"""
Messages API endpoints.
"""

from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session

from app.db.session import get_db
from app.schemas.message import Message
from app.services.message_service import get_all_messages, get_message

router = APIRouter()


@router.get("/", response_model=list[Message])
async def read_messages(
    skip: int = 0,
    limit: int = 100,
    db: Session = Depends(get_db),  # noqa: B008
):
    """
    Retrieve all messages.

    Args:
        skip: Number of messages to skip
        limit: Maximum number of messages to return
        db: Database session

    Returns:
        List of messages
    """
    messages = get_all_messages(db, skip=skip, limit=limit)
    return messages


@router.get("/{message_id}", response_model=Message)
async def read_message(
    message_id: int,
    db: Session = Depends(get_db),  # noqa: B008
):
    """
    Retrieve a specific message by ID.

    Args:
        message_id: ID of the message to retrieve
        db: Database session

    Returns:
        The requested message

    Raises:
        HTTPException: If the message is not found
    """
    message = get_message(db, message_id=message_id)
    if message is None:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail="Message not found",
        )
    return message