Create Pull Request from Fork #6

	name: "Create Pull Request from Fork"

	on:
	repository_dispatch:
	types: [sync-from-fork]
	workflow_dispatch:

	jobs:
	create-pr:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout main repository
	uses: actions/checkout@v4
	with:
	path: my-repo
	fetch-depth: 0

	- name: Checkout friend's fork
	uses: actions/checkout@v4
	with:
	repository: electrolysis743/tuweb
	ref: main
	path: friend-repo
	fetch-depth: 0

	- name: Prepare branch name and check existence
	id: prep
	run: \|
	cd my-repo
	BRANCH_NAME="auto-sync-$(date +%Y%m%d-%H%M%S)-$RANDOM"
	echo "branch=$BRANCH_NAME" >> $GITHUB_OUTPUT
	git fetch origin
	if git rev-parse --quiet --verify "origin/$BRANCH_NAME" >/dev/null; then
	echo "skip=true" >> $GITHUB_OUTPUT
	else
	echo "skip=false" >> $GITHUB_OUTPUT
	fi

	- name: Create sync branch and merge friend's changes
	if: steps.prep.outputs.skip == 'false'
	run: \|
	cd my-repo
	git config user.name "github-actions[bot]"
	git config user.email "github-actions[bot]@users.noreply.github.com"

	git checkout -b "${{ steps.prep.outputs.branch }}"
	git remote add friend ../friend-repo \|\| true
	git fetch friend main
	if ! git merge friend/main --no-edit --allow-unrelated-histories; then
	echo "❌ 合并冲突，请手动处理"
	exit 1
	fi
	git push origin "${{ steps.prep.outputs.branch }}"

	- name: Create Pull Request
	if: steps.prep.outputs.skip == 'false'
	run: \|
	cd my-repo
	gh pr create \
	--title "更新" \
	--body "此 PR 由 GitHub Actions 自动创建。" \
	--base main \
	--head "${{ steps.prep.outputs.branch }}" \
	--assignee "tiao2" \
	--reviewer "tiao2"
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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