"""Settings router - User and organization settings management."""

from typing import Annotated, Any

from fastapi import APIRouter, Depends, HTTPException, status
from pydantic import BaseModel
from sqlalchemy.ext.asyncio import AsyncSession

from apex.core.authentication.dependencies import get_current_active_user
from apex.core.permissions.dependencies import require_permission
from apex.infrastructure.database.session import get_db

router = APIRouter(tags=["settings"])


class SettingsUpdate(BaseModel):
    """Schema for updating settings."""

    settings: dict[str, Any]


class SettingsResponse(BaseModel):
    """Schema for settings response."""

    settings: dict[str, Any]


# User Settings Endpoints

@router.get("/user/{user_id}", response_model=SettingsResponse)
async def get_user_settings(
    user_id: str,
    db: Annotated[AsyncSession, Depends(get_db)],
    current_user: dict = Depends(get_current_active_user),
):
    """
    Get user settings.

    Args:
        user_id: User ID
        db: Database session
        current_user: Current authenticated user

    Returns:
        User settings (JSONB)
    """
    raise HTTPException(
        status_code=status.HTTP_501_NOT_IMPLEMENTED,
        detail="Get user settings needs to be implemented with your User model",
    )


@router.patch("/user/{user_id}", response_model=SettingsResponse)
async def update_user_settings(
    user_id: str,
    request: SettingsUpdate,
    db: Annotated[AsyncSession, Depends(get_db)],
    current_user: dict = Depends(get_current_active_user),
):
    """
    Update user settings (merges with existing settings).

    Args:
        user_id: User ID
        request: Settings to update
        db: Database session
        current_user: Current authenticated user

    Returns:
        Updated user settings

    Example:
        PATCH /settings/user/123
        {
            "settings": {
                "theme": "dark",
                "notifications": {"email": true, "sms": false}
            }
        }
    """
    raise HTTPException(
        status_code=status.HTTP_501_NOT_IMPLEMENTED,
        detail="Update user settings needs to be implemented with your User model",
    )


@router.delete("/user/{user_id}", status_code=status.HTTP_204_NO_CONTENT)
async def clear_user_settings(
    user_id: str,
    db: Annotated[AsyncSession, Depends(get_db)],
    current_user: dict = Depends(get_current_active_user),
):
    """
    Clear all user settings (reset to default).

    Args:
        user_id: User ID
        db: Database session
        current_user: Current authenticated user
    """
    raise HTTPException(
        status_code=status.HTTP_501_NOT_IMPLEMENTED,
        detail="Clear user settings needs to be implemented with your User model",
    )


# Organization Settings Endpoints

@router.get("/organization/{org_id}", response_model=SettingsResponse)
async def get_organization_settings(
    org_id: str,
    db: Annotated[AsyncSession, Depends(get_db)],
    current_user: dict = Depends(get_current_active_user),
):
    """
    Get organization settings.

    Args:
        org_id: Organization ID
        db: Database session
        current_user: Current authenticated user

    Returns:
        Organization settings (JSONB)
    """
    raise HTTPException(
        status_code=status.HTTP_501_NOT_IMPLEMENTED,
        detail="Get organization settings needs to be implemented with your Organization model",
    )


@router.patch("/organization/{org_id}", response_model=SettingsResponse)
async def update_organization_settings(
    org_id: str,
    request: SettingsUpdate,
    db: Annotated[AsyncSession, Depends(get_db)],
    current_user: dict = Depends(require_permission("settings", "update")),
):
    """
    Update organization settings (merges with existing settings).

    Args:
        org_id: Organization ID
        request: Settings to update
        db: Database session
        current_user: Current authenticated user with permissions

    Returns:
        Updated organization settings

    Example:
        PATCH /settings/organization/456
        {
            "settings": {
                "billing_email": "billing@company.com",
                "timezone": "America/New_York",
                "custom_branding": {"logo_url": "https://..."}
            }
        }
    """
    raise HTTPException(
        status_code=status.HTTP_501_NOT_IMPLEMENTED,
        detail="Update organization settings needs to be implemented with your Organization model",
    )


@router.delete("/organization/{org_id}", status_code=status.HTTP_204_NO_CONTENT)
async def clear_organization_settings(
    org_id: str,
    db: Annotated[AsyncSession, Depends(get_db)],
    current_user: dict = Depends(require_permission("settings", "delete")),
):
    """
    Clear all organization settings (reset to default).

    Args:
        org_id: Organization ID
        db: Database session
        current_user: Current authenticated user with permissions
    """
    raise HTTPException(
        status_code=status.HTTP_501_NOT_IMPLEMENTED,
        detail="Clear organization settings needs to be implemented with your Organization model",
    )

