"""
models/requests.py — Pydantic request schemas for the RAG API.
"""

from __future__ import annotations

from typing import Optional
from pydantic import BaseModel, Field


class SearchRequest(BaseModel):
    query: str = Field(..., min_length=1, max_length=2000)
    limit: int = Field(default=10, ge=1, le=50)
    threshold: float = Field(default=0.65, ge=0.0, le=1.0)
    tags: Optional[list[str]] = None
    hybrid: bool = True


class ChatRequest(BaseModel):
    message: str = Field(..., min_length=1, max_length=4000)
    conversation_id: Optional[str] = None
    context_limit: int = Field(default=5, ge=1, le=20)
    stream: bool = True


class IndexRequest(BaseModel):
    path: str = Field(..., description='Relative path of file within the vault')


class ReindexRequest(BaseModel):
    force: bool = False  # If True, reindex even unchanged files