/*
 * Copyright (C) 2024 The Android Open Source Project
 *
 * 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.
 */

package com.android.settings.connecteddevice.audiosharing;

import static com.android.settings.connecteddevice.audiosharing.AudioSharingDashboardFragment.SHARE_THEN_PAIR_REQUEST_CODE;
import static com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast.EXTRA_BT_DEVICE_TO_AUTO_ADD_SOURCE;

import static com.google.common.truth.Truth.assertThat;

import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.robolectric.Shadows.shadowOf;

import android.app.Activity;
import android.app.settings.SettingsEnums;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothStatusCodes;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Looper;
import android.platform.test.flag.junit.SetFlagsRule;
import android.provider.Settings;
import android.view.View;

import androidx.preference.PreferenceScreen;
import androidx.test.core.app.ApplicationProvider;

import com.android.settings.R;
import com.android.settings.SettingsActivity;
import com.android.settings.testutils.shadow.ShadowBluetoothAdapter;
import com.android.settings.testutils.shadow.ShadowFragment;
import com.android.settings.widget.SettingsMainSwitchBar;
import com.android.settingslib.flags.Flags;

import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.MockitoJUnit;
import org.mockito.junit.MockitoRule;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.annotation.Config;
import org.robolectric.shadow.api.Shadow;

@RunWith(RobolectricTestRunner.class)
@Config(shadows = {ShadowFragment.class, ShadowBluetoothAdapter.class})
public class AudioSharingDashboardFragmentTest {

    @Rule public final MockitoRule mMockitoRule = MockitoJUnit.rule();
    @Rule public final SetFlagsRule mSetFlagsRule = new SetFlagsRule();

    @Mock private SettingsActivity mActivity;
    @Mock private SettingsMainSwitchBar mSwitchBar;
    @Mock private View mView;
    @Mock private AudioSharingDeviceVolumeGroupController mVolumeGroupController;
    @Mock private AudioSharingCallAudioPreferenceController mCallAudioController;
    @Mock private AudioSharingPlaySoundPreferenceController mPlaySoundController;
    @Mock private AudioSharingSwitchBarController mSwitchBarController;
    private final Context mContext = ApplicationProvider.getApplicationContext();
    private AudioSharingDashboardFragment mFragment;
    private ShadowBluetoothAdapter mShadowBluetoothAdapter;

    @Before
    public void setUp() {
        mShadowBluetoothAdapter = Shadow.extract(BluetoothAdapter.getDefaultAdapter());
        mShadowBluetoothAdapter.setEnabled(true);
        mShadowBluetoothAdapter.setIsLeAudioBroadcastSourceSupported(
                BluetoothStatusCodes.FEATURE_SUPPORTED);
        mShadowBluetoothAdapter.setIsLeAudioBroadcastAssistantSupported(
                BluetoothStatusCodes.FEATURE_SUPPORTED);
        when(mSwitchBar.getRootView()).thenReturn(mView);
        mFragment = new AudioSharingDashboardFragment();
    }

    @Test
    public void getPreferenceScreenResId_returnsCorrectXml() {
        assertThat(mFragment.getPreferenceScreenResId())
                .isEqualTo(R.xml.bluetooth_le_audio_sharing);
    }

    @Test
    public void getLogTag_returnsCorrectTag() {
        assertThat(mFragment.getLogTag()).isEqualTo("AudioSharingDashboardFrag");
    }

    @Test
    public void getMetricsCategory_returnsCorrectCategory() {
        assertThat(mFragment.getMetricsCategory()).isEqualTo(SettingsEnums.AUDIO_SHARING_SETTINGS);
    }

    @Test
    public void getHelpResource_returnsCorrectResource() {
        assertThat(mFragment.getHelpResource()).isEqualTo(R.string.help_url_audio_sharing);
    }

    @Test
    public void onResume_setAudioSharingDashboardSettingsGlobal_showAudioSharingDashboard() {
        mFragment = spy(new AudioSharingDashboardFragment());
        doReturn(mActivity).when(mFragment).getActivity();
        doReturn(mContext).when(mFragment).getContext();
        final PreferenceScreen screen = new PreferenceScreen(mContext, null /* attrs */);
        doReturn(screen).when(mFragment).getPreferenceScreen();
        mFragment.onAttach(mContext);
        mFragment.onResume();
        shadowOf(Looper.getMainLooper()).idle();

        assertThat(
                        Settings.Global.getInt(
                                mContext.getContentResolver(),
                                AudioSharingDashboardFragment
                                        .IS_SHOWING_AUDIO_SHARING_DASHBOARD_KEY,
                                -1))
                .isEqualTo(AudioSharingDashboardFragment.SHOWING_AUDIO_SHARING_DASHBOARD);
    }

