# Copyright (c) 2018 Ultimaker B.V.
# Copyright (c) 2018 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
import io
import json
from unittest import TestCase, mock
from unittest.mock import patch, call

from PyQt5.QtCore import QByteArray

from UM.MimeTypeDatabase import MimeType
from UM.Application import Application
from plugins.UM3NetworkPrinting.src.SendMaterialJob import SendMaterialJob


@patch("builtins.open", lambda _, __: io.StringIO("<xml></xml>"))
@patch("UM.MimeTypeDatabase.MimeTypeDatabase.getMimeTypeForFile",
       lambda _: MimeType(name = "application/x-ultimaker-material-profile", comment = "Ultimaker Material Profile",
                          suffixes = ["xml.fdm_material"]))
@patch("UM.Resources.Resources.getAllResourcesOfType", lambda _: ["/materials/generic_pla_white.xml.fdm_material"])
@patch("plugins.UM3NetworkPrinting.src.ClusterUM3OutputDevice")
@patch("PyQt5.QtNetwork.QNetworkReply")
class TestSendMaterialJob(TestCase):
    _LOCAL_MATERIAL_WHITE = {"type": "material", "status": "unknown", "id": "generic_pla_white",
                             "base_file": "generic_pla_white", "setting_version": "5", "name": "White PLA",
                             "brand": "Generic", "material": "PLA", "color_name": "White",
                             "GUID": "badb0ee7-87c8-4f3f-9398-938587b67dce", "version": "1", "color_code": "#ffffff",
                             "description": "Test PLA White", "adhesion_info": "Use glue.", "approximate_diameter": "3",
                             "properties": {"density": "1.00", "diameter": "2.85", "weight": "750"},
                             "definition": "fdmprinter", "compatible": True}

    _LOCAL_MATERIAL_BLACK = {"type": "material", "status": "unknown", "id": "generic_pla_black",
                             "base_file": "generic_pla_black", "setting_version": "5", "name": "Yellow CPE",
                             "brand": "Ultimaker", "material": "CPE", "color_name": "Black",
                             "GUID": "5fbb362a-41f9-4818-bb43-15ea6df34aa4", "version": "1", "color_code": "#000000",
                             "description": "Test PLA Black", "adhesion_info": "Use glue.", "approximate_diameter": "3",
                             "properties": {"density": "1.01", "diameter": "2.85", "weight": "750"},
                             "definition": "fdmprinter", "compatible": True}

    _REMOTE_MATERIAL_WHITE = {
        "guid": "badb0ee7-87c8-4f3f-9398-938587b67dce",
        "material": "PLA",
        "brand": "Generic",
        "version": 1,
        "color": "White",
        "density": 1.00
    }

    _REMOTE_MATERIAL_BLACK = {
        "guid": "5fbb362a-41f9-4818-bb43-15ea6df34aa4",
        "material": "PLA",
        "brand": "Generic",
        "version": 2,
        "color": "Black",
        "density": 1.00
    }

    def test_run(self, device_mock, reply_mock):
        job = SendMaterialJob(device_mock)
        job.run()

        # We expect the materials endpoint to be called when the job runs.
        device_mock.get.assert_called_with("materials/", on_finished = job._onGetRemoteMaterials)

    def test__onGetRemoteMaterials_withFailedRequest(self, reply_mock, device_mock):
        reply_mock.attribute.return_value = 404
        job = SendMaterialJob(device_mock)
        job._onGetRemoteMaterials(reply_mock)

        # We expect the device not to be called for any follow up.
        self.assertEqual(0, device_mock.createFormPart.call_count)

    def test__onGetRemoteMaterials_withWrongEncoding(self, reply_mock, device_mock):
        reply_mock.attribute.return_value = 200
        reply_mock.readAll.return_value = QByteArray(json.dumps([self._REMOTE_MATERIAL_WHITE]).encode("cp500"))
        job = SendMaterialJob(device_mock)
        job._onGetRemoteMaterials(reply_mock)

        # Given that the parsing fails we do no expect the device to be called for any follow up.
        self.assertEqual(0, device_mock.createFormPart.call_count)

    def test__onGetRemoteMaterials_withBadJsonAnswer(self, reply_mock, device_mock):
        reply_mock.attribute.return_value = 200
        reply_mock.readAll.return_value = QByteArray(b"Six sick hicks nick six slick bricks with picks and sticks.")
        job = SendMaterialJob(device_mock)
        job._onGetRemoteMaterials(reply_mock)

        # Given that the parsing fails we do no expect the device to be called for any follow up.
        self.assertEqual(0, device_mock.createFormPart.call_count)

    def test__onGetRemoteMaterials_withMissingGuidInRemoteMaterial(self, reply_mock, device_mock):
        reply_mock.attribute.return_value = 200
        remote_material_without_guid = self._REMOTE_MATERIAL_WHITE.copy()
        del remote_material_without_guid["guid"]
        reply_mock.readAll.return_value = QByteArray(json.dumps([remote_material_without_guid]).encode("ascii"))
        job = SendMaterialJob(device_mock)
        job._onGetRemoteMaterials(reply_mock)

