#!/bin/bash

cd $(dirname $0)

DMENU="./dmenu.sh"
menu() {
    echo $@ | tr ' ' '\n' | $DMENU
}

screenshot() {
    cd ~/Screenshots
    exec scrot $@ -e 'firefox $f'
}

sysctl() {
    action=$1
    service=$2
    gksu -S -m "$action $service" systemctl $action $service
}

require-service() {
    service=$1
    systemctl is-active --quiet $service || sysctl start $service
}

case "$(menu update timer cpu screenshot wallpaper wicd ncmpcpp ssh zomnet power)" in
    update)
        exec urxvt -e bash -c "yaourt -Syua"
        ;;
    timer)
        exec urxvt -geometry 50x3 -e ~/.config/scripts/teatimer.sh
        ;;
    cpu)
        choice=$(menu performance powersave)
        case $choice in
            performance|powersave)
                exec gksu -S -m "Setting cpu to $choice" "cpupower frequency-set -g $choice"
        esac
        ;;
    screenshot)
        case "$(menu all selective)" in
            all)
                screenshot
                ;;
            selective)
                screenshot -s
                ;;
        esac
        ;;
    wallpaper)
        exec nitrogen ~/wallpapers
        ;;
    wicd)
        exec wicd-gtk
        ;;
    ncmpcpp)
        exec urxvt -e ncmpcpp
        ;;
    ssh)
        host=$(menu `./ssh_hosts.sh`)
        if [ -n "$host" ]; then
            exec urxvt -e $HOME/.config/scripts/sshw.sh $host
        fi
        ;;
    zomnet)
        case "$(menu start-stop uservm ncmpcpp deluge)" in
            start-stop)
                systemctl is-active zomnet > /dev/null
                if [ "$?" -eq 0 ]; then
                    sysctl stop zomnet
                else
                    sysctl start zomnet
                fi
                ;;
            uservm)
                require-service zomnet
                exec urxvt -e ssh user.vm.zom.bi
                ;;
            ncmpcpp)
                require-service zomnet
                exec urxvt -e ncmpcpp -h user.vm.zom.bi
                ;;
            deluge)
                require-service zomnet
                exec deluge-gtk
        esac
        ;;
    power)
        case "$(menu hibernate suspend reboot poweroff)" in
            hibernate)
                systemctl hibernate
                ;;
            suspend)
                systemctl suspend
                ;;
            reboot)
                systemctl reboot
                ;;
            poweroff)
                systemctl poweroff
                ;;
        esac
        ;;
esac