# -*- coding: utf-8 -*-
# type: ignore
from __future__ import annotations

import http
from unittest import mock

from django.core.files.uploadedfile import SimpleUploadedFile
from django.test import Client
from django.urls import reverse
import pytest
from pytest_django import asserts
import pytest_mock

from hotpocket_backend_testing.services import UITestingService


@pytest.fixture
def pocket_csv_file(pocket_csv_content):
    result = SimpleUploadedFile(
        'part_000000.csv',
        pocket_csv_content.encode('utf-8'),
        content_type='application/csv;charset=utf-8',
    )

    yield result


@pytest.fixture
def payload(pocket_csv_file):
    return {
        'csv': pocket_csv_file,
    }


@pytest.fixture
def override_settings_upload_path(settings, tmp_path):
    settings.UPLOADS_PATH = tmp_path


@pytest.fixture
def mock_ui_import_from_pocket_task_apply_async(mocker: pytest_mock.MockerFixture,
                                                async_result,
                                                ) -> mock.Mock:
    return UITestingService().mock_import_from_pocket_task_apply_async(
        mocker=mocker, async_result=async_result,
    )


@pytest.mark.django_db
def test_ok(override_settings_upload_path,
            authenticated_client: Client,
            payload,
            tmp_path,
            mock_ui_import_from_pocket_task_apply_async,
            account,
            pocket_csv_file,
            pocket_csv_content,
            ):
    # When
    result = authenticated_client.post(
        reverse('ui.imports.pocket'),
        data=payload,
    )

    # Then
    asserts.assertRedirects(
        result,
        reverse('ui.associations.index'),
        fetch_redirect_response=False,
    )

    uploaded_file_path = tmp_path / f'{account.pk}-{pocket_csv_file.name}'
    assert uploaded_file_path.is_file() is True
    assert uploaded_file_path.read_text() == pocket_csv_content.replace('\r\n', '\n')

    mock_ui_import_from_pocket_task_apply_async.assert_called_once_with(
        kwargs={
            'account_uuid': account.pk,
            'csv_path': str(uploaded_file_path),
        },
    )


@pytest.mark.django_db
def test_invalid_all_empty(override_settings_upload_path,
                           authenticated_client: Client,
                           payload,
                           mock_ui_import_from_pocket_task_apply_async,
                           ):
    # Given
    effective_payload = {
        key: ''
        for key
        in payload.keys()
    }

    # When
    result = authenticated_client.post(
        reverse('ui.imports.pocket'),
        data=effective_payload,
    )

    # Then
    assert result.status_code == http.HTTPStatus.OK

    assert 'csv' in result.context['form'].errors


@pytest.mark.django_db
def test_invalid_all_missing(override_settings_upload_path,
                             authenticated_client: Client,
                             payload,
                             mock_ui_import_from_pocket_task_apply_async,
                             ):
    # Given
    effective_payload = {}

    # When
    result = authenticated_client.post(
        reverse('ui.imports.pocket'),
        data=effective_payload,
    )

    # Then
    assert result.status_code == http.HTTPStatus.OK

    assert 'csv' in result.context['form'].errors


@pytest.mark.django_db
def test_inactive_account(inactive_account_client: Client, payload):
    # When
    result = inactive_account_client.post(
        reverse('ui.imports.pocket'),
        data=payload,
    )

    # Then
    asserts.assertRedirects(
        result,
        reverse(
            'ui.accounts.login',
            query=[('next', reverse('ui.imports.pocket'))],
        ),
        fetch_redirect_response=False,
    )


@pytest.mark.django_db
def test_anonymous(client: Client, payload):
    # When
    result = client.post(
        reverse('ui.imports.pocket'),
        data=payload,
    )

    # Then
    asserts.assertRedirects(
        result,
        reverse(
            'ui.accounts.login',
            query=[('next', reverse('ui.imports.pocket'))],
        ),
        fetch_redirect_response=False,
    )