from datetime import date
from typing import Any, Dict

import pytest
from pydantic import ValidationError

from applications.abri.abri_trigger_request import AbriTriggerRequest


def _full_message() -> Dict[str, Any]:
    return {
        "hubspot_deal_id": "9876543210",
        "flows": ["amend_job", "log_job", "sync_tenant_data"],
        "place_ref": "1007165",
        "deal_name": "49 Admers Crescent",
        "confirmed_survey_date": "2026-06-24",
        "confirmed_survey_time": "14:30",
    }


def test_a_full_message_parses_into_a_typed_request() -> None:
    # Act
    request = AbriTriggerRequest.model_validate(_full_message())

    # Assert
    assert request.hubspot_deal_id == "9876543210"
    assert request.flows == ["amend_job", "log_job", "sync_tenant_data"]
    assert request.place_ref == "1007165"
    assert request.deal_name == "49 Admers Crescent"
    assert request.confirmed_survey_date == date(2026, 6, 24)
    assert request.confirmed_survey_time == "14:30"


@pytest.mark.parametrize(
    ("flow", "missing_field"),
    [
        ("log_job", "place_ref"),
        ("log_job", "deal_name"),
        ("log_job", "confirmed_survey_date"),
        ("amend_job", "confirmed_survey_date"),
        ("sync_tenant_data", "place_ref"),
    ],
)
def test_a_message_missing_a_field_its_flow_needs_fails_validation(
    flow: str, missing_field: str
) -> None:
    # Arrange
    message = _full_message()
    message["flows"] = [flow]
    del message[missing_field]

    # Act / Assert
    with pytest.raises(ValidationError, match=missing_field):
        AbriTriggerRequest.model_validate(message)


def test_a_message_missing_only_fields_of_unfired_flows_parses() -> None:
    # Arrange: tenant sync needs only the place_ref (and the deal id).
    message = {
        "hubspot_deal_id": "9876543210",
        "flows": ["sync_tenant_data"],
        "place_ref": "1007165",
    }

    # Act
    request = AbriTriggerRequest.model_validate(message)

    # Assert
    assert request.flows == ["sync_tenant_data"]
    assert request.confirmed_survey_date is None


def test_a_message_without_a_confirmed_time_parses_for_logging() -> None:
    # Arrange: the time slot is optional — no time means an all-day slot.
    message = _full_message()
    message["flows"] = ["log_job"]
    del message["confirmed_survey_time"]

    # Act
    request = AbriTriggerRequest.model_validate(message)

    # Assert
    assert request.confirmed_survey_time is None


def test_a_message_naming_an_unknown_flow_fails_validation() -> None:
    # Arrange
    message = _full_message()
    message["flows"] = ["cancel_job"]

    # Act / Assert
    with pytest.raises(ValidationError):
        AbriTriggerRequest.model_validate(message)


def test_a_message_naming_no_flows_fails_validation() -> None:
    # Arrange
    message = _full_message()
    message["flows"] = []

    # Act / Assert
    with pytest.raises(ValidationError):
        AbriTriggerRequest.model_validate(message)