# Copyright The Lightning AI team.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import sys
from types import ModuleType
from unittest.mock import Mock

import pytest


@pytest.fixture()
def mlflow_mock(monkeypatch):
    mlflow = ModuleType("mlflow")
    mlflow.set_tracking_uri = Mock()
    monkeypatch.setitem(sys.modules, "mlflow", mlflow)

    mlflow_tracking = ModuleType("tracking")
    mlflow_tracking.MlflowClient = Mock()
    mlflow_tracking.artifact_utils = Mock()
    monkeypatch.setitem(sys.modules, "mlflow.tracking", mlflow_tracking)

    mlflow_entities = ModuleType("entities")
    mlflow_entities.Metric = Mock()
    mlflow_entities.Param = Mock()
    mlflow_entities.time = Mock()
    monkeypatch.setitem(sys.modules, "mlflow.entities", mlflow_entities)

    mlflow.tracking = mlflow_tracking
    mlflow.entities = mlflow_entities
    return mlflow


@pytest.fixture()
def wandb_mock(monkeypatch):
    class RunType:  # to make isinstance checks pass
        pass

    run_mock = Mock(
        spec=RunType, log=Mock(), config=Mock(), watch=Mock(), log_artifact=Mock(), use_artifact=Mock(), id="run_id"
    )

    wandb = ModuleType("wandb")
    wandb.init = Mock(return_value=run_mock)
    wandb.run = Mock()
    wandb.require = Mock()
    wandb.Api = Mock()
    wandb.Artifact = Mock()
    wandb.Image = Mock()
    wandb.Table = Mock()
    monkeypatch.setitem(sys.modules, "wandb", wandb)

    wandb_sdk = ModuleType("sdk")
    monkeypatch.setitem(sys.modules, "wandb.sdk", wandb_sdk)

    wandb_sdk_lib = ModuleType("lib")
    wandb_sdk_lib.RunDisabled = RunType
    monkeypatch.setitem(sys.modules, "wandb.sdk.lib", wandb_sdk_lib)

    wandb_wandb_run = ModuleType("wandb_run")
    wandb_wandb_run.Run = RunType
    monkeypatch.setitem(sys.modules, "wandb.wandb_run", wandb_wandb_run)

    wandb.sdk = wandb_sdk
    wandb.sdk.lib = wandb_sdk_lib
    wandb.wandb_run = wandb_wandb_run
    return wandb


@pytest.fixture()
def comet_mock(monkeypatch):
    comet = ModuleType("comet_ml")
    monkeypatch.setitem(sys.modules, "comet_ml", comet)

    comet.Experiment = Mock()
    comet.ExistingExperiment = Mock()
    comet.OfflineExperiment = Mock()
    comet.API = Mock()
    comet.config = Mock()

    comet_api = ModuleType("api")
    comet_api.API = Mock()
    monkeypatch.setitem(sys.modules, "comet_ml.api", comet_api)

    comet.api = comet_api
    return comet