#!/bin/bash

# Function to get resize percentage using Zenity
get_resize_percentage() {
  choice=$(zenity --list --title="Resize Percentage" --text="Choose resize percentage:" --radiolist --column " " --column "Percentage" TRUE "25%" FALSE "50%" FALSE "75%" FALSE "Custom")

  if [ $? -eq 1 ]; then
    echo "" # User clicked Cancel
    return 1
  fi

  if [[ "$choice" == "Custom" ]]; then
    percentage=$(zenity --entry --title="Custom Resize Percentage" --text="Enter custom resize percentage (e.g., 120 for 120%):")
    if [ $? -eq 1 ]; then
      echo "" # User clicked Cancel
      return 1
    fi
    echo "$percentage"
  elif [[ -n "$choice" ]]; then
    echo "${choice%\%}" # Remove the % sign
  else
    echo "" # No choice selected (shouldn't happen)
    return 1
  fi
}

# Get the resize percentage
resize_percentage=$(get_resize_percentage)

# Exit if the user cancelled the resize percentage selection
if [ -z "$resize_percentage" ]; then
  exit 0
fi

# Get the desired output format from user input
output_format=$(zenity --entry --title="Output Format" --text="Enter desired output format (e.g., jpg, png):" --entry-text="jpg")

# Check if the user clicked Cancel
if [ $? -eq 1 ]; then
  exit 0
fi

# Loop through selected files
for file in "$@"; do
  # Generate a new filename with the resize percentage and format
  original_filename=$(basename "$file")
  extension="${original_filename##*.}"
  filename_without_extension="${original_filename%.*}"
  new_filename="${filename_without_extension}_resize${resize_percentage}.${output_format}"

  # Resize and convert the image, saving it with the new filename
  convert "$file" -resize "${resize_percentage}%" "$(dirname "$file")/$new_filename"
done

exit 0