import sys
from pathlib import Path


PROJECT_ROOT = Path(__file__).resolve().parent.parent
TOOLS_DIR = PROJECT_ROOT / "tools"

if str(TOOLS_DIR) not in sys.path:
    sys.path.insert(0, str(TOOLS_DIR))

from oci_bizcase_gen import BusinessCaseDeckGenerator


def _collect_slide_text(gen):
    texts = []
    for slide in gen.prs.slides:
        for shape in slide.shapes:
            if hasattr(shape, "text"):
                text = shape.text.strip()
                if text:
                    texts.append(text)
            if getattr(shape, "has_table", False):
                for row in shape.table.rows:
                    for cell in row.cells:
                        text = cell.text.strip()
                        if text:
                            texts.append(text)
    return "\n".join(texts)


def test_from_spec_accepts_cover_aliases_and_recommendation_fallback():
    spec = {
        "customer": "Acme Corp",
        "author": "Diego",
        "generated_on": "2026-04-21",
        "recommendation": {
            "commitment_amount": "100K",
            "commitment_type": "UCM",
        },
    }

    gen = BusinessCaseDeckGenerator.from_spec(spec)
    text = _collect_slide_text(gen)

    assert "Acme Corp" in text
    assert "Prepared by: Diego" in text
    assert "Recommended: 100K UCM commitment" in text


def test_from_spec_accepts_roadmap_aliases_and_mixed_next_steps():
    spec = {
        "customer_name": "Acme Corp",
        "roadmap": {
            "phases": [
                {
                    "title": "Assess",
                    "weeks": "2 weeks",
                    "outputs": ["Blueprint"],
                    "milestones": ["Kickoff"],
                }
            ],
            "total_duration": "6 weeks",
        },
        "recommendation": {
            "summary": "Proceed with phased migration",
            "next_steps": [
                "Confirm scope",
                {"action": "Approve budget", "owner": "Finance", "deadline": "May"},
            ],
        },
    }

    gen = BusinessCaseDeckGenerator.from_spec(spec)
    text = _collect_slide_text(gen)

    assert "Assess" in text
    assert "2 weeks" in text
    assert "Kickoff" in text
    assert "Blueprint" in text
    assert "Confirm scope" in text
    assert "Approve budget" in text
    assert "Finance" in text
    assert "May" in text