/*
	It works only with dproto >= 0.3.4
*/

#include <amxmodx>
#include <amxmisc>


new pcv_dp_r_protocol
new pcv_dp_r_id_provider

new players_type[33]
new players_timestamp[33]
new g_cmdLoopback[16]

public plugin_init()
{
	register_plugin("dproto slot reservation", "0.1", "Qermit")

	//
	// Initialize cvar pointers
	//
	pcv_dp_r_protocol = get_cvar_pointer ("dp_r_protocol")
	pcv_dp_r_id_provider = get_cvar_pointer ("dp_r_id_provider")
        format(g_cmdLoopback, 15, "amxres%c%c%c%c", random_num('A', 'Z'), random_num('A', 'Z'), random_num('A', 'Z'), random_num('A', 'Z'))
        register_clcmd(g_cmdLoopback, "ackSignal")
	
}

public ackSignal(id)
{
        new lReason[64]
        format(lReason, 63, "%L", id, "DROPPED_RES")
        server_cmd("kick #%d ^"%s^"", get_user_userid(id), lReason)
}

public client_authorized(id)
{
	if (!pcv_dp_r_protocol || !pcv_dp_r_id_provider)
	{
		log_amx ("cant find dp_r_protocol or dp_r_id_provider cvars")  
		return PLUGIN_HANDLED
	}

        players_timestamp[id] = get_systime()

	server_cmd("dp_clientinfo %d", id)
	server_exec()
//	new proto = get_pcvar_num(pcv_dp_r_protocol)
	new authprov = get_pcvar_num(pcv_dp_r_id_provider)

	switch (authprov) 
	{
		case 0: players_type[id]=0 // not connected
		case 2: players_type[id]=2 // steam
		default: players_type[id]=1 // nonsteam
	}
        if (authprov == 0 ) 
            return PLUGIN_CONTINUE

        if (access(id, ADMIN_RESERVATION))
            players_type[id] = 3 // zarezerwowany slot

        log_amx ("[%d] %d - typ %d", get_systime(), id, players_type[id])

        new maxplayers = get_maxplayers()
        new players = get_playersnum(1)

        if (maxplayers > players) 
               return PLUGIN_CONTINUE

        if (players_type[id] == 1) {
               client_cmd(id, "%s", g_cmdLoopback)
               return PLUGIN_HANDLED
        }

        new dproto_player_time = 0
        new dproto_player_id = 0
        new steam_player_time = 0
        new steam_player_id = 0
        
        for(new i=1 ; i<=32; i++){
           if (players_type[i] == 1) {
              if (players_timestamp[i] > dproto_player_time)
              {
                 dproto_player_time = players_timestamp[i]
                 dproto_player_id = i
              }
           } else if (players_type[i] == 2){
              if (players_timestamp[i] > steam_player_time)
              {
                 steam_player_time = players_timestamp[i]
                 steam_player_id = i
              }
           }
        }
     
        if ( dproto_player_id > 0){
            client_cmd(dproto_player_id, "%s", g_cmdLoopback)
        } else if ( steam_player_id > 0 ) {
            client_cmd(steam_player_id, "%s", g_cmdLoopback)
        }
        return PLUGIN_HANDLED
}

public client_disconnect(id)
{
        players_type[id] = 0
        players_timestamp[id] = 0
        return PLUGIN_CONTINUE
}