesh* PlantMesh = nullptr;
+		FVector PlantOffset = FVector::ZeroVector;
+		FVector PlantScale = FVector::OneVector;
+
+		if (bHasPlant)
+		{
+			const int32 StageIndex = ResolveGrowthStageIndex(Slot);
+			const UItemDataAsset* SeedData = Slot.SlotData.ItemDataAsset;
+			if (IsValid(SeedData) && SeedData->SeedStages.IsValidIndex(StageIndex))
+			{
+				const FSeedStage& Stage = SeedData->SeedStages[StageIndex];
+				PlantMesh = ResolveSoftObject(Stage.Mesh);
+				PlantOffset = Stage.MeshOffset;
+				PlantScale = SanitizeScale(Stage.MeshScale);
+			}
+
+			// A seed without stage meshes still has to show up, the fallback keeps the plant visible
+			if (!PlantMesh)
+			{
+				PlantMesh = ResolveSoftObject(DefaultPlantMesh);
+			}
+		}
+	}
+}
+void ASeedBedActor::RefreshSlotVisual(FIntVector2 SlotCoordinate)
+{
+	FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(SlotCoordinate);
+	if (!Slot)
+	{
+		return;
+	}
+
+	ApplySlotVisuals(SlotCoordinate, *Slot);
+
+	OnSeedBedSlotChanged.Broadcast(SlotCoordinate, SlotHasPlant(*Slot));
+}
+
+void ASeedBedActor::RefreshAllSlotVisuals()
+{
+	for (TPair<FIntVector2, FSeedBedSeedSlot>& SlotPair : SeedBedSeedSlotsMap)
+	{
+		ApplySlotVisuals(SlotPair.Key, SlotPair.Value);
+	}
+}
+
+bool ASeedBedActor::IsPlantableSeedData(const UItemDataAsset* SeedData)
+{
+	// Only seeds of plants make it into a bed, the meshes are optional and fall back to DefaultPlantMesh
+	return IsValid(SeedData) && SeedData->IsSeed;
+}
+
+void ASeedBedActor::HighlightSlot(FIntVector2 SlotCoordinate)
+{
+	if (!IsSlotFree(SlotCoordinate)) return;
+
+	const FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(SlotCoordinate);
+	if (!Slot) return;
+	
+	const FVector SlotLocation = GetSlotRelativeLocation(SlotCoordinate);
+	
+	if (IsValid(HighlightDecal))
+	{
+		HighlightDecal->SetRelativeLocation(SlotLocation + FVector(0.f, 0.f, 0.f));
+		HighlightDecal->DecalSize = HighlightDecalSize;
+		HighlightDecal->SetVisibility(true);
+	}
+	
+	HighlightedSlotIndex = SlotCoordinate;
+}
+
+void ASeedBedActor::StopHighlightingSlot()
+{
+	HighlightDecal->SetVisibility(false);
+	HighlightedSlotIndex = FIntVector2::NoneValue;
+}
+
+bool ASeedBedActor::IsSlotFree(FIntVector2 SlotCoordinate) const
+{
+	const FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(SlotCoordinate);
+
+	return Slot != nullptr && !SlotHasPlant(*Slot);
+}
+
+int32 ASeedBedActor::GetFreeSlotCount() const
+{
+	int32 FreeSlotCount = 0;
+
+	for (const TPair<FIntVector2, FSeedBedSeedSlot>& SlotPair : SeedBedSeedSlotsMap)
+	{
+		if (!SlotHasPlant(SlotPair.Value))
+		{
+			++FreeSlotCount;
+		}
+	}
+
+	return FreeSlotCount;
+}
+bool ASeedBedActor::FindClosestFreeSlot(const FVector& WorldLocation, FIntVector2& OutSlotCoordinate) const
+{
+	bool bFoundSlot = false;
+	float ClosestDistanceSquared = 0.f;
+
+	for (const TPair<FIntVector2, FSeedBedSeedSlot>& SlotPair : SeedBedSeedSlotsMap)
+	{
+		if (SlotHasPlant(SlotPair.Value))
+		{
+			continue;
+		}
+
+		FVector SlotWorldLocation;
+		if (!GetSlotWorldLocation(SlotPair.Key, SlotWorldLocation))
+		{
+			continue;
+		}
+
+		const float DistanceSquared = FVector::DistSquared(WorldLocation, SlotWorldLocation);
+		if (!bFoundSlot || DistanceSquared < ClosestDistanceSquared)
+		{
+			bFoundSlot = true;
+			ClosestDistanceSquared = DistanceSquared;
+			OutSlotCoordinate = SlotPair.Key;
+		}
+	}
+
+	return bFoundSlot;
+}
+
+bool ASeedBedActor::GetSlotWorldLocation(FIntVector2 SlotCoordinate, FVector& OutWorldLocation) const
+{
+	if (!SeedBedSeedSlotsMap.Contains(SlotCoordinate))
+	{
+		return false;
+	}
+
+	// The location is derived from the grid and the actor transform, so it is valid without any component
+	OutWorldLocation = GetActorTransform().TransformPosition(GetSlotRelativeLocation(SlotCoordinate));
+
+	return true;
+}
+
+int32 ASeedBedActor::ResolveGrowthStageIndex(const FSeedBedSeedSlot& Slot) const
+{
+	const UItemDataAsset* SeedData = Slot.SlotData.ItemDataAsset;
+	if (!IsValid(SeedData))
+	{
+		return INDEX_NONE;
+	}
+
+	// Stages are set up ordered by ChangeOnDay, so the last day that has been reached is the visible one
+	int32 StageIndex = 0;
+
+	for (int32 Index = 0; Index < SeedData->SeedStages.Num(); ++Index)
+	{
+		if (Slot.SlotData.SeedAge < SeedData->SeedStages[Index].ChangeOnDay)
+		{
+			break;
+		}
+
+		StageIndex = Index;
+	}
+
+	return StageIndex;
+}
+//------------------------------------------------------------------------------------------------
+// PLANTING
+//------------------------------------------------------------------------------------------------
+
+bool ASeedBedActor::PlantSeedInSlot(FIntVector2 SlotCoordinate, UItemDataAsset* SeedData, bool bHighQuality)
+{
+	if (!IsSlotFree(SlotCoordinate))
+	{
+		return false;
+	}
+
+	FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(SlotCoordinate);
+	if (!Slot)
+	{
+		return false;
+	}
+
+	// A fresh plant starts at day zero, everything that is stored about it is the state of the new seed
+	Slot->SlotData.ItemDataAsset = SeedData;
+	Slot->SlotData.ItemAssetID = SeedData->GetPrimaryAssetId();
+	Slot->SlotData.GrowTime = FMath::Max(0, SeedData->GrowTimeSelf);
+	Slot->SlotData.SeedAge = 0;
+	Slot->SlotData.WateredTimes = 0;
+	Slot->SlotData.bBloomed = false;
+	Slot->SlotData.bWateredToday = false;
+	Slot->SlotData.bDied = false;
+	Slot->SlotData.bHighQuality = bHighQuality;
+	
+	Slot->SeedBedDynamicMat->SetScalarParameterValue(TEXT("Wetness"), 0.f);
+
+	RefreshSlotVisual(SlotCoordinate);
+
+	return true;
+}
+
+void ASeedBedActor::ClearSeedFromSlot(FIntVector2 SlotCoordinate, bool bRemovePlantMesh)
+{
+	FSeedBedSeedSlot* Slot = SeedBedSeedSlotsMap.Find(SlotCoordinate);
+	if (!Slot)
+	{
+		return;
+	}
+
+	Slot->SlotData.ItemDataAsset = nullptr;
+	Slot->SlotData.ItemAssetID = FPrimaryAssetId();
+	Slot->SlotData.GrowTime = 0;
+	Slot->SlotData.SeedAge = 0;
+	Slot->SlotData.WateredTimes = 0;
+	Slot->SlotData.bBloomed = false;
+	Slot->SlotData.bWateredToday = false;
+	Slot->SlotData.bDied = false;
+	Slot->SlotData.bHighQuality = false;
+
+	if (bRemovePlantMesh)
+	{
+		RefreshSlotVisual(SlotCoordinate);
+		return;
+	}
+
+	// The mesh is left alone on purpose, a harvested plant stays visible until the slot is cleared for real
+	OnSeedBedSlotChanged.Broadcast(SlotCoordinate, false);
+}
 

