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#!/usr/bin/env bash
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# This tool will open a PR to update workerd in Cloudflare's internal repository
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# to match the current branch.
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set -euo pipefail
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if [ -z "${EDGEWORKER_HOME+x}" ]; then
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	EDGEWORKER_HOME="$(git rev-parse --show-toplevel)/../edgeworker"
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fi
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BRANCH_NAME=$(git rev-parse --abbrev-ref HEAD)
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SYNC_BRANCH_NAME=sync/$BRANCH_NAME
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cd $EDGEWORKER_HOME
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git submodule update --init --recursive
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git fetch origin master
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if git rev-parse --verify $SYNC_BRANCH_NAME; then
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	BRANCH_EXISTS=1
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else
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	BRANCH_EXISTS=0
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fi
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if [ $BRANCH_EXISTS -eq 1 ]; then
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	git checkout $SYNC_BRANCH_NAME
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else
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	git checkout -b $SYNC_BRANCH_NAME origin/master
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fi
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git -C deps/workerd fetch origin $BRANCH_NAME
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git -C deps/workerd checkout origin/$BRANCH_NAME
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git add deps/workerd
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if [ $BRANCH_EXISTS -eq 1 ]; then
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	git commit --no-verify --amend
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	git push --no-verify --force origin HEAD
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else
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	git commit --no-verify -m "Sync with $BRANCH_NAME"
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	GIT_OUT="$(git push --no-verify origin HEAD 2>&1)"
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	echo "$GIT_OUT"
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	open $(echo "$GIT_OUT" | sed -n '/remote: *http/ s/remote: *\(.*\)/\1/p')
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fi