SA:MP L4D Heal

#include <a_samp>
#include <progress>

#define HOLDING(%0) \
	((newkeys & (%0)) == (%0))

#define RELEASED(%0) \
	(((newkeys & (%0)) != (%0)) && ((oldkeys & (%0)) == (%0)))

#define COLOR_RED 0xE81717AA

forward OnPlayerHealing(playerid);

enum hInfo
{
	bool:Heal,
 	bool:Give,
 	bool:Get,
	Float:HPAdded,
	Bar:loading,
	hpl
};

new Text:loadt;
new HealthInfo[MAX_PLAYERS][hInfo];

stock GivePlayerHealPack(playerid)
{
	    HealthInfo[playerid][Heal] = true;
	    HealthInfo[playerid][Get] = true;
	    HealthInfo[playerid][Give] = false;
	    HealthInfo[playerid][HPAdded] = 0.0;
		SetPlayerAttachedObject(playerid, 1, 1580, 1, 0.0, -0.06, 0.0, 88, 0.0, 0.0);
		TogglePlayerControllable(playerid, true);
}

public OnFilterScriptInit()
{
	print("/Left 4 Dead Healing script by GangSteR], [FD] Clan's healing script!/");
	print("/L4D Healing: ON! /");
	loadt = TextDrawCreate(228,354, "Healing yourself...");
	TextDrawFont(loadt,1);
	TextDrawColor(loadt, 0xFF0303AA);
	TextDrawSetShadow(loadt, 1);
	return 1;
}

public OnFilterScriptExit()
{
	print("L4D Healing: OFF! /");
	return 1;
}

public OnPlayerConnect(playerid)
{
	return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
	HealthInfo[playerid][Heal] = false;
	HealthInfo[playerid][Give] = false;
	HealthInfo[playerid][Get] = false;
	return 1;
}

public OnPlayerSpawn(playerid)
{
    GivePlayerHealPack(playerid);
	return 1;
}

public OnPlayerDeath(playerid, killerid, reason)
{
 	if(HealthInfo[playerid][Heal] == true)
 	{
		HealthInfo[playerid][Heal] = false;
		HealthInfo[playerid][Get] = false;
	  	HealthInfo[playerid][Give] = false;
	   	HealthInfo[playerid][HPAdded] = 0.0;
		HideProgressBarForPlayer(playerid, HealthInfo[playerid][loading]);
  		TextDrawHideForPlayer(playerid, loadt);
		DestroyProgressBar(HealthInfo[playerid][loading]);
		KillTimer(HealthInfo[playerid][hpl]);
	}
	return 1;
}

public OnPlayerCommandText(playerid, cmdtext[])
{
	if(strcmp("/Health", cmdtext, true, 10) == 0)
	{
	    if(HealthInfo[playerid][Get] == true) return 0;
		GivePlayerHealPack(playerid);
		return 1;
	}
	return 0;
}

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
	if(HOLDING(KEY_FIRE))
	{
	    if(GetPlayerWeapon(playerid) == 0)
	    {
	    	HealthInfo[playerid][loading] = CreateProgressBar(226.00, 370.00, 204.0, 14.9, 1687547306, 100.0);
			SetProgressBarColor(HealthInfo[playerid][loading], 0xFF0303AA);
	        if(HealthInfo[playerid][Heal] == true)
	        {
				new Float:a;
				ClearAnimations(playerid);
 				GetPlayerFacingAngle(playerid, a);
 				HealthInfo[playerid][Give] = true;
				HealthInfo[playerid][hpl] = SetTimerEx("OnPlayerHealing", 11, 1,"i", playerid);
				ShowProgressBarForPlayer(playerid, HealthInfo[playerid][loading]);
				TextDrawShowForPlayer(playerid, loadt);
				TogglePlayerControllable(playerid, 0);
				SetPlayerFacingAngle(playerid, a+180.0);
				ApplyAnimation(playerid, "MISC", "Idle_Chat_02", 4.1, 0, 1, 1, 1, 1);
			}
		}
	}
	if(RELEASED(KEY_FIRE))
	{
	    if(GetPlayerWeapon(playerid) == 0)
	    {
	        if(HealthInfo[playerid][Heal] == true)
	        {
	            HealthInfo[playerid][Give] = false;
                HealthInfo[playerid][HPAdded] = 0.0;
                KillTimer(HealthInfo[playerid][hpl]);
				HideProgressBarForPlayer(playerid, HealthInfo[playerid][loading]);
				SetCameraBehindPlayer(playerid);
				TogglePlayerControllable(playerid, true);
                TextDrawHideForPlayer(playerid, loadt);
				ClearAnimations(playerid);
				DestroyProgressBar(HealthInfo[playerid][loading]);

	        }
	    }
	}
	return 1;
}

public OnPlayerHealing(playerid)
{
	if(HealthInfo[playerid][Heal] == true)
	{
		if(HealthInfo[playerid][Give] == true)
		{
	    	if(HealthInfo[playerid][HPAdded] < 100.0)
	    	{
	    	    HealthInfo[playerid][HPAdded] = HealthInfo[playerid][HPAdded]+0.15;
	        	SetProgressBarValue(HealthInfo[playerid][loading], HealthInfo[playerid][HPAdded]);
				UpdateProgressBar(HealthInfo[playerid][loading], playerid);
				ApplyAnimation(playerid, "MISC", "Idle_Chat_02", 4.1, 0, 1, 1, 1, 1);
			}
			else if(HealthInfo[playerid][HPAdded] > 100.0)
			{
			    ClearAnimations(playerid);
			    HealthInfo[playerid][HPAdded] = 0.0;
		    	HealthInfo[playerid][Heal] = false;
		    	HealthInfo[playerid][Give] = false;
		    	HealthInfo[playerid][Get] = false;
 				HideProgressBarForPlayer(playerid, HealthInfo[playerid][loading]);
				SetCameraBehindPlayer(playerid);
				TextDrawHideForPlayer(playerid, loadt);
				RemovePlayerAttachedObject(playerid, 1);
				TogglePlayerControllable(playerid, true);
    			SendClientMessage(playerid, COLOR_RED, "HEAL INFO: {FAF7F8}Charged your health successfully!");
       			SetPlayerHealth(playerid, 100.0);
       			DestroyProgressBar(HealthInfo[playerid][loading]);
       			KillTimer(HealthInfo[playerid][hpl]);
			}
		}
	}
}