#!/usr/bin/env bash
set -euo pipefail
cd "$(dirname "$0")/.."
[[ $EUID -eq 0 ]] || { echo 'Run as root on the target Ubuntu server.'; exit 1; }
[[ "$PWD" == /opt/dilib-dashboard ]] || { echo 'Extract project to /opt/dilib-dashboard first.'; exit 1; }
apt-get update
apt-get install -y python3 python3-venv python3-dev build-essential libpq-dev postgresql postgresql-client redis-server
id dilib >/dev/null 2>&1 || useradd --system --home /var/lib/dilib-dashboard --shell /usr/sbin/nologin dilib
install -d -o dilib -g dilib -m 750 /var/lib/dilib-dashboard
install -d -m 750 -o root -g dilib /etc/dilib-dashboard
python3 -m venv .venv
.venv/bin/pip install -r requirements.txt
if [[ ! -f /etc/dilib-dashboard/dashboard.env ]]; then
    install -m 640 -o root -g dilib .env.example /etc/dilib-dashboard/dashboard.env
    .venv/bin/python scripts/generate-secrets.py /etc/dilib-dashboard/dashboard.env
fi
install -m 644 deploy/systemd/dilib-{api,ui,worker,beat,backup}.service /etc/systemd/system/
install -m 644 deploy/systemd/dilib-backup.timer /etc/systemd/system/
systemctl daemon-reload
printf '%s\n' 'Dependencies installed. Configure database, environment and HTTPS as described in docs/INSTALLATION.md. Services are not started yet.'