#!/usr/bin/env bash
#
# Script name: dm-pipewire-out-switcher
# Description: Switch default output for pipewire.
# Dependencies: dmenu, fzf, rofi, pipewire, jq, pactl
# GitLab: https://www.gitlab.com/dwt1/dmscripts
# License: https://www.gitlab.com/dwt1/dmscripts/LICENSE
# Contributors: Simon Ingelsson
#               Derek Taylor

# Set with the flags "-e", "-u","-o pipefail" cause the script to fail
# if certain things happen, which is a good thing.  Otherwise, we can
# get hidden bugs that are hard to discover.
set -euo pipefail

# shellcheck disable=SC1091
source ./_dm-helper.sh 2>/dev/null || source _dm-helper.sh 2>/dev/null

source_dmscripts_configs

if configs_are_different; then
    echo "$(date): configs are different" >>"$DM_CONFIG_DIFF_LOGFILE"
    sleep 1
fi

get_default_sink() {
    pactl --format=json info | jq -r .default_sink_name
}
get_all_sinks() {
    pactl --format=json list short sinks \
        | current=$(get_default_sink) jq -r '.[] | if .name == env.current then .state="* " else .state="" end | .state + .name'
}

main() {
    choice=$(printf '%s\n' "$(get_all_sinks)" \
        | sort \
        | ${MENU} 'Sink: ') || exit 1

    if [ "$choice" ]; then
        if [[ "${choice}" == "* $(get_default_sink)" ]]; then
            exit 0
        fi
        pactl set-default-sink "${choice}"
        notify-send "Sink is now: ${choice}"
    else
        echo "Program terminated." && exit 0
    fi
}

MENU="$(get_menu_program "$@")"
[[ "${BASH_SOURCE[0]}" == "${0}" ]] && main