feat(pkgs/scripts/spodi): Rewrite to support artist `update`

2 files changed, 110 insertions, 0 deletions

diff --git a/sys/nixpkgs/pkgs/scripts/source/specific/spodi/sh/download.sh b/sys/nixpkgs/pkgs/scripts/source/specific/spodi/sh/download.sh
new file mode 100755
index 00000000..fe9746c8
--- /dev/null
+++ b/sys/nixpkgs/pkgs/scripts/source/specific/spodi/sh/download.sh
@@ -0,0 +1,58 @@
+#!/usr/bin/env dash
+
+download_to_down() {
+    DOWNLOAD_DIRECTORY="%XDG_MUSIC_DIR/down/spotify"
+
+    already_downloaded_files="$(mktmp)"
+    fd . "$DOWNLOAD_DIRECTORY" --exclude spotdl.log --exclude spotdl-errors.log >"$already_downloaded_files"
+    if [ -z "$NO_CHECK" ] && [ "$(wc -l <"$already_downloaded_files")" -ne 0 ]; then
+        die "something is already downloaded"
+    fi
+    # [ -e "$DOWNLOAD_DIRECTORY/spotdl.log" ] && rm "$DOWNLOAD_DIRECTORY/spotdl.log"
+
+    download "$1" "$DOWNLOAD_DIRECTORY"
+}
+
+download() {
+    download_url="$1"
+    output_path="$2"
+
+    config="$(mktmp)"
+    cat <<EOF | clean >"$config"
+# Main options
+--audio slider-kz bandcamp youtube-music piped youtube soundcloud
+--lyrics genius musixmatch azlyrics synced
+
+# FFmpeg options
+--ffmpeg ffmpeg
+--threads 16
+--bitrate 256k
+
+# Spotify options
+--cache-path %XDG_CACHE_HOME/spotdl/.spotipy
+
+# Output options
+--preload
+--format opus
+--output {artists}_-_{title}
+--print-errors
+--save-errors $output_path/spotdl-errors.log
+# TODO: Reactive whence spotdl support for these has improved <2023-12-19>
+# --generate-lrc
+--overwrite skip
+
+# Misc options
+--log-level INFO
+EOF
+
+    cd "$output_path" || die "BUG: no $output_path"
+    touch "$output_path/spotdl-errors.log"
+
+    # The sub shell needs to be unquoted, as the arguments may not be treated as one.
+    # shellcheck disable=2046
+    unbuffer spotdl $(cat "$config") download "$download_url" | tee "$output_path/spotdl.log"
+
+    [ -d ~/.spotdl ] && rm -r ~/.spotdl
+}
+
+# vim: ft=sh
diff --git a/sys/nixpkgs/pkgs/scripts/source/specific/spodi/sh/update.sh b/sys/nixpkgs/pkgs/scripts/source/specific/spodi/sh/update.sh
new file mode 100755
index 00000000..a289cf58
--- /dev/null
+++ b/sys/nixpkgs/pkgs/scripts/source/specific/spodi/sh/update.sh
@@ -0,0 +1,52 @@
+#!/usr/bin/env dash
+
+update() {
+    UPDATE_DIRECTORY="%XDG_MUSIC_DIR/artists"
+    UPDATE_CONFIG_FILE="%XDG_MUSIC_DIR/artists/update.conf"
+
+    if ! [ -f "$UPDATE_CONFIG_FILE" ]; then
+        error="$(
+            cat <<EOF
+Please provide an update config file at: '$UPDATE_CONFIG_FILE'.
+
+The 'update.conf' file should follow this pattern:
+<path_to_artist>/<artist_name>|<spotify_url>
+
+All comments and empty lines are ignored
+EOF
+        )"
+        die "$error"
+    fi
+
+    config_file="$(mktmp)"
+    clean "$UPDATE_CONFIG_FILE" >"$config_file"
+
+    while IFS="|" read -r artist url; do
+        full_artist="$UPDATE_DIRECTORY/$artist"
+        [ -d "$full_artist" ] || mkdir --parents "$full_artist"
+        [ -d "$full_artist/update" ] || mkdir --parents "$full_artist/update"
+        [ -d "$full_artist/all" ] || mkdir --parents "$full_artist/all"
+        [ -d "$full_artist/filtered" ] || mkdir --parents "$full_artist/filtered"
+
+        while read -r file; do
+            ln --symbolic --relative "$file" "$full_artist/update/$(basename "$file")"
+        done <"$(tmp fd --type file --extension opus . "$full_artist/all")"
+
+        msg2 "Updating $artist with url: '$url'"
+        download "$url" "$full_artist/update"
+
+        while read -r file; do
+            mv "$file" "$full_artist/all"
+            ln --symbolic --relative "$full_artist/all/$(basename "$file")" "$full_artist/filtered/$(basename "$file")"
+        done <"$(tmp fd --type file --extension opus . "$full_artist/update")"
+
+        while read -r file; do
+            rm "$file"
+        done <"$(tmp fd --type symlink --extension opus . "$full_artist/update")"
+
+        cp "$full_artist/update/spotdl.log" "$full_artist/all/spotdl.$(date +%Y_%m_%d).log"
+        cp "$full_artist/update/spotdl-errors.log" "$full_artist/all/spotdl-errors.$(date +%Y_%m_%d).log"
+    done <"$config_file"
+}
+
+# vim: ft=sh