58. Broadcasting Data Table Rows

Project/Config/DefaultGame.ini

@@ -10,6 +10,7 @@ Tag_GlobalPPV=Global_PPV
 Template_PlayerCamera=/Game/Actors/BP_CameraMount.BP_CameraMount_C
 Template_HUD_HostUI=/Game/UI/UI_Host.UI_Host_C
 Template_HostWidgetController=/Game/UI/BP_HostWidgetController.BP_HostWidgetController_C
+TaggedMessageTable=/Game/Core/Tables/DT_TaggedMessages.DT_TaggedMessages
 
 [/Script/GameplayAbilities.AbilitySystemGlobals]
 bUseDebugTargetFromHud=true

Project/Config/DefaultGameplayTags.ini

@@ -6,11 +6,15 @@ AllowEditorTagUnloading=True
 AllowGameTagUnloading=False
 FastReplication=False
 InvalidTagCharacters="\"\',"
-+GameplayTagTableList=/Game/Core/DT_PrimaryAttributes.DT_PrimaryAttributes
++GameplayTagTableList=/Game/Core/Tables/DT_PrimaryAttributes.DT_PrimaryAttributes
 NumBitsForContainerSize=6
 NetIndexFirstBitSegment=16
 +GameplayTagList=(Tag="Attributes.Vital.Health",DevComment="")
 +GameplayTagList=(Tag="Attributes.Vital.Mana",DevComment="")
 +GameplayTagList=(Tag="Attributes.Vital.MaxHealth",DevComment="")
 +GameplayTagList=(Tag="Attributes.Vital.MaxMana",DevComment="")
++GameplayTagList=(Tag="Message.Crystal.Health",DevComment="")
++GameplayTagList=(Tag="Message.Crystal.Mana",DevComment="")
++GameplayTagList=(Tag="Message.Potion.Health",DevComment="")
++GameplayTagList=(Tag="Message.Potion.Mana",DevComment="")
 

Project/Saved/AssetData/DataTableEditorLayout/DT_TaggedMessages.json

@@ -0,0 +1,9 @@
+{
+	"ColumnWidths":
+	{
+		"Image": 487,
+		"Tag": 246,
+		"Message": 439,
+		"MessageTemplate": 232
+	}
+}

Project/Source/Gasa/AbilitySystem/GasaAbilitySystemComponent.cpp

@@ -21,12 +21,7 @@ void UGasaAbilitySystemComp::EffectApplied(UAbilitySystemComponent* AbilitySyste
 {
 	FGameplayTagContainer Tags;
 	Spec.GetAllAssetTags(Tags);
-	for (FGameplayTag const& Tag : Tags)
-	{
-		// TODO(Ed): Broadcast the tag to the widget controller
-		FString Msg = FString::Printf(TEXT("GE Tag: %s"), * Tag.ToString());
-		Log(Msg);
-	}
+	Event_OnEffectAppliedAssetTags.Broadcast(Tags);
 }
 
 void UGasaAbilitySystemComp::InitAbilityActorInfo(AActor* InOwnerActor, AActor* InAvatarActor)

Project/Source/Gasa/AbilitySystem/GasaAbilitySystemComponent.h

@@ -1,16 +1,22 @@
 #pragma once
 
 #include "AbilitySystemComponent.h"
-
 #include "GasaCommon.h"
 
 #include "GasaAbilitySystemComponent.generated.h"
 
+
+DECLARE_MULTICAST_DELEGATE_OneParam(FEffectAssetTagsSig, FGameplayTagContainer const& /*Tags*/);
+
+
 UCLASS(BlueprintType)
 class GASA_API UGasaAbilitySystemComp : public UAbilitySystemComponent
 {
 	GENERATED_BODY()
 public:
+
+	FEffectAssetTagsSig Event_OnEffectAppliedAssetTags;
+	
 	// TODO(Ed): If hes only using this to bind the EffectApplied to a delegate, then just use the init override instead.
 	void OnAbilityActorInfoSet();
 

