#!/bin/bash

# Check for required arguments
if [ $# -ne 2 ]; then
    echo "Usage: $0 \"GENRE Name\" /path/to/directory"
    exit 1
fi

genre="$1"
target_dir="$2"

# Check if directory exists
if [ ! -d "$target_dir" ]; then
    echo "Error: '$target_dir' is not a valid directory."
    exit 1
fi

# Ensure metaflac is installed
if ! command -v metaflac &> /dev/null; then
    echo "Error: 'metaflac' is not installed. Please install it first."
    exit 1
fi

# Recursively find and tag FLAC files
find "$target_dir" -type f -iname "*.flac" | while IFS= read -r flac; do
    echo "Tagging '$flac' with GENRE=$genre"
    metaflac --remove-tag=GENRE "$flac"
    metaflac --set-tag="GENRE=$genre" "$flac"
done

echo "Genre tagging complete."