import json
import urllib.parse

import pytest
from ResecurityMonitoring import DEFAULT_MODE, DEFAULT_PAGE_SIZE, MODULE_NAME_BREACHES, PAGINATION_HEADER_NAME


def util_load_json(path):
    with open(path, encoding="utf-8") as f:
        return json.loads(f.read())


def test_test_module(requests_mock):
    from ResecurityMonitoring import Client, DemistoException, test_module

    url = "https://test.com/api/monitor/check-connection"

    mock_response = util_load_json("test_data/test_module_result.json")
    requests_mock.get(url, json=mock_response)

    client = Client(
        base_url="https://test.com/api/",
        verify=False,
        auth=("some_api_key", ""),
    )

    result_message = test_module(client)
    assert result_message == mock_response["message"]

    # case when message is empty - the result is fail
    requests_mock.get(url, json={})
    with pytest.raises((DemistoException), match="Failed to establish connection with provided credentials."):
        test_module(client)


def test_get_task_monitor_results_command(requests_mock):
    from ResecurityMonitoring import Client, DemistoException, get_task_monitor_results_command

    page = 1
    task_id = 1

    params = {
        "id": task_id,
        "module_name": MODULE_NAME_BREACHES,
        "page": page,
        "per-page": DEFAULT_PAGE_SIZE,
        "mode": DEFAULT_MODE,
    }
    url = "https://test.com/api/monitor/task-results-by-module?" + urllib.parse.urlencode(params)

    mock_response = util_load_json("test_data/get_task_monitor_results.json")

    requests_mock.get(url, headers={PAGINATION_HEADER_NAME: str(page)}, json=mock_response)

    client = Client(
        base_url="https://test.com/api/",
        verify=False,
        auth=("some_api_key", ""),
    )

    args = {"monitor_task_id": task_id}

    command_function = get_task_monitor_results_command(MODULE_NAME_BREACHES)
    response = command_function(client, args)

    assert response.outputs == mock_response
    assert response.outputs_prefix == "Resecurity.DataBreach"
    assert response.outputs_key_field == "id"

    # case when the 'page' arg is not None
    page_arg = 2
    params = {
        "id": task_id,
        "module_name": MODULE_NAME_BREACHES,
        "page": page_arg,
        "per-page": DEFAULT_PAGE_SIZE,
        "mode": DEFAULT_MODE,
    }
    url = "https://test.com/api/monitor/task-results-by-module?" + urllib.parse.urlencode(params)

    mock_response = util_load_json("test_data/get_task_monitor_results.json")
    requests_mock.get(url, headers={PAGINATION_HEADER_NAME: str(page)}, json=mock_response)

    args = {
        "monitor_task_id": task_id,
        "page": page_arg,
    }

    response = command_function(client, args)

    assert response.outputs == mock_response
    assert response.outputs_prefix == "Resecurity.DataBreach"
    assert response.outputs_key_field == "id"

    # check that 'per_page' value is not bigger that 'limit' value
    params = {"id": task_id, "module_name": MODULE_NAME_BREACHES, "page": page, "per-page": 1, "mode": DEFAULT_MODE}
    url = "https://test.com/api/monitor/task-results-by-module?" + urllib.parse.urlencode(params)

    mock_response = util_load_json("test_data/get_task_monitor_results.json")
    requests_mock.get(url, headers={PAGINATION_HEADER_NAME: str(page)}, json=mock_response)

    args = {"monitor_task_id": task_id, "per-page": 5, "limit": 1}

    response = command_function(client, args)

    assert response.outputs == mock_response[:1]
    assert response.outputs_prefix == "Resecurity.DataBreach"
    assert response.outputs_key_field == "id"

    # check for raising an error if header does not consist of pagination value
    requests_mock.get(url, json=mock_response)
    with pytest.raises((DemistoException), match=f"Something is wrong, header {PAGINATION_HEADER_NAME} is empty for API request"):
        command_function(client, args)