#!/bin/sh
set -eu

if [ "$(id -u)" -ne 0 ]; then
    echo "RemoteDesk Agent installation requires root." >&2
    exit 1
fi

package_root=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
install -d -m 0755 /usr/bin /usr/libexec /usr/lib/systemd/system /usr/lib/systemd/user
install -d -m 0755 /etc/remotedesk /usr/share/doc/remotedesk-agent
install -m 0755 "$package_root/bin/remotedesk-agentd" /usr/bin/remotedesk-agentd
install -m 0755 "$package_root/bin/remotedesk-agent-session" /usr/bin/remotedesk-agent-session
install -m 0755 "$package_root/bin/remotedesk-shell-session" /usr/libexec/remotedesk-shell-session
install -m 0755 "$package_root/bin/remotedesk-file-session" /usr/libexec/remotedesk-file-session
install -m 0644 "$package_root/systemd/remotedesk-agentd.service" /usr/lib/systemd/system/
install -m 0644 "$package_root/systemd/remotedesk-agent-session.service" /usr/lib/systemd/user/
install -m 0644 "$package_root/README.md" /usr/share/doc/remotedesk-agent/README.md
if [ ! -e /etc/remotedesk/agent.env ]; then
    install -m 0644 "$package_root/config/agent.env" /etc/remotedesk/agent.env
fi

systemctl daemon-reload
systemctl enable remotedesk-agentd.service
systemctl --global enable remotedesk-agent-session.service
echo "RemoteDesk Agent installed. Configure mandatory TOTP, then start the service:"
echo "  sudo remotedesk-agentd totp-setup"
echo "  sudo systemctl start remotedesk-agentd"
echo "Generate a pairing code locally with:"
echo "  sudo remotedesk-agentd pairing-code --allow-user YOUR_USER"