#!/bin/bash

function bump() {

    if [ "$1" == "major" ] || [ "$1" == "minor" ] || [ "$1" == "patch" ]; then
        current_version=$(cat package.json | jq -r '.version')

        IFS='.' read -a version_parts <<< "$current_version"

        major=${version_parts[0]}
        minor=${version_parts[1]}
        patch=${version_parts[2]}

        case "$1" in
            "major")
                major=$((major + 1))
                minor=0
                patch=0
                ;;
            "minor")
                minor=$((minor + 1))
                patch=0
                ;;
            "patch")
                patch=$((patch + 1))
                ;;
        esac
        new_version="$major.$minor.$patch"
        echo "New Version is $new_version"

        cat package.json | jq ".version = \"$new_version\"" > temp.json
        mv temp.json package.json

        cat package-lock.json | jq ".version = \"$new_version\"" > temp.json
        mv temp.json package-lock.json

    else
        echo >&2 "No patch type set. Aborting."
    fi

}

echo "Bumping version ... "
bump $1