Further build out friend request view

src/org/thoughtcrime/securesms/loki/FriendRequestView.kt

@@ -1,19 +1,50 @@
 package org.thoughtcrime.securesms.loki
 
 import android.content.Context
+import android.os.Build
 import android.util.AttributeSet
 import android.view.View
+import android.widget.Button
 import android.widget.LinearLayout
 import android.widget.TextView
+import org.thoughtcrime.securesms.R
+import org.thoughtcrime.securesms.sms.IncomingTextMessage
+import org.thoughtcrime.securesms.sms.OutgoingTextMessage
 
 class FriendRequestView(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : LinearLayout(context, attrs, defStyleAttr) {
+    var message: Any? = null
+        set(newValue) {
+            field = newValue
+            kind = if (message is IncomingTextMessage) Kind.Incoming else Kind.Outgoing
+        }
+    var kind: Kind? = null
+    var delegate: FriendRequestViewDelegate? = null
+
+    // region Types
+    enum class Kind { Incoming, Outgoing }
+    // endregion
 
     // region Components
+    private val topSpacer by lazy {
+        val result = View(context)
+        result.layoutParams = LayoutParams(LayoutParams.MATCH_PARENT, 12)
+        result
+    }
+
     private val label by lazy {
         val result = TextView(context)
+        result.setTextColor(resources.getColorWithID(R.color.core_grey_90, context.theme))
+        // TODO: Typeface
         result.textAlignment = TextView.TEXT_ALIGNMENT_CENTER
         result
     }
+
+    private val buttonLinearLayout by lazy {
+        val result = LinearLayout(context)
+        result.orientation = HORIZONTAL
+        result.layoutParams = LayoutParams(LayoutParams.MATCH_PARENT, 50)
+        result
+    }
     // endregion
 
     // region Initialization
@@ -22,17 +53,80 @@ class FriendRequestView(context: Context, attrs: AttributeSet?, defStyleAttr: In
 
     init {
         orientation = VERTICAL
-        val topSpacer = View(context)
-        topSpacer.layoutParams = LayoutParams(LayoutParams.MATCH_PARENT, 12)
         addView(topSpacer)
         addView(label)
+//        if (kind == Kind.Incoming) {
+            //
+            val buttonLayoutParams = LayoutParams(0, 50)
+            buttonLayoutParams.weight = 1f
+            // Accept button
+            val acceptButton = Button(context)
+            acceptButton.text = "Accept"
+            acceptButton.setTextColor(resources.getColorWithID(R.color.signal_primary, context.theme))
+            acceptButton.setBackgroundColor(resources.getColorWithID(R.color.transparent, context.theme))
+            // TODO: Typeface
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+                acceptButton.elevation = 0f
+                acceptButton.stateListAnimator = null
+            }
+            acceptButton.setOnClickListener { accept() }
+            acceptButton.layoutParams = buttonLayoutParams
+            buttonLinearLayout.addView(acceptButton)
+            // Reject button
+            val rejectButton = Button(context)
+            rejectButton.text = "Reject"
+            rejectButton.setTextColor(resources.getColorWithID(R.color.red, context.theme))
+            rejectButton.setBackgroundColor(resources.getColorWithID(R.color.transparent, context.theme))
+            // TODO: Typeface
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+                rejectButton.elevation = 0f
+                rejectButton.stateListAnimator = null
+            }
+            rejectButton.setOnClickListener { reject() }
+            rejectButton.layoutParams = buttonLayoutParams
+            buttