// Console commands of the player's body (Player/Body): Descent.Body.View, .Guns, .ThirdPerson.
// The switches themselves are console variables (descent.Body.OldArm, descent.Body.Guns); the commands set them and say what they did.

#include "Debug/DescentCommandUtil.h"
#include "Player/Body/DescentPlayerBodyComponent.h"
#include "Player/DescentCharacter.h"
#include "TheDescent.h"

#include "Engine/World.h"
#include "GameFramework/PlayerController.h"
#include "HAL/IConsoleManager.h"

namespace
{
	UDescentPlayerBodyComponent* BodyCmdBody(UWorld* World)
	{
		const APlayerController* PC = World ? World->GetFirstPlayerController() : nullptr;
		const ADescentCharacter* Ch = PC ? Cast<ADescentCharacter>(PC->GetPawn()) : nullptr;
		return Ch ? Ch->Body.Get() : nullptr;
	}

	void CmdBodyView(const TArray<FString>& Args, UWorld* World)
	{
		const bool bArm = Args.Num() == 1 && Args[0].Equals(TEXT("arm"), ESearchCase::IgnoreCase);
		const bool bBody = Args.Num() == 1 && Args[0].Equals(TEXT("body"), ESearchCase::IgnoreCase);
		if (!bArm && !bBody)
		{
			Descent::Cmd::Fail(World, TEXT("Descent.Body.View"), TEXT("usage: Descent.Body.View <body|arm>   (body: the Twinblast body, the default; arm: the old cybernetic arm viewmodel, no body)"));
			return;
		}
		UDescentPlayerBodyComponent::SetOldArmView(bArm);
		if (UDescentPlayerBodyComponent* Body = BodyCmdBody(World)) { Body->Refresh(0.0); }
		UE_LOG(LogDescent, Display, TEXT("Body.View: the player's view is %s"), bArm ? TEXT("the old arm (the body is not drawn)") : TEXT("the Twinblast body"));
	}

	void CmdBodyGuns(const TArray<FString>& Args, UWorld* World)
	{
		bool bValid = false;
		const bool bShow = Args.Num() == 1 && Descent::Cmd::ParseBool(Args[0], bValid);
		if (!bValid)
		{
			Descent::Cmd::Fail(World, TEXT("Descent.Body.ShowGuns"), TEXT("usage: Descent.Body.ShowGuns <0 or 1>   (0: the body's two pistols are not drawn, the default)"));
			return;
		}
		UDescentPlayerBodyComponent::SetGunsWanted(bShow);
		if (UDescentPlayerBodyComponent* Body = BodyCmdBody(World)) { Body->Refresh(0.0); }
		UE_LOG(LogDescent, Display, TEXT("Body.Guns: the pistols are %s"), bShow ? TEXT("drawn") : TEXT("not drawn"));
	}

	void CmdBodyThirdPerson(const TArray<FString>& Args, UWorld* World)
	{
		bool bValid = false;
		const bool bOn = Args.Num() == 1 && Descent::Cmd::ParseBool(Args[0], bValid);
		UDescentPlayerBodyComponent* Body = BodyCmdBody(World);
		if (!bValid || !Body)
		{
			Descent::Cmd::Fail(World, TEXT("Descent.Body.ThirdPerson"), !bValid ? TEXT("usage: Descent.Body.ThirdPerson <0 or 1>   (1: the whole man with his head and the pack's own arm pose even in his own view)") : TEXT("the player's pawn has no body (needs a running game)"));
			return;
		}
		Body->bForceThirdPerson = bOn;
		Body->Refresh(0.0);
		UE_LOG(LogDescent, Display, TEXT("Body.ThirdPerson: %d"), bOn ? 1 : 0);
	}

	FAutoConsoleCommandWithWorldAndArgs GBodyCmdView(TEXT("Descent.Body.View"), TEXT("Descent.Body.View <body|arm> - the Twinblast body (default) or the old cybernetic arm as the player's view"),
		FConsoleCommandWithWorldAndArgsDelegate::CreateStatic(&CmdBodyView));
	FAutoConsoleCommandWithWorldAndArgs GBodyCmdGuns(TEXT("Descent.Body.ShowGuns"), TEXT("Descent.Body.ShowGuns <0 or 1> - draw the body's two pistols (default 0)"),
		FConsoleCommandWithWorldAndArgsDelegate::CreateStatic(&CmdBodyGuns));
	FAutoConsoleCommandWithWorldAndArgs GBodyCmdThirdPerson(TEXT("Descent.Body.ThirdPerson"), TEXT("Descent.Body.ThirdPerson <0 or 1> - the settings of any other view even in the player's own view (debug)"),
		FConsoleCommandWithWorldAndArgsDelegate::CreateStatic(&CmdBodyThirdPerson));
}