Source/ProjectEleri/Items/SeedBedActor.h

@@ -1,4 +1,4 @@
-// Fill out your copyright notice in the Description page of Project Settings.
+// Fill out your copyright notice in the Description page of Project Settings.
 
 #pragma once
 
@@ -6,20 +6,242 @@
 #include "GameFramework/Actor.h"
 #include "SeedBedActor.generated.h"
 
+class ATimeOfDayManager;
+class UDecalComponent;
+class UMaterialInterface;
+class UStaticMesh;
+class UStaticMeshComponent;
+class UItemDataAsset;
+
+/** Called every time a slot of the seed bed has been planted, cleared or visually refreshed */
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_TwoParams(FOnSeedBedSlotChanged, FIntVector2, SlotCoordinate, bool, bHasPlant);
+
+USTRUCT(BlueprintType)
+struct FSeedBedSeedSlotData
+{
+	GENERATED_BODY()
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite, Transient)
+	UItemDataAsset* ItemDataAsset;
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	FPrimaryAssetId ItemAssetID;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	int32 GrowTime = 0;
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	int32 SeedAge = 0;
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	int32 WateredTimes = 0;
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	bool bBloomed = false;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	bool bWateredToday = false;
+
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	bool bDied = false;
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	bool bHighQuality = false;
+};
+
+USTRUCT(BlueprintType)
+struct FSeedBedSeedSlot
+{
+	GENERATED_BODY()
+	
+	UPROPERTY(EditAnywhere, BlueprintReadWrite)
+	FSeedBedSeedSlotData SlotData;
+	
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly)
+	UDecalComponent* SeedBedDecal = nullptr;
+	
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly)
+	UMaterialInstanceDynamic* SeedBedDynamicMat = nullptr;
+	
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly)
+	UStaticMeshComponent* PlantStaticMesh;
+};
+
+USTRUCT(BlueprintType)
+struct FSeedBedSaveData
+{
+	GENERATED_BODY()
+	
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly)
+	int32 Index = 0;
+	
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly)
+	TMap<FIntVector2, FSeedBedSeedSlotData> SlotData;
+};
+
 UCLASS()
 class PROJECTELERI_API ASeedBedActor : public AActor
 {
 	GENERATED_BODY()
 
 public:
-	// Sets default values for this actor's properties
 	ASeedBedActor();
+	virtual void Tick(float DeltaTime) override;
+
+	//------------------------------------------------------------------------------------------------
+	// DATA
+	//------------------------------------------------------------------------------------------------
+
+	/** Every slot of the seed bed, keyed by its X / Y coordinate inside the grid */
+	UPROPERTY(EditAnywhere, BlueprintReadOnly)
+	TMap<FIntVector2, FSeedBedSeedSlot> SeedBedSeedSlotsMap;
+
+	UPROPERTY(BlueprintAssignable)
+	FOnSeedBedSlotChanged OnSeedBedSlotChanged;
+	
+	UPROPERTY(EditDefaultsOnly, BlueprintReadOnly)
+	int32 SeedBedIndex = 0;
+
+	//------------------------------------------------------------------------------------------------
+	// SEED BED SETUP
+	//------------------------------------------------------------------------------------------------
+	
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Setup")
+	TSoftObjectPtr<UMaterialInterface> SeedBedDecalMaterial;
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Setup")
+	FVector SeedBedDecalSize = FVector(40.f, 40.f, 40.f);
+	
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Setup")
+	FRotator SeedBedDecalRotation = FRotator(-90.f, 0.f, 0.f);
+	
+	/** Fallback mesh used when the planted seed has no growth stage set up */
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Setup")
+	TSoftObjectPtr<UStaticMesh> DefaultPlantMesh;
+
+	/** Dimensions of the grid generated by GenerateSeedBedGrid, X = columns, Y = rows */
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Setup")
+	FIntVector2 GridSize = FIntVector2(3, 3);
+
+	//------------------------------------------------------------------------------------------------
+	// HIGHLIGHT DECAL
+	//------------------------------------------------------------------------------------------------
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Highlight")
+	TSoftObjectPtr<UMaterialInterface> HighlightDecalMaterial;
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Highlight")
+	FVector HighlightDecalSize = FVector(40.f, 40.f, 40.f);
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seed Bed|Highlight")
+	FRotator HighlightDecalRotation = FRotator(-90.f, 0.f, 0.f);
+
+	//------------------------------------------------------------------------------------------------
+	// GRID GENERATION
+	//------------------------------------------------------------------------------------------------
+
+	/** Generates the seed bed grid using the GridSize set up above (editor helper) */
+	UFUNCTION(BlueprintCallable, CallInEditor, Category = "Seed Bed|Setup")
+	void GenerateSeedBedGrid();
+
+	/** Generates / regenerates the seed bed grid with an explicit size (editor helper) */
+	UFUNCTION(BlueprintCallable, CallInEditor, Category = "Seed Bed|Setup")
+	void GenerateSeedBedGridSized(int32 Columns, int32 Rows, bool bRebuildExistingSlots);
+
+	/** Destroys every slot of the seed bed and clears the slot map (editor helper) */
+	UFUNCTION(BlueprintCallable, CallInEditor, Category = "Seed Bed|Setup")
+	void ClearSeedBedGrid();
+
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed")
+	int32 GetSlotCount() const { return SeedBedSeedSlotsMap.Num(); }
+
+	//------------------------------------------------------------------------------------------------
+	// PLANTING
+	//------------------------------------------------------------------------------------------------
+
+
+	/** Plants a seed into the given slot, returns false when the slot is unknown or already taken */
+	UFUNCTION(BlueprintCallable, Category = "Seed Bed")
+	bool PlantSeedInSlot(FIntVector2 SlotCoordinate, UItemDataAsset* SeedData, bool bHighQuality = false);
+
+	/** Empties a slot, optionally removing the plant mesh as well */
+	UFUNCTION(BlueprintCallable, Category = "Seed Bed")
+	void ClearSeedFromSlot(FIntVector2 SlotCoordinate, bool bRemovePlantMesh = true);
+
+	/** Finds the free slot that is closest to the given world location */
+	UFUNCTION(BlueprintCallable, Category = "Seed Bed")
+	bool FindClosestFreeSlot(const FVector& WorldLocation, FIntVector2& OutSlotCoordinate) const;
+
+	/** World location a plant of the given slot is placed at */
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed")
+	bool GetSlotWorldLocation(FIntVector2 SlotCoordinate, FVector& OutWorldLocation) const;
+
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed")
+	bool IsSlotFree(FIntVector2 SlotCoordinate) const;
+
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed")
+	int32 GetFreeSlotCount() const;
+
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed")
+	bool HasFreeSlot() const { return GetFreeSlotCount() > 0; }
+
+	//------------------------------------------------------------------------------------------------
+	// VISUALS
+	//------------------------------------------------------------------------------------------------
+
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed|Highlight")
+	bool IsHighlightActive() const { return bPlantingHighlightActive; }
+
+	/** Re-applies mesh, material and decal of a single slot */
+	UFUNCTION(BlueprintCallable, Category = "Seed Bed|Visuals")
+	void RefreshSlotVisual(FIntVector2 SlotCoordinate);
+
+	/** Re-applies mesh, material and decal of every slot of the bed */
+	UFUNCTION(BlueprintCallable, Category = "Seed Bed|Visuals")
+	void RefreshAllSlotVisuals();
+
+	/** True when the given asset can be planted in a seed bed at all */
+	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Seed Bed")
+	static bool IsPlantableSeedData(const UItemDataAsset* SeedData);
+	
+	FIntVector2 GetHighlightedSlotIndex() const { return HighlightedSlotIndex; }
+	void HighlightSlot(FIntVector2 SlotCoordinate);
+	void StopHighlightingSlot();
+	FSeedBedSaveData PrepareSeedSaveData();
+	void PropagateSeedSaveData(const FSeedBedSaveData& SeedSaveData);
 	
