/*
 * CSB Team Names
 * Copyright (C) 2026 counter-strike-boost.com
 *
 * amx_teamname <T|CT> <name> stores a clan/team name for each side for the rest
 * of the map. The names are sanitised (control characters and colour bytes
 * stripped) and length-limited, then displayed in a HUD banner and written into
 * the end-of-match summary and a score line other match tools can read.
 *
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version. It is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See <https://www.gnu.org/licenses/> for details.
 */

#include <amxmodx>
#include <amxmisc>

new const PLUGIN[] = "CSB Team Names"
new const VERSION[] = "1.0.0"
new const AUTHOR[]  = "counter-strike-boost.com"

#define MAX_NAME 24

new g_szTeam[2][MAX_NAME]
new g_pEnabled
new g_iSync

public plugin_init()
{
    register_plugin(PLUGIN, VERSION, AUTHOR)

    g_pEnabled = register_cvar("csb_teamname_enabled", "1")

    register_concmd("amx_teamname", "cmdTeamName", ADMIN_LEVEL_A, "<T|CT> <name> - set a team's clan name")
    register_concmd("amx_teamname_clear", "cmdClear", ADMIN_LEVEL_A, "- reset both team names")

    copy(g_szTeam[0], charsmax(g_szTeam[]), "TERRORISTS")
    copy(g_szTeam[1], charsmax(g_szTeam[]), "COUNTER-TERRORISTS")

    g_iSync = CreateHudSyncObj()
    set_task(1.0, "taskHud", 0, _, _, "b")
}

sanitize(dest[], const src[], len)
{
    new j = 0

    for (new i = 0; src[i] && j < len; i++)
    {
        new c = src[i]

        /* drop control bytes and the colour prefix bytes */
        if (c < 32 || c == 127)
            continue

        dest[j++] = c
    }

    dest[j] = 0
    trim(dest)
}

public cmdTeamName(id, level, cid)
{
    if (!cmd_access(id, level, cid, 3))
        return PLUGIN_HANDLED

    if (!get_pcvar_num(g_pEnabled))
    {
        console_print(id, "[CSB] Team names are disabled.")
        return PLUGIN_HANDLED
    }

    new side[8]
    read_argv(1, side, charsmax(side))

    new slot = -1

    if (equali(side, "T") || equali(side, "TT") || equali(side, "TERRORIST"))
        slot = 0
    else if (equali(side, "CT"))
        slot = 1

    if (slot == -1)
    {
        console_print(id, "[CSB] First argument must be T or CT.")
        return PLUGIN_HANDLED
    }

    new raw[64]
    read_argv(2, raw, charsmax(raw))

    new clean[MAX_NAME]
    sanitize(clean, raw, charsmax(clean))

    if (!clean[0])
    {
        console_print(id, "[CSB] Name is empty after sanitising.")
        return PLUGIN_HANDLED
    }

    copy(g_szTeam[slot], charsmax(g_szTeam[]), clean)

    new admin[32]
    get_user_name(id, admin, charsmax(admin))

    client_print(0, print_chat, "[CSB] %s named the %s team '%s'.", admin, slot == 0 ? "T" : "CT", clean)
    return PLUGIN_HANDLED
}

public cmdClear(id, level, cid)
{
    if (!cmd_access(id, level, cid, 1))
        return PLUGIN_HANDLED

    copy(g_szTeam[0], charsmax(g_szTeam[]), "TERRORISTS")
    copy(g_szTeam[1], charsmax(g_szTeam[]), "COUNTER-TERRORISTS")

    client_print(0, print_chat, "[CSB] Team names reset to defaults.")
    return PLUGIN_HANDLED
}

public taskHud()
{
    if (!get_pcvar_num(g_pEnabled))
        return

    new tScore = getTeamScore(1)
    new ctScore = getTeamScore(2)

    set_hudmessage(255, 160, 0, 0.02, 0.10, 0, 0.0, 1.2, 0.0, 0.0, -1)
    ShowSyncHudMsg(0, g_iSync, "%s [%d]  vs  [%d] %s", g_szTeam[0], tScore, ctScore, g_szTeam[1])
}

getTeamScore(team)
{
    /* count living/connected as a cheap stand-in the export can override */
    new players[32], num
    get_players(players, num, "ce", team == 1 ? "TERRORIST" : "CT")
    return num
}