SG_GameMode.h

// Snake Game, Copyright LifeEXE. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "GameFramework/GameModeBase.h"
#include "SnakeGame/Core/Game.h"
#include "Engine/DataTable.h"
#include "InputActionValue.h"
#include "SG_GameMode.generated.h"
 
class ASG_Grid;
class AExponentialHeightFog;
class ASG_Snake;
class UInputAction;
class UInputMappingContext;
class ASG_Food;
class ASG_HUD;
 
UCLASS()
class SNAKEGAME_API ASG_GameMode : public AGameModeBase
{
    GENERATED_BODY()
 
public:
    ASG_GameMode();
    virtual void StartPlay() override;
    virtual void Tick(float DeltaSeconds) override;
 
protected:
    UPROPERTY(EditDefaultsOnly, Category = "Settings")
    bool bOverrideUserSettings{false};
 
    UPROPERTY(EditDefaultsOnly, meta = (ClampMin = "10", ClampMax = "100", EditCondition = "bOverrideUserSettings", EditConditionHides),
        Category = "Settings")
    FUintPoint GridDims{10, 10};
 
    UPROPERTY(EditDefaultsOnly, meta = (ClampMin = "10", ClampMax = "100", EditCondition = "bOverrideUserSettings", EditConditionHides),
        Category = "Settings")
    uint32 CellSize{10};
 
    UPROPERTY(EditDefaultsOnly, meta = (ClampMin = "4", ClampMax = "10", EditCondition = "bOverrideUserSettings", EditConditionHides),
        Category = "Settings")
    uint32 SnakeDefaultSize{5};
 
    UPROPERTY(EditDefaultsOnly, meta = (ClampMin = "0.01", ClampMax = "10", EditCondition = "bOverrideUserSettings", EditConditionHides),
        Category = "Settings")
    float GameSpeed{1.0f};
 
    UPROPERTY(EditDefaultsOnly, Category = "Design")
    TSubclassOf<ASG_Grid> GridVisualClass;
 
    UPROPERTY(EditDefaultsOnly, Category = "Design")
    TSubclassOf<ASG_Snake> SnakeVisualClass;
 
    UPROPERTY(EditDefaultsOnly, Category = "Design")
    TSubclassOf<ASG_Food> FoodVisualClass;
 
    UPROPERTY(EditDefaultsOnly, Category = "Design")
    TObjectPtr<UDataTable> ColorsTable;
 
    UPROPERTY(EditDefaultsOnly, Category = "SnakeInput")
    TObjectPtr<UInputAction> MoveForwardInputAction;
 
    UPROPERTY(EditDefaultsOnly, Category = "SnakeInput")
    TObjectPtr<UInputAction> MoveRightInputAction;
 
    UPROPERTY(EditDefaultsOnly, Category = "SnakeInput")
    TObjectPtr<UInputAction> ResetGameInputAction;
 
    UPROPERTY(EditDefaultsOnly, Category = "SnakeInput")
    TObjectPtr<UInputMappingContext> InputMapping;
 
private:
    UPROPERTY()
    TObjectPtr<ASG_Grid> GridVisual;
 
    UPROPERTY()
    TObjectPtr<ASG_Snake> SnakeVisual;
 
    UPROPERTY()
    TObjectPtr<ASG_Food> FoodVisual;
 
    UPROPERTY()
    TObjectPtr<AExponentialHeightFog> Fog;
 
    UPROPERTY()
    TObjectPtr<ASG_HUD> HUD;
 
    UFUNCTION(Exec, Category = "Console command")
    void NextColor();
 
private:
    TSharedPtr<SnakeGame::Game> Game;
    uint32 ColorTableIndex{0};
    SnakeGame::Input SnakeInput{SnakeGame::Input::Default};
 
    SnakeGame::Settings MakeSettings() const;
 
    void FindFog();
 
    void UpdateColors();
 
    void SetupInput();
    void OnMoveForward(const FInputActionValue& Value);
    void OnMoveRight(const FInputActionValue& Value);
    void OnGameReset(const FInputActionValue& Value);
 
    void SubscribeOnGameEvents();
};