 protected:
-	// Called when the game starts or when spawned
 	virtual void BeginPlay() override;
+	virtual void EndPlay(const EEndPlayReason::Type EndPlayReason) override;
+	virtual void OnConstruction(const FTransform& Transform) override;
+
+	/** Creates (or rebuilds) the components of a single slot and adds it to the slot map */
+	FSeedBedSeedSlot& CreateSlot(FIntVector2 SlotCoordinate, bool bRebuildIfExisting);
+
+	/** Re-applies material, plant mesh and highlight decal of a slot */
+	void ApplySlotVisuals(FIntVector2 SlotCoordinate, FSeedBedSeedSlot& Slot);
+
+	/** Resolves which growth stage mesh of the planted seed has to be shown */
+	int32 ResolveGrowthStageIndex(const FSeedBedSeedSlot& Slot) const;
+
+	/** Name of a mesh / decal component of a slot, names have to stay stable for serialization */
+	static FName GetSlotComponentName(FIntVector2 SlotCoordinate, const TCHAR* Prefix);
+
+	FVector GetSlotRelativeLocation(FIntVector2 SlotCoordinate) const;
+
+
+	/** Whether the highlight decals of the bed are currently shown */
+	bool bPlantingHighlightActive = false;
+
+	UPROPERTY(Transient)
+	FIntVector2 HighlightedSlotIndex = FIntVector2::NoneValue;
+	
+	/** Decal used to highlight this slot when the player is looking for a place to plant a seed */
+	UPROPERTY(VisibleAnywhere, BlueprintReadOnly)
+	UDecalComponent* HighlightDecal = nullptr;
+	
+	UPROPERTY()
+	ATimeOfDayManager* TimeOfDayManager = nullptr;
 
-public:
-	// Called every frame
-	virtual void Tick(float DeltaTime) override;
 };
+

Source/ProjectEleri/Private/EleriGameState.cpp

@@ -6,67 +6,71 @@
 #include "MyCharacter.h"
 #include "../System/Subsystem/ObjectPersistenceSubsystem.h"
 #include "EngineUtils.h"
+#include "TimeOfDayManager.h"
 #include "Components/StatForgeComponent.h"
 #include "ProjectEleri/System/MainBlueprintFunctionLibrary.h"
 #include "ProjectEleri/GameObjects/EleriBaseActor.h"
 
-AEleriGameState* AEleriGameState::Get(const UObject* WorldContext) {
-    if (WorldContext && WorldContext->GetWorld() && WorldContext->GetWorld()->GetGameState()) {
+AEleriGameState* AEleriGameState::Get(const UObject* WorldContext)
+{
+	if (WorldContext && WorldContext->GetWorld() && WorldContext->GetWorld()->GetGameState())
+	{
 		return Cast<AEleriGameState>(WorldContext->GetWorld()->GetGameState());
 	}
 	return nullptr;
 }
 
-int32 AEleriGameState::GetFriendshipAmount(const UObject* WorldContext, FGameplayTag NpcTag) {
+int32 AEleriGameState::GetFriendshipAmount(const UObject* WorldContext, FGameplayTag NpcTag)
+{
 	if (!Get(WorldContext)) return 0;
 
-    if (const int32* Value = Get(WorldContext)->FriendshipData.Find(NpcTag)) {
+	if (const int32* Value = Get(WorldContext)->FriendshipData.Find(NpcTag))
+	{
 		return *Value;
 	}
 	return 0;
 }
 
-int32 AEleriGameState::ModifyFriendshipAmount(const UObject* WorldContext, FGameplayTag NpcTag, int32 Amount) {
+int32 AEleriGameState::ModifyFriendshipAmount(const UObject* WorldContext, FGameplayTag NpcTag, int32 Amount)
+{
 	if (!Get(WorldContext)) return 0;
 
-    if (int32* Value = Get(WorldContext)->FriendshipData.Find(NpcTag)) {
+	if (int32* Value = Get(WorldContext)->FriendshipData.Find(NpcTag))
+	{
 		*Value += Amount;
 		return *Value;
 	}
-    else {
+	else
+	{
 		Get(WorldContext)->FriendshipData.Add(NpcTag, Amount);
 		return Amount;
 	}
 }
 
