What I did wrong??... I actually forgot coding but

....
PHP Code:
/* Plugin generated by AMXX-Studio */
#include <amxmodx>
#include <amxmisc>
#include <cstrike>
#include <fun>
#define PLUGIN "AVP"
#define VERSION "1.0"
#define AUTHOR "GetH!X"
#define CLASS_HUMAN 0
#define CLASS_ALIEN 1
#define CLASS_PREDATOR 2
#define MAXCLASSES 3
new PlayerClass[33]
new const CLASSES[MAXCLASSES][] = {
"Human",
"Alien",
"Predator"
}
public plugin_init() {
register_plugin(PLUGIN, VERSION, AUTHOR)
register_menucmd(register_menuid("menu_ChooseRace"),1023,"DoChooseRace")
register_clcmd("say /race", "ChooseRace")
register_clcmd("say_team /race", "ChooseRace")
}
public client_connect(id) {
ChooseRace(id)
}
stock ChooseRace(id) {
new menu[192]
new keys = MENU_KEY_0|MENU_KEY_1|MENU_KEY_2
format(menu, 191, "[AVP] Choose your char^n^n1. Stay human^n2. Alien^n3. Predator")
show_menu(id, keys, menu, -1, "menu_ChooseRace")
return PLUGIN_CONTINUE
}
public DoChooseRace(id, key) {
if(key == 0) {
PlayerClass[id] = CLASS_HUMAN
client_print(id, print_chat, "[AVP] HUMAN!")
human_main(id)
}
if(key == 1) {
PlayerClass[id] = CLASS_ALIEN
client_print(id, print_chat, "[AVP] ALIEN!")
alien_main(id)
}
if(key == 2) {
PlayerClass[id] = CLASS_PREDATOR
client_print(id, print_chat, "[AVP] PREDATOR!")
predator_main(id)
}
return PLUGIN_HANDLED
}
public human_main(id) {
client_print(id, print_center, "You are human")
//here will be some basic skills
}
public alien_main(id) {
client_print(id, print_center, "You are alien")
//here will be some basic skills
}
public predator_main(id) {
client_print(id, print_center, "You are predator")
//here will be some basic skills
}