"""Pydantic request/response schemas for the /v1 HTTP API (REQ-007/008)."""
from __future__ import annotations

from datetime import date, datetime
from typing import Optional
from uuid import UUID

from pydantic import BaseModel


class BuyIntentRequest(BaseModel):
    intent_id: str
    trading_date: date
    symbol: str
    qty: Optional[float] = None
    allocated_capital: Optional[float] = None
    entry_price: Optional[float] = None
    strategy_id: Optional[str] = None
    sell_strategy_id: Optional[str] = None
    portfolio_id: Optional[str] = None
    forced_close_at: Optional[datetime] = None


class SellIntentRequest(BaseModel):
    intent_id: str
    slot_id: UUID
    reason: str = "discretionary_sell"
    sell_strategy_id: Optional[str] = None


class IntentResponse(BaseModel):
    intent_id: str
    status: str
    slot_id: Optional[UUID] = None
    reason: Optional[str] = None


class SlotSnapshot(BaseModel):
    slot_id: UUID
    trading_date: date
    status: str
    symbol: Optional[str] = None
    qty: Optional[float] = None
    avg_price: Optional[float] = None
    entry_price: Optional[float] = None
    allocated_capital: Optional[float] = None
    strategy_id: Optional[str] = None
    sell_strategy_id: Optional[str] = None
    forced_close_at: Optional[datetime] = None


class CapacityResponse(BaseModel):
    idle_count: int
    holding_count: int
    pending_count: int
    total_slots: int
    scarcity_ratio: float


class HealthResponse(BaseModel):
    status: str = "ok"