"""build_dashboard composition + helpers (services/dashboard.py).

Query semantics (ranking/caps/owner-scope) are exercised by manual smoke —
the repo's unit tests mock the DB, so SQL isn't executed here. These cover the
pure helpers and the section-isolation contract.
"""
from unittest.mock import AsyncMock, MagicMock, patch

import pytest


def test_task_row_maps_fields():
    from scribe.services.dashboard import _task_row
    n = MagicMock()
    n.id = 5
    n.title = "Wire reminders"
    n.status = "in_progress"
    n.priority = None
    assert _task_row(n) == {
        "id": 5, "title": "Wire reminders", "status": "in_progress", "priority": "none",
    }


@pytest.mark.asyncio
async def test_safe_returns_value_then_empty_on_error():
    from scribe.services.dashboard import _safe

    async def ok():
        return [1, 2, 3]

    async def boom():
        raise RuntimeError("section blew up")

    assert await _safe(ok(), []) == [1, 2, 3]
    # a failing section returns the supplied empty default, not an exception
    assert await _safe(boom(), []) == []
    assert await _safe(boom(), {}) == {}


@pytest.mark.asyncio
async def test_build_dashboard_composes_sections():
    import scribe.services.dashboard as dash
    with patch.object(dash, "_active_projects", AsyncMock(return_value=["P"])), \
         patch.object(dash, "_recently_completed", AsyncMock(return_value=["done"])), \
         patch.object(dash, "_open_issues", AsyncMock(return_value=["iss"])), \
         patch.object(dash, "_week_stats", AsyncMock(return_value={"open_total": 4})):
        out = await dash.build_dashboard(user_id=1)
    assert out == {
        "active_projects": ["P"],
        "recently_completed": ["done"],
        "open_issues": ["iss"],
        "week_stats": {"open_total": 4},
    }


@pytest.mark.asyncio
async def test_build_dashboard_isolates_failing_section():
    import scribe.services.dashboard as dash
    with patch.object(dash, "_active_projects", AsyncMock(side_effect=RuntimeError("db down"))), \
         patch.object(dash, "_recently_completed", AsyncMock(return_value=["done"])), \
         patch.object(dash, "_open_issues", AsyncMock(return_value=[])), \
         patch.object(dash, "_week_stats", AsyncMock(return_value={})):
        out = await dash.build_dashboard(user_id=1)
    # failing section degrades to its empty default; others still populate
    assert out["active_projects"] == []
    assert out["recently_completed"] == ["done"]
