#!/usr/bin/env bash
# test-local-runner.sh — start a short-lived runner for local workflow testing
# Requires a running Gitea instance and a valid registration token.
set -euo pipefail

: "${GITEA_INSTANCE_URL:?GITEA_INSTANCE_URL must be set}"
: "${GITEA_RUNNER_TOKEN:?GITEA_RUNNER_TOKEN must be set}"
: "${GITEA_RUNNER_NAME:?GITEA_RUNNER_NAME must be set}"

IMAGE="${IMAGE:-custom-gitea-runner:latest}"
CONFIG_DIR="$(mktemp -d /tmp/runner-test-config.XXXXXX)"
WORK_DIR="$(mktemp -d /tmp/runner-test-work.XXXXXX)"

cleanup() {
    echo "Cleaning up temp dirs ..."
    rm -rf "$CONFIG_DIR" "$WORK_DIR"
}
trap cleanup EXIT

echo "Starting local test runner ..."
echo "  Image  : ${IMAGE}"
echo "  Config : ${CONFIG_DIR}"
echo "  Work   : ${WORK_DIR}"

docker run --rm \
    -v "${CONFIG_DIR}:/config" \
    -v "${WORK_DIR}:/work" \
    -v /var/run/docker.sock:/var/run/docker.sock \
    -e GITEA_INSTANCE_URL="${GITEA_INSTANCE_URL}" \
    -e GITEA_RUNNER_TOKEN="${GITEA_RUNNER_TOKEN}" \
    -e GITEA_RUNNER_NAME="${GITEA_RUNNER_NAME}" \
    -e GITEA_RUNNER_LABELS="${GITEA_RUNNER_LABELS:-ubuntu-latest:docker://node:20-bullseye}" \
    "${IMAGE}"