#!/bin/bash

users="$(systemctl list-units | \
    sed -nE 's/.*user@([0-9]+)\.service .*loaded active running.*/\1/p' | \
    xargs -n1 id -un)"

error=0
for user in $users; do
    homedir="$(getent passwd "$user"|cut -d: -f6)"
    for timer in "$homedir"/.config/systemd/user/*.timer; do
        if ! [ -f "$timer" ]; then
            continue
        fi
        timerunit="$(basename "$timer")"
        if ! systemctl --user -M"$user@" is-enabled "$timerunit" > /dev/null; then
            echo "disabled timer $timer"
            error=1
        fi
        if ! systemctl --user -M"$user@" is-active "$timerunit" > /dev/null; then
            echo "inactive timer $timer"
            error=1
        fi
    done

    if systemctl --user -M "$user@" is-system-running > /dev/null; then
        continue
    fi

    echo -e "# systemctl --user -M "$user@" --failed"
    systemctl --user -M "$user@" --failed
    error=1
done

exit "$error"