GPS System samp by Electrux

#include <a_samp>
#include <sscanf2>
#include <dini>
#include <zcmd>
#include <dfile>

#define MAX_GPS_LOCATIONS 100
#define MAX_GPS_NAME_STRING 100

#define GPS_DIALOG 5900

#define COLOR_GREY 0xAFAFAFAA
#define COLOR_GREEN 0x33AA33AA
#define COLOR_RED 0xAA3333AA
#define COLOR_YELLOW 0xFFFF00AA
#define COLOR_WHITE 0xFFFFFFAA
#define COLOR_BLUE 0x0000BBAA
#define COLOR_LIGHTBLUE 0x33CCFFAA
#define COLOR_ORANGE 0xFF9900AA
#define COLOR_RED 0xAA3333AA
#define COLOR_LIME 0x10F441AA
#define COLOR_MAGENTA 0xFF00FFFF
#define COLOR_NAVY 0x000080AA
#define COLOR_AQUA 0xF0F8FFAA
#define COLOR_CRIMSON 0xDC143CAA
#define COLOR_FLBLUE 0x6495EDAA
#define COLOR_BISQUE 0xFFE4C4AA
#define COLOR_BLACK 0x000000AA
#define COLOR_CHARTREUSE 0x7FFF00AA
#define COLOR_BROWN 0XA52A2AAA
#define COLOR_CORAL 0xFF7F50AA
#define COLOR_GOLD 0xB8860BAA
#define COLOR_GREENYELLOW 0xADFF2FAA
#define COLOR_INDIGO 0x4B00B0AA
#define COLOR_IVORY 0xFFFF82AA
#define COLOR_LAWNGREEN 0x7CFC00AA
#define COLOR_SEAGREEN 0x20B2AAAA
#define COLOR_LIMEGREEN 0x32CD32AA //<--- Dark lime
#define COLOR_MIDNIGHTBLUE 0X191970AA
#define COLOR_MAROON 0x800000AA
#define COLOR_OLIVE 0x808000AA
#define COLOR_ORANGERED 0xFF4500AA
#define COLOR_PINK 0xFFC0CBAA // - Light pink
#define COLOR_SPRINGGREEN 0x00FF7FAA
#define COLOR_TOMATO 0xFF6347AA // - Tomato >:/ sounds wrong lol... well... :P
#define COLOR_YELLOWGREEN 0x9ACD32AA //- like military green
#define COLOR_MEDIUMAQUA 0x83BFBFAA
#define COLOR_MEDIUMMAGENTA 0x8B008BAA // dark magenta ^^
#define COLOR_GREY 0xAFAFAFAA

new gpspos[MAX_PLAYERS][MAX_GPS_LOCATIONS][MAX_GPS_NAME_STRING];
new indexgps[MAX_PLAYERS];

public OnFilterScriptInit()
{
    print("\n--------------------------------------");
    print(" Loaded GPS FilterScript by ELECTRUX!!");
    print("--------------------------------------\n");
    return 1;
}

public OnFilterScriptExit()
{
    for(new i=0; i<=MAX_PLAYERS; i++)
    {
        indexgps[i] = -1;
        for(new j=0; j<=MAX_GPS_LOCATIONS; j++)
        {
            for(new k=0; k<=MAX_GPS_NAME_STRING; k++)
                gpspos[i][j][k] = -1;
        }
    }
    return 1;
}



public OnPlayerConnect(playerid)
{
    new pname[50],folder[100];
    GetPlayerName(playerid,pname,sizeof(pname));
    format(folder,sizeof(folder),"/gps/%s",pname);
    if(!dfile_DirectoryExists(folder))
    {
        dfile_CreateDirectory(folder);
    }
    return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
    indexgps[playerid] = -1;
    for(new i=0; i<=MAX_GPS_LOCATIONS; i++)
    {
        for(new j=0; j<=MAX_GPS_NAME_STRING; j++)
            gpspos[playerid][i][j] = -1;
    }
    return 1;
}

CMD:newgpspos(playerid,params[])
{
    new placename[50],pname[50],file[100],Float:x,Float:y,Float:z;
    indexgps[playerid] = GetPlayerGPSFileCount(playerid);
    if(sscanf(params,"s",placename)) return SendClientMessage(playerid,COLOR_RED,"USAGE: /newgpspos [PLACE NAME]");
    GetPlayerName(playerid,pname,sizeof(pname));
    GetPlayerPos(playerid,x,y,z);
    format(file,sizeof(file),"/gps/%s/%d.gps",pname,indexgps[playerid]);
    dini_Create(file);
    dini_Set(file,"Name",placename);
    dini_FloatSet(file,"PosX",x);
    dini_FloatSet(file,"PosY",y);
    dini_FloatSet(file,"PosZ",z);
    SendClientMessage(playerid,COLOR_GREEN,"Place added to your GPS. Use /gps to see.");
    return 1;
}

CMD:gps(playerid,params[])
{
    new pname[50],mstring[2000],str1[256],str2[260],file[100];
    GetPlayerName(playerid,pname,sizeof(pname));
    for(new i=0; i<=MAX_GPS_LOCATIONS; i++)
    {
        format(file,sizeof(file),"/gps/%s/%d.gps",pname,i);
        if(dini_Exists(file))
        {
            str1 = dini_Get(file,"Name");
            format(str2,sizeof(str2),"%s\n",str1);
            strcat(mstring,str2);
        }
    }
    ShowPlayerDialog(playerid,GPS_DIALOG,DIALOG_STYLE_LIST,"GPS Locations",mstring,"OK","Cancel");
    return 1;
}

public OnPlayerEnterCheckpoint(playerid)
{
    DisablePlayerCheckpoint(playerid);
    return 1;
}
public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
    if(dialogid == GPS_DIALOG)
    {
        if(response == 1)
        {
            new pname[50],file[200],Float:px,Float:py,Float:pz,send[100];
            GetPlayerName(playerid,pname,sizeof(pname));
            format(file,sizeof(file),"/gps/%s/%d.gps",pname,listitem);
            px = dini_Float(file,"PosX");
            py = dini_Float(file,"PosY");
            pz = dini_Float(file,"PosZ");
            SetPlayerCheckpoint(playerid,px,py,pz,3.0);
            format(send,sizeof(send),"Checkpoint made at %.2f %.2f %.2f",px,py,pz);
            SendClientMessage(playerid,COLOR_GREEN,send);
            return 1;
        }
        else
        {
            SendClientMessage(playerid,COLOR_RED,"You cancelled!");
            return 1;
        }
    }
    return 0;
}

stock GetPlayerGPSFileCount(playerid)
{
    new file[100],pname[50];
    GetPlayerName(playerid,pname,sizeof(pname));
    for(new i=0; i<=MAX_GPS_LOCATIONS; i++)
    {
        format(file,sizeof(file),"/gps/%s/%d.gps",pname,i);
        if(!dini_Exists(file))
        {
            return i;
        }
    }
    return 1;
}