Project/Source/Gasa/GasaCommon.h

@@ -23,6 +23,7 @@
 struct FInputActionValue;
 struct FGameplayEffectContextHandle;
 struct FGameplayEffectModCallbackData;
+struct FGameplayTagContainer;
 struct FOnAttributeChangeData;
 struct FReplicationFlags;
 
@@ -44,6 +45,7 @@ class UInputAction;
 class UInputMappingContext;
 class USphereComponent;
 class USpringArmComponent;
+class UTexture2D;
 #pragma endregion Engine Forwards
 
 #pragma region Engine Plugin Forwards
@@ -72,6 +74,7 @@ class UGasaObject;
 class UGasaOverlay;
 class UGasaProgressBar;
 class UGasaSizeBox;
+class UGasaUserWidget;
 class UHostWidgetController;
 class UHUDHostWidget;
 class UWidgetController;

Project/Source/Gasa/GasaContainers.h

@@ -2,6 +2,14 @@
 
 #include "GasaCommon.h"
 
+template<typename RowType>
+inline
+RowType* GetDataTableRowByTag(UDataTable* DT, FGameplayTag& Tag)
+{
+	RowType* Row = DT->FindRow<RowType>(Tag.GetTagName(), TEXT(""));
+	return Row;
+}
+
 template<typename KeyType, typename ValueType>
 inline
 void RemoveKeys(TMap<KeyType, ValueType> Map, TArray<KeyType> Keys)

Project/Source/Gasa/GasaDevOptions.h

@@ -1,11 +1,12 @@
 #pragma once
 
+#include "Engine/DataTable.h"
 #include "Engine/DeveloperSettings.h"
 
 #include "GasaCommon.h"
-
 #include "GasaDevOptions.generated.h"
 
+
 UCLASS(Config=Game, DefaultConfig, meta=(DisplayName="Gasa"))
 class GASA_API UGasaDevOptions : public UDeveloperSettings
 {
@@ -15,6 +16,9 @@ public:
 	// NOTE(Ed): Any Soft-References must have their includes defined in GasaDevOptions.cpp
 	// They are used by GasaGen for the GasaDevOptionsCache
 
+	UPROPERTY(Config, EditAnywhere, BlueprintReadOnly, Category="UI")
+	TSoftObjectPtr<UDataTable> TaggedMessageTable;
+
 	UPROPERTY(Config, EditAnywhere, BlueprintReadOnly, Category="UI")
 	TSoftClassPtr<ACameraMount> Template_PlayerCamera;
 

Project/Source/Gasa/GasaDevOptionsCache.cpp

@@ -11,6 +11,9 @@ void FGasaDevOptionsCache::CachedDevOptions()
 {
 	UGasaDevOptions* DevOpts = GetMutDevOptions();
 
+	TaggedMessageTable = DevOpts->TaggedMessageTable.LoadSynchronous();
+	ensureMsgf( TaggedMessageTable != nullptr, TEXT( "TaggedMessageTable is null, DO NOT RUN PIE or else you may get a crash if not handled in BP or C++" ) );
+
 	Template_PlayerCamera = DevOpts->Template_PlayerCamera.LoadSynchronous();
 	ensureMsgf(
 	    Template_PlayerCamera != nullptr, TEXT( "Template_PlayerCamera is null, DO NOT RUN PIE or else you may get a crash if not handled in BP or C++" )

Project/Source/Gasa/GasaDevOptionsCache.h

@@ -8,6 +8,8 @@ struct GASA_API FGasaDevOptionsCache
 {
 	GENERATED_BODY()
 
+	UPROPERTY()
+	UObject* TaggedMessageTable;
 	UPROPERTY()
 	UClass* Template_PlayerCamera;
 	UPROPERTY()

Project/Source/Gasa/UI/HostWIdgetController.cpp

@@ -2,6 +2,9 @@
 #include "AbilitySystem/GasaAbilitySystemComponent_Inlines.h"
 #include "AbilitySystem/GasaAttributeSet.h"
 #include "GameplayEffectTypes.h"
+#include "GasaDevOptions.h"
+#include "TaggedMessageRow.h"
+using namespace Gasa;
 
 
 
