// SendClientCheck example script by evgen1137
// thanks to MTA devs for structs
#include <a_samp>

native SendClientCheck(playerid, type, arg, offset, size);
forward OnClientCheckResponse(playerid, type, arg, response);

#define GetBit(%0,%1) ((%0 >> %1) & 1)

enum Flags
{
	b0x01,
    bApplyGravity,
    bDisableFriction,
    bCollidable,
    b0x10,
    bDisableMovement,
    b0x40,
    b0x80,

    bSubmergedInWater,
    bOnSolidSurface,
    bBroken,
    b0x800,
    b0x1000,
    b0x2000,
    b0x4000,
    b0x8000,

    b0x10000,
    b0x20000,
    bBulletProof,
    bFireProof,
    bCollisionProof,
    bMeeleProof,
    bInvulnerable,
    bExplosionProof,

    b0x1000000,
    bAttachedToEntity,
    b0x4000000,
    bTouchingWater,
    bEnableCollision,
    bDestroyed,
    b0x40000000,
    b0x80000000
};

new PhysFlags[MAX_PLAYERS][Flags];
new Timer;

public OnFilterScriptInit()
{
	Timer = SetTimer("TimerFunc", 1000, true);
}

public OnFilterScriptExit()
{
	KillTimer(Timer);
}

public OnPlayerConnect(playerid)
{
	for(new i = 0; i < 32; i++)
	{
	    PhysFlags[playerid][Flags:i] = 0;
	}
	SendClientCheck(playerid, 0x48, 0, 0, 2);
	SendClientCheck(playerid, 0x46, 1598, 0, 28); // 1598 - beachball
	SendClientCheck(playerid, 0x47, 1598, 0, 48); // 1598 - beachball
	return 1;
}

public OnClientCheckResponse(playerid, type, arg, response)
{
	new str[128];
	switch(type)
	{
	    case 0x2:
	    {
	        // CPhysicalSAInterface
			// https://github.com/multitheftauto/mtasa-blue/blob/master/MTA10/game_sa/CPhysicalSA.h#L39-L73
			for(new i = 0; i < 32; i++)
			{
			    PhysFlags[playerid][Flags:i] = GetBit(arg, i);
			}
			format(str, sizeof(str), "bSubmergedInWater: %d, bOnSolidSurface: %d", PhysFlags[playerid][bSubmergedInWater], PhysFlags[playerid][bOnSolidSurface]);
			SendClientMessage(playerid, -1, str);
	    }
 		case 0x46:
		{
		    // CBaseModelInfoSAInterface
		    // https://github.com/multitheftauto/mtasa-blue/blob/master/MTA10/game_sa/CModelInfoSA.h#L138-L181
		    format(str, sizeof(str), "Model %d has checksum 0x%x", arg, response);
			SendClientMessage(playerid, -1, str);
		}
	    case 0x47: 
		{
		    // CColModelSAInterface
		    // https://github.com/multitheftauto/mtasa-blue/blob/master/MTA10/game_sa/CColModelSA.h#L87-L91
		    format(str, sizeof(str), "Col model %d has checksum 0x%x", arg, response);
			SendClientMessage(playerid, -1, str);
		}
		case 0x48:
		{
			format(str, sizeof(str), "Your computer has been running for %s!", Convert(arg / 1000));
			SendClientMessage(playerid, -1, str);
		}
	}
	return 1;
}

forward TimerFunc();
public TimerFunc()
{
	for(new i = 0; i < MAX_PLAYERS; i++)
	{
	    if(!IsPlayerConnected(i)) continue;
	    SendClientCheck(i, 0x2, 0, 0, 2);
	}
}

Convert(number)
{
    new hours = 0, mins = 0, secs = 0, string[100];
    hours = floatround(number / 3600);
    mins = floatround((number / 60) - (hours * 60));
    secs = floatround(number - ((hours * 3600) + (mins * 60)));
    if(hours > 0)
    {
        format(string, 100, "%d:%02d:%02d", hours, mins, secs);
    }
    else
    {
        format(string, 100, "%d:%02d", mins, secs);
    }
    return string;
}