#!/bin/bash 

set -e 

GIT_BRANCH=$1
GIT_REPO=https://ognproject.evlt.uma.es/gitea/opengnsys/ogrepository.git
INSTALL_DIR=/opt/opengnsys/ogrepository
DEBIAN_FRONTEND=noninteractive
export DEBIAN_FRONTEND

clone_repository() {
    local BRANCH=$1
    git clone -b "$BRANCH" $GIT_REPO /tmp/ogrepository
    chown -R ogrepository:ogrepository /tmp/ogrepository
}

check_root() {
    if [ "$(id -u)" != "0" ]; then
        echo "This script must be run as root" 1>&2
        exit 1
    fi
}

add_user_ogrepository() {
    useradd -r -s /bin/bash ogrepository
}

create_directories() {
    mkdir -p $INSTALL_DIR
    mkdir -p $INSTALL_DIR/images $INSTALL_DIR/images_trash/  $INSTALL_DIR/bin/ $INSTALL_DIR/etc/ $INSTALL_DIR/log/ 
    chown -R ogrepository:ogrepository $INSTALL_DIR
}

install_dependencies() {
    apt update -y 
    apt install -y git python3 python3-pip python3-flask  python3-paramiko python3-psutil  python3-flasgger debian-archive-keyring samba gunicorn
}

install_ext_repo() {
    cp installer/files/ctorrent.sources /etc/apt/sources.list.d/ctorrent.sources
    apt update -y 
}

install_external_packages() {
    apt install -y bittorrent bittornado ctorrent
}

install_ogrepo-api_service() {
    cp -r installer/files/ogrepo-api.service /etc/systemd/system/ogrepo-api.service
    systemctl enable --now ogrepo-api
    systemctl start ogrepository
}

install_files() {
    install bin/* /opt/opengnsys/bin/
    install bin/clients/* /opt/opengnsys/bin/clients 
    install etc/* /opt/opengnsys/etc/
    install api/* /opt/opengnsys/api   
}

## Main program 
check_root
install_dependencies
add_user_ogrepository
clone_repository "$GIT_BRANCH"
create_directories
install_ogrepo-api_service