#!/usr/bin/env bash
source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVED/main/misc/build.func)
# Copyright (c) 2021-2025 community-scripts ORG
# Author: Omar Minaya
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
# Source: https://www.kasmweb.com/docs/latest/index.html

APP="Kasm"
var_tags="${var_tags:-os}"
var_cpu="${var_cpu:-2}"
var_ram="${var_ram:-4192}"
var_disk="${var_disk:-30}"
var_os="${var_os:-debian}"
var_version="${var_version:-12}"
var_unprivileged="${var_unprivileged:-0}"
var_fuse="${var_fuse:-yes}"
var_tun="${var_tun:-yes}"

header_info "$APP"
variables
color
catch_errors

function update_script() {
    header_info
    check_container_storage
    check_container_resources

    if [[ ! -d /opt/kasm ]]; then
        msg_error "No ${APP} Installation Found!"
        exit
    fi
    RELEASE=$(curl -fsSL 'https://www.kasmweb.com/downloads' | grep -o 'https://kasm-static-content.s3.amazonaws.com/kasm_release_[^"]*\.tar\.gz' | head -n 1 | sed -E 's/.*release_(.*)\.tar\.gz/\1/')
    if [[ "${RELEASE}" != "$(cat /opt/${APP}_version.txt)" ]] || [[ ! -f /opt/${APP}_version.txt ]]; then
        msg_info "Updating ${APP} to v${RELEASE}"
        temp_file=$(mktemp)
        curl -fsSL "https://kasm-static-content.s3.amazonaws.com/kasm_release_${RELEASE}.tar.gz" -o "$temp_file"
        tar zxf "$temp_file"
        mkdir -p /opt/kasm/backups/
        chmod 777 /opt/kasm/backups/
        mv /opt/kasm/1.*/certs/kasm_nginx.crt /opt/kasm/kasm_nginx.crt_bak
        printf 'y\n' | $STD sudo bash /tmp/kasm_release/upgrade.sh
        $STD sudo bash /tmp/kasm_release/upgrade.sh
        echo "${RELEASE}" >/opt/${APP}_version.txt
        msg_ok "Updated ${APP} to v${RELEASE}"

        msg_info "Cleaning up"
        rm -f "$temp_file"
        rm -rf /tmp/kasm_release
        $STD apt-get -y autoremove
        $STD apt-get -y autoclean
        msg_ok "Cleaned"
    else
        msg_ok "No update required. ${APP} is already at v${RELEASE}"
    fi
    exit
}

start
build_container
description

msg_ok "Completed Successfully!\n"
echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
echo -e "${INFO}${YW} Access it using the following URL:${CL}"
echo -e "${TAB}${GATEWAY}${BGN}https://${IP}${CL}"
