#!/usr/bin/env sh
# Linux deployment. No .env sourcing; all commands run from this checkout.
set -eu
if [ "${1:-}" = '--env-file-only' ]; then
    export DEPLOY_API_ENV_FILE_ONLY=1
    shift
fi
case "$0" in
  */*) SCRIPT_DIR=${0%/*} ;;
  *) SCRIPT_DIR=. ;;
esac
REPO_ROOT=$(CDPATH= cd -- "$SCRIPT_DIR" && pwd)
cd "$REPO_ROOT"
ACTION=${1:-deploy}
case "$ACTION" in
  help|-h|--help)
    echo 'Optional first argument: --env-file-only (QCC/DeepSeek and DMS connection settings from .env; direct process restart inherits; systemd needs unit configuration)'
    echo 'Usage: sh deploy.sh [deploy|update-knowledge|restart|start|stop|status|check "company full name"|check-milvus|check-redis|check-dms|check-deepseek|check-qcc "company full name"]'
    echo 'deploy: install uv/Python/dependencies/models; initialize missing knowledge; restart API'
    echo 'update-knowledge: prepare/verify with old API running; then stop, publish and start'
    echo 'restart: sync isolated dependencies; stop this checkout API and start new code'
    echo 'check: run all five diagnostics; check-milvus/redis/dms/deepseek/qcc: run only one'
    echo 'Configuration and operational details: docs/deployment.md'
    exit 0 ;;
  deploy|update-knowledge|restart|start|stop|status|serve|check|check-milvus|check-redis|check-dms|check-deepseek|check-qcc) ;;
  *) echo 'Unknown deployment action. Run sh deploy.sh help.' >&2; exit 2 ;;
esac
case "$ACTION" in
  check|check-qcc)
    [ "$#" -eq 2 ] && [ -n "$2" ] || { echo 'This check requires one exact company name.' >&2; exit 2; } ;;
  *) [ "$#" -le 1 ] || { echo 'Only one action is accepted.' >&2; exit 2; } ;;
esac
[ "$(uname -s)" = Linux ] || { echo 'deploy.sh requires Linux with /proc.' >&2; exit 2; }
export UV_CACHE_DIR="${UV_CACHE_DIR:-$REPO_ROOT/.uv-cache}"
case "$ACTION" in
  start|stop|status|serve|check|check-milvus|check-redis|check-dms|check-deepseek|check-qcc)
    SERVICE_PYTHON="$REPO_ROOT/.venv/bin/python"
    if [ -f output/deploy/python-path ]; then
      IFS= read -r SERVICE_PYTHON < output/deploy/python-path
    fi
    [ -x "$SERVICE_PYTHON" ] || { echo 'Run sh deploy.sh deploy first.' >&2; exit 1; }
    case "$ACTION" in
      check|check-qcc) exec "$SERVICE_PYTHON" scripts/deploy.py "$ACTION" "$2" ;;
    esac
    exec "$SERVICE_PYTHON" scripts/deploy.py "$ACTION" ;;
esac
export PATH="$HOME/.local/bin:$PATH"
unset DEPLOY_OFFLINE UV_OFFLINE
if ! command -v uv >/dev/null 2>&1; then
  [ "${AUTO_INSTALL_UV:-1}" = 1 ] || { echo 'uv missing; AUTO_INSTALL_UV=0.' >&2; exit 1; }
  installer=$(mktemp)
  trap 'rm -f "$installer"' EXIT HUP INT TERM
  if command -v curl >/dev/null 2>&1; then
    curl --fail --location --silent --show-error https://astral.sh/uv/install.sh -o "$installer"
  else
    wget -q https://astral.sh/uv/install.sh -O "$installer"
  fi
  UV_NO_MODIFY_PATH=1 sh "$installer"
  rm -f "$installer"
  trap - EXIT HUP INT TERM
fi
command -v uv >/dev/null 2>&1 || { echo 'uv installation failed.' >&2; exit 1; }
PYTHON_VERSION=$(tr -d '\r\n' < .python-version)
uv python install "$PYTHON_VERSION"
DEPLOY_PYTHON=$(uv python find --managed-python "$PYTHON_VERSION")
# The controller is outside service environments; each sync builds a new environment.
exec "$DEPLOY_PYTHON" scripts/deploy.py "$ACTION"