Spectate System

#include <a_samp>

#define FILTERSCRIPT
#define colorSPECTATE       0xffffffff//Write a color here :)

new SpectatedPlayer[MAX_PLAYERS];
new bool:IsPlayerSpectating[MAX_PLAYERS];

public OnFilterScriptInit()
{
    print("\n--------------------------------------");
    print(" Spectate System Loaded..");
    print("--------------------------------------\n");
    return 1;
}

public OnFilterScriptExit()
{
    return 1;
}

public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
    if(newkeys == KEY_SUBMISSION && !IsPlayerSpectating[playerid])//Button 2
    {
        SpectateOn(playerid);
    }
    if(newkeys == KEY_SUBMISSION && IsPlayerSpectating[playerid])//Button 2
    {
        SpectateOff(playerid);
    }
    if(newkeys == KEY_ANALOG_RIGHT && IsPlayerSpectating[playerid])//Num4
    {
        SpectatePrevious(playerid);
    }
    if(newkeys == KEY_ANALOG_LEFT && IsPlayerSpectating[playerid])//Num6
    {
        SpectateNext(playerid);
    }
    return 1;
}

public OnPlayerStateChange(playerid, newstate, oldstate)
{
    if(newstate == PLAYER_STATE_DRIVER || newstate == PLAYER_STATE_PASSENGER)
    {
        for(new i=0; i<MAX_PLAYERS; i++)
        {
            if(IsPlayerConnected(i) && IsPlayerSpectating[i] && SpectatedPlayer[i] == playerid)
            {
                new str[128];
                PlayerSpectateVehicle(i, GetPlayerVehicleID(SpectatedPlayer[i]));
                format(str, 128, "Spectating type changed, %s entered a vehicle.", GetName(playerid));
                SendClientMessage(i, colorSPECTATE, str);
            }
        }
    }
    if(newstate == PLAYER_STATE_ONFOOT)
    {
        for(new i=0; i<MAX_PLAYERS; i++)
        {
            if(IsPlayerConnected(i) && IsPlayerSpectating[i] && SpectatedPlayer[i] == playerid)
            {
                new str[128];
                PlayerSpectatePlayer(i, SpectatedPlayer[i]);
                format(str, 128, "Spectating type changed, %s left the vehicle.", GetName(playerid));
                SendClientMessage(i, colorSPECTATE, str);
            }
        }
    }
    return 1;
}

forward SpectateOn(playerid);
public SpectateOn(playerid)
{
    TogglePlayerSpectating(playerid, 1);
    for(new i=0; i<MAX_PLAYERS; i++)
    {
        if(!IsPlayerConnected(i)) continue;
        SpectatedPlayer[playerid] = i;
        PlayerSpectatePlayer(playerid, i);
    }
    IsPlayerSpectating[playerid] = true;
    new str[128];
    format(str, 128, "You are now spectating %s (ID:%d).", GetName(SpectatedPlayer[playerid]), SpectatedPlayer[playerid]);
    SendClientMessage(playerid, colorSPECTATE, str);
}

forward SpectateOff(playerid);
public SpectateOff(playerid)
{
    TogglePlayerSpectating(playerid, 0);
    SpectatedPlayer[playerid] = 0;
    IsPlayerSpectating[playerid] = false;
    SendClientMessage(playerid, colorSPECTATE, "You stopped spectating.");
}

forward SpectateNext(playerid);
public SpectateNext(playerid)
{
    SpectatedPlayer[playerid]++;
    for(new i=SpectatedPlayer[playerid]; i<MAX_PLAYERS; i++)
    {
        if(!IsPlayerConnected(i)) continue;
        if(IsPlayerInAnyVehicle(i))
        {
            PlayerSpectateVehicle(playerid, GetPlayerVehicleID(i));
        }
        else
        {
            PlayerSpectatePlayer(playerid, i);
        }
        SpectatedPlayer[playerid] = i;
        break;
    }
    new str[128];
    format(str, 128, "You are now spectating %s (ID:%d).", GetName(SpectatedPlayer[playerid]), SpectatedPlayer[playerid]);
    SendClientMessage(playerid, colorSPECTATE, str);
}

forward SpectatePrevious(playerid);
public SpectatePrevious(playerid)
{
    SpectatedPlayer[playerid]--;
    for(new i=SpectatedPlayer[playerid]; i>-1; i--)
    {
        if(!IsPlayerConnected(i)) continue;
        if(IsPlayerInAnyVehicle(i))
        {
            PlayerSpectateVehicle(playerid, GetPlayerVehicleID(i));
        }
        else
        {
            PlayerSpectatePlayer(playerid, i);
        }
        SpectatedPlayer[playerid] = i;
        break;
    }
    new str[128];
    format(str, 128, "You are now spectating %s (ID:%d).", GetName(SpectatedPlayer[playerid]), SpectatedPlayer[playerid]);
    SendClientMessage(playerid, colorSPECTATE, str);
}

stock GetName(i)
{
    new name[24];
    GetPlayerName(i, name, 24);
    return name;
}