"""GET /api/workflows — list seed workflow templates."""

from __future__ import annotations

from pathlib import Path
from typing import Annotated

from fastapi import APIRouter, Depends

from ...workflow import WorkflowTemplate
from ..deps import get_workflows, seed_root
from ..models import WorkflowPhaseSummary, WorkflowRoleSummary, WorkflowSummary

router = APIRouter()

WorkflowsDep = Annotated[list[tuple[Path, WorkflowTemplate]], Depends(get_workflows)]


@router.get("", response_model=list[WorkflowSummary])
async def list_workflows(workflows: WorkflowsDep) -> list[WorkflowSummary]:
    base = seed_root() / "workflows"
    out: list[WorkflowSummary] = []
    for path, tpl in workflows:
        try:
            rel = path.relative_to(base.parent)
        except ValueError:
            rel = path
        out.append(
            WorkflowSummary(
                path=str(rel),
                name=tpl.name,
                version=tpl.version,
                description=tpl.description,
                roles=[
                    WorkflowRoleSummary(
                        id=r.id,
                        required_capabilities=[c.value for c in r.required_capabilities],
                    )
                    for r in tpl.roles
                ],
                phases=[
                    WorkflowPhaseSummary(
                        key=ph.key,
                        title=ph.title,
                        risk=ph.risk.value,
                        role=ph.role,
                    )
                    for ph in tpl.phases
                ],
            )
        )
    return out