Setup adapter and empty test for ParentFolderPickerActivity.kt

MAILAND-2613

app/src/androidTest/java/ch/protonmail/android/labels/presentation/ui/ParentFolderPickerActivityTest.kt

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2020 Proton Technologies AG
+ *
+ * This file is part of ProtonMail.
+ *
+ * ProtonMail is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * ProtonMail is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with ProtonMail. If not, see https://www.gnu.org/licenses/.
+ */
+
+package ch.protonmail.android.labels.presentation.ui
+
+import androidx.test.espresso.Espresso.onView
+import androidx.test.espresso.assertion.ViewAssertions.matches
+import androidx.test.espresso.matcher.ViewMatchers.withId
+import androidx.test.espresso.matcher.ViewMatchers.withText
+import androidx.test.ext.junit.rules.activityScenarioRule
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import ch.protonmail.android.R
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class ParentFolderPickerActivityTest {
+
+    @get:Rule val activityScenarioRule = activityScenarioRule<ParentFolderPickerActivity>()
+
+    @Test
+    fun justRuns() {
+        onView(withId(R.id.parent_picker_toolbar)).check(matches(withText(R.string.parent_picker_title)))
+    }
+}

app/src/main/AndroidManifest.xml

@@ -347,6 +347,10 @@
             android:exported="false"
             android:screenOrientation="portrait"
             android:label="@string/title_activity_address_chooser"/>
+        <activity
+            android:name=".labels.presentation.ui.ParentFolderPickerActivity"
+            android:exported="true"/>
+
         <service
             android:name=".api.services.MessagesService"
             android:exported="false"
@@ -365,6 +369,7 @@
             android:name=".api.services.ConnectivityService"
             android:exported="true"
             android:permission="android.permission.BIND_JOB_SERVICE" />
+
         <!-- Core -->
         <activity
             android:name="me.proton.core.auth.presentation.ui.AuthHelpActivity"

app/src/main/java/ch/protonmail/android/labels/presentation/ui/ParentFolderPickerActivity.kt

@@ -19,10 +19,49 @@
 
 package ch.protonmail.android.labels.presentation.ui
 
+import android.os.Bundle
+import android.os.PersistableBundle
 import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 import ch.protonmail.android.R
+import ch.protonmail.android.databinding.ActivityParentFolderPickerBinding
+import ch.protonmail.android.databinding.ItemParentPickerFolderBinding
+import me.proton.core.presentation.ui.adapter.ProtonAdapter
 
-class ParentFolderPickerActivity : AppCompatActivity(R.layout.activity_parent_folder_picker) {
+class ParentFolderPickerActivity : AppCompatActivity() {
 
+    private lateinit var binding: ActivityParentFolderPickerBinding
 
+    private val adapter = ProtonAdapter(
+        diffCallback = ParentFolderPickerUiModel.DiffCallback,
+        getView = { parent, inflater ->
+            ItemParentPickerFolderBinding.inflate(inflater, parent, false)
+        },
+        onBind = { model ->
+            setMarginFor(folderLevel = model.folderLevel)
+            parentPickerFolderIconImageView.apply {
+                setColorFilter(model.colorInt)
+                setImageResource(model.icon.drawableRes)
+                contentDescription = getString(model.icon.contentDescriptionRes)
+            }
+            parentPickerFolderNameTextView.text = model.name
+        }
+    )
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityParentFolderPickerBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        binding.parentPickerRecyclerView.apply {
+            layoutManager = LinearLayoutManager(context)
+            this.adapter = this@ParentFolderPickerActivity.adapter
+        }
+    }
+}
+
+private fun ItemParentPickerFolderBinding.setMarginFor(folderLevel: Int) {
+    (root.layoutParams as RecyclerView.LayoutParams).marginStart =
+        folderLevel * root.context.resources.getDimensionPixelSize(R.dimen.gap_large)
 }

app/src/main/java/ch/protonmail/android/labels/presentation/ui/ParentFolderPickerUiModel.kt

@@ -21,6 +21,7 @@ package ch.protonmail.android.labels.presentation.ui
 
 import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
+import androidx.recyclerview.widget.DiffUtil
 import ch.protonmail.android.R
 import ch.protonmail.android.labels.domain.model.LabelId
 import ch.protonmail.android.labels.presentation.ui.ParentFolderPickerUiModel.Icon.WithChildren
@@ -29,8 +30,9 @@ import ch.protonmail.android.labels.presentation.ui.ParentFolderPickerUiModel.Ic
 sealed class ParentFolderPickerUiModel(
     val id: LabelId,
     val name: String,
+    val colorInt: Int,
     val icon: Icon,
-    val level: Int
+    val folderLevel: Int
 ) {
 
     /**
@@ -55,4 +57,13 @@ sealed class ParentFolderPickerUiModel(
             R.string.parent_picker_folder_icon_description
         )
     }
+
+    object DiffCallback : DiffUtil.ItemCallback<ParentFolderPickerUiModel>() {
+
+        override fun areItemsTheSame(oldItem: ParentFolderPickerUiModel, newItem: ParentFolderPickerUiModel) =
+            oldItem.id == newItem.id
+
+        override fun areContentsTheSame(oldItem: ParentFolderPickerUiModel, newItem: ParentFolderPickerUiModel) =
+            oldItem == newItem
+    }
 }