"""Sound normalization API endpoints."""

from typing import Annotated

from fastapi import APIRouter, Depends, HTTPException, Query, status
from sqlmodel.ext.asyncio.session import AsyncSession

from app.core.database import get_db
from app.core.dependencies import get_current_active_user_flexible
from app.models.user import User
from app.services.sound_normalizer import NormalizationResults, SoundNormalizerService

router = APIRouter(prefix="/sounds/normalize", tags=["sound-normalization"])


async def get_sound_normalizer_service(
    session: Annotated[AsyncSession, Depends(get_db)],
) -> SoundNormalizerService:
    """Get the sound normalizer service."""
    return SoundNormalizerService(session)


@router.post("/all")
async def normalize_all_sounds(
    current_user: Annotated[User, Depends(get_current_active_user_flexible)],
    normalizer_service: Annotated[
        SoundNormalizerService, Depends(get_sound_normalizer_service)
    ],
    force: bool = Query(
        False, description="Force normalization of already normalized sounds"
    ),
    one_pass: bool | None = Query(
        None, description="Use one-pass normalization (overrides config)"
    ),
) -> dict[str, NormalizationResults | str]:
    """Normalize all unnormalized sounds."""
    # Only allow admins to normalize sounds
    if current_user.role not in ["admin", "superadmin"]:
        raise HTTPException(
            status_code=status.HTTP_403_FORBIDDEN,
            detail="Only administrators can normalize sounds",
        )

    try:
        results = await normalizer_service.normalize_all_sounds(
            force=force,
            one_pass=one_pass,
        )
        return {
            "message": "Sound normalization completed",
            "results": results,
        }
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"Failed to normalize sounds: {e!s}",
        ) from e


@router.post("/type/{sound_type}")
async def normalize_sounds_by_type(
    sound_type: str,
    current_user: Annotated[User, Depends(get_current_active_user_flexible)],
    normalizer_service: Annotated[
        SoundNormalizerService, Depends(get_sound_normalizer_service)
    ],
    force: bool = Query(
        False, description="Force normalization of already normalized sounds"
    ),
    one_pass: bool | None = Query(
        None, description="Use one-pass normalization (overrides config)"
    ),
) -> dict[str, NormalizationResults | str]:
    """Normalize all sounds of a specific type (SDB, TTS, EXT)."""
    # Only allow admins to normalize sounds
    if current_user.role not in ["admin", "superadmin"]:
        raise HTTPException(
            status_code=status.HTTP_403_FORBIDDEN,
            detail="Only administrators can normalize sounds",
        )

    # Validate sound type
    valid_types = ["SDB", "TTS", "EXT"]
    if sound_type not in valid_types:
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail=f"Invalid sound type. Must be one of: {', '.join(valid_types)}",
        )

    try:
        results = await normalizer_service.normalize_sounds_by_type(
            sound_type=sound_type,
            force=force,
            one_pass=one_pass,
        )
        return {
            "message": f"Normalization of {sound_type} sounds completed",
            "results": results,
        }
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"Failed to normalize {sound_type} sounds: {e!s}",
        ) from e


@router.post("/{sound_id}")
async def normalize_sound_by_id(
    sound_id: int,
    current_user: Annotated[User, Depends(get_current_active_user_flexible)],
    normalizer_service: Annotated[
        SoundNormalizerService, Depends(get_sound_normalizer_service)
    ],
    force: bool = Query(
        False, description="Force normalization of already normalized sound"
    ),
    one_pass: bool | None = Query(
        None, description="Use one-pass normalization (overrides config)"
    ),
) -> dict[str, str]:
    """Normalize a specific sound by ID."""
    # Only allow admins to normalize sounds
    if current_user.role not in ["admin", "superadmin"]:
        raise HTTPException(
            status_code=status.HTTP_403_FORBIDDEN,
            detail="Only administrators can normalize sounds",
        )

    try:
        # Get the sound
        sound = await normalizer_service.sound_repo.get_by_id(sound_id)
        if not sound:
            raise HTTPException(
                status_code=status.HTTP_404_NOT_FOUND,
                detail=f"Sound with ID {sound_id} not found",
            )

        # Normalize the sound
        result = await normalizer_service.normalize_sound(
            sound=sound,
            force=force,
            one_pass=one_pass,
        )

        # Check result status
        if result["status"] == "error":
            raise HTTPException(
                status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
                detail=f"Failed to normalize sound: {result['error']}",
            )

        return {
            "message": f"Sound normalization {result['status']}: {sound.filename}",
            "status": result["status"],
            "reason": result["reason"] or "",
            "normalized_filename": result["normalized_filename"] or "",
        }

    except HTTPException:
        # Re-raise HTTPExceptions without wrapping them
        raise
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"Failed to normalize sound: {e!s}",
        ) from e