"""URI-based instrument resources."""
from .. import mcp
from ..client import AvanzaClient
from ..services import MarketDataService
def format_stock_markdown(stock_data: dict) -> str:
"""Format stock info as markdown.
Args:
stock_data: Stock information dictionary
Returns:
Formatted markdown string
"""
quote = stock_data.get("quote", {})
company = stock_data.get("company", {})
listing = stock_data.get("listing", {})
key_ratios = stock_data.get("key_ratios") or stock_data.get("keyIndicators", {})
name = stock_data.get("name", "Unknown")
price = quote.get("last", "N/A")
change = quote.get("change", 0)
change_pct = quote.get("changePercent", 0)
currency = listing.get("currency", "SEK")
md = f"# {name}\n\n"
md += f"**Price:** {price} {currency}\n"
md += f"**Change:** {change:+.2f} ({change_pct:+.2f}%)\n\n"
if company:
if desc := company.get("description"):
md += f"## Company\n{desc}\n\n"
if market_cap := company.get("marketCapital"):
if isinstance(market_cap, dict):
cap_value = market_cap.get("value", 0)
cap_currency = market_cap.get("currency", currency)
md += f"**Market Cap:** {cap_value:,.0f} {cap_currency}\n"
else:
md += f"**Market Cap:** {market_cap:,.0f} {currency}\n"
if key_ratios:
md += "\n## Key Ratios\n"
if pe := key_ratios.get("priceEarningsRatio"):
md += f"- **P/E Ratio:** {pe:.2f}\n"
if div_yield := key_ratios.get("directYield"):
md += f"- **Dividend Yield:** {div_yield:.2f}%\n"
return md
def format_fund_markdown(fund_data: dict) -> str:
"""Format fund info as markdown.
Args:
fund_data: Fund information dictionary
Returns:
Formatted markdown string
"""
name = fund_data.get("name", "Unknown")
nav = fund_data.get("nav", "N/A")
currency = fund_data.get("currency", "SEK")
md = f"# {name}\n\n"
md += f"**NAV:** {nav} {currency}\n\n"
if desc := fund_data.get("description"):
md += f"{desc}\n\n"
if development := fund_data.get("development"):
md += "## Performance\n"
if ytd := development.get("thisYear"):
md += f"- **YTD:** {ytd:+.2f}%\n"
if one_year := development.get("oneYear"):
md += f"- **1 Year:** {one_year:+.2f}%\n"
if three_years := development.get("threeYears"):
md += f"- **3 Years:** {three_years:+.2f}%\n"
if risk := fund_data.get("risk"):
md += f"\n**Risk Level:** {risk}/7\n"
if fee := fund_data.get("fee", {}).get("ongoingCharges"):
md += f"**Ongoing Charges:** {fee:.2f}%\n"
return md
@mcp.resource("avanza://stock/{instrument_id}")
async def get_stock_resource(instrument_id: str) -> str:
"""Get stock information as a markdown resource.
URI: avanza://stock/{instrument_id}
Args:
instrument_id: Avanza stock ID
Returns:
Formatted markdown with stock information
"""
async with AvanzaClient() as client:
service = MarketDataService(client)
stock_info = await service.get_stock_info(instrument_id)
stock_data = stock_info.model_dump(by_alias=True, exclude_none=True)
return format_stock_markdown(stock_data)
@mcp.resource("avanza://fund/{instrument_id}")
async def get_fund_resource(instrument_id: str) -> str:
"""Get fund information as a markdown resource.
URI: avanza://fund/{instrument_id}
Args:
instrument_id: Avanza fund ID
Returns:
Formatted markdown with fund information
"""
async with AvanzaClient() as client:
service = MarketDataService(client)
fund_info = await service.get_fund_info(instrument_id)
fund_data = fund_info.model_dump(by_alias=True, exclude_none=True)
return format_fund_markdown(fund_data)
