Weapon Shop v1.0 w/ RPG

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#define FILTERSCRIPT
#define VERSION_WEP_SHOP        "1.0"   // Version Script.
#define WEAPONS_DIALOG          137     // Dialog ID for Weapon Shop (You can change this value if your script already defined this dialog ID).
#define MAX_WEAPS_SELL          29      // You must correct this value with enumeration on WeaponData. (Ex: I already have 28 weapons, and you must change value to 29 if you add a weapon in enum).
//-----------------------------------------------------------------------------------------------//
#include <a_samp>
#include <colors>
#include <sscanf>
#include <zcmd>
//-----------------------------------------------------------------------------------------------//
new WeaponData[MAX_WEAPS_SELL][3] =
{
    {2,250,1},          // Golf Club
    {3,350,1},          // Nite Stick
    {4,450,1},          // Knife
    {5,550,1},          // Baseball Bat
    {6,650,1},          // Shovel
    {7,750,1},          // Pool Cue
    {8,850,1},          // Katana
    {16,15000,10},      // Grenade
    {17,5000,10},       // Tear Gas
    {18,20000,10},      // Molotov
    {22,1500,250},      // 9MM
    {23,2000,250},      // Silenced Pistol
    {24,3500,250},      // Desert Eagle
    {25,3700,200},      // Shotgun
    {26,3750,200},      // Sawn-off Shotgun
    {27,3800,200},      // Combat Shotgun
    {28,2500,750},      // Micro SMG
    {29,3000,750},      // MP5
    {30,4000,1000},     // AK-47
    {31,5000,1000},     // M4A1
    {32,2500,750},      // TEC-9
    {33,6500,200},      // Country Rifle
    {34,7000,200},      // Sniper Rifle
    {35,10000,20},      // Sniper Rifle
    {41,5500,1000},     // Spray Can
    {42,6500,1000},     // Fire Extinguisher
    {43,2000,72},       // Camera
    {46,500,1},         // Parachute
    {0,200,100}         // Health and Armour (I'm using ID 0 because ID 0 is fist (unused).
};  // Format array: {Weapon ID, Weapon Price, Ammo} Further Information look at GetPlayerWeaponNameFromModel(weaponid);
new weaponstring[1024]; // I know this array is too big.
//-----------------------------------------------------------------------------------------------//
public OnFilterScriptInit()
{
    for(new w = 0; w < MAX_WEAPS_SELL; w++)
    {
        format(weaponstring,sizeof(weaponstring),"%s\n%d. %s - %d Ammo - $%d",weaponstring,w+1,GetWeaponNameFromModel(w),WeaponData[w][2],WeaponData[w][1]);
    }
    //-------------------------------------------------------------------------------------------//
    print("\n--------------------------------------");
    print(" Weapon Shop v"#VERSION_WEP_SHOP" by: hack4ever a.k.a. sheenIDGS");
    print(" STATUS: LOADED.");
    print(" WARNING: DON'T REMOVE ANY CREDITS !!!!.");
    print("--------------------------------------\n");
    return 1;
}

public OnFilterScriptExit()
{
    print("\n--------------------------------------");
    print(" Weapon Shop v"#VERSION_WEP_SHOP" by: hack4ever a.k.a. sheenIDGS");
    print(" STATUS: UNLOADED.");
    print(" WARNING: DON'T REMOVE ANY CREDITS !!!!.");
    print("--------------------------------------\n");
    return 1;
}

