"""Tests pour le viewer Flask."""

import pytest

from src.viewer.app import create_app, compute_group_stats, severity_badge, format_duration
from src.config import DossierMedical, Diagnostic, ActeCCAM


@pytest.fixture
def app():
    app = create_app()
    app.config["TESTING"] = True
    return app


@pytest.fixture
def client(app):
    return app.test_client()


class TestGroupStats:
    def test_group_stats(self):
        items = [
            {
                "dossier": DossierMedical(
                    diagnostics_associes=[
                        Diagnostic(texte="HTA", cim10_suggestion="I10"),
                        Diagnostic(texte="Diabète", cim10_suggestion="E11.9", est_cma=True),
                    ],
                    actes_ccam=[
                        ActeCCAM(texte="Cholé", code_ccam_suggestion="HMFC004"),
                    ],
                    alertes_codage=["Alerte 1", "Alerte 2"],
                ),
            },
            {
                "dossier": DossierMedical(
                    diagnostics_associes=[
                        Diagnostic(texte="Obésité", cim10_suggestion="E66.0"),
                    ],
                    actes_ccam=[
                        ActeCCAM(texte="TDM", code_ccam_suggestion="ZCQK002"),
                    ],
                    alertes_codage=[],
                ),
            },
        ]
        stats = compute_group_stats(items)
        assert stats["das_count"] == 3
        assert stats["actes_count"] == 2
        assert stats["alertes_count"] == 2
        assert stats["cma_count"] == 1

    def test_group_stats_empty(self):
        stats = compute_group_stats([])
        assert stats["das_count"] == 0
        assert stats["alertes_count"] == 0


class TestSeverityBadgeFilter:
    def test_severe(self):
        result = severity_badge("severe")
        assert "Sévère" in result
        assert "#dc2626" in result

    def test_modere(self):
        result = severity_badge("modere")
        assert "Modéré" in result

    def test_leger(self):
        result = severity_badge("leger")
        assert "Léger" in result

    def test_none(self):
        result = severity_badge(None)
        assert result == ""

    def test_unknown(self):
        result = severity_badge("inconnu")
        assert result == ""


class TestFormatDuration:
    def test_none(self):
        assert format_duration(None) == ""

    def test_seconds_only(self):
        assert format_duration(45.3) == "45.3s"

    def test_minutes(self):
        assert format_duration(150.0) == "2min 30s"

    def test_exact_minutes(self):
        assert format_duration(120.0) == "2min"

    def test_large_duration(self):
        assert format_duration(1257.65) == "20min 57s"


class TestIndexPageLoads:
    def test_index_page_loads(self, client):
        response = client.get("/")
        assert response.status_code == 200
        assert b"Dossiers" in response.data


class TestDetailPageLoads:
    def test_detail_page_404(self, client):
        """Un fichier inexistant retourne 404."""
        response = client.get("/dossier/nonexistent.json")
        assert response.status_code == 404