Split and update repo

refresh-split-repos.sh

#!/bin/bash

# Ensure correct number of arguments
if [ "$#" -ne 3 ]; then
    echo "Usage: $0 <USERNAME> <SOURCEREPO> <MODULENAME>"
    exit 1
fi

# Assign arguments
USERNAME=$1
SOURCEREPO=$2
MODULENAME=$3

# Get current date in YYYY-MM-DD format
CURRENT_DATE=$(date +%Y-%m-%d)

# Define the new branch name
BRANCH_NAME="update/${CURRENT_DATE}--refresh-from-latest"

# Clone the source repository
git clone git@github.com:${USERNAME}/${SOURCEREPO}.git
cd ${SOURCEREPO} || exit 1

# Filter the branch to extract the module
git filter-branch --prune-empty --subdirectory-filter docroot/modules/custom/${MODULENAME} main

# Remove old origin and add a new one
git remote remove origin
git remote add origin git@github.com:${USERNAME}/${MODULENAME}.git

# Create and switch to the new update branch
git checkout -b ${BRANCH_NAME}

# Delete main branch and refresh it
git branch -D main
git fetch
git checkout main

git checkout ${BRANCH_NAME}
git rebase main

git push