from __future__ import annotations

from typing import Iterable

from .models import Priority, Status, Todo


def repo_labels(todos: Iterable[Todo]) -> dict[str, list[str]]:
    grouped: dict[str, list[str]] = {}
    for todo in todos:
        grouped.setdefault(todo.repo, []).append(todo.title)
    return grouped


def gitea_issue_payload(todo: Todo, org: str = "stackchain") -> dict:
    title = f"TODO: {todo.title}"
    labels = [todo.priority.value, todo.status.value]
    labels.extend(todo.tags)
    body = (
        f"**Status:** {todo.status.value}\n"
        f"**Priority:** {todo.priority.value}\n"
        f"**Repo:** {todo.repo}\n"
        f"**Assignee:** {todo.assignee or 'unassigned'}\n\n"
        "Auto-generated by agent-todo-tracker."
    )
    return {"title": title, "body": body, "labels": labels}