"""admin/routers/onboarding.py — Author onboarding checklist (R-169)."""

from fastapi import APIRouter, Depends
from sqlalchemy.ext.asyncio import AsyncSession

from app.dependencies import get_db, get_current_author_scoped
from app.repositories.book_repo import BookRepository
from app.repositories.access_repo import AccessRepository

router = APIRouter()


@router.get("/{author_slug}/onboarding")
async def onboarding_checklist(
    author_slug: str,
    current_user=Depends(get_current_author_scoped),
    db: AsyncSession = Depends(get_db),
):
    """Return onboarding progress: import, upload, embed."""
    books = await BookRepository(db).list_for_author(current_user.id)
    ready = [b for b in books if b.status == "ready"]
    access = await AccessRepository(db).get_active_for_author(current_user.id)
    has_token = access is not None and not access.is_revoked

    steps = [
        {
            "id": "import_book",
            "label": "Import or add a book",
            "done": len(books) > 0,
        },
        {
            "id": "upload_manuscript",
            "label": "Upload PDF/EPUB for full-book chat",
            "done": any((b.chunk_count or 0) > 5 for b in ready),
        },
        {
            "id": "embed_widget",
            "label": "Copy embed code and go live",
            "done": has_token and len(ready) > 0,
        },
    ]
    completed = sum(1 for s in steps if s["done"])
    return {
        "steps": steps,
        "completed": completed,
        "total": len(steps),
        "percent": round(completed / len(steps) * 100) if steps else 0,
    }