@@ -30,6 +33,20 @@ void UHostWidgetController::MaxManaChanged( FOnAttributeChangeData const& Attrib
 }
 #pragma endregion Attribute Changed Callbacks
 
+void UHostWidgetController::OnEffectAppliedAssetTags( FGameplayTagContainer const& AssetTags )
+{
+	UDataTable* TaggedMessages = GetDevOptions()->TaggedMessageTable.Get();
+	for ( FGameplayTag const& Tag : AssetTags )
+	{
+		FGameplayTag MessageTagCategory = FGameplayTag::RequestGameplayTag( FName( "Message" ) );
+		if ( ! Tag.MatchesTag( MessageTagCategory ) )
+			continue;
+
+		FTaggedMessageRow* Row = TaggedMessages->FindRow<FTaggedMessageRow>( Tag.GetTagName(), TEXT( "" ) );
+		OnTaggedAssetMessage.Broadcast( *Row );
+	}
+}
+
 void UHostWidgetController::BroadcastInitialValues()
 {
 	// This function is managed by: GenGasa/GenGasa_HostWidgetController.cpp
@@ -66,4 +83,6 @@ void UHostWidgetController::BindCallbacksToDependencies()
 	FOnGameplayAttributeValueChange& MaxManaAttributeChangedDelegate =
 	    AbilitySystem->GetGameplayAttributeValueChangeDelegate( GasaAttribs->GetMaxManaAttribute() );
 	MaxManaAttributeChangedDelegate.AddUObject( this, &ThisClass::MaxManaChanged );
+
+	AbilitySystem->Event_OnEffectAppliedAssetTags.AddUObject( this, &UHostWidgetController::OnEffectAppliedAssetTags );
 }

Project/Source/Gasa/UI/HostWidgetController.h

@@ -1,7 +1,10 @@
 #pragma once
 
+#include "GasaCommon.h"
+#include "TaggedMessageRow.h"
 #include "WidgetController.h"
 #include "HostWidgetController.generated.h"
+
 DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam( FAttributeFloatChangedSig, float, NewValue );
 
 UCLASS( Blueprintable, BlueprintType )
@@ -30,6 +33,11 @@ public:
 	void MaxManaChanged( FOnAttributeChangeData const& Data );
 #pragma endregion Attribute Events
 
+	UPROPERTY( BlueprintAssignable, Category = "Messages" )
+	FTaggedMessageRowSig OnTaggedAssetMessage;
+
+	void OnEffectAppliedAssetTags( FGameplayTagContainer const& AssetTags );
+
 #pragma region WidgetController
 	void BroadcastInitialValues() override;
 	void BindCallbacksToDependencies() override;

Project/Source/Gasa/UI/TaggedMessageRow.h

@@ -0,0 +1,28 @@
+#pragma once
+
+#include "GameplayTagContainer.h"
+#include "GasaCommon.h"
+#include "Engine/DataTable.h"
+#include "Templates/SubclassOf.h"
+
+#include "TaggedMessageRow.generated.h"
+
+USTRUCT(BlueprintType)
+struct FTaggedMessageRow : public FTableRowBase
+{
+	GENERATED_BODY()
+	
+	UPROPERTY(EditAnywhere, BlueprintReadOnly)
+	FGameplayTag Tag;
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly)
+	FText Message;
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly)
+	TSubclassOf<UGasaUserWidget> MessageTemplate;
+
+	UPROPERTY(EditAnywhere, BlueprintReadOnly)
+	UTexture2D* Image;
+};
+
+DECLARE_DYNAMIC_MULTICAST_DELEGATE_OneParam(FTaggedMessageRowSig, FTaggedMessageRow, Message);

Project/Source/GasaGen/GasaGen_HostWidgetController.cpp

@@ -209,6 +209,8 @@ void gen_UHostWidgetController()
 					UGasaAttributeSet*      GasaAttribs   = Cast<UGasaAttributeSet>( Data.Attributes );
 
 					<bindings>
+
+					AbilitySystem->Event_OnEffectAppliedAssetTags.AddUObject(this, & UHostWidgetController::OnEffectAppliedAssetTags);
 				})
 			));
 		}