#!/usr/bin/env bash

set -e
CWD=$(dirname $0)
if [[ ! -f ~/.private/config/email.conf ]]; then
    >&2 echo "Couldn't load account settings"
    exit 1
fi

. ~/.private/config/email.conf
. $CWD/../panel-config

ICON_MAIL=""

get_mail() {
    local feed=$(curl -u "$1:$2" --silent https://mail.google.com/mail/feed/atom)
    if [[ "${feed//\<fullcount\>/}" != "$feed" ]]; then
        echo "$feed" | grep -o "<entry>" | wc -l
    else
        >&2 echo "mail.sh: error with $1"
        ERROR=!
        echo 0
    fi
}

mailtmp=/tmp/mail-count
touch "$mailtmp"

a=$(get_mail "${MAIL1_USER}" "${MAIL1_PASS}")
b=$(get_mail "${MAIL2_USER}" "${MAIL2_PASS}")
c=$(get_mail "${MAIL3_USER}" "${MAIL3_PASS}")

num=$(( $a + $b + $c ))
icon="${ICON_MAIL}"
color="${COLOR_FG}"
case $num in
    [1-9]*)
        icon="$icon$num"
        lastnum=$(cat "$mailtmp")
        if [[ $num != $lastnum ]]; then
            echo "$num" > "$mailtmp"
            if (( $num > $lastnum )); then
                notify-send "New messages" "You have $(( $num - $lastnum )) new messages"
                aplay -N -q /usr/share/sounds/ding.wav
            fi
        fi
        ;;
    0)  color="${COLOR_DIM}"
        ;;
esac

[[ $ERROR ]] && color=${COLOR_1}

echo "M%{F$color}$icon%{F-}"

# vim:set ft=sh: