#!/bin/bash

# Check if correct number of arguments is provided
if [ "$#" -ne 1 ]; then
    echo "Usage: $0 /path/to/font.ttf"
    exit 1
fi

FONT_FILE="$1"

# Check if the font file exists
if [ ! -f "$FONT_FILE" ]; then
    echo "Error: Font file not found!"
    exit 1
fi

# Find and process all .mkv files
find . -type f -name "*.mkv" | while read -r mkv_file; do
    echo "Processing: $mkv_file"

    mkvpropedit "$mkv_file" \
        --attachment-name "$(basename "$FONT_FILE")" \
        --attachment-mime-type application/x-truetype-font \
        --add-attachment "$FONT_FILE"

    if [ $? -eq 0 ]; then
        echo "Successfully added font to: $mkv_file"
    else
        echo "Failed to add font to: $mkv_file"
    fi
done