-void AEleriGameState::SpawnAllSeeds() {
+void AEleriGameState::PropagateAllSeedData()
+{
 	ItemDatabase = GetWorld()->GetGameInstance()->GetSubsystem<UItemDatabase>();
 	if (!ItemDatabase) return;
-
-	CurrentSpawnIndex = 0;
-	GetWorld()->GetTimerManager().SetTimer(WaitActorSpawnHandle, [this]() {
-		int32 CurrentLoopIndex = 0;
-		for (int32 i = 0; i < SaveData.PlantedSeedsList.Num(); i++) {
-			if (i == this->CurrentSpawnIndex && CurrentLoopIndex < 10 && this->CurrentSpawnIndex < SaveData.PlantedSeedsList.Num()) {
-				CurrentLoopIndex++;
-				this->CurrentSpawnIndex++;
-				const FTransform ObjectTransform = SaveData.PlantedSeedsList[i].ObjectTransform;
-				if (ASeedCarousel* SpawnedSeed = Cast<ASeedCarousel>(UGameplayStatics::BeginDeferredActorSpawnFromClass(GetWorld(), SeedCarouselBpClass, ObjectTransform))) {
-					SpawnedSeed->LoadDataFromSaveStruct(SaveData.PlantedSeedsList[i], ItemDatabase);
-					UE_LOG(LogTemp, Verbose, TEXT("Spawning actor: %s"), *SpawnedSeed->GetName());
-					UGameplayStatics::FinishSpawningActor(SpawnedSeed, ObjectTransform, ESpawnActorScaleMethod::OverrideRootScale);
-					SpawnedSeed->OnUpdatePlantEvent();
+	TArray<AActor*> OutActors;
+	UGameplayStatics::GetAllActorsOfClass(GetWorld(), ASeedBedActor::StaticClass(), OutActors);
+	for (AActor* Actor : OutActors)
+	{
+		if (ASeedBedActor* SeedActor = Cast<ASeedBedActor>(Actor))
+		{
+			if (FSeedBedSaveData* SeedSaveData = SaveData.SeedBedData.Find(SeedActor->SeedBedIndex))
+			{
+				SeedActor->PropagateSeedSaveData(*SeedSaveData);
+			}
+			else
+			{
+				CacheSeedData(SeedActor->SeedBedIndex, SeedActor->PrepareSeedSaveData());
 			}
 		}
 	}
-		if (this->CurrentSpawnIndex == SaveData.PlantedSeedsList.Num() - 1) {
-			GetWorld()->GetTimerManager().ClearTimer(this->WaitActorSpawnHandle);
-			OnPropagateSaveDataComplete.Broadcast();
-		}
-		}, 0.1f, true);
 }
 
-void AEleriGameState::PropagateSaveData(UEleriSaveGame* InSaveData) {
+void AEleriGameState::PropagateSaveData(UEleriSaveGame* InSaveData)
+{
 	check(InSaveData);
 	AMyCharacter* PlayerCharacter = Cast<AMyCharacter>(UGameplayStatics::GetPlayerCharacter(GetWorld(), 0));
 	check(PlayerCharacter);
@@ -77,61 +81,56 @@ void AEleriGameState::PropagateSaveData(UEleriSaveGame* InSaveData) {
 
 	// Load all inventories
 	UGameplayStatics::GetAllActorsWithTag(GetWorld(), INVENTORY_TAG, OutActors);
-	for (int32 i = 0; i < OutActors.Num(); i++) {
-		if (UInventoryComponent* Inv = Cast<UInventoryComponent>(OutActors[i]->GetComponentByClass(UInventoryComponent::StaticClass()))) {
+	for (int32 i = 0; i < OutActors.Num(); i++)
+	{
+		if (UInventoryComponent* Inv = Cast<UInventoryComponent>(
+			OutActors[i]->GetComponentByClass(UInventoryComponent::StaticClass())))
+		{
 			Inv->LoadFromSave(SaveData.InventoryData[FName(OutActors[i]->GetName())]);
 		}
 	}
 
 	//Load placed objects
-	if (UObjectPersistenceSubsystem* ObjectPersistenceSubsystem = GetWorld()->GetGameInstance()->GetSubsystem<UObjectPersistenceSubsystem>()) {
+	if (UObjectPersistenceSubsystem* ObjectPersistenceSubsystem = GetWorld()->GetGameInstance()->GetSubsystem<
+		UObjectPersistenceSubsystem>())
+	{
 		ObjectPersistenceSubsystem->LoadSavedData(SaveData.PlacedActors);
 	}
 
-
-	//Seed delete and spawn should always go last
-	UGameplayStatics::GetAllActorsOfClass(GetWorld(), ASeedCarousel::StaticClass(), OutActors);
-	ActorsToDestroy = OutActors;
-	GetWorld()->GetTimerManager().SetTimer(WaitActorDestructionHandle, [this]() {
-		for (int i = CurrentSpawnIndex; i <= 100; i++) {
-			if (i < ActorsToDestroy.Num()) {
-				UE_LOG(LogTemp, Verbose, TEXT("Destroying actor: %s"), *ActorsToDestroy[i]->GetName());
-				ActorsToDestroy[i]->Destroy();
-				CurrentSpawnIndex++;
-			}
-		}
-
-		if (CurrentSpawnIndex >= ActorsToDestroy.Num()) {
-			ActorsToDestroy.Empty();
-			GetWorld()->GetTimerManager().ClearTimer(WaitActorDestructionHandle);
-			SpawnAllSeeds();
-		}
-		}, 0.1f, true);
-
 	//Promote actor data
-	for (FActorIterator It(GetWorld()); It; ++It) {
+	for (FActorIterator It(GetWorld()); It; ++It)
+	{
 		AActor* Actor = *It;
-		if (!Actor->IsValidLowLevel() || Actor->IsPendingKillPending() || !Cast<ISaveableObjectInterface>(Actor) || !Cast<IActorPersistentIdInterface>(Actor)) {
+		if (!Actor->IsValidLowLevel() || Actor->IsPendingKillPending() || !Cast<ISaveableObjectInterface>(Actor) || !
+			Cast<IActorPersistentIdInterface>(Actor))
+		{
 			continue;
 		}
-		if (auto ActorSaveData = SaveData.ActorSaveData.Find(Cast<IActorPersistentIdInterface>(Actor)->GetPersistentId())) {
+		if (auto ActorSaveData = SaveData.ActorSaveData.Find(
+			Cast<IActorPersistentIdInterface>(Actor)->GetPersistentId()))
+		{
 			Cast<ISaveableObjectInterface>(Actor)->RequestLoad(*ActorSaveData);
 		}
 	}
 
