#! /bin/bash

set -e

# Parse the CLI

show_usage () {

echo "Usage: $(basename $0) <old version tag> <new version tag>"

echo

echo "Update a Python version tag."

echo ""

}

while [ ! -z "$1" ]; do

case "$1" in

-h)

show_usage

exit 0

;;

-*)

echo "Invalid option: $1."

echo

show_usage

exit 1

;;

*)

break

esac

done

if [ "$#" -ne 2 ]; then

echo "Invalid number of arguments. Got $#, expected 2."

echo

show_usage

exit 1

fi

# Process the version tag

match_and_replace() {

local prefix="$( cd "$( dirname "${BASH_SOURCE[0]}" )/.." && pwd )"

if [ ! -f "${prefix}/appimage/recipes/python$1.sh" ]; then

echo "Error: invalid version tag: $1. Aborting."

exit 1

fi

local files=".travis/script.sh README.md appimage/recipes/python$1.sh tests/test_plugin.py"

local file

for file in ${files}; do

echo "updating tag in ${file}"

sed -i -- "s/$1/$2/g" "${prefix}/${file}"

done

git mv "${prefix}/appimage/recipes/python$1.sh" \

"${prefix}/appimage/recipes/python$2.sh"

}

match_and_replace "$@"