Implement create closed group screen

AndroidManifest.xml

@@ -158,6 +158,9 @@
         <activity
             android:name="org.thoughtcrime.securesms.loki.redesign.activities.CreatePrivateChatActivity"
             android:screenOrientation="portrait" />
+        <activity
+            android:name="org.thoughtcrime.securesms.loki.redesign.activities.CreateClosedGroupActivity"
+            android:screenOrientation="portrait" />
         <activity
             android:name="org.thoughtcrime.securesms.loki.redesign.activities.JoinPublicChatActivity"
             android:screenOrientation="portrait"

res/drawable/ic_circle.xml

@@ -0,0 +1,6 @@
+<vector android:height="24dp" android:viewportHeight="15"
+    android:viewportWidth="15" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+  <path android:fillColor="#00000000"
+      android:pathData="M7.5,7.5m-6.5,0a6.5,6.5 0,1 1,13 0a6.5,6.5 0,1 1,-13 0"
+      android:strokeColor="#FFFFFF" android:strokeWidth="1"/>
+</vector>

res/layout/activity_create_closed_group.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@drawable/default_session_background"
+    android:orientation="vertical">
+
+    <EditText
+        style="@style/SmallSessionEditText"
+        android:id="@+id/nameEditText"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="@dimen/large_spacing"
+        android:layout_marginTop="@dimen/medium_spacing"
+        android:layout_marginRight="@dimen/large_spacing"
+        android:layout_marginBottom="@dimen/large_spacing"
+        android:hint="Enter a group name" />
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="1px"
+        android:background="@color/separator" />
+
+    <android.support.v7.widget.RecyclerView
+        android:id="@+id/recyclerView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+</LinearLayout>

res/layout/activity_home.xml

@@ -40,13 +40,27 @@
                 android:layout_centerVertical="true"
                 android:layout_marginLeft="64dp" />
 
-            <ImageView
-                android:id="@+id/joinPublicChatButton"
-                android:layout_width="24dp"
-                android:layout_height="24dp"
-                android:src="@drawable/ic_globe"
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
                 android:layout_alignParentRight="true"
-                android:layout_centerVertical="true" />
+                android:layout_centerVertical="true">
+
+                <ImageView
+                    android:id="@+id/createClosedGroupButton"
+                    android:layout_width="24dp"
+                    android:layout_height="24dp"
+                    android:src="@drawable/ic_group_white_24dp" />
+
+                <ImageView
+                    android:id="@+id/joinPublicChatButton"
+                    android:layout_width="24dp"
+                    android:layout_height="24dp"
+                    android:layout_marginLeft="@dimen/medium_spacing"
+                    android:src="@drawable/ic_globe" />
+
+            </LinearLayout>
 
         </RelativeLayout>
 

res/layout/view_user.xml

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="@drawable/conversation_view_background"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:id="@+id/contentView"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:gravity="center_vertical"
+        android:padding="@dimen/medium_spacing">
+
+        <org.thoughtcrime.securesms.loki.redesign.views.ProfilePictureView
+            android:id="@+id/profilePictureView"
+            android:layout_width="@dimen/medium_profile_picture_size"
+            android:layout_height="@dimen/medium_profile_picture_size" />
+
+        <TextView
+            android:id="@+id/nameTextView"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="@dimen/medium_spacing"
+            android:maxLines="1"
+            android:ellipsize="end"
+            android:textSize="@dimen/medium_font_size"
+            android:textStyle="bold"
+            android:textColor="@color/text"
+            android:text="Spiderman" />
+
+        <View
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1" />
+
+        <ImageView
+            android:id="@+id/tickImageView"
+            android:layout_width="24dp"
+            android:layout_height="24dp"
+            android:layout_marginLeft="@dimen/medium_spacing"
+            android:src="@drawable/ic_circle" />
+
+    </LinearLayout>
+
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="1px"
+        android:background="@color/separator" />
+
+</LinearLayout>

res/menu/menu_create_closed_group.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <item
+        android:title="Done"
+        android:id="@+id/createClosedGroupButton"
+        app:showAsAction="always" />
+
+</menu>

src/org/thoughtcrime/securesms/loki/redesign/activities/CreateClosedGroupActivity.kt

