re-introduce the message detail screen

app/src/main/AndroidManifest.xml

@@ -221,6 +221,11 @@
                 android:name="android.support.PARENT_ACTIVITY"
                 android:value="org.thoughtcrime.securesms.home.HomeActivity" />
         </activity>
+        <activity
+            android:name="org.thoughtcrime.securesms.conversation.v2.MessageDetailActivity"
+            android:screenOrientation="portrait"
+            android:theme="@style/Theme.TextSecure.DayNight">
+        </activity>
         <activity
             android:name="org.thoughtcrime.securesms.groups.OpenGroupGuidelinesActivity"
             android:screenOrientation="portrait"

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationActivityV2.kt

@@ -1251,7 +1251,11 @@ class ConversationActivityV2 : PassphraseRequiredActionBarActivity(), InputBarDe
     }
 
     override fun showMessageDetail(messages: Set<MessageRecord>) {
-        TODO("Not yet implemented")
+        val message = messages.first()
+        val intent = Intent(this, MessageDetailActivity::class.java)
+        intent.putExtra(MessageDetailActivity.MESSAGE_TIMESTAMP, message.timestamp)
+        push(intent)
+        endActionMode()
     }
 
     override fun saveAttachment(messages: Set<MessageRecord>) {

app/src/main/java/org/thoughtcrime/securesms/conversation/v2/MessageDetailActivity.kt

@@ -0,0 +1,118 @@
+package org.thoughtcrime.securesms.conversation.v2
+
+import android.os.Bundle
+import android.view.View
+import android.widget.LinearLayout
+import androidx.annotation.DimenRes
+import kotlinx.android.synthetic.main.activity_conversation_v2_action_bar.*
+import kotlinx.android.synthetic.main.activity_message_detail.*
+import network.loki.messenger.R
+import org.session.libsession.messaging.MessagingModuleConfiguration
+import org.session.libsession.messaging.messages.visible.LinkPreview
+import org.session.libsession.messaging.messages.visible.OpenGroupInvitation
+import org.session.libsession.messaging.messages.visible.Quote
+import org.session.libsession.messaging.messages.visible.VisibleMessage
+import org.session.libsession.messaging.sending_receiving.MessageSender
+import org.session.libsession.messaging.utilities.UpdateMessageData
+import org.session.libsession.utilities.Address
+import org.session.libsession.utilities.ExpirationUtil
+import org.session.libsession.utilities.TextSecurePreferences
+import org.session.libsession.utilities.recipients.Recipient
+import org.thoughtcrime.securesms.PassphraseRequiredActionBarActivity
+import org.thoughtcrime.securesms.database.DatabaseFactory
+import org.thoughtcrime.securesms.database.model.MessageRecord
+import org.thoughtcrime.securesms.database.model.MmsMessageRecord
+import org.thoughtcrime.securesms.util.DateUtils
+import java.text.SimpleDateFormat
+import java.util.*
+import kotlin.math.roundToInt
+
+
+class MessageDetailActivity: PassphraseRequiredActionBarActivity() {
+
+    var messageRecord: MessageRecord? = null
+
+    // region Settings
+    companion object {
+        // Extras
+        const val MESSAGE_TIMESTAMP = "message_timestamp"
+    }
+    // endregion
+
+    override fun onCreate(savedInstanceState: Bundle?, ready: Boolean) {
+        super.onCreate(savedInstanceState, ready)
+        setContentView(R.layout.activity_message_detail)
+        title = resources.getString(R.string.conversation_context__menu_message_details)
+        val timestamp = intent.getLongExtra(MESSAGE_TIMESTAMP, -1L)
+        val author = Address.fromSerialized(TextSecurePreferences.getLocalNumber(this)!!)
+        messageRecord = DatabaseFactory.getMmsSmsDatabase (this).getMessageFor(timestamp, author)
+        updateContent()
+        resend_button.setOnClickListener {
+            resend()
+            finish()
+        }
+    }
+
+    fun updateContent() {
+        val dateLocale = Locale.getDefault()
+        val dateFormatter: SimpleDateFormat = DateUtils.getDetailedDateFormatter(this, dateLocale)
+        sent_time.text = dateFormatter.format(Date(messageRecord!!.dateSent))
+
+        val errorMessage = DatabaseFactory.getLokiMessageDatabase(this).getErrorMessage(messageRecord!!.getId()) ?: "Message failed to send."
+        error_message.text = errorMessage
+
+        if (messageRecord!!.getExpiresIn() <= 0 || messageRecord!!.getExpireStarted() <= 0) {
+            expires_container.visibility = View.GONE
+        } else {
+            expires_container.visibility = View.VISIBLE
+            val elapsed = System.currentTimeMillis() - messageRecord!!.expireStarted
+            val remaining = messageRecord!!.expiresIn - elapsed
+
+            val duration = ExpirationUtil.getExpirationDisplayValue(this, Math.max((remaining / 1000).toInt(), 1))
+            expires_in.text = duration
+        }
+    }
+
+    fun resend() {
+        val messageRecord = messageRecord!!
+        val recipient: Recipient = messageRecord.recipient
+        val message = VisibleMessage()
+        message.id = messageRecord.getId()
+        if (messageRecord.isOpenGroupInvitation) {
+            val openGroupInvitation = OpenGroupInvitation()
+            UpdateMessageData.fromJSON(messageRecord.body)?.let { updateMessageData ->
+                val kind = updateMessageData.kind
+                if (kind is UpdateMessageData.Kind.OpenGroupInvitation) {
+                    openGroupInvitation.name = kind.groupName
+                    openGroupInvitation.url = kind.groupUrl
+                }
+            }
+            message.openGroupInvitation = openGroupInvitation
+        } else {
+            message.text = messageRecord.body
+        }
+        message.sentTimestamp = messageRecord.timestamp
+        if (recipient.isGroupRecipient) {
+            message.groupPublicKey = recipient.address.toGroupString()
+        } else {
+            message.recipient = messageRecord.recipient.address.serialize()
+        }
+        message.threadID = messageRecord.threadId
+        if (messageRecord.isMms) {
+            val mmsMessageRecord = messageRecord as MmsMessageRecord
+            if (mmsMessageRecord.linkPreviews.isNotEmpty()) {
+                message.linkPreview = LinkPreview.from(mmsMessageRecord.linkPreviews[0])
+            }
+            if (mmsMessageRecord.quote != null) {
+                message.quote = Quote.from(mmsMessageRecord.quote!!.quoteModel)
+            }
+            message.addSignalAttachments(mmsMessageRecord.slideDeck.asAttachments())
+        }
+        val sentTimestamp = message.sentTimestamp
+        val sender = MessagingModuleConfiguration.shared.storage.getUserPublicKey()
+        if (sentTimestamp != null && sender != null) {
+            MessagingModuleConfiguration.shared.storage.markAsSending(sentTimestamp, sender)
+        }
+        MessageSender.send(message, recipient.address)
+    }
+}

