#!/usr/bin/env bash

# Copyright (c) 2021-2025 community-scripts ORG
# Author: tteck (tteckster) | Co-Author: MickLesk
# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE

function header_info {
    clear
    cat <<"EOF"
    _______ __     ____
   / ____(_) /__  / __ )_________ _      __________  _____
  / /_  / / / _ \/ __  / ___/ __ \ | /| / / ___/ _ \/ ___/
 / __/ / / /  __/ /_/ / /  / /_/ / |/ |/ (__  )  __/ / 
/_/   /_/_/\___/_____/_/   \____/|__/|__/____/\___/_/   
EOF
}
YW=$(echo "\033[33m")
GN=$(echo "\033[1;92m")
RD=$(echo "\033[01;31m")
BL=$(echo "\033[36m")
CL=$(echo "\033[m")
CM="${GN}✔️${CL}"
CROSS="${RD}✖️${CL}"
INFO="${BL}ℹ️${CL}"

APP="FileBrowser"
INSTALL_PATH="/usr/local/bin/filebrowser"
SERVICE_PATH="/etc/systemd/system/filebrowser.service"
DB_PATH="/root/filebrowser.db"
IP=$(hostname -I | awk '{print $1}')
header_info

function msg_info() {
    local msg="$1"
    echo -e "${INFO} ${YW}${msg}...${CL}"
}

function msg_ok() {
    local msg="$1"
    echo -e "${CM} ${GN}${msg}${CL}"
}

function msg_error() {
    local msg="$1"
    echo -e "${CROSS} ${RD}${msg}${CL}"
}

if [ -f "$INSTALL_PATH" ]; then
    echo -e "${YW}⚠️ ${APP} is already installed.${CL}"
    read -r -p "Would you like to uninstall ${APP}? (y/N): " uninstall_prompt
    if [[ "${uninstall_prompt,,}" =~ ^(y|yes)$ ]]; then
        msg_info "Uninstalling ${APP}"
        systemctl disable -q --now filebrowser.service
        rm -f "$INSTALL_PATH" "$DB_PATH" "$SERVICE_PATH"
        msg_ok "${APP} has been uninstalled."
        exit 0
    fi

    read -r -p "Would you like to update ${APP}? (y/N): " update_prompt
    if [[ "${update_prompt,,}" =~ ^(y|yes)$ ]]; then
        msg_info "Updating ${APP}"
        curl -fsSL https://github.com/filebrowser/filebrowser/releases/latest/download/linux-amd64-filebrowser.tar.gz | tar -xzv -C /usr/local/bin &>/dev/null
        msg_ok "Updated ${APP}"
        exit 0
    else
        echo -e "${YW}⚠️ Update skipped. Exiting.${CL}"
        exit 0
    fi
fi

echo -e "${YW}⚠️ ${APP} is not installed.${CL}"
read -r -p "Would you like to install ${APP}? (y/n): " install_prompt
if [[ "${install_prompt,,}" =~ ^(y|yes)$ ]]; then
    msg_info "Installing ${APP}"
    apt-get install -y curl &>/dev/null
    curl -fsSL https://github.com/filebrowser/filebrowser/releases/latest/download/linux-amd64-filebrowser.tar.gz | tar -xzv -C /usr/local/bin &>/dev/null
    msg_ok "Installed ${APP}"

    read -r -p "Would you like to use No Authentication? (y/N): " auth_prompt
    if [[ "${auth_prompt,,}" =~ ^(y|yes)$ ]]; then
        msg_info "Configuring No Authentication"
        filebrowser config init -a '0.0.0.0' &>/dev/null
        filebrowser config set -a '0.0.0.0' --auth.method=noauth &>/dev/null
        msg_ok "No Authentication configured"
    else
        msg_info "Setting up default authentication"
        filebrowser config init -a '0.0.0.0' &>/dev/null
        filebrowser config set -a '0.0.0.0' &>/dev/null
        filebrowser users add admin helper-scripts.com --perm.admin &>/dev/null
        msg_ok "Default authentication configured (admin:helper-scripts.com)"
    fi

    msg_info "Creating service"
    cat <<EOF >/etc/systemd/system/filebrowser.service
[Unit]
Description=Filebrowser
After=network-online.target

[Service]
User=root
WorkingDirectory=/root/
ExecStart=/usr/local/bin/filebrowser -r /

[Install]
WantedBy=default.target
EOF
    systemctl enable -q --now filebrowser.service
    msg_ok "Service created successfully"

    echo -e "${CM} ${GN}${APP} is reachable at: ${BL}http://$IP:8080${CL}"
else
    echo -e "${YW}⚠️ Installation skipped. Exiting.${CL}"
    exit 0
fi