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For mozilla-mobile#20764 add screen for opting out of experiments
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34 changes: 34 additions & 0 deletions
34
app/src/main/java/org/mozilla/fenix/settings/studies/CustomViewHolder.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,34 @@ | ||
| /* This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | ||
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| package org.mozilla.fenix.settings.studies | ||
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| import android.view.View | ||
| import android.widget.TextView | ||
| import androidx.recyclerview.widget.RecyclerView | ||
| import com.google.android.material.button.MaterialButton | ||
|
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| /** | ||
| * A base view holder for Studies. | ||
| */ | ||
| sealed class CustomViewHolder(view: View) : RecyclerView.ViewHolder(view) { | ||
| /** | ||
| * A view holder for displaying section items. | ||
| */ | ||
| class SectionViewHolder( | ||
| view: View, | ||
| val titleView: TextView, | ||
| val divider: View | ||
| ) : CustomViewHolder(view) | ||
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| /** | ||
| * A view holder for displaying study items. | ||
| */ | ||
| class StudyViewHolder( | ||
| view: View, | ||
| val titleView: TextView, | ||
| val summaryView: TextView, | ||
| val deleteButton: MaterialButton, | ||
| ) : CustomViewHolder(view) | ||
| } |
164 changes: 164 additions & 0 deletions
164
app/src/main/java/org/mozilla/fenix/settings/studies/StudiesAdapter.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,164 @@ | ||
| /* This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | ||
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| package org.mozilla.fenix.settings.studies | ||
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| import android.annotation.SuppressLint | ||
| import android.view.LayoutInflater | ||
| import android.view.View | ||
| import android.view.ViewGroup | ||
| import android.widget.TextView | ||
| import androidx.annotation.StringRes | ||
| import androidx.annotation.VisibleForTesting | ||
| import androidx.core.view.isVisible | ||
| import androidx.recyclerview.widget.DiffUtil | ||
| import androidx.recyclerview.widget.ListAdapter | ||
| import com.google.android.material.button.MaterialButton | ||
| import org.mozilla.experiments.nimbus.internal.EnrolledExperiment | ||
| import org.mozilla.fenix.R | ||
| import org.mozilla.fenix.settings.studies.CustomViewHolder.SectionViewHolder | ||
| import org.mozilla.fenix.settings.studies.CustomViewHolder.StudyViewHolder | ||
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| private const val VIEW_HOLDER_TYPE_SECTION = 0 | ||
| private const val VIEW_HOLDER_TYPE_STUDY = 1 | ||
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| /** | ||
| * An adapter for displaying studies items. This will display information related to the state of | ||
| * a study such as active. In addition, it will perform actions such as removing a study. | ||
| * | ||
| * @property studiesDelegate Delegate that will provides method for handling | ||
| * the studies actions items. | ||
| * @param studies The list of studies. | ||
| * * @property studiesDelegate Delegate that will provides method for handling | ||
| * the studies actions items. | ||
| * @param shouldSubmitOnInit The sole purpose of this property is to prevent the submitList function | ||
| * to run on init, it should only be used from tests. | ||
| */ | ||
| @Suppress("LargeClass") | ||
| class StudiesAdapter( | ||
| private val studiesDelegate: StudiesAdapterDelegate, | ||
| studies: List<EnrolledExperiment>, | ||
| @VisibleForTesting | ||
| internal val shouldSubmitOnInit: Boolean = true | ||
| ) : ListAdapter<Any, CustomViewHolder>(DifferCallback) { | ||
| /** | ||
| * Represents all the studies that will be distributed in multiple headers like | ||
| * active, and completed, this helps to have the data source of the items, | ||
| * displayed in the UI. | ||
| */ | ||
| @VisibleForTesting | ||
| internal var studiesMap: MutableMap<String, EnrolledExperiment> = | ||
| studies.associateBy({ it.slug }, { it }).toMutableMap() | ||
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| init { | ||
| if (shouldSubmitOnInit) { | ||
| submitList(createListWithSections(studies)) | ||
| } | ||
| } | ||
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| override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): CustomViewHolder { | ||
| return when (viewType) { | ||
| VIEW_HOLDER_TYPE_STUDY -> createStudiesViewHolder(parent) | ||
| VIEW_HOLDER_TYPE_SECTION -> createSectionViewHolder(parent) | ||
| else -> throw IllegalArgumentException("Unrecognized viewType") | ||
| } | ||
| } | ||
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| private fun createSectionViewHolder(parent: ViewGroup): CustomViewHolder { | ||
| val context = parent.context | ||
| val inflater = LayoutInflater.from(context) | ||
| val view = inflater.inflate(R.layout.studies_section_item, parent, false) | ||
| val titleView = view.findViewById<TextView>(R.id.title) | ||
| val divider = view.findViewById<View>(R.id.divider) | ||
| return SectionViewHolder(view, titleView, divider) | ||
| } | ||
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| private fun createStudiesViewHolder(parent: ViewGroup): StudyViewHolder { | ||
| val context = parent.context | ||
| val view = LayoutInflater.from(context).inflate(R.layout.study_item, parent, false) | ||
| val titleView = view.findViewById<TextView>(R.id.studyTitle) | ||
| val summaryView = view.findViewById<TextView>(R.id.study_description) | ||
| val removeButton = view.findViewById<MaterialButton>(R.id.remove_button) | ||
| return StudyViewHolder( | ||
| view, | ||
| titleView, | ||
| summaryView, | ||
| removeButton | ||
| ) | ||
| } | ||
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| override fun getItemViewType(position: Int): Int { | ||
| return when (getItem(position)) { | ||
| is EnrolledExperiment -> VIEW_HOLDER_TYPE_STUDY | ||
| is Section -> VIEW_HOLDER_TYPE_SECTION | ||
| else -> throw IllegalArgumentException("items[position] has unrecognized type") | ||
