from tokenize import Token
from django.test import TestCase
from .models import ProgrammedReport
import json


# Setear con un token valido antes de ejecutar los tests.
TOKEN = "335049bcd9936452b436efb61b91eeabbede8a03"
USER_ID = "1"

# Tests simples de los endpoints del microservicio.
# No deben ser usados unicamente para garantizar la funcionalidad del sistema.
# Son dificiles de mantener,lentos de desarollar y no proveen mucha informacion mas haya de lo basico.


class ProgrammedReportTest(TestCase):

    # Setup some Programmed Reports for testing.
    def setUp(self):
        ProgrammedReport(user_id=USER_ID, report_type="Report Type!", modules=[
            "module1!"], notified_emails=["email@email.com"]).save()
        ProgrammedReport(user_id=USER_ID, report_type="Report Type 2!", modules=[
            "module1!"], notified_emails=["email@email.com"]).save()
        ProgrammedReport(user_id=USER_ID, report_type="Report Type 3!", modules=[
            "module1!"], notified_emails=["email@email.com"]).save()
        ProgrammedReport(user_id="99999", report_type="Report Type 4!", modules=[
            "module1!", "module2!"], notified_emails=["email@email.com"]).save()
        pass

    # Test GET (list) request on a particular Programmed Report. URL: /api/preports
    def test_list_programmed_reports(self):
        # Retrieve all Programmed Reports and parse them.
        response = self.client.get(
            '/api/preports/', HTTP_AUTHORIZATION=TOKEN)
        self.assertEqual(response.status_code, 200)
        data = json.loads(response.content)

        # Check if all user_id=123 reports only where retrieved.
        self.assertEqual(len(data), 3)

        # Check integrity of all the Programmed Reports
        for item in data:
            self.assertEqual(
                check_programmed_report_data_integrity(item, USER_ID), True)
        return True

    # Test GET (retrieve) request on a particular Programmed Report. URL: /api/preports/{id}/
    def test_retrieve_programmed_report(self):
        # Retrieve all Programmed Reports and parse them.
        response = self.client.get(
            '/api/preports/', HTTP_AUTHORIZATION=TOKEN)
        self.assertEqual(response.status_code, 200)
        data = json.loads(response.content)
        self.assertGreater(len(data), 0)

        # Use the ID of the first one to retrieve only that report.
        response = self.client.get(
            '/api/preports/' + str(data[0]["id"]) + '/',
            CONTENT_TYPE='application/json', HTTP_AUTHORIZATION=TOKEN)

        # Check if all went okey, including data integrity.
        self.assertEqual(response.status_code, 200)
        data = json.loads(response.content)
        self.assertEqual(
            check_programmed_report_data_integrity(data, USER_ID), True)
        return True

    def test_create_programmed_report(self):

        response = self.client.post('/api/preports/', {
            "user_id": USER_ID,
            "report_type": "sometype",
            "modules": json.dumps(["module1"]),
            "notified_emails": json.dumps(["test@email.com"])
        }, HTTP_AUTHORIZATION=TOKEN)
        self.assertEqual(response.status_code, 201)
        pass


def check_programmed_report_data_integrity(data, user_id=None):
    result = True
    if (user_id != None):
        result = data["user_id"] == user_id
    result = result and len(data["modules"]) > 0 and isinstance(
        data["modules"][0], str)
    result = result and len(data["notified_emails"]) > 0 and isinstance(
        data["notified_emails"][0], str)
    return result