Files
Charon/.github/workflows/propagate-changes.yml

95 lines
3.1 KiB
YAML

name: Propagate Changes Between Branches
on:
push:
branches:
- main
- development
permissions:
contents: write
pull-requests: write
jobs:
propagate:
name: Create PR to synchronize branches
runs-on: ubuntu-latest
if: github.actor != 'github-actions[bot]' && github.event.pusher != null
steps:
- name: Set up Node (for github-script)
uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
with:
node-version: '18'
- name: Determine source and target branches
id: branches
run: |
echo "source=$(echo ${GITHUB_REF#refs/heads/})" >> $GITHUB_OUTPUT
if [ "${GITHUB_REF#refs/heads/}" = "main" ]; then
echo "target=development" >> $GITHUB_OUTPUT
else
echo "target=main" >> $GITHUB_OUTPUT
fi
- name: Create or update Pull Request
uses: actions/github-script@f28e40c7f34bde8b3046d885e986cb6290c5673b # v7
with:
script: |
const source = process.env.SOURCE_BRANCH || process.env.GITHUB_REF.replace('refs/heads/','');
const target = process.env.TARGET_BRANCH || (source === 'main' ? 'development' : 'main');
const src = source;
const base = target;
// Do not create PR if source and base are same
if (src === base) {
core.info(`Source and base are the same (${src}); skipping.`);
return;
}
// Check for existing open PRs from src->base
const { data: pulls } = await github.rest.pulls.list({
owner: context.repo.owner,
repo: context.repo.repo,
state: 'open',
head: `${context.repo.owner}:${src}`,
base: base,
});
if (pulls.length > 0) {
core.info(`Found existing PR(s) from ${src} to ${base}. Skipping creation.`);
return;
}
// Compare commits: only create PR if source is ahead of base
const compare = await github.rest.repos.compareCommits({
owner: context.repo.owner,
repo: context.repo.repo,
base: base,
head: src,
});
if (compare.data && compare.data.status === 'identical') {
core.info(`${src} and ${base} are identical. No PR needed.`);
return;
}
// Create PR
const title = `Propagate changes from ${src} into ${base}`;
const body = `Automated PR to propagate commits from ${src} into ${base}.\n\nTriggered by push by @${context.actor}.`;
const pr = await github.rest.pulls.create({
owner: context.repo.owner,
repo: context.repo.repo,
title,
head: src,
base,
body,
});
core.info(`Created PR #${pr.data.number}: ${pr.data.html_url}`);
env:
GITHUB_TOKEN: ${{ secrets.PROJECT_TOKEN }}
SOURCE_BRANCH: ${{ steps.branches.outputs.source }}
TARGET_BRANCH: ${{ steps.branches.outputs.target }}