/*
 * Copyright (C) 2018 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.textclassifier.common.intent;

import static com.google.common.truth.Truth.assertThat;
import static org.testng.Assert.expectThrows;

import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import androidx.test.filters.SmallTest;
import com.android.textclassifier.testing.FakeContextBuilder;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;

@SmallTest
@RunWith(AndroidJUnit4.class)
public final class LabeledIntentTest {
  private static final String TITLE_WITHOUT_ENTITY = "Map";
  private static final String TITLE_WITH_ENTITY = "Map NW14D1";
  private static final String DESCRIPTION = "Check the map";
  private static final String DESCRIPTION_WITH_APP_NAME = "Use %1$s to open map";
  private static final Intent INTENT =
      new Intent(Intent.ACTION_VIEW).setDataAndNormalize(Uri.parse("http://www.android.com"));
  private static final int REQUEST_CODE = 42;
  private static final String APP_LABEL = "fake";

  private Context context;

  @Before
  public void setup() {
    final ComponentName component = FakeContextBuilder.DEFAULT_COMPONENT;
    context =
        new FakeContextBuilder()
            .setIntentComponent(Intent.ACTION_VIEW, component)
            .setAppLabel(component.getPackageName(), APP_LABEL)
            .build();
  }

  @Test
  public void resolve_preferTitleWithEntity() {
    LabeledIntent labeledIntent =
        new LabeledIntent(
            TITLE_WITHOUT_ENTITY, TITLE_WITH_ENTITY, DESCRIPTION, null, INTENT, REQUEST_CODE);

    LabeledIntent.Result result = labeledIntent.resolve(context, /*titleChooser*/ null);

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getTitle().toString()).isEqualTo(TITLE_WITH_ENTITY);
    assertThat(result.remoteAction.getContentDescription().toString()).isEqualTo(DESCRIPTION);
    Intent intent = result.resolvedIntent;
    assertThat(intent.getAction()).isEqualTo(intent.getAction());
    assertThat(intent.getComponent()).isNotNull();
  }

  @Test
  public void resolve_useAvailableTitle() {
    LabeledIntent labeledIntent =
        new LabeledIntent(TITLE_WITHOUT_ENTITY, null, DESCRIPTION, null, INTENT, REQUEST_CODE);

    LabeledIntent.Result result = labeledIntent.resolve(context, /*titleChooser*/ null);

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getTitle().toString()).isEqualTo(TITLE_WITHOUT_ENTITY);
    assertThat(result.remoteAction.getContentDescription().toString()).isEqualTo(DESCRIPTION);
    Intent intent = result.resolvedIntent;
    assertThat(intent.getAction()).isEqualTo(intent.getAction());
    assertThat(intent.getComponent()).isNotNull();
  }

  @Test
  public void resolve_titleChooser() {
    LabeledIntent labeledIntent =
        new LabeledIntent(TITLE_WITHOUT_ENTITY, null, DESCRIPTION, null, INTENT, REQUEST_CODE);

    LabeledIntent.Result result =
        labeledIntent.resolve(context, (labeledIntent1, resolveInfo) -> "chooser");

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getTitle().toString()).isEqualTo("chooser");
    assertThat(result.remoteAction.getContentDescription().toString()).isEqualTo(DESCRIPTION);
    Intent intent = result.resolvedIntent;
    assertThat(intent.getAction()).isEqualTo(intent.getAction());
    assertThat(intent.getComponent()).isNotNull();
  }

  @Test
  public void resolve_titleChooserReturnsNull() {
    LabeledIntent labeledIntent =
        new LabeledIntent(TITLE_WITHOUT_ENTITY, null, DESCRIPTION, null, INTENT, REQUEST_CODE);

    LabeledIntent.Result result =
        labeledIntent.resolve(context, (labeledIntent1, resolveInfo) -> null);

