#!/bin/bash find_empty_rom_folders() { # This function will build an array of all the system subfolders in $roms_folder which are either empty or contain only systeminfo.txt for easy removal if [[ -f "$godot_empty_roms_folders" ]]; then rm -f "$godot_empty_roms_folders" # Godot data transfer temp files fi touch "$godot_empty_roms_folders" empty_rom_folders_list=() all_empty_folders=() # Extract helper file names using jq and populate the all_helper_files array all_helper_files=($(jq -r '.helper_files | to_entries | .[] | .value.filename' "$features")) for system in $(find "$roms_folder" -mindepth 1 -maxdepth 1 -type d -printf '%f\n') do local dir="$roms_folder/$system" local files=$(ls -A1 "$dir") local count=$(ls -A "$dir" | wc -l) if [[ $count -eq 0 ]]; then # Directory is empty empty_rom_folders_list=("${empty_rom_folders_list[@]}" "false" "$(realpath $dir)") all_empty_folders=("${all_empty_folders[@]}" "$(realpath $dir)") echo "$(realpath $dir)" >> "$godot_empty_roms_folders" # Godot data transfer temp file elif [[ $count -eq 1 ]] && [[ "$(basename "${files[0]}")" == "systeminfo.txt" ]]; then # Directory contains only systeminfo.txt empty_rom_folders_list=("${empty_rom_folders_list[@]}" "false" "$(realpath $dir)") all_empty_folders=("${all_empty_folders[@]}" "$(realpath $dir)") echo "$(realpath $dir)" >> "$godot_empty_roms_folders" # Godot data transfer temp file elif [[ $count -eq 2 ]] && [[ "$files" =~ "systeminfo.txt" ]]; then contains_helper_file="false" for helper_file in "${all_helper_files[@]}" # Compare helper file list to dir file list do if [[ "$files" =~ "$helper_file" ]]; then contains_helper_file="true" # Helper file was found break fi done if [[ "$contains_helper_file" == "true" ]]; then # Directory contains only systeminfo.txt and a helper file empty_rom_folders_list=("${empty_rom_folders_list[@]}" "false" "$(realpath $dir)") all_empty_folders=("${all_empty_folders[@]}" "$(realpath $dir)") echo "$(realpath $dir)" >> "$godot_empty_roms_folders" # Godot data transfer temp file fi fi done }