#!/usr/bin/env bash
#  vim:ts=4:sts=4:sw=4:et
#
#  Author: Hari Sekhon
#  Date: 2020-07-02 19:11:12 +0100 (Thu, 02 Jul 2020)
#
#  https://github.com/harisekhon/bash-tools
#
#  License: see accompanying Hari Sekhon LICENSE file
#
#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
#  https://www.linkedin.com/in/harisekhon
#

set -euo pipefail
[ -n "${DEBUG:-}" ] && set -x
srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# shellcheck disable=SC2034
usage_description="
One-touch Spotify Backup using code from Spotify Tools and DevOps Bash Tools repos

\$SPOTIFY_USER must be set in the environment
"

# used by usage() in lib/utils.sh
# shellcheck disable=SC2034
usage_args="<playlist>"

# shellcheck disable=SC1090
. "$srcdir/bash-tools/lib/utils.sh"

help_usage "$@"

if [ -z "${SPOTIFY_BACKUP_DIR:-}" ]; then
    if [[ "$PWD" =~ playlists ]]; then
        export SPOTIFY_BACKUP_DIR="$PWD"
    fi
fi

section "Running Spotify Playlists Backup"

if [ $# -gt 0 ]; then
    echo "Backing up selected playlist(s):"
    echo
    for playlist in "$@"; do
        "$srcdir/spotify_backup_playlist.sh" "$playlist"
    done
    exit 0
fi

timestamp "Dumping list of Spotify playlists to spotify/playlists.txt"
"$srcdir/spotify_playlists.sh" "$SPOTIFY_USER" > spotify/playlists.txt
echo >&2

timestamp "Stripping spotify playlist IDs from spotify/playlists.txt => playlists.txt"
sed 's/^[^[:space:]]*[[:space:]]*//' spotify/playlists.txt > playlists.txt
echo >&2

"$srcdir/spotify_backup_playlists.sh"