/*
 * Copyright (C) 2016 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.tv.setup;

import android.app.Activity;
import android.app.Fragment;
import android.content.ActivityNotFoundException;
import android.content.ComponentName;
import android.content.Intent;
import android.media.tv.TvInputInfo;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;

import com.android.tv.R;
import com.android.tv.SetupPassthroughActivity;
import com.android.tv.common.CommonConstants;
import com.android.tv.common.ui.setup.SetupActivity;
import com.android.tv.common.ui.setup.SetupMultiPaneFragment;
import com.android.tv.common.util.CommonUtils;
import com.android.tv.onboarding.SetupSourcesFragment;
import com.android.tv.util.OnboardingUtils;
import com.android.tv.util.SetupUtils;
import com.android.tv.util.TvInputManagerHelper;

import dagger.android.AndroidInjection;
import dagger.android.ContributesAndroidInjector;

import com.android.tv.common.flags.UiFlags;

import javax.inject.Inject;

/** A activity to start input sources setup fragment for initial setup flow. */
public class SystemSetupActivity extends SetupActivity {
    private static final String TAG = "SystemSetupActivity";
    private static final String SYSTEM_SETUP =
            CommonConstants.BASE_PACKAGE + ".action.LAUNCH_SYSTEM_SETUP";
    private static final int SHOW_RIPPLE_DURATION_MS = 266;
    private static final int REQUEST_CODE_START_SETUP_ACTIVITY = 1;

    @Inject TvInputManagerHelper mInputManager;
    @Inject UiFlags mUiFlags;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        AndroidInjection.inject(this);
        super.onCreate(savedInstanceState);
        Intent intent = getIntent();
        if (!SYSTEM_SETUP.equals(intent.getAction())) {
            finish();
            return;
        }
    }

    @Override
    protected Fragment onCreateInitialFragment() {
        return new SetupSourcesFragment();
    }

    private void showMerchantCollection() {
        Intent onlineStoreIntent = OnboardingUtils.createOnlineStoreIntent(mUiFlags);
        if (onlineStoreIntent != null) {
            executeActionWithDelay(() -> startActivity(onlineStoreIntent), SHOW_RIPPLE_DURATION_MS);
        } else {
            Log.w(
                    TAG,
                    "Unable to show merchant collection, more channels url is not valid. url is "
                            + mUiFlags.moreChannelsUrl());
        }
    }

    @Override
    public boolean executeAction(String category, int actionId, Bundle params) {
        switch (category) {
            case SetupSourcesFragment.ACTION_CATEGORY:
                switch (actionId) {
                    case SetupSourcesFragment.ACTION_ONLINE_STORE:
                        showMerchantCollection();
                        return true;
                    case SetupSourcesFragment.ACTION_SETUP_INPUT:
                        {
                            String inputId =
                                    params.getString(
                                            SetupSourcesFragment.ACTION_PARAM_KEY_INPUT_ID);
                            TvInputInfo input = mInputManager.getTvInputInfo(inputId);
                            Intent intent = CommonUtils.createSetupIntent(input);
                            if (intent == null) {
                                Toast.makeText(
                                                this,
                                                R.string.msg_no_setup_activity,
                                                Toast.LENGTH_SHORT)
                                        .show();
                                return true;
                            }
                            // Even though other app can handle the intent, the setup launched by
                            // Live
                            // channels should go through TV app SetupPassthroughActivity.
                            intent.setComponent(
                                    new ComponentName(this, SetupPassthroughActivity.class));
                            try {
                                // Now we know that the user intends to set up this input. Grant
                                // permission for writing EPG data.
                                SetupUtils.grantEpgPermission(
                                        this, input.getServiceInfo().packageName);
                                startActivityForResult(intent, REQUEST_CODE_START_SETUP_ACTIVITY);
                            } catch (ActivityNotFoundException e) {
                                Toast.makeText(
                                                this,
                                                getString(
                                                        R.string.msg_unable_to_start_setup_activity,
                                                        input.loadLabel(this)),
                                                Toast.LENGTH_SHORT)
                                        .show();
                            }
                            return true;
                        }
                    case SetupMultiPaneFragment.ACTION_DONE:
                        {
                            // To make sure user can finish setup flow, set result as RESULT_OK.
                            setResult(Activity.RESULT_OK);
                            finish();
                            return true;
                        }
                }
                break;
        }
        return false;
    }

    /**
     * Exports {@link SystemSetupActivity} for Dagger codegen to create the appropriate injector.
     */
    @dagger.Module
    public abstract static class Module {
        @ContributesAndroidInjector
        abstract SystemSetupActivity contributeSystemSetupActivity();
    }
}