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getTitle().toString()).isEqualTo(TITLE_WITHOUT_ENTITY);
    assertThat(result.remoteAction.getContentDescription().toString()).isEqualTo(DESCRIPTION);
    Intent intent = result.resolvedIntent;
    assertThat(intent.getAction()).isEqualTo(intent.getAction());
    assertThat(intent.getComponent()).isNotNull();
  }

  @Test
  public void resolve_missingTitle() {
    expectThrows(
        IllegalArgumentException.class,
        () -> new LabeledIntent(null, null, DESCRIPTION, null, INTENT, REQUEST_CODE));
  }

  @Test
  public void resolve_noIntentHandler() {
    // See setup(). context can only resolve Intent.ACTION_VIEW.
    Intent unresolvableIntent = new Intent(Intent.ACTION_TRANSLATE);
    LabeledIntent labeledIntent =
        new LabeledIntent(
            TITLE_WITHOUT_ENTITY, null, DESCRIPTION, null, unresolvableIntent, REQUEST_CODE);

    LabeledIntent.Result result = labeledIntent.resolve(context, null);

    assertThat(result).isNull();
  }

  @Test
  public void resolve_descriptionWithAppName() {
    LabeledIntent labeledIntent =
        new LabeledIntent(
            TITLE_WITHOUT_ENTITY,
            TITLE_WITH_ENTITY,
            DESCRIPTION,
            DESCRIPTION_WITH_APP_NAME,
            INTENT,
            REQUEST_CODE);

    LabeledIntent.Result result = labeledIntent.resolve(context, /*titleChooser*/ null);

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getContentDescription().toString())
        .isEqualTo("Use fake to open map");
  }

  @Test
  public void resolve_noVisibilityToWebIntentHandler() {
    Context context =
        new FakeContextBuilder()
            .setIntentComponent(Intent.ACTION_VIEW, /* component= */ null)
            .build();
    Intent webIntent = new Intent(Intent.ACTION_VIEW);
    webIntent.setData(Uri.parse("https://www.android.com"));
    LabeledIntent labeledIntent =
        new LabeledIntent(
            TITLE_WITHOUT_ENTITY,
            TITLE_WITH_ENTITY,
            DESCRIPTION,
            /* descriptionWithAppName= */ null,
            webIntent,
            REQUEST_CODE);

    LabeledIntent.Result result = labeledIntent.resolve(context, /*titleChooser*/ null);

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getTitle().toString()).isEqualTo(TITLE_WITH_ENTITY);
    assertThat(result.remoteAction.getContentDescription().toString()).isEqualTo(DESCRIPTION);
    assertThat(result.resolvedIntent.getAction()).isEqualTo(Intent.ACTION_VIEW);
    assertThat(result.resolvedIntent.getComponent()).isNull();
  }

  @Test
  public void resolve_noVisibilityToWebIntentHandler_withDescriptionWithAppName() {
    Context context =
        new FakeContextBuilder()
            .setIntentComponent(Intent.ACTION_VIEW, /* component= */ null)
            .build();
    Intent webIntent = new Intent(Intent.ACTION_VIEW);
    webIntent.setData(Uri.parse("https://www.android.com"));
    LabeledIntent labeledIntent =
        new LabeledIntent(
            TITLE_WITHOUT_ENTITY,
            TITLE_WITH_ENTITY,
            DESCRIPTION,
            /* descriptionWithAppName= */ "name",
            webIntent,
            REQUEST_CODE);

    LabeledIntent.Result result = labeledIntent.resolve(context, /*titleChooser*/ null);

    assertThat(result).isNotNull();
    assertThat(result.remoteAction.getTitle().toString()).isEqualTo(TITLE_WITH_ENTITY);
    assertThat(result.remoteAction.getContentDescription().toString()).isEqualTo(DESCRIPTION);
    assertThat(result.resolvedIntent.getAction()).isEqualTo(Intent.ACTION_VIEW);
    assertThat(result.resolvedIntent.getComponent()).isNull();
  }
}