| } | ||
| } | ||
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| override fun onBindViewHolder(holder: CustomViewHolder, position: Int) { | ||
| val item = getItem(position) | ||
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| when (holder) { | ||
| is SectionViewHolder -> bindSection(holder, item as Section) | ||
| is StudyViewHolder -> bindStudy(holder, item as EnrolledExperiment) | ||
| } | ||
| } | ||
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| @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE) | ||
| internal fun bindSection(holder: SectionViewHolder, section: Section) { | ||
| holder.titleView.setText(section.title) | ||
| holder.divider.isVisible = section.visibleDivider | ||
| } | ||
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| @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE) | ||
| internal fun bindStudy(holder: StudyViewHolder, study: EnrolledExperiment) { | ||
| holder.titleView.text = study.userFacingName | ||
| holder.summaryView.text = study.userFacingDescription | ||
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| holder.deleteButton.setOnClickListener { | ||
| studiesDelegate.onRemoveButtonClicked(study) | ||
| } | ||
| } | ||
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| internal fun createListWithSections(studies: List<EnrolledExperiment>): List<Any> { | ||
| val itemsWithSections = ArrayList<Any>() | ||
| val activeStudies = ArrayList<EnrolledExperiment>() | ||
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| activeStudies.addAll(studies) | ||
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| if (activeStudies.isNotEmpty()) { | ||
| itemsWithSections.add(Section(R.string.studies_active, true)) | ||
| itemsWithSections.addAll(activeStudies) | ||
| } | ||
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| return itemsWithSections | ||
| } | ||
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| @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE) | ||
| internal data class Section(@StringRes val title: Int, val visibleDivider: Boolean = true) | ||
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| /** | ||
| * Removes the portion of the list that contains the provided [study]. | ||
| * @property study The study to be removed. | ||
| */ | ||
| fun removeStudy(study: EnrolledExperiment) { | ||
| studiesMap.remove(study.slug) | ||
| submitList(createListWithSections(studiesMap.values.toList())) | ||
| } | ||
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| internal object DifferCallback : DiffUtil.ItemCallback<Any>() { | ||
| override fun areItemsTheSame(oldItem: Any, newItem: Any): Boolean { | ||
| return when { | ||
| oldItem is EnrolledExperiment && newItem is EnrolledExperiment -> oldItem.slug == newItem.slug | ||
| oldItem is Section && newItem is Section -> oldItem.title == newItem.title | ||
| else -> false | ||
| } | ||
| } | ||
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| @SuppressLint("DiffUtilEquals") | ||
| override fun areContentsTheSame(oldItem: Any, newItem: Any): Boolean { | ||
| return oldItem == newItem | ||
| } | ||
| } | ||
| } |
19 changes: 19 additions & 0 deletions
19
app/src/main/java/org/mozilla/fenix/settings/studies/StudiesAdapterDelegate.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| /* This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | ||
|
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| package org.mozilla.fenix.settings.studies | ||
|
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| import org.mozilla.experiments.nimbus.internal.EnrolledExperiment | ||
|
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| /** | ||
| * Provides methods for handling the studies items. | ||
| */ | ||
| interface StudiesAdapterDelegate { | ||
| /** | ||
| * Handler for when the remove button is clicked. | ||
| * | ||
| * @param experiment The [EnrolledExperiment] to remove. | ||
| */ | ||
| fun onRemoveButtonClicked(experiment: EnrolledExperiment) = Unit | ||
| } |
54 changes: 54 additions & 0 deletions
54
app/src/main/java/org/mozilla/fenix/settings/studies/StudiesFragment.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| /* This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | ||
|
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| package org.mozilla.fenix.settings.studies | ||
|
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| import android.os.Bundle | ||
| import android.view.LayoutInflater | ||
| import android.view.View | ||
| import android.view.ViewGroup | ||
| import androidx.fragment.app.Fragment | ||
| import androidx.lifecycle.lifecycleScope | ||
| import org.mozilla.fenix.HomeActivity | ||
| import org.mozilla.fenix.databinding.SettingsStudiesBinding | ||
| import org.mozilla.fenix.ext.requireComponents | ||
| import org.mozilla.fenix.ext.settings | ||
|
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| /** | ||
| * Lets the users control studies settings. | ||
| */ | ||
| class StudiesFragment : Fragment() { | ||
| private var _binding: SettingsStudiesBinding? = null | ||
| // This property is only valid between onCreateView and | ||
| // onDestroyView. | ||
| private val binding get() = _binding!! | ||
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| override fun onCreateView( | ||
| inflater: LayoutInflater, | ||
| container: ViewGroup?, | ||
| savedInstanceState: Bundle? | ||
| ): View { | ||
| val experiments = requireComponents.analytics.experiments | ||
| _binding = SettingsStudiesBinding.inflate(inflater, container, false) | ||
| val interactor = DefaultStudiesInteractor((activity as HomeActivity), experiments) | ||
| StudiesView( | ||
| lifecycleScope, | ||
| requireContext(), | ||
| binding, | ||
| interactor, | ||
| requireContext().settings(), | ||
| experiments, | ||
| ::isAttached | ||
| ).bind() | ||
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| return binding.root | ||
| } | ||
|
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| override fun onDestroyView() { | ||
| super.onDestroyView() | ||
| _binding = null | ||
| } | ||
|
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| private fun isAttached(): Boolean = context != null | ||
| } |
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