#!/bin/bash

FILE="$HOME/.spool/idle_mode"
if [[ -z $1 ]] || [[ "$1" == 'rotate' ]] || [[ "$1" == 'bar' ]]; then
    if [[ -e $FILE ]]; then
        MODE=$(cat $FILE)
    else
        MODE="fade"
    fi
else
    MODE="$1"
fi

if [[ $MODE == "none" ]]; then
    NEXT="fade"
    ICON="☕"
elif [[ $MODE == "fade" ]]; then
    ICON="🌌"
    NEXT="dim"
elif [[ $MODE == "dim" ]]; then
    ICON="⬛"
    NEXT="lock"
elif [[ $MODE == "lock" ]]; then
    ICON="🔒"
    NEXT="sleep"
elif [[ $MODE == "sleep" ]]; then
    ICON="💤"
    NEXT="hibernate"
elif [[ $MODE == "hibernate" ]]; then
    ICON="↯ "
    NEXT="none"
else
    echo "Invalid mode: $MODE"
    exit
fi

if [[ -z $1 ]] || [[ "$1" == "bar" ]]; then
    echo '{"text":"'$ICON'","icon":"'$ICON'","tooltip":"Change sleep mode ('$MODE')","class":"'$MODE'"}'
elif [ "$1" == "rotate" ]; then
    echo -n $NEXT >$FILE
    $0 bar
else
    echo -n $MODE >$FILE
    $0 bar
fi