# ABOUTME: Tests for Egg Quick Capture web routes.
# ABOUTME: Covers GET / form rendering and POST /actions/product-collected.

import os
import time

import pytest
from starlette.testclient import TestClient

from animaltrack.events.payloads import AnimalCohortCreatedPayload
from animaltrack.events.store import EventStore
from animaltrack.projections import ProjectionRegistry
from animaltrack.projections.animal_registry import AnimalRegistryProjection
from animaltrack.projections.event_animals import EventAnimalsProjection
from animaltrack.projections.intervals import IntervalProjection
from animaltrack.projections.products import ProductsProjection
from animaltrack.services.animal import AnimalService


def make_test_settings(
    csrf_secret: str = "test-secret",
    trusted_proxy_ips: str = "127.0.0.1",
    dev_mode: bool = True,
):
    """Create Settings for testing by setting env vars temporarily."""
    from animaltrack.config import Settings

    old_env = os.environ.copy()
    try:
        os.environ["CSRF_SECRET"] = csrf_secret
        os.environ["TRUSTED_PROXY_IPS"] = trusted_proxy_ips
        os.environ["DEV_MODE"] = str(dev_mode).lower()
        return Settings()
    finally:
        os.environ.clear()
        os.environ.update(old_env)


@pytest.fixture
def client(seeded_db):
    """Create a test client for the app."""
    from animaltrack.web.app import create_app

    settings = make_test_settings(trusted_proxy_ips="testclient")
    app, rt = create_app(settings=settings, db=seeded_db)
    # Use raise_server_exceptions=True to see actual errors
    return TestClient(app, raise_server_exceptions=True)


@pytest.fixture
def location_strip1_id(seeded_db):
    """Get Strip 1 location ID from seeded data."""
    row = seeded_db.execute("SELECT id FROM locations WHERE name = 'Strip 1'").fetchone()
    return row[0]


@pytest.fixture
def location_nursery1_id(seeded_db):
    """Get Nursery 1 location ID from seeded data (no ducks here)."""
    row = seeded_db.execute("SELECT id FROM locations WHERE name = 'Nursery 1'").fetchone()
    return row[0]


@pytest.fixture
def ducks_at_strip1(seeded_db, location_strip1_id):
    """Create ducks at Strip 1 for testing egg collection."""
    event_store = EventStore(seeded_db)
    registry = ProjectionRegistry()
    registry.register(AnimalRegistryProjection(seeded_db))
    registry.register(EventAnimalsProjection(seeded_db))
    registry.register(IntervalProjection(seeded_db))
    registry.register(ProductsProjection(seeded_db))

    animal_service = AnimalService(seeded_db, event_store, registry)

    payload = AnimalCohortCreatedPayload(
        species="duck",
        count=5,
        life_stage="adult",
        sex="female",
        location_id=location_strip1_id,
        origin="purchased",
    )
    ts_utc = int(time.time() * 1000)
    event = animal_service.create_cohort(payload, ts_utc, "test_user")
    return event.entity_refs["animal_ids"]


class TestEggFormRendering:
    """Tests for GET / egg capture form."""

    def test_egg_form_renders(self, client):
        """GET / returns 200 with form elements."""
        resp = client.get("/")
        assert resp.status_code == 200
        assert "Record Eggs" in resp.text or "Egg" in resp.text

    def test_egg_form_shows_locations(self, client):
        """Form has location dropdown with seeded locations."""
        resp = client.get("/")
        assert resp.status_code == 200
        # Check for seeded location names in the response
        assert "Strip 1" in resp.text
        assert "Strip 2" in resp.text

    def test_egg_form_has_quantity_field(self, client):
        """Form has quantity input field."""
        resp = client.get("/")
        assert resp.status_code == 200
        assert 'name="quantity"' in resp.text or 'id="quantity"' in resp.text


class TestEggCollection:
    """Tests for POST /actions/product-collected."""