    @Test
    public void onPause_setAudioSharingDashboardSettingsGlobal_notShowAudioSharingDashboard() {
        mFragment.onAttach(mContext);
        mFragment.onPause();
        shadowOf(Looper.getMainLooper()).idle();

        assertThat(
                        Settings.Global.getInt(
                                mContext.getContentResolver(),
                                AudioSharingDashboardFragment
                                        .IS_SHOWING_AUDIO_SHARING_DASHBOARD_KEY,
                                -1))
                .isEqualTo(AudioSharingDashboardFragment.NOT_SHOWING_AUDIO_SHARING_DASHBOARD);
    }

    @Test
    public void onActivityCreated_showSwitchBar() {
        doReturn(mSwitchBar).when(mActivity).getSwitchBar();
        mFragment = spy(new AudioSharingDashboardFragment());
        doReturn(mActivity).when(mFragment).getActivity();
        doReturn(mContext).when(mFragment).getContext();
        mFragment.onAttach(mContext);
        mFragment.onActivityCreated(new Bundle());
        verify(mSwitchBar).show();
    }

    @Test
    public void onActivityResult_shareThenPairWithBadCode_doNothing() {
        mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
        mFragment.setControllers(
                mVolumeGroupController,
                mCallAudioController,
                mPlaySoundController,
                mSwitchBarController);
        Intent data = new Intent();
        Bundle extras = new Bundle();
        BluetoothDevice device = Mockito.mock(BluetoothDevice.class);
        extras.putParcelable(EXTRA_BT_DEVICE_TO_AUTO_ADD_SOURCE, device);
        data.putExtras(extras);
        mFragment.onActivityResult(SHARE_THEN_PAIR_REQUEST_CODE, Activity.RESULT_CANCELED, data);
        shadowOf(Looper.getMainLooper()).idle();

        verify(mSwitchBarController, never()).handleAutoAddSourceAfterPair(device);
    }

    @Test
    public void onActivityResult_shareThenPairWithNoDevice_doNothing() {
        mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
        mFragment.setControllers(
                mVolumeGroupController,
                mCallAudioController,
                mPlaySoundController,
                mSwitchBarController);
        Intent data = new Intent();
        Bundle extras = new Bundle();
        extras.putParcelable(EXTRA_BT_DEVICE_TO_AUTO_ADD_SOURCE, null);
        data.putExtras(extras);
        mFragment.onActivityResult(SHARE_THEN_PAIR_REQUEST_CODE, Activity.RESULT_CANCELED, data);
        shadowOf(Looper.getMainLooper()).idle();

        verify(mSwitchBarController, never()).handleAutoAddSourceAfterPair(any());
    }

    @Test
    public void onActivityResult_shareThenPairWithDevice_handleAutoAddSource() {
        mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
        mFragment.setControllers(
                mVolumeGroupController,
                mCallAudioController,
                mPlaySoundController,
                mSwitchBarController);
        Intent data = new Intent();
        Bundle extras = new Bundle();
        BluetoothDevice device = Mockito.mock(BluetoothDevice.class);
        extras.putParcelable(EXTRA_BT_DEVICE_TO_AUTO_ADD_SOURCE, device);
        data.putExtras(extras);
        mFragment.onActivityResult(SHARE_THEN_PAIR_REQUEST_CODE, Activity.RESULT_OK, data);
        shadowOf(Looper.getMainLooper()).idle();

        verify(mSwitchBarController).handleAutoAddSourceAfterPair(device);
    }

    @Test
    public void onAudioSharingStateChanged_updateVisibilityForControllers() {
        mFragment.setControllers(
                mVolumeGroupController,
                mCallAudioController,
                mPlaySoundController,
                mSwitchBarController);
        mFragment.onAudioSharingStateChanged();
        verify(mVolumeGroupController).updateVisibility();
        verify(mCallAudioController).updateVisibility();
        verify(mPlaySoundController).updateVisibility();
    }

    @Test
    public void onAudioSharingProfilesConnected_registerCallbacksForVolumeGroupController() {
        mFragment.setControllers(
                mVolumeGroupController,
                mCallAudioController,
                mPlaySoundController,
                mSwitchBarController);
        mFragment.onAudioSharingProfilesConnected();
        verify(mVolumeGroupController).onAudioSharingProfilesConnected();
    }
}