 	//Game event data
-	if (GetWorld()->GetGameInstance()) {
-		if (UGameEventSubsystem* GES = GetWorld()->GetGameInstance()->GetSubsystem<UGameEventSubsystem>()) {
+	if (GetWorld()->GetGameInstance())
+	{
+		if (UGameEventSubsystem* GES = GetWorld()->GetGameInstance()->GetSubsystem<UGameEventSubsystem>())
+		{
 			GES->LoadGameEventMapData(SaveData.EventDataMap);
 		}
 	}
 
 	//Load player data
 	PlayerCharacter->SetActorTransform(SaveData.PlayerTransform);
-	if (UStatForgeComponent* StatForgeComponent = UMainBlueprintFunctionLibrary::GetStatForgeComponentFromPlayer(GetWorld())) {
+	if (UStatForgeComponent* StatForgeComponent =
+		UMainBlueprintFunctionLibrary::GetStatForgeComponentFromPlayer(GetWorld()))
+	{
 		StatForgeComponent->RemoveAllGameplayStatEffects();
 
-		for (const FStatRuntimeDef& Stat : SaveData.StatData) {
+		for (const FStatRuntimeDef& Stat : SaveData.StatData)
+		{
 			FGameplayStatEffectMod Mod;
 			Mod.AffectedStat = Stat.StatDef.StatName;
 			Mod.CalculationType = EGameplayStatEffectModCalculation::Flat;
@@ -143,22 +142,28 @@ void AEleriGameState::PropagateSaveData(UEleriSaveGame* InSaveData) {
 
 		for (const FActiveGameplayStatEffect_SerializedData& SavedGe : SaveData.GameEffects)
 		{
-			const FGuid Id = StatForgeComponent->ApplyGameplayStatEffect(SavedGe.GameplayEffectClass, SavedGe.DataValueMap, SavedGe.StackCount);
+			const FGuid Id = StatForgeComponent->ApplyGameplayStatEffect(
+				SavedGe.GameplayEffectClass, SavedGe.DataValueMap, SavedGe.StackCount);
 			StatForgeComponent->ModifyGeDuration(Id, SavedGe.RemainingDuration, SavedGe.NextTickDuration);
 		}
 	}
+
+	//Seed delete and spawn should always go last
+	PropagateAllSeedData();
 }
 
-const FSaveData& AEleriGameState::PrepareSaveData() {
-	SaveData.Initialize();
-
+const FSaveData& AEleriGameState::PrepareSaveData()
+{
 	//SAVE TIME OF DAY
-	ATimeOfDayManager* TimeOfDay = Cast<ATimeOfDayManager>(UGameplayStatics::GetActorOfClass(GetWorld(), ATimeOfDayManager::StaticClass()));
+	ATimeOfDayManager* TimeOfDay = Cast<ATimeOfDayManager>(
+		UGameplayStatics::GetActorOfClass(GetWorld(), ATimeOfDayManager::StaticClass()));
 	check(TimeOfDay);
-	SaveData.SetTimeOFDayData(TimeOfDay->GetDaysPassed(), TimeOfDay->GetMonth(), TimeOfDay->GetYear(), TimeOfDay->GetExactMinutes(), TimeOfDay->GetCurrentHours());
+	SaveData.SetTimeOFDayData(TimeOfDay->GetDaysPassed(), TimeOfDay->GetMonth(), TimeOfDay->GetYear(),
+	                          TimeOfDay->GetExactMinutes(), TimeOfDay->GetCurrentHours());
 
 	//SAVE BOOK
-	const ABookOfAlchemyManager* Book = Cast<ABookOfAlchemyManager>(UGameplayStatics::GetActorOfClass(GetWorld(), ABookOfAlchemyManager::StaticClass()));
+	const ABookOfAlchemyManager* Book = Cast<ABookOfAlchemyManager>(
+		UGameplayStatics::GetActorOfClass(GetWorld(), ABookOfAlchemyManager::StaticClass()));
 	check(Book);
 	SaveData.SetBookProgressionData(Book->BookProgression);
 
@@ -166,24 +171,32 @@ const FSaveData& AEleriGameState::PrepareSaveData() {
 
 	//SAVE INVENTORIES
 	UGameplayStatics::GetAllActorsWithTag(GetWorld(), INVENTORY_TAG, OutActors);
-	for (int32 i = 0; i < OutActors.Num(); i++) {
-		if (UInventoryComponent* Inv = Cast<UInventoryComponent>(OutActors[i]->GetComponentByClass(UInventoryComponent::StaticClass()))) {
+	for (int32 i = 0; i < OutActors.Num(); i++)
+	{
+		if (UInventoryComponent* Inv = Cast<UInventoryComponent>(
+			OutActors[i]->GetComponentByClass(UInventoryComponent::StaticClass())))
+		{
 			SaveData.SetInventoryDataForActor(OutActors[i], Inv);
 		}
 	}
 
-	//SAVE SEEDS IN WORLD
-	UGameplayStatics::GetAllActorsOfClass(GetWorld(), ASeedCarousel::StaticClass(), OutActors);
-	for (int32 i = 0; i < OutActors.Num(); i++) {
-		if (ASeedCarousel* SeedActor = Cast<ASeedCarousel>(OutActors[i])) {
-			const FSeedSaveData SeedSaveData = FSeedSaveData(SeedActor);
-			SaveData.SetPlantedSeedData(FName(SeedActor->GetName()), SeedSaveData);
-		}
+	//SAVE PLACED OBJECTS
+	if (UObjectPersistenceSubsystem* ObjectPersistenceSubsystem = GetWorld()->GetGameInstance()->GetSubsystem<
+		UObjectPersistenceSubsystem>())
+	{
+		SaveData.SetPlacedObjectsData(ObjectPersistenceSubsystem->PrepareSaveData());
 	}
 
-	//SAVE PLACED OBJECTS
-	if (UObjectPersistenceSubsystem* ObjectPersistenceSubsystem = GetWorld()->GetGameInstance()->GetSubsystem<UObjectPersistenceSubsystem>()) {
-		SaveData.SetPlacedObjectsData(ObjectPersistenceSubsystem->PrepareSaveData());
+	//SAVE SEEDS
+	OutActors.Empty();
+	UGameplayStatics::GetAllActorsOfClass(GetWorld(), ASeedBedActor::StaticClass(), OutActors);
+	for (AActor* SeedActor : OutActors)
+	{
+		if (ASeedBedActor* SeedBedActor = Cast<ASeedBedActor>(SeedActor))
+		{
+			FSeedBedSaveData SeedSaveData = SeedBedActor->PrepareSeedSaveData();
+			CacheSeedData(SeedSaveData.Index, SeedSaveData);
+		}
 	}
 
 	//SAVE ACTORS
@@ -199,22 +212,43 @@ const FSaveData& AEleriGameState::PrepareSaveData() {
 	return SaveData;
 }
 
