set -e

export GO111MODULE=on

version="${1:-main}"

name="sourcegraph/zoekt"

repo="github.com/${name}"

response="$(mktemp)"

trap 'rm -f "$response"' EXIT

curl --silent --fail "https://api.github.com/repos/${name}/commits?per_page=1&sha=${version}" >"${response}"

newsha="$(jq -r '.[0].sha[:12]' <"${response}")"

oldsha="$(go mod edit -print | grep "$repo" | grep -o '[a-f0-9]*$')"

echo "https://$repo/compare/$oldsha...$newsha"

curl --silent --fail "https://api.github.com/repos/sourcegraph/zoekt/compare/$oldsha...$newsha" >"${response}"

jq -r '.commits[] | "- https://github.com/sourcegraph/zoekt/commit/" + .sha[:10] + " " + (.commit.message | split("\n")[0])' <"${response}" |

sed 's/ (#[0-9]*)//g'

jq -r '.commits[] | "- " + .sha[:10] + " " + (.commit.message | split("\n")[0])' <"${response}" |

sed 's/ (#[0-9]*)//g'

go get "${repo}@${version}"

go mod download ${repo}

go mod tidy

echo "Ensure we update go.sum by actually compiling some code which depends on zoekt."

echo "We do this by running 'go test' without actually running any tests."

go test -run '^$' github.com/sourcegraph/sourcegraph/internal/search/zoekt