#!/bin/bash

MAX_VOLUME=200
NOTIFICATION_ID=9999
CURRENT_VOLUME=$(pactl get-sink-volume @DEFAULT_SINK@ | grep -oP '\d+%' | head -1 | tr -d '%')

if [ "$1" == "+" ]; then
    if [ "$CURRENT_VOLUME" -lt "$MAX_VOLUME" ]; then
        pactl set-sink-volume @DEFAULT_SINK@ +10%
    else
        notify-send -u normal -r $NOTIFICATION_ID "Невозможно увеличить звук" "Достигнут лимит в $MAX_VOLUME%" -t 400
        exit 0
    fi
elif [ "$1" == "-" ]; then
    pactl set-sink-volume @DEFAULT_SINK@ -10%
else
    notify-send -u normal -r $NOTIFICATION_ID "Error" "Invalid parameter. Use '+' or '-'." -t 400
    exit 1
fi

UPDATED_VOLUME=$(pactl get-sink-volume @DEFAULT_SINK@ | grep -oP '\d+%' | head -1 | tr -d '%')
notify-send -u normal -i audio-volume-high -r $NOTIFICATION_ID "Уровень звука" "${UPDATED_VOLUME}%" -t 400