@@ -0,0 +1,93 @@
+package org.thoughtcrime.securesms.loki.redesign.activities
+
+import android.os.Bundle
+import android.support.v4.app.LoaderManager
+import android.support.v4.content.Loader
+import android.support.v7.widget.LinearLayoutManager
+import android.view.Menu
+import android.view.MenuItem
+import android.widget.Toast
+import kotlinx.android.synthetic.main.activity_linked_devices.*
+import kotlinx.android.synthetic.main.view_user.*
+import network.loki.messenger.R
+import org.thoughtcrime.securesms.PassphraseRequiredActionBarActivity
+import org.thoughtcrime.securesms.mms.GlideApp
+
+class CreateClosedGroupActivity : PassphraseRequiredActionBarActivity(), MemberClickListener, LoaderManager.LoaderCallbacks<List<String>> {
+    private var members = listOf<String>()
+        set(value) { field = value; createClosedGroupAdapter.members = value }
+
+    private val createClosedGroupAdapter by lazy {
+        val result = CreateClosedGroupAdapter(this)
+        result.glide = GlideApp.with(this)
+        result.memberClickListener = this
+        result
+    }
+
+    private val selectedMembers: Set<String>
+        get() { return createClosedGroupAdapter.selectedMembers }
+
+    // region Lifecycle
+    override fun onCreate(savedInstanceState: Bundle?, isReady: Boolean) {
+        super.onCreate(savedInstanceState, isReady)
+        setContentView(R.layout.activity_create_closed_group)
+        supportActionBar!!.title = "New Closed Group"
+        recyclerView.adapter = createClosedGroupAdapter
+        recyclerView.layoutManager = LinearLayoutManager(this)
+        LoaderManager.getInstance(this).initLoader(0, null, this)
+    }
+
+    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+        menuInflater.inflate(R.menu.menu_create_closed_group, menu)
+        return true
+    }
+    // endregion
+
+    // region Updating
+    override fun onCreateLoader(id: Int, bundle: Bundle?): Loader<List<String>> {
+        return CreateClosedGroupLoader(this)
+    }
+
+    override fun onLoadFinished(loader: Loader<List<String>>, members: List<String>) {
+        update(members)
+    }
+
+    override fun onLoaderReset(loader: Loader<List<String>>) {
+        update(listOf())
+    }
+
+    private fun update(members: List<String>) {
+        this.members = members
+    }
+    // endregion
+
+    // region Interaction
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        val id = item.itemId
+        when(id) {
+            R.id.createClosedGroupButton -> createClosedGroup()
+            else -> { /* Do nothing */ }
+        }
+        return super.onOptionsItemSelected(item)
+    }
+
+    override fun onMemberClick(member: String) {
+        createClosedGroupAdapter.onMemberClick(member)
+    }
+
+    private fun createClosedGroup() {
+        val name = nameTextView.text.trim()
+        if (name.isEmpty()) {
+            return Toast.makeText(this, "Please enter a group name", Toast.LENGTH_LONG).show()
+        }
+        if (name.length >= 64) {
+            return Toast.makeText(this, "Please enter a shorter group name", Toast.LENGTH_LONG).show()
+        }
+        val selectedMembers = this.selectedMembers
+        if (selectedMembers.count() < 2) {
+            return Toast.makeText(this, "Please pick at least 2 group members", Toast.LENGTH_LONG).show()
+        }
+        // TODO: Create group
+    }
+    // endregion
+}

src/org/thoughtcrime/securesms/loki/redesign/activities/CreateClosedGroupAdapter.kt

@@ -0,0 +1,48 @@
+package org.thoughtcrime.securesms.loki.redesign.activities
+
+import android.content.Context
+import android.support.v7.widget.RecyclerView
+import android.view.ViewGroup
+import org.thoughtcrime.securesms.loki.redesign.views.UserView
+import org.thoughtcrime.securesms.mms.GlideRequests
+
+class CreateClosedGroupAdapter(private val context: Context) : RecyclerView.Adapter<CreateClosedGroupAdapter.ViewHolder>() {
+    lateinit var glide: GlideRequests
+    val selectedMembers = mutableSetOf<String>()
+    var members = listOf<String>()
+        set(value) { field = value; notifyDataSetChanged() }
+    var memberClickListener: MemberClickListener? = null
+
+    class ViewHolder(val view: UserView) : RecyclerView.ViewHolder(view)
+
+    override fun getItemCount(): Int {
+        return members.size
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
+        val view = UserView(context)
+        return ViewHolder(view)
+    }
+
+    override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) {
+        val member = members[position]
+        viewHolder.view.setOnClickListener { memberClickListener?.onMemberClick(member) }
+        val isSelected = selectedMembers.contains(member)
+        viewHolder.view.bind(member, isSelected, glide)
+    }
+
+    fun onMemberClick(member: String) {
+        if (selectedMembers.contains(member)) {
+            selectedMembers.remove(member)
+        } else {
+            selectedMembers.add(member)
+        }
+        val index = members.indexOf(member)
+        notifyItemChanged(index)
+    }
+}
+
+interface MemberClickListener {
+
+    fun onMemberClick(member: String)
+}

src/org/thoughtcrime/securesms/loki/redesign/activities/CreateClosedGroupLoader.kt

