#!/bin/sh
# Host entry point: only POSIX shell and Docker are required.
set -eu
cd "$(dirname "$0")/.."
case "${1:-}" in
 build)
  docker pull docker:cli
  ref=$(docker image inspect docker:cli --format '{{index .RepoDigests 0}}')
  case "$ref" in docker@sha256:*) ;; *) echo 'Cannot pin stable Docker CLI image' >&2; exit 1;; esac
  docker build --pull --build-arg "DOCKER_IMAGE=$ref" -f dev/images/tools.Dockerfile -t sxchnge-local/tools:dev dev/images
  exit
  ;;
esac
docker image inspect sxchnge-local/tools:dev >/dev/null 2>&1 || { echo 'Run make build first' >&2; exit 1; }
endpoint=${DOCKER_HOST:-$(docker context inspect --format '{{.Endpoints.docker.Host}}')}
case "$endpoint" in unix://*) socket=${endpoint#unix://};; *) echo 'Local tooling requires a local Unix Docker socket' >&2; exit 1;; esac
network_args=
if docker network inspect sxchnge-local_default >/dev/null 2>&1; then network_args='--network sxchnge-local_default'; fi
terminal_args=-i
if [ "${1:-}" = email ]; then terminal_args=-it; fi
# These two argument lists contain only fixed strings controlled above.
# shellcheck disable=SC2086
exec docker run --rm $terminal_args $network_args -e "LOCAL_UID=$(id -u)" -e "LOCAL_GID=$(id -g)" \
 -v "$socket:/var/run/docker.sock" -v "$PWD:$PWD" -w "$PWD" \
 sxchnge-local/tools:dev sh dev/dispatch.sh "$@"