    def test_egg_collection_creates_event(
        self, client, seeded_db, location_strip1_id, ducks_at_strip1
    ):
        """POST creates ProductCollected event when ducks exist at location."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_strip1_id,
                "quantity": "12",
                "notes": "Morning collection",
                "nonce": "test-nonce-123",
            },
        )

        # Should succeed (200 or redirect)
        assert resp.status_code in [200, 302, 303]

        # Verify event was created in database
        event_row = seeded_db.execute(
            "SELECT type, payload FROM events WHERE type = 'ProductCollected' ORDER BY id DESC LIMIT 1"
        ).fetchone()
        assert event_row is not None
        assert event_row[0] == "ProductCollected"

    def test_egg_collection_validation_quantity_zero(
        self, client, location_strip1_id, ducks_at_strip1
    ):
        """quantity=0 returns 422."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_strip1_id,
                "quantity": "0",
                "nonce": "test-nonce-456",
            },
        )

        assert resp.status_code == 422

    def test_egg_collection_validation_quantity_negative(
        self, client, location_strip1_id, ducks_at_strip1
    ):
        """quantity=-1 returns 422."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_strip1_id,
                "quantity": "-1",
                "nonce": "test-nonce-789",
            },
        )

        assert resp.status_code == 422

    def test_egg_collection_validation_location_missing(self, client, ducks_at_strip1):
        """Missing location returns 422."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "quantity": "12",
                "nonce": "test-nonce-abc",
            },
        )

        assert resp.status_code == 422

    def test_egg_collection_no_ducks_at_location(self, client, location_nursery1_id):
        """POST to location with no ducks returns 422."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_nursery1_id,
                "quantity": "12",
                "nonce": "test-nonce-def",
            },
        )

        assert resp.status_code == 422
        # Error message should indicate no ducks
        assert "duck" in resp.text.lower() or "animal" in resp.text.lower()

    def test_egg_collection_location_sticks(
        self, client, seeded_db, location_strip1_id, ducks_at_strip1
    ):
        """After successful POST, returned form shows same location selected."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_strip1_id,
                "quantity": "6",
                "nonce": "test-nonce-ghi",
            },
        )

        assert resp.status_code == 200
        # The response should contain the form with the location pre-selected
        # Check for "selected" attribute on the option with our location_id
        assert "selected" in resp.text and location_strip1_id in resp.text


class TestEggsRecentEvents:
    """Tests for recent events display on eggs page."""

    def test_harvest_tab_shows_recent_events_section(self, client):
        """Harvest tab shows Recent Harvests section."""
        resp = client.get("/")
        assert resp.status_code == 200
        assert "Recent Harvests" in resp.text

    def test_sell_tab_shows_recent_events_section(self, client):
        """Sell tab shows Recent Sales section."""
        resp = client.get("/?tab=sell")
        assert resp.status_code == 200
        assert "Recent Sales" in resp.text

    def test_harvest_event_appears_in_recent(
        self, client, seeded_db, location_strip1_id, ducks_at_strip1
    ):
        """Newly created harvest event appears in recent events list."""
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_strip1_id,
                "quantity": "12",
                "nonce": "test-nonce-recent-1",
            },
        )
        assert resp.status_code == 200
        # Recent events should include the newly created event
        # Check for event link pattern
        assert "/events/" in resp.text

    def test_harvest_event_links_to_detail(
        self, client, seeded_db, location_strip1_id, ducks_at_strip1
    ):
        """Harvest events in recent list link to event detail page."""
        # Create an event
        resp = client.post(
            "/actions/product-collected",
            data={
                "location_id": location_strip1_id,
                "quantity": "8",
                "nonce": "test-nonce-recent-2",
            },
        )
        assert resp.status_code == 200

        # Get the event ID from DB
        event_row = seeded_db.execute(
            "SELECT id FROM events WHERE type = 'ProductCollected' ORDER BY id DESC LIMIT 1"
        ).fetchone()
        event_id = event_row[0]

        # The response should contain a link to the event detail
        assert f"/events/{event_id}" in resp.text