@@ -0,0 +1,24 @@
+package org.thoughtcrime.securesms.loki.redesign.activities
+
+import android.content.Context
+import org.thoughtcrime.securesms.database.DatabaseFactory
+import org.thoughtcrime.securesms.util.AsyncLoader
+import org.whispersystems.signalservice.loki.messaging.LokiThreadFriendRequestStatus
+
+class CreateClosedGroupLoader(context: Context) : AsyncLoader<List<String>>(context) {
+
+    override fun loadInBackground(): List<String> {
+        val threadDatabase = DatabaseFactory.getThreadDatabase(context)
+        val lokiThreadDatabase = DatabaseFactory.getLokiThreadDatabase(context)
+        val cursor = threadDatabase.conversationList
+        val reader = threadDatabase.readerFor(cursor)
+        val result = mutableListOf<String>()
+        while (reader.next != null) {
+            val thread = reader.current
+            if (thread.recipient.isGroupRecipient) { continue }
+            if (lokiThreadDatabase.getFriendRequestStatus(thread.threadId) != LokiThreadFriendRequestStatus.FRIENDS) { continue }
+            result.add(thread.recipient.address.toString())
+        }
+        return result
+    }
+}

src/org/thoughtcrime/securesms/loki/redesign/activities/HomeActivity.kt

@@ -83,6 +83,7 @@ class HomeActivity : PassphraseRequiredActionBarActivity, ConversationClickListe
         profileButton.hexEncodedPublicKey = hexEncodedPublicKey
         profileButton.update()
         profileButton.setOnClickListener { openSettings() }
+        createClosedGroupButton.setOnClickListener { createClosedGroup() }
         joinPublicChatButton.setOnClickListener { joinPublicChat() }
         // Set up seed reminder view
         val isMasterDevice = (TextSecurePreferences.getMasterHexEncodedPublicKey(this) == null)
@@ -182,6 +183,11 @@ class HomeActivity : PassphraseRequiredActionBarActivity, ConversationClickListe
         show(intent)
     }
 
+    private fun createClosedGroup() {
+        val intent = Intent(this, CreateClosedGroupActivity::class.java)
+        show(intent)
+    }
+
     private fun joinPublicChat() {
         val intent = Intent(this, JoinPublicChatActivity::class.java)
         show(intent)

src/org/thoughtcrime/securesms/loki/redesign/views/UserView.kt

@@ -0,0 +1,52 @@
+package org.thoughtcrime.securesms.loki.redesign.views
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.LayoutInflater
+import android.widget.LinearLayout
+import kotlinx.android.synthetic.main.view_conversation.view.profilePictureView
+import kotlinx.android.synthetic.main.view_user.view.*
+import network.loki.messenger.R
+import org.thoughtcrime.securesms.database.Address
+import org.thoughtcrime.securesms.mms.GlideRequests
+import org.thoughtcrime.securesms.recipients.Recipient
+
+class UserView : LinearLayout {
+    var user: String? = null
+
+    // region Lifecycle
+    constructor(context: Context) : super(context) {
+        setUpViewHierarchy()
+    }
+
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {
+        setUpViewHierarchy()
+    }
+
+    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(context, attrs, defStyleAttr) {
+        setUpViewHierarchy()
+    }
+
+    constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int, defStyleRes: Int) : super(context, attrs, defStyleAttr, defStyleRes) {
+        setUpViewHierarchy()
+    }
+
+    private fun setUpViewHierarchy() {
+        val inflater = context.applicationContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater
+        val contentView = inflater.inflate(R.layout.view_user, null)
+        addView(contentView)
+    }
+    // endregion
+
+    // region Updating
+    fun bind(user: String, isSelected: Boolean, glide: GlideRequests) {
+        profilePictureView.hexEncodedPublicKey = user
+        profilePictureView.additionalHexEncodedPublicKey = null
+        profilePictureView.isRSSFeed = false
+        profilePictureView.glide = glide
+        profilePictureView.update()
+        nameTextView.text = Recipient.from(context, Address.fromSerialized(user), false).name ?: "Unknown Contact"
+        tickImageView.setImageResource(if (isSelected) R.drawable.ic_circle_check else R.drawable.ic_circle)
+    }
+    // endregion
+}