-void AEleriGameState::CacheActorData(AEleriBaseActor* EleriActor) {
+void AEleriGameState::CacheActorData(AEleriBaseActor* EleriActor)
+{
 	if (!IsValid(EleriActor)) return;
-	if (auto FoundActorData = SaveData.ActorSaveData.Find(EleriActor->GetPersistentId())) {
+	if (auto FoundActorData = SaveData.ActorSaveData.Find(EleriActor->GetPersistentId()))
+	{
 		*FoundActorData = Cast<ISaveableObjectInterface>(EleriActor)->RequestSave();
 	}
-	else {
-		SaveData.ActorSaveData.Add(Cast<IActorPersistentIdInterface>(EleriActor)->GetPersistentId(), Cast<ISaveableObjectInterface>(EleriActor)->RequestSave());
+	else
+	{
+		SaveData.ActorSaveData.Add(Cast<IActorPersistentIdInterface>(EleriActor)->GetPersistentId(),
+		                           Cast<ISaveableObjectInterface>(EleriActor)->RequestSave());
 	}
 }
 
-bool AEleriGameState::RequestActorSaveData(const AEleriBaseActor* EleriActor, FActorSaveData& OutData) const {
+bool AEleriGameState::RequestActorSaveData(const AEleriBaseActor* EleriActor, FActorSaveData& OutData) const
+{
 	if (!IsValid(EleriActor)) return false;
 
-	if (auto FoundActorData = SaveData.ActorSaveData.Find(EleriActor->GetPersistentId())) {
+	if (auto FoundActorData = SaveData.ActorSaveData.Find(EleriActor->GetPersistentId()))
+	{
 		OutData = *FoundActorData;
 		return true;
 	}
 	return false;
 }
+
+void AEleriGameState::CacheSeedData(int32 Index, const FSeedBedSaveData& Data)
+{
+	SaveData.SetPlantedSeedData(Index, Data);
+}
+
+bool AEleriGameState::GetSeedData(int32 Index, FSeedBedSaveData& OutData)
+{
+	if (const FSeedBedSaveData* FoundData = SaveData.SeedBedData.Find(Index))
+	{
+		OutData = *FoundData;
+	}
+
+	return false;
+}

Source/ProjectEleri/Private/EleriPlayerController.cpp

@@ -22,6 +22,8 @@
 #include "ProjectEleri/DialogueSystem/DialogueWidget.h"
 #include "Subsystem/InteractionSubsystem.h"
 #include "Interface/InteractableActorInterface.h"
+#include "EngineUtils.h"
+#include "ProjectEleri/Items/SeedBedActor.h"
 
 AEleriPlayerController::AEleriPlayerController(const FObjectInitializer &ObjectInitializer)
     : Super(ObjectInitializer)
@@ -188,6 +190,11 @@ void AEleriPlayerController::SetupInputComponent()
             PlayerEnhancedInputComponent->BindAction(WaterSeedAction, ETriggerEvent::Started, this, &AEleriPlayerController::OnHarvestSeed);
         }
 
+        if (PlantSeedAction)
+        {
+            PlayerEnhancedInputComponent->BindAction(PlantSeedAction, ETriggerEvent::Started, this, &AEleriPlayerController::OnPlantSeedAction);
+        }
+
         if (UiBackAction)
         {
             PlayerEnhancedInputComponent->BindAction(UiBackAction, ETriggerEvent::Started, this, &AEleriPlayerController::OnControllerBackAction);
@@ -1125,7 +1132,7 @@ void AEleriPlayerController::OnInteract(const FInputActionValue &Value)
         return;
 
     if (PlayerCharacter->GetIsPlanting())
-        PlayerCharacter->PlantSeed();
+        TryPlantSelectedSeed();
 
     // Ask the InteractionSystem plugin's subsystem for the closest valid interactable
     // and fire the interaction on it if we have one.
@@ -1152,6 +1159,115 @@ void AEleriPlayerController::OnHarvestSeed(const FInputActionValue &Value)
 {
 }
 
+// PLANTING
+
+void AEleriPlayerController::SetSeedToPlant(UItemDataAsset *SeedData, bool bHighQuality)
+{
+    // Anything that is not a seed that fits into a seed bed is rejected, the UI cannot leave us in a bad state
+    SeedToPlant = ASeedBedActor::IsPlantableSeedData(SeedData) ? SeedData : nullptr;
+    bSeedToPlantHighQuality = IsValid(SeedToPlant) && bHighQuality;
+
+    // Selecting a seed is what starts the planting, the beds in range light up for it right away
+    if (IsValid(SeedToPlant))
+    {
+        SetPlantingMode(true);
+    }
+}
+
+void AEleriPlayerController::ClearSeedToPlant()
+{
+    if (!IsValid(SeedToPlant) && !bSeedToPlantHighQuality)
+        return;
+
+    SeedToPlant = nullptr;
+    bSeedToPlantHighQuality = false;
+
+    // Nothing is being planted anymore, so the beds stop being highlighted
+    if (IsPlantingModeActive())
+    {
+        SetPlantingMode(false);
+    }
+}
+
+bool AEleriPlayerController::IsPlantingModeActive() const
+{
+    return IsValid(PlayerCharacter) && PlayerCharacter->GetIsPlanting();
+}
+
+void AEleriPlayerController::SetPlantingMode(bool bActive)
+{
+    if (!IsValid(PlayerCharacter))
+        return;
+
+    PlayerCharacter->SetPlanting(bActive);
+
+    // Planting gets its own context so it can take a key over without touching the other contexts
+    if (IsValid(PlantingContext))
+    {
+        if (UEnhancedInputLocalPlayerSubsystem *Subsystem = ULocalPlayer::GetSubsystem<UEnhancedInputLocalPlayerSubsystem>(GetLocalPlayer()))
+        {
+            if (bActive)
+            {
+                Subsystem->AddMappingContext(PlantingContext, 6);
+            }
+            else
+            {
+                Subsystem->RemoveMappingContext(PlantingContext);
+            }
+        }
+    }
+}
+
+void AEleriPlayerController::TryPlantSelectedSeed()
+{
+    if (!IsValid(PlayerCharacter))
+        return;
+
+    // A seed that is not plantable anymore, for example when the inventory was emptied, drops out of planting
+    if (!ASeedBedActor::IsPlantableSeedData(SeedToPlant))
+    {
+        ClearSeedToPlant();
+        return;
+    }
+
+    ASeedBedActor *SeedBed = PlayerCharacter->GetClosestSeedBedActor();
+    if (!IsValid(SeedBed))
+        return;
+
+    const FVector PlayerLocation = PlayerCharacter->GetActorLocation();
+
+    FIntVector2 SlotCoordinate = SeedBed->GetHighlightedSlotIndex();
+    if (SlotCoordinate == FIntVector2::NoneValue)
+        return;
+
+    UInventoryComponent *Inventory = UMainBlueprintFunctionLibrary::GetPlayerInventory(this);
+    if (!IsValid(Inventory))
+        return;
+
+    // The seed is paid for before it is planted, so a slot can never hold a seed the inventory never had
+    const FPrimaryAssetId SeedAssetId = SeedToPlant->GetPrimaryAssetId();
+    if (Inventory->HasItem(SeedAssetId, true, bSeedToPlantHighQuality) <= 0)
+        return;
+
+    if (!SeedBed->PlantSeedInSlot(SlotCoordinate, SeedToPlant, bSeedToPlantHighQuality))
+        return;
+
+    Inventory->RemoveItemFromInventory(SeedAssetId, 1, true, bSeedToPlantHighQuality);
+    
+    if (Inventory->HasItem(SeedAssetId, true, bSeedToPlantHighQuality) == INDEX_NONE)
+    {
+        ClearSeedToPlant();
+    }
+}
+
+void AEleriPlayerController::OnPlantSeedAction(const FInputActionValue &Value)
+{
+    if (!IsValid(PlayerCharacter))
+        return;
+
+    TryPlantSelectedSeed();
+}
+
 void AEleriPlayerController::StartMinigame(EMinigameType MinigameType, const TSoftObjectPtr<UBaseMinigameDataAsset> &DataAsset)
 {
     if (!IsValid(PlayerCharacter) ||

