"""Notify dispatch APIs — Phase 11.9."""
from uuid import UUID

from fastapi import APIRouter, Depends, Query, Response, status
from sqlalchemy.ext.asyncio import AsyncSession

from app.api.deps import get_db, get_pagination, require_tenant
from app.api.permissions import require_permissions
from app.commands.integrations import IntegrationsCommands
from app.permissions.definitions import (
    NOTIFY_CREATE,
    NOTIFY_DELETE,
    NOTIFY_MANAGE,
    NOTIFY_UPDATE,
    NOTIFY_VIEW,
)
from app.queries.integrations import IntegrationsQueries
from app.schemas.integrations import (
    NotifyDispatchCreate,
    NotifyDispatchListResponse,
    NotifyDispatchRead,
    NotifyDispatchUpdate,
)
from app.specifications.integrations import NOTIFY_DISPATCH_SORT, NotifyDispatchListSpec
from shared.pagination import PaginationParams
from shared.security import CurrentUser

router = APIRouter()


def _spec(
    workspace_id: UUID | None = None,
    site_id: UUID | None = None,
    status_filter: str | None = Query(None, alias="status"),
    q: str | None = Query(None, max_length=100),
    sort_by: str = "created_at",
    sort_dir: str = Query("desc", pattern="^(?i)(asc|desc)$"),
):
    return NotifyDispatchListSpec(
        workspace_id=workspace_id,
        site_id=site_id,
        status=status_filter,
        q=q,
        sort_by=sort_by if sort_by in NOTIFY_DISPATCH_SORT else "created_at",
        sort_dir=sort_dir,
    )


@router.post("", response_model=NotifyDispatchRead, status_code=201)
async def create(
    body: NotifyDispatchCreate,
    tenant_id: UUID = Depends(require_tenant),
    db: AsyncSession = Depends(get_db),
    user: CurrentUser = Depends(require_permissions(NOTIFY_CREATE)),
):
    return await IntegrationsCommands(db).create_notify_dispatch(tenant_id, body, actor=user)


@router.get("", response_model=NotifyDispatchListResponse)
async def list_items(
    tenant_id: UUID = Depends(require_tenant),
    pagination: PaginationParams = Depends(get_pagination),
    spec: NotifyDispatchListSpec = Depends(_spec),
    db: AsyncSession = Depends(get_db),
    _user: CurrentUser = Depends(require_permissions(NOTIFY_VIEW)),
):
    items, total = await IntegrationsQueries(db).list_notify_dispatches(
        tenant_id, offset=pagination.offset, limit=pagination.page_size, spec=spec
    )
    return NotifyDispatchListResponse(
        items=items, total=total, page=pagination.page, page_size=pagination.page_size
    )


@router.get("/{entity_id}", response_model=NotifyDispatchRead)
async def get(
    entity_id: UUID,
    tenant_id: UUID = Depends(require_tenant),
    db: AsyncSession = Depends(get_db),
    _user: CurrentUser = Depends(require_permissions(NOTIFY_VIEW)),
):
    return await IntegrationsQueries(db).get_notify_dispatch(tenant_id, entity_id)


@router.patch("/{entity_id}", response_model=NotifyDispatchRead)
async def update(
    entity_id: UUID,
    body: NotifyDispatchUpdate,
    tenant_id: UUID = Depends(require_tenant),
    db: AsyncSession = Depends(get_db),
    user: CurrentUser = Depends(require_permissions(NOTIFY_UPDATE)),
):
    return await IntegrationsCommands(db).update_notify_dispatch(
        tenant_id, entity_id, body, actor=user
    )


@router.post("/{entity_id}/send", response_model=NotifyDispatchRead)
async def send(
    entity_id: UUID,
    tenant_id: UUID = Depends(require_tenant),
    db: AsyncSession = Depends(get_db),
    user: CurrentUser = Depends(require_permissions(NOTIFY_MANAGE)),
):
    return await IntegrationsCommands(db).send_notify_dispatch(tenant_id, entity_id, actor=user)


@router.delete("/{entity_id}", status_code=status.HTTP_204_NO_CONTENT)
async def delete(
    entity_id: UUID,
    tenant_id: UUID = Depends(require_tenant),
    db: AsyncSession = Depends(get_db),
    user: CurrentUser = Depends(require_permissions(NOTIFY_DELETE)),
):
    await IntegrationsCommands(db).delete_notify_dispatch(tenant_id, entity_id, actor=user)
    return Response(status_code=204)
