git_topic_refresh.sh

# Copyright (C) Jarkko Sakkinen 2022
#!/usr/bin/env python3

import re
import sys
from git.repo import Repo

if __name__ == "__main__":
    repo = Repo(sys.argv[1])

    # Fetch origin.
    remote = repo.remote()
    remote.fetch()

    heads = list(
        filter(lambda h: re.search("^(build|feat|fix|refactor)/", h.name),
               repo.heads))

    references = list(
        filter(
            lambda r: re.search("^origin/(build|feat|fix|refactor)/", r.name),
            repo.remote().refs))

    repo.git.checkout('main')

    for head in heads:
        print("Deleting " + head.name)
        repo.delete_head(head)

    for reference in references:
        topic = reference.name.split('/', 1)[1]
        print("Recreating " + topic)
        repo.git.checkout(topic)

    repo.git.checkout('main')