Source/ProjectEleri/Private/EleriSaveGame.cpp

@@ -14,7 +14,7 @@ void FSaveData::Initialize()
 	BookProgression.Empty();
 	InventoryData.Empty();
 	QuestList.Empty();
-	PlantedSeedsList.Empty();
+	SeedBedData.Empty();
 	PlacedActors.Empty();
 	ActorSaveData.Empty();
 	EventDataMap.Empty();
@@ -46,11 +46,11 @@ void FSaveData::SetInventoryDataForActor(AActor* Actor, UInventoryComponent* Inv
 	InventoryData.Add(ActorID, Inventory->PrepareSaveData());
 }
 
-void FSaveData::SetPlantedSeedData(FName ActorId, FSeedSaveData SeedSaveData)
+void FSaveData::SetPlantedSeedData(int32 Index, const FSeedBedSaveData& SeedSaveData)
 {
-	if(ActorId.IsNone()) return;
+	if(Index < 0) return;
 
-	PlantedSeedsList.Add(SeedSaveData);
+	SeedBedData.Add(Index, SeedSaveData);
 }
 
 void FSaveData::SetPlacedObjectsData(TArray<FPlaceableActorInfo> InPlacedActors)

Source/ProjectEleri/Private/MyCharacter.cpp

@@ -17,6 +17,7 @@
 #include "Components/CapsuleComponent.h"
 #include "Components/StatForgeComponent.h"
 #include "GameFramework/SpringArmComponent.h"
+#include "ProjectEleri/Items/SeedBedActor.h"
 
 
 #if WITH_EDITOR
@@ -124,12 +125,39 @@ void AMyCharacter::Tick(float DeltaTime)
 {
 	Super::Tick(DeltaTime);
 
-	// if (CurrentZoomTimer > 0.f) {
-	// 	const float ZoomDelta = (NextZoomOffsetTarget * DeltaTime) / ZoomTime;
-	// 	SpringArmRef->TargetArmLength += ZoomDelta;
-	// 	CurrentZoomTimer -= DeltaTime;
-	// 	UE_LOG(LogTemp, Warning, TEXT("Zooming in: ZoomDelta:%f"), ZoomDelta);
-	// }
+	if (bIsPlanting)
+	{
+		ASeedBedActor* ClosestActor = nullptr;
+		float ClosestDistance = 9999999999.f;
+		const FVector PointToCheck = GetActorLocation() + (GetActorForwardVector() * 100.f);
+		const float ThresholdDist = FMath::Pow(1000.f, 2.f);
+		
+		for (ASeedBedActor* SeedBeds : SeedBedActors)
+		{
+			const double Dist = FVector::DistSquaredXY(PointToCheck, SeedBeds->GetActorLocation());
+			if (Dist <= ClosestDistance && Dist <= ThresholdDist)
+			{
+				ClosestDistance = Dist;
+				ClosestActor = SeedBeds;
+			}
+		}
+		
+		if (LastClosestSeedBedActor)
+		{
+			LastClosestSeedBedActor->StopHighlightingSlot();
+		}
+		
+		if (ClosestActor)
+		{
+			FIntVector2 OutSlotCoordinate;
+			if (ClosestActor->FindClosestFreeSlot(PointToCheck, OutSlotCoordinate))
+			{
+				ClosestActor->HighlightSlot(OutSlotCoordinate);
+			}
+		}
+		
+		LastClosestSeedBedActor = ClosestActor;
+	}
 }
 
 void AMyCharacter::EndPlay(const EEndPlayReason::Type EndPlayReason)
@@ -305,9 +333,28 @@ void AMyCharacter::InitiateLoad()
 	GameInstance->LoadGame();
 }
 
-void AMyCharacter::PlantSeed()
+void AMyCharacter::SetPlanting(bool bActive)
 {
-	bIs_Planting = !bIs_Planting;
+	bIsPlanting = bActive;
+	
+	if (bIsPlanting)
+	{
+		SeedBedActors.Empty();
+		TArray<AActor*> OutActors;
+		UGameplayStatics::GetAllActorsOfClass(this, ASeedBedActor::StaticClass(), OutActors);
+		for (AActor* Actor : OutActors)
+		{
+			SeedBedActors.Add(Cast<ASeedBedActor>(Actor));
+		}
+	}
+	else
+	{
+		if (LastClosestSeedBedActor)
+		{
+			LastClosestSeedBedActor->StopHighlightingSlot();
+			LastClosestSeedBedActor = nullptr;
+		}
+	}
 }
 
 void AMyCharacter::BeginWatering()

Source/ProjectEleri/Public/EleriGameState.h

@@ -27,20 +27,22 @@ public:
 	UPROPERTY(EditDefaultsOnly, BlueprintReadWrite)
 	TSubclassOf<ASeedCarousel> SeedCarouselBpClass;
 
-
 	UFUNCTION(BlueprintCallable, BlueprintPure, Category = "Game State", meta=(WorldContext="WorldContext", GameplayTagFilter = "Characters"))
 	static int32 GetFriendshipAmount(const UObject* WorldContext, FGameplayTag NpcTag);
 	UFUNCTION(BlueprintCallable, Category = "Game State", meta = (WorldContext = "WorldContext", GameplayTagFilter = "Characters"))
 	static int32 ModifyFriendshipAmount(const UObject* WorldContext, FGameplayTag NpcTag, int32 Amount);
 
 	void PropagateSaveData(UEleriSaveGame* InSaveData);
-	void SpawnAllSeeds();
+	void PropagateAllSeedData();
 	const FSaveData& PrepareSaveData();
 
 	//Caches actor data but doesn't save it to disk
 	void CacheActorData(AEleriBaseActor* EleriActor);
 	bool RequestActorSaveData(const AEleriBaseActor* EleriActor, FActorSaveData& OutData) const;
 	
