#!/usr/bin/env zsh
set -euo pipefail

SCRIPT_DIR="${0:A:h}"
ENV_FILE="${ALPACA_MCP_ENV_FILE:-${SCRIPT_DIR}/.env}"

if [[ -f "${ENV_FILE}" ]]; then
  set -a
  source "${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