public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
    new string[128]; new value = strval(inputtext); new weap = GetPVarInt(playerid, "WeapNumber");
    //-------------------------------------------------------------------------------------------//
    if(dialogid == WEAPONS_DIALOG)
    {
        if(response)
        {
            if(value <= 0 || value > MAX_WEAPS_SELL)
            {
                SendClientMessage(playerid, COLOR_RED, "ERROR: Wrong input number weapon!");
                return 1;
            }
            if(WeaponData[value-1][0] == 0)
            {
                if(GetPlayerMoney(playerid) >= WeaponData[value-1][1])
                {
                    GivePlayerMoney(playerid, 0-WeaponData[value-1][1]);
                    SetPlayerHealth(playerid, 100.0);
                    SetPlayerArmour(playerid, 100.0);
                    format(string,sizeof(string),"SUCCESS: You have spent $%d for refill \"%s\".", WeaponData[value-1][1], GetWeaponNameFromModel(value-1));
                    SendClientMessage(playerid, COLOR_GREEN, string);
                }
                if(GetPlayerMoney(playerid) < WeaponData[value-1][1])
                {
                    format(string,sizeof(string),"ERROR: You need $%d to refill \"%s\".", WeaponData[value-1][1], GetWeaponNameFromModel(value-1));
                    SendClientMessage(playerid, COLOR_RED, string);
                }
                return 1;
            }
            if(WeaponData[value-1][2] == 1)
            {
                if(GetPlayerMoney(playerid) >= WeaponData[value-1][1])
                {
                    GivePlayerMoney(playerid, 0-WeaponData[value-1][1]);
                    GivePlayerWeapon(playerid, WeaponData[value-1][0], WeaponData[value-1][2]);
                    format(string,sizeof(string),"SUCCESS: You have spent $%d for bought \"%s\".", WeaponData[value-1][1], GetWeaponNameFromModel(value-1));
                    SendClientMessage(playerid, COLOR_GREEN, string);
                }
                if(GetPlayerMoney(playerid) < WeaponData[value-1][1])
                {
                    format(string,sizeof(string),"ERROR: You need $%d to buy \"%s\"", WeaponData[value-1][1], GetWeaponNameFromModel(value-1));
                    SendClientMessage(playerid, COLOR_RED, string);
                }
                return 1;
            }
            format(string,sizeof(string),"You will buy \"%s\" with %d ammo and the prize is $%d per packet.\nPlease input belom how many packets do you want.", GetWeaponNameFromModel(value-1), WeaponData[value-1][2], WeaponData[value-1][1]);
            ShowPlayerDialog(playerid, WEAPONS_DIALOG+1, DIALOG_STYLE_INPUT, "Weapon Shop | created by : hack4ever", string, "Bring it On", "Cancel");
            SetPVarInt(playerid, "WeapNumber", value-1);
        }
    }

    if(dialogid == WEAPONS_DIALOG+1)
    {
        if(response)
        {
            if(value < 0 || value == 0)
            {
                SendClientMessage(playerid, COLOR_RED, "ERROR: Wrong amount.");
                return 1;
            }
            if(value > 100)
            {
                SendClientMessage(playerid, COLOR_RED, "ERROR: You can't buy more than 100 packets for 1 transaction!");
                return 1;
            }
            if(WeaponData[weap][1]*value > GetPlayerMoney(playerid))
            {
                format(string,sizeof(string),"ERROR: You need $%d to buy \"%s\" for %d packets.", WeaponData[weap][1]*value, GetWeaponNameFromModel(weap), value);
                SendClientMessage(playerid, COLOR_RED, string);
                return 1;
            }
            GivePlayerWeapon(playerid, WeaponData[weap][0], WeaponData[weap][2]*value);
            GivePlayerMoney(playerid, 0-WeaponData[weap][1]*value);
            format(string,sizeof(string),"SUCCESS: You have spent $%d for bought \"%s\" with %d packets. (Ammo : %d)", WeaponData[weap][1]*value, GetWeaponNameFromModel(weap), value, WeaponData[weap][2]*value);
            SendClientMessage(playerid, COLOR_GREEN, string);
        }
    }
    return 1;
}

stock GetWeaponNameFromModel(weaponid)
{
    new weapon[32];
    GetWeaponName(WeaponData[weaponid][0],weapon,32);
    if(WeaponData[weaponid][0] == 18) { weapon = "Molotov Cocktail"; }
    if(WeaponData[weaponid][0] == 0) { weapon = "Health and Armour"; }
    return weapon;
}

//  I'm using stock IsAtWeaponShop for check is player in ammu-nation
stock IsAtWeaponShop(playerid)
{
    if(IsPlayerConnected(playerid))
    {
        if(IsPlayerInRangeOfPoint(playerid, 50.0, 296.0515,-105.3873,1001.5156) || IsPlayerInRangeOfPoint(playerid, 50.0, 291.1880,-84.7032,1001.5156) || IsPlayerInRangeOfPoint(playerid, 50.0, 291.5020,-39.4228,1001.5156))
        {
            return 1;
        }
        else if(IsPlayerInRangeOfPoint(playerid, 50.0, 317.4479,-162.2596,999.5938) || IsPlayerInRangeOfPoint(playerid, 50.0, 314.5552,-137.3875,999.6016))
        {
            return 1;
        }
    }
    return 0;
}
//-----------------------------------------------------------------------------------------------//
CMD:weaponlist(playerid, params[])
{
    #pragma unused params
    ShowPlayerDialog(playerid, WEAPONS_DIALOG+2, DIALOG_STYLE_MSGBOX, "Weapon Shop List", weaponstring, "O", "K");
    return 1;
}