+	void CacheSeedData(int32 Index, const FSeedBedSaveData& Data);
+	bool GetSeedData(int32 Index, FSeedBedSaveData& OutData);
+
 	UPROPERTY()
 	FOnPropagateSaveDataComplete OnPropagateSaveDataComplete;
 	

Source/ProjectEleri/Public/EleriPlayerController.h

@@ -17,6 +17,9 @@
 
 #include "EleriPlayerController.generated.h"
 
+class ASeedBedActor;
+class UItemDataAsset;
+
 UENUM(BlueprintType)
 enum class UiInputType : uint8 {
 	NONE,
@@ -222,6 +225,14 @@ public:
 	UPROPERTY(EditDefaultsOnly, Category = "Action Input")
 	UInputAction* WaterSeedAction;
 
+	/** Action used to plant the selected seed into the closest seed bed slot */
+	UPROPERTY(EditDefaultsOnly, Category = "Action Input")
+	UInputAction* PlantSeedAction;
+
+	/** Mapping context pushed while planting, it may only contain actions that planting needs */
+	UPROPERTY(EditDefaultsOnly, Category = "Action Input")
+	UInputMappingContext* PlantingContext;
+
 	UPROPERTY(EditDefaultsOnly, Category = "Book Input")
 	UInputAction* BookNextPageAction;
 	UPROPERTY(EditDefaultsOnly, Category = "Book Input")
@@ -373,6 +384,41 @@ public:
 	void CloseMinigame(int32 Score);
 	FOnMinigameComplete OnMinigameComplete;
 
+	// PLANTING
+	/** Seed the player selected in the inventory, it is what the planting action plants */
+	UFUNCTION(BlueprintCallable)
+	void SetSeedToPlant(UItemDataAsset* SeedData, bool bHighQuality = false);
+
+	/** Forgets the selected seed, the seed beds stop being highlighted for it */
+	UFUNCTION(BlueprintCallable)
+	void ClearSeedToPlant();
+
+	UFUNCTION(BlueprintCallable, BlueprintPure)
+	UItemDataAsset* GetSeedToPlant() const { return SeedToPlant; }
+
+	UFUNCTION(BlueprintCallable, BlueprintPure)
+	bool IsSeedToPlantHighQuality() const { return bSeedToPlantHighQuality; }
+
+	/** Plants the selected seed into the closest free slot of the closest seed bed, removes it from the inventory */
+	UFUNCTION(BlueprintCallable)
+	void TryPlantSelectedSeed();
+
+	/** True while the player is in planting mode, the seed beds in range are highlighted then */
+	UFUNCTION(BlueprintCallable, BlueprintPure)
+	bool IsPlantingModeActive() const;
+
+	/** Enters / leaves planting mode, the highlights of the seed beds in range follow it */
+	UFUNCTION(BlueprintCallable)
+	void SetPlantingMode(bool bActive);
+
+	UPROPERTY(BlueprintReadOnly, Category = "Planting")
+	UItemDataAsset* SeedToPlant;
+
+	UPROPERTY(BlueprintReadOnly, Category = "Planting")
+	bool bSeedToPlantHighQuality = false;
+
+	void OnPlantSeedAction(const FInputActionValue& Value);
+
 	// REMOVE MODE
 protected:
 public:

Source/ProjectEleri/Public/EleriSaveGame.h

@@ -4,7 +4,6 @@
 
 #include "CoreMinimal.h"
 #include "GameFramework/SaveGame.h"
-#include "ProjectEleri/DialogueSystem/OrderManager.h"
 #include "ProjectEleri/DialogueSystem/QuestDatabase.h"
 #include "BookOfAlchemyManager.h"
 #include "InventoryComponent.h"
@@ -13,6 +12,7 @@
 #include "ProjectEleri/GameEventSystem/GameEventSubsystem.h"
 #include "Data/GameplayStatEffect.h"
 #include "Data/StatForgeDefs.h"
+#include "ProjectEleri/Items/SeedBedActor.h"
 #include "ProjectEleri/System/TimeOfDayStruct.h"
 #include "EleriSaveGame.generated.h"
 
@@ -54,7 +54,7 @@ struct FSaveData {
 	TArray<FQuestItem> QuestList;
 
 	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Seeds")
-	TArray<FSeedSaveData> PlantedSeedsList;
+	TMap<int32, FSeedBedSaveData> SeedBedData;
 
 	UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "Placed Objects")
 	TArray<FPlaceableActorInfo> PlacedActors;
@@ -79,7 +79,7 @@ struct FSaveData {
 	void SetTimeOFDayData(int32 _Day, int32 _Month, int32 _Year, int32 _Minute, int32 _Hour);
 	void SetBookProgressionData(TArray<FBookProgressionInfo> _BookProgression);
 	void SetInventoryDataForActor(AActor* Actor, UInventoryComponent* Inventory);
-	void SetPlantedSeedData(FName ActorId, FSeedSaveData SeedSaveData);
+	void SetPlantedSeedData(int32 Index, const FSeedBedSaveData& SeedSaveData);
 	void SetPlacedObjectsData(TArray<FPlaceableActorInfo> InPlacedActors);
 	void CollectSaveableActorsData(const UWorld* World);
 	void SetGameEventData(const UWorld* World);

Source/ProjectEleri/Public/MyCharacter.h

@@ -16,6 +16,7 @@
 
 #include "MyCharacter.generated.h"
 
+class ASeedBedActor;
 class USpringArmComponent;
 class UStatForgeComponent;
 class AEleriPlayerController;
@@ -51,8 +52,14 @@ protected:
 	UPROPERTY()
 	AActor* OverlapsWithInteractable;
 
+	//PLANTING STUFF START
 	UPROPERTY()
-	bool bIs_Planting;
+	bool bIsPlanting = false;
+	UPROPERTY()
+	TArray<ASeedBedActor*> SeedBedActors;
+	UPROPERTY()
+	ASeedBedActor* LastClosestSeedBedActor = nullptr;
+	//PLANTING STUFF END
 
 	UPROPERTY()
 	AWaterBall* WaterBallSpawned;
@@ -226,8 +233,13 @@ public:
 	UFUNCTION(BlueprintCallable)
 	void InitiateLoad();
 
-	void PlantSeed();
-	inline bool GetIsPlanting() { return bIs_Planting; }
+	/** Sets the planting flag directly, the player controller uses this to keep both sides in sync */
+	UFUNCTION(BlueprintCallable)
+	void SetPlanting(bool bActive);
+	ASeedBedActor* GetClosestSeedBedActor() { return LastClosestSeedBedActor; }
+
+	UFUNCTION(BlueprintCallable, BlueprintPure)
+	inline bool GetIsPlanting() { return bIsPlanting; }
 
 	void BeginWatering();
 	void EndWatering() const;