        # Given that parsing fails we do not expect the device to be called for any follow up.
        self.assertEqual(0, device_mock.createFormPart.call_count)

    @patch("cura.Settings.CuraContainerRegistry")
    @patch("UM.Application")
    def test__onGetRemoteMaterials_withInvalidVersionInLocalMaterial(self, application_mock, container_registry_mock,
                                                                     reply_mock, device_mock):
        reply_mock.attribute.return_value = 200
        reply_mock.readAll.return_value = QByteArray(json.dumps([self._REMOTE_MATERIAL_WHITE]).encode("ascii"))

        localMaterialWhiteWithInvalidVersion = self._LOCAL_MATERIAL_WHITE.copy()
        localMaterialWhiteWithInvalidVersion["version"] = "one"
        container_registry_mock.findContainersMetadata.return_value = [localMaterialWhiteWithInvalidVersion]

        application_mock.getContainerRegistry.return_value = container_registry_mock

        with mock.patch.object(Application, "getInstance", new = lambda: application_mock):
            job = SendMaterialJob(device_mock)
            job._onGetRemoteMaterials(reply_mock)

        self.assertEqual(0, device_mock.createFormPart.call_count)

    @patch("cura.Settings.CuraContainerRegistry")
    @patch("UM.Application")
    def test__onGetRemoteMaterials_withNoUpdate(self, application_mock, container_registry_mock, reply_mock,
                                                device_mock):
        application_mock.getContainerRegistry.return_value = container_registry_mock

        device_mock.createFormPart.return_value = "_xXx_"

        container_registry_mock.findContainersMetadata.return_value = [self._LOCAL_MATERIAL_WHITE]

        reply_mock.attribute.return_value = 200
        reply_mock.readAll.return_value = QByteArray(json.dumps([self._REMOTE_MATERIAL_WHITE]).encode("ascii"))

        with mock.patch.object(Application, "getInstance", new = lambda: application_mock):
            job = SendMaterialJob(device_mock)
            job._onGetRemoteMaterials(reply_mock)

        self.assertEqual(0, device_mock.createFormPart.call_count)
        self.assertEqual(0, device_mock.postFormWithParts.call_count)

    @patch("cura.Settings.CuraContainerRegistry")
    @patch("UM.Application")
    def test__onGetRemoteMaterials_withUpdatedMaterial(self, application_mock, container_registry_mock, reply_mock,
                                                       device_mock):
        application_mock.getContainerRegistry.return_value = container_registry_mock

        device_mock.createFormPart.return_value = "_xXx_"

        localMaterialWhiteWithHigherVersion = self._LOCAL_MATERIAL_WHITE.copy()
        localMaterialWhiteWithHigherVersion["version"] = "2"
        container_registry_mock.findContainersMetadata.return_value = [localMaterialWhiteWithHigherVersion]

        reply_mock.attribute.return_value = 200
        reply_mock.readAll.return_value = QByteArray(json.dumps([self._REMOTE_MATERIAL_WHITE]).encode("ascii"))

        with mock.patch.object(Application, "getInstance", new = lambda: application_mock):
            job = SendMaterialJob(device_mock)
            job._onGetRemoteMaterials(reply_mock)

        self.assertEqual(1, device_mock.createFormPart.call_count)
        self.assertEqual(1, device_mock.postFormWithParts.call_count)
        self.assertEquals(
            [call.createFormPart("name=\"file\"; filename=\"generic_pla_white.xml.fdm_material\"", "<xml></xml>"),
             call.postFormWithParts(target = "materials/", parts = ["_xXx_"], on_finished = job.sendingFinished)],
            device_mock.method_calls)

    @patch("cura.Settings.CuraContainerRegistry")
    @patch("UM.Application")
    def test__onGetRemoteMaterials_withNewMaterial(self, application_mock, container_registry_mock, reply_mock,
                                                   device_mock):
        application_mock.getContainerRegistry.return_value = container_registry_mock

        device_mock.createFormPart.return_value = "_xXx_"

        container_registry_mock.findContainersMetadata.return_value = [self._LOCAL_MATERIAL_WHITE,
                                                                       self._LOCAL_MATERIAL_BLACK]

        reply_mock.attribute.return_value = 200
        reply_mock.readAll.return_value = QByteArray(json.dumps([self._REMOTE_MATERIAL_BLACK]).encode("ascii"))

        with mock.patch.object(Application, "getInstance", new = lambda: application_mock):
            job = SendMaterialJob(device_mock)
            job._onGetRemoteMaterials(reply_mock)

        self.assertEqual(1, device_mock.createFormPart.call_count)
        self.assertEqual(1, device_mock.postFormWithParts.call_count)
        self.assertEquals(
            [call.createFormPart("name=\"file\"; filename=\"generic_pla_white.xml.fdm_material\"", "<xml></xml>"),
             call.postFormWithParts(target = "materials/", parts = ["_xXx_"], on_finished = job.sendingFinished)],
            device_mock.method_calls)