CMD:buygun(playerid, params[])
{
    #pragma unused params
    if(!IsAtWeaponShop(playerid)) SendClientMessage(playerid, COLOR_RED, "You must at weapon shop!");
    else
    {
        ShowPlayerDialog(playerid, WEAPONS_DIALOG, DIALOG_STYLE_INPUT, "Weapon Shop", weaponstring, "Buy", "Cancel");
    }
    return 1;
}

CMD:buyweap(playerid, params[])
{
    new weap,pack,weapon,string[100];
    if(!IsAtWeaponShop(playerid)) return SendClientMessage(playerid, COLOR_RED, "You must at weapon shop!");
    if(sscanf(params,"dd",weapon,pack))
    {
        SendClientMessage(playerid, COLOR_WHITE, "USAGE: /buyweap [weapon_number] [ammount_packet]");
        SendClientMessage(playerid, COLOR_WHITE, "Look weapon number at /weaponlist (except for melee and for refill, packet is only 1 per transaction).");
        return 1;
    }
    weap = weapon-1;
    if(weapon < 1 || weapon > MAX_WEAPS_SELL) return SendClientMessage(playerid, COLOR_RED, "ERROR: Wrong input weapon number! Look at /weaponlist");
    if(pack > 100 || pack < 0) return SendClientMessage(playerid, COLOR_RED, "ERROR: You must input ammount of packet (More than 0 packet and less than 100 packets)!");
    if(WeaponData[weap][0] == 0)
    {
        pack = 1;
        if(GetPlayerMoney(playerid) < WeaponData[weap][1])
        {
            format(string,sizeof(string),"ERROR: You need $%d to refill \"%s\".", WeaponData[weap][1], GetWeaponNameFromModel(weap));
            SendClientMessage(playerid, COLOR_RED, string);
        }
        else if(GetPlayerMoney(playerid) >= WeaponData[weap][1])
        {
            GivePlayerMoney(playerid, 0-WeaponData[weap][1]);
            SetPlayerHealth(playerid, 100.0);
            SetPlayerArmour(playerid, 100.0);
            format(string,sizeof(string),"SUCCESS: You have spent $%d for refill \"%s\".", WeaponData[weap][1], GetWeaponNameFromModel(weap));
            SendClientMessage(playerid, COLOR_GREEN, string);
        }
        return 1;
    }
    if(WeaponData[weap][0] != 0)
    {
        if(GetPlayerMoney(playerid) < WeaponData[weap][1]*pack)
        {
            if(WeaponData[weap][2] == 1)
            {
                pack = 1;
                format(string,sizeof(string),"ERROR: You need $%d to buy \"%s\"", WeaponData[weap][1], GetWeaponNameFromModel(weap));
                SendClientMessage(playerid, COLOR_RED, string);
            }
            else
            {
                if(pack == 0) return SendClientMessage(playerid, COLOR_RED, "ERROR: You didn't input your packet!");
                format(string,sizeof(string),"ERROR: You need $%d to buy \"%s\" for %d packets.", WeaponData[weap][1]*pack, GetWeaponNameFromModel(weap),pack);
                SendClientMessage(playerid, COLOR_RED, string);
            }
            return 1;
        }
        else if(GetPlayerMoney(playerid) >= WeaponData[weap][1]*pack)
        {
            if(WeaponData[weap][2] == 1)
            {
                pack = 1;
                GivePlayerWeapon(playerid, WeaponData[weap][0], WeaponData[weap][2]);
                GivePlayerMoney(playerid, 0-WeaponData[weap][1]);
                format(string,sizeof(string),"SUCCESS: You have spent $%d for bought \"%s\".", WeaponData[weap][1], GetWeaponNameFromModel(weap));
                SendClientMessage(playerid, COLOR_GREEN, string);
            }
            else
            {
                if(pack == 0) return SendClientMessage(playerid, COLOR_RED, "ERROR: You didn't input your packet!");
                GivePlayerWeapon(playerid, WeaponData[weap][0], WeaponData[weap][2]*pack);
                GivePlayerMoney(playerid, 0-WeaponData[weap][1]*pack);
                format(string,sizeof(string),"SUCCESS: You have spent $%d for bought \"%s\" with %d packets. (Ammo : %d)", WeaponData[weap][1]*pack, GetWeaponNameFromModel(weap), pack, WeaponData[weap][2]*pack);
                SendClientMessage(playerid, COLOR_GREEN, string);
            }
            return 1;
        }
    }
    return 1;
}