#!/usr/bin/env sh
set -eu

SCRIPT_DIR="$(CDPATH= cd "$(dirname "$0")" && pwd -P)"
ENV_FILE="${ALPACA_MCP_ENV_FILE:-${SCRIPT_DIR}/.env}"

if [ -f "${ENV_FILE}" ]; then
  set -a
  . "${ENV_FILE}"
  set +a
fi

if [ "${1:-}" = "--doctor" ]; then
  if [ -f "${ENV_FILE}" ]; then
    echo "ok: env file found (${ENV_FILE})"
  else
    echo "warn: env file not found (${ENV_FILE}); copy scripts/mcp/.env.example to scripts/mcp/.env"
  fi

  if [ -n "${ALPACA_API_KEY:-}" ] && [ -n "${ALPACA_SECRET_KEY:-}" ]; then
    echo "ok: Alpaca credential variables are set"
  else
    echo "warn: ALPACA_API_KEY and/or ALPACA_SECRET_KEY are not set"
  fi

  if command -v uvx >/dev/null 2>&1; then
    echo "ok: uvx available ($(command -v uvx))"
    exit 0
  fi
  if command -v uv >/dev/null 2>&1; then
    echo "ok: uv available ($(command -v uv))"
    exit 0
  fi
  if command -v pipx >/dev/null 2>&1; then
    echo "ok: pipx fallback available ($(command -v pipx))"
    exit 0
  fi
  echo "error: install uv or pipx before starting the Alpaca MCP server" >&2
  exit 127
fi

if command -v uvx >/dev/null 2>&1; then
  exec uvx alpaca-mcp-server "$@"
fi

if command -v uv >/dev/null 2>&1; then
  exec uv tool run alpaca-mcp-server "$@"
fi

if command -v pipx >/dev/null 2>&1; then
  exec pipx run alpaca-mcp-server "$@"
fi

echo "error: install uv or pipx before starting the Alpaca MCP server" >&2
exit 127