app/src/main/res/layout/activity_message_detail.xml

@@ -0,0 +1,108 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:orientation="vertical"
+    android:background="@color/transparent"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <FrameLayout android:id="@+id/item_container"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingTop="@dimen/medium_spacing"
+        android:paddingBottom="@dimen/medium_spacing"
+        android:elevation="10dp" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:paddingStart="@dimen/medium_spacing"
+        android:paddingEnd="@dimen/medium_spacing">
+
+        <TableLayout android:id="@+id/metadata_container"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:shrinkColumns="1">
+
+            <TableRow android:id="@+id/sent_container"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:padding="10dp">
+
+                <TextView android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/message_details_header__sent"
+                    android:gravity="end"
+                    android:textStyle="bold" />
+
+                <TextView android:id="@+id/sent_time"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="10dp"
+                    tools:text="Jan 18, 2015, 12:29:37 AM GMT-08:00" />
+
+            </TableRow>
+
+            <TableRow android:id="@+id/expires_container"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:padding="10dp"
+                android:visibility="gone"
+                tools:visibility="visible">
+
+                <TextView android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/message_details_header__disappears"
+                    android:gravity="end"
+                    android:textStyle="bold"/>
+
+                <TextView android:id="@+id/expires_in"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="10dp"
+                    tools:text="1 week"/>
+
+            </TableRow>
+
+            <TableRow android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:padding="10dp">
+
+                <TextView android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="@string/message_details_header__error"
+                    android:gravity="end"
+                    android:textStyle="bold"/>
+
+                <TextView android:id="@+id/error_message"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="10dp"
+                    tools:text="Send Failed"/>
+
+            </TableRow>
+
+        </TableLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="40dp"
+            android:gravity="end">
+
+
+            <Button
+                android:id="@+id/resend_button"
+                android:layout_width="wrap_content"
+                android:layout_height="@dimen/medium_button_height"
+                android:paddingStart="30dp"
+                android:paddingEnd="30dp"
+                style="@style/Widget.Session.Button.Common.ProminentOutline"
+                android:text="@string/message_recipients_list_item__resend" />
+
+        </LinearLayout>
+
+    </LinearLayout>
+
+</LinearLayout>

app/src/main/res/menu/menu_conversation_item_action.xml

@@ -22,7 +22,7 @@
         app:showAsAction="always" />
 
     <item
-        android:title="@string/details"
+        android:title="@string/conversation_context__menu_message_details"
         android:id="@+id/menu_message_details"
         android:icon="?menu_info_icon"
         app:showAsAction="always" />

app/src/main/res/values/strings.xml

@@ -881,4 +881,5 @@
     <string name="activity_conversation_attachment_prep_failed">Failed to prepare attachment for sending.</string>
     <string name="media">Media</string>
     <string name="UntrustedAttachmentView_download_attachment">Tap to download %s</string>
+    <string name="message_details_header__error">Error</string>
 </resources>