#!/bin/sh

set +o histexpand  # Disable parsing "!" as the history expansion character
set +e             # Continue script execution even if a command fails

mkdir_if_not_exists() {
	[ -d "$1" ] || mkdir "$1"
}

exec_name='polonium'
exec_file="$(pwd)/bin/$exec_name"
exec_log="$(pwd)/exec.log"

corrupt() {
	cp "$1" "$2" || return 1

	file_name="$(pwd)/$2"

	args=("-p" "60" "-t" "2" "-n" "2" "--noconfirm" "-c" "-s" "999999999")

	printf -- "--- [*] $exec_name $(basename "$2") ${args[*]}\n"

	"$exec_file" "$file_name" "${args[@]}" > "$exec_log" 2>&1
	return $?
}

iterate_on_test_files() {
	find "$1" -maxdepth 1 -type f -name 'test.*' | while IFS= read -r file; do
		basename="$(basename "$file")"
		corrupt "$file" "./corrupted/$basename"
		if [ "$?" -ne "0" ]; then
			printf "[!] Polonium failed:\n"
			cat "$exec_log"
			rm "$exec_log"
			return 1
		fi

		rm "$exec_log"
		return 0
	done
}

cd ./test_files || exit 1
printf "[*] Generating corrupted versions of test files\n"
mkdir_if_not_exists ./corrupted/
iterate_on_test_files .
if [ "$?" -ne "0" ]; then
	exit 1
fi

printf "[>] All done!\n"