#!/bin/bash
install_path=$(pwd)
nextcloud_path=/opt/docker/nextcloud
npm_path=/opt/docker/npm



# Prepare OS for installation
echo
echo "----------------------------------------------"
echo " Ten skrypt przeznaczony jest dla systemów    "
echo " Ubuntu 22.04 LTS"
echo "----------------------------------------------"

# Check requirements

echo
echo "----------------------------------------------"
echo " Sprawdzam wymagania systemowe...             "
echo "----------------------------------------------"

check_system() {
    if [ -f /etc/os-release ]; then
        . /etc/os-release
        if [ "$NAME" = "Ubuntu" ] && [ "$VERSION_ID" = "22.04" ]; then
        else
            echo "BŁĄD: Skrypt wspiera jedynie Ubuntu 22.04 LTS"
            exit 1
        fi
}

check_system


echo
echo "----------------------------------------------"
echo " Sprawdzam czy wymagane porty są dostępne...  "
echo "----------------------------------------------"

check_port() {
    nc -z localhost $1 >/dev/null 2>&1
    if [ $? -eq 0 ]; then
        echo "BŁĄD: Port $1 jest zajęty. Odblokuj port $1 i uruchom skrypt ponownie."
        exit 1
    fi
}

check_port 80
check_port 8080
check_port 8081
check_port 8082
check_port 443
check_port 81

echo
echo "----------------------------------------------"
echo " Wszystkie wymagane porty są dostępne!        "
echo "----------------------------------------------" 


# Prepare OS
sudo apt update
sudo apt upgrade -y
sudo apt install -y vim htop git 
mkdir -p $nextcloud_path
mkdir -p $npm_path


# Prepare deployments
cd $nextcloud_path
generate_and_save_passwords() {
    mysql_root_pass=$(openssl rand -base64 15)
    echo "MYSQL_ROOT_PASSWORD=$mysql_root_pass" > .env
    mysql_pass=$(openssl rand -base64 15)
    echo "MYSQL_PASSWORD=$mysql_pass" > .env

}

generate_and_save_passwords


# Install docker & docker compose
curl "https://get.docker.com" | bash
sudo apt install docker-compose-plugin
sudo usermod -aG docker $(whoami)

# Deploy Nginx Proxy Manager
cd $npm_path
sudo docker compose up -d

# Deploy Nextcloud + MariaDB + Redis
cd $nextcloud_path
sudo docker compose up -d

echo
echo "----------------------------------------------"
echo " Sukces! Nextcloud został zainstalowany!      "
echo "----------------------------------------------"