shazam-notif

#!/usr/bin/env bash

# Small script to run shazam, with notifications.
# Requires shazam, jq, notify-send, dunstify(optional).

set -e

err_msg_exit() {
    # Print an error to stderr and exit.
    printf "%s\n" "$*" >&2
    exit 1
}

type shazam >/dev/null || err_msg_exit "'shazam' not found."
type jq >/dev/null || err_msg_exit "'jq' not found."

COVER_ART_FILE="/tmp/shazam/coverart.jpg"

# set the source to the monitor of the current output sink
SOURCE="$(ffmpeg -sinks pulse 2>/dev/null | grep '\*' | cut -d' ' -f2).monitor"
if ! ffmpeg -sources pulse 2>/dev/null | grep -q "$SOURCE"; then
    # exit if doesn't exist
    echo "Source monitor \"$SOURCE\" not found." >&2
    exit 1
fi

notify-send -i "audio-input-microphone" -t 5000 "Shazam" "Recording audio for 5s."
RESPONSE="$(shazam -s "$SOURCE")"

N_MATCHES="$(echo "$RESPONSE" | jq -r '.matches | length')"
if [ "$N_MATCHES" = 0 ]; then
    notify-send -i "music" "Shazam" "Failed to identify song."
    exit 2
fi

ARTIST="$(echo "$RESPONSE" | jq -r ".track.subtitle")"
TITLE="$(echo "$RESPONSE" | jq -r ".track.title")"
COVER_ART_URL="$(echo "$RESPONSE" | jq -r ".track.images.coverart")"

curl --silent "$COVER_ART_URL" -o "$COVER_ART_FILE"

if type dunstify >/dev/null; then
    case "$(dunstify -i "$COVER_ART_FILE" \
        --action="apple music,apple music" \
        --action="youtube,youtube" \
        "$ARTIST" "$TITLE")" in
    "apple music")
        AM_LINK="$(echo "$RESPONSE" | jq -r ".track.hub.options[0].actions[0].uri")"]
        xdg-open "$AM_LINK"
        ;;
    "youtube")
        YT_LINK="$(echo "$RESPONSE" | jq -r '.track.sections | map(select(.type == "VIDEO"))[0].youtubeurl.actions[0].uri')"
        xdg-open "$YT_LINK"
        ;;
    esac
else
    notify-send -i "$COVER_ART_FILE" "$ARTIST" "$TITLE"
fi