# -*- coding: utf-8 -*-
"""Trading service client for market data operations."""

import httpx

from shared.schema.price import PriceResponse
from shared.schema.financial import FinancialMetricsResponse, LineItemResponse
from shared.schema.market import InsiderTradeResponse, CompanyFactsResponse
from shared.schema.portfolio import Portfolio


class TradingServiceClient:
    """Async client for the Trading Service API."""

    def __init__(self, base_url: str = "http://localhost:8001"):
        """Initialize the client with a base URL.

        Args:
            base_url: Base URL for the trading service API.
        """
        self.base_url = base_url.rstrip("/")
        self._client: httpx.AsyncClient | None = None

    async def __aenter__(self) -> "TradingServiceClient":
        self._client = httpx.AsyncClient(base_url=self.base_url, timeout=30.0)
        return self

    async def __aexit__(self, exc_type, exc_val, exc_tb) -> None:
        if self._client:
            await self._client.aclose()

    async def get_prices(
        self,
        ticker: str,
        start_date: str | None = None,
        end_date: str | None = None,
    ) -> PriceResponse:
        """Get price data for a ticker.

        Args:
            ticker: Stock ticker symbol.
            start_date: Start date (YYYY-MM-DD).
            end_date: End date (YYYY-MM-DD).

        Returns:
            PriceResponse with price data.
        """
        params = {"ticker": ticker}
        if start_date:
            params["start_date"] = start_date
        if end_date:
            params["end_date"] = end_date
        response = await self._client.get("/api/prices", params=params)
        response.raise_for_status()
        return PriceResponse.model_validate(response.json())

    async def get_news(
        self,
        ticker: str,
        start_date: str | None = None,
        end_date: str | None = None,
    ) -> dict:
        """Get news for a ticker.

        Args:
            ticker: Stock ticker symbol.
            start_date: Start date (YYYY-MM-DD).
            end_date: End date (YYYY-MM-DD).

        Returns:
            Dictionary with news data.
        """
        params = {"ticker": ticker}
        if start_date:
            params["start_date"] = start_date
        if end_date:
            params["end_date"] = end_date
        response = await self._client.get("/api/news", params=params)
        response.raise_for_status()
        return response.json()

    async def get_financials(
        self,
        ticker: str,
        period: str | None = None,
        limit: int | None = None,
    ) -> FinancialMetricsResponse:
        """Get financial metrics for a ticker.

        Args:
            ticker: Stock ticker symbol.
            period: Reporting period (e.g., "annual", "quarterly").
            limit: Maximum number of records to return.

        Returns:
            FinancialMetricsResponse with financial data.
        """
        params = {"ticker": ticker}
        if period:
            params["period"] = period
        if limit:
            params["limit"] = limit
        response = await self._client.get("/api/financials", params=params)
        response.raise_for_status()
        return FinancialMetricsResponse.model_validate(response.json())

    async def get_insider_trades(
        self,
        ticker: str,
        limit: int | None = None,
    ) -> InsiderTradeResponse:
        """Get insider trades for a ticker.

        Args:
            ticker: Stock ticker symbol.
            limit: Maximum number of records to return.

        Returns:
            InsiderTradeResponse with insider trade data.
        """
        params = {"ticker": ticker}
        if limit:
            params["limit"] = limit
        response = await self._client.get("/api/insider-trades", params=params)
        response.raise_for_status()
        return InsiderTradeResponse.model_validate(response.json())

    async def get_portfolio(self) -> Portfolio:
        """Get the current portfolio.

        Returns:
            Portfolio with current positions and cash.
        """
        response = await self._client.get("/api/portfolio")
        response.raise_for_status()
        return Portfolio.model_validate(response.json())

    async def post_trades(self, trades: list[dict]) -> dict:
        """Submit trades for execution.

        Args:
            trades: List of trade orders.

        Returns:
            Dictionary with trade execution results.
        """
        response = await self._client.post("/api/trades", json=trades)
        response.raise_for_status()
        return response.json()

    async def post_settle(self) -> dict:
        """Settle all pending trades.

        Returns:
            Dictionary with settlement results.
        """
        response = await self._client.post("/api/settle")
        response.raise_for_status()
        return response.json()

    async def get_market_status(self) -> dict:
        """Get current market status.

        Returns:
            Dictionary with market status information.
        """
        response = await self._client.get("/api/market/status")
        response.raise_for_status()
        return response.json()

    async def get_company_facts(self, ticker: str) -> CompanyFactsResponse:
        """Get company facts for a ticker.

        Args:
            ticker: Stock ticker symbol.

        Returns:
            CompanyFactsResponse with company information.
        """
        response = await self._client.get(f"/api/company/{ticker}/facts")
        response.raise_for_status()
        return CompanyFactsResponse.model_validate(response.json())

    async def get_line_items(
        self,
        ticker: str,
        statement_type: str | None = None,
        period: str | None = None,
    ) -> LineItemResponse:
        """Get line items (financial statement data) for a ticker.

        Args:
            ticker: Stock ticker symbol.
            statement_type: Type of statement (income, balance, cash_flow).
            period: Reporting period.

        Returns:
            LineItemResponse with financial statement data.
        """
        params = {"ticker": ticker}
        if statement_type:
            params["statement_type"] = statement_type
        if period:
            params["period"] = period
        response = await self._client.get("/api/line-items", params=params)
        response.raise_for_status()
        return LineItemResponse.model_validate(response.json())