Add files via upload

config/rmpc/utils/fetch_album_lyrics.sh

@@ -0,0 +1,109 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Usage: fetch_album_lyrics_simple.sh "/path/to/Artist/Album"
+# Example: fetch_album_lyrics_simple.sh "$HOME/Music/mpd/Anderson .Paak/Ventura"
+
+LRCLIB_API="https://lrclib.net/api/get"
+
+if [ $# -ne 1 ]; then
+    echo "Usage: $0 \"/path/to/Artist/Album\""
+    exit 1
+fi
+
+ALBUM_DIR="$1"
+if [ ! -d "$ALBUM_DIR" ]; then
+    echo "Error: '$ALBUM_DIR' is not a directory."
+    exit 1
+fi
+
+ARTIST="$(basename "$(dirname "$ALBUM_DIR")")"
+ALBUM="$(basename "$ALBUM_DIR")"
+
+# Try to fetch synced lyrics (only the [mm:ss.xx] lines) for a given title
+# Arguments:
+#   $1 = artist
+#   $2 = album
+#   $3 = title_to_try
+# Returns stdout = JSON .syncedLyrics (or "null"/empty)
+get_lyrics_for() {
+    local artist="$1"
+    local album="$2"
+    local title_try="$3"
+
+    curl -sG \
+        --data-urlencode "artist_name=${artist}" \
+        --data-urlencode "track_name=${title_try}" \
+        --data-urlencode "album_name=${album}" \
+        "$LRCLIB_API" \
+        | jq -r '.syncedLyrics'
+}
+
+# Attempt a single fetch:
+#   1) Try with TITLE_RAW (may include “(feat ...)”)
+#   2) If that yields "" or "null", strip “(…)" and retry
+#   3) If still no lyrics, give up
+#   4) If we do get lyrics, write them verbatim to the .lrc file
+#
+# Arguments:
+#   $1 = ARTIST
+#   $2 = ALBUM
+#   $3 = TITLE_RAW
+#   $4 = OUTPUT_LRC_FILE (full path, e.g. /.../Song.lrc)
+fetch_for_plain() {
+    local artist="$1"
+    local album="$2"
+    local title_try="$3"
+    local out_lrc="$4"
+
+    # 1. First-pass lookup
+    local lyrics
+    lyrics="$(get_lyrics_for "$artist" "$album" "$title_try")"
+
+    # 2. If empty or "null", try stripping "(...)" from title
+    if [ -z "$lyrics" ] || [ "$lyrics" == "null" ]; then
+        local stripped
+        stripped="$(echo "$title_try" | sed -E 's/ *\([^)]*\)//g')"
+        if [ "$stripped" != "$title_try" ]; then
+            title_try="$stripped"
+            lyrics="$(get_lyrics_for "$artist" "$album" "$title_try")"
+        fi
+    fi
+
+    # 3. If still empty/null → skip
+    if [ -z "$lyrics" ] || [ "$lyrics" == "null" ]; then
+        echo "✗ No lyrics for: \"$title_try\""
+        return 1
+    fi
+
+    # 4. Write only the synced‐lyrics lines (timestamps + text)
+    #    We drop any existing [ar:], [al:], [ti:] lines from the API payload,
+    #    but typically lrclib returns only timestamped lines anyway.
+    echo "$lyrics" | sed -E '/^\[(ar|al|ti):/d' > "$out_lrc"
+    echo "✔ Saved lyrics: $(basename "$out_lrc")"
+    return 0
+}
+
+echo "▶ Fetching lyrics for all .mp3 in: $ALBUM_DIR"
+echo "  Artist: $ARTIST"
+echo "  Album:  $ALBUM"
+echo
+
+shopt -s nullglob
+for mp3 in "$ALBUM_DIR"/*.mp3; do
+    TITLE_RAW="$(basename "$mp3" .mp3)"
+    LRC_FILE="${mp3%.mp3}.lrc"
+
+    if [ -f "$LRC_FILE" ]; then
+        echo "– Skipping \"$TITLE_RAW\" (already have .lrc)"
+        continue
+    fi
+
+    if ! fetch_for_plain "$ARTIST" "$ALBUM" "$TITLE_RAW" "$LRC_FILE"; then
+        # a failure just prints the “No lyrics for…” message and moves on
+        continue
+    fi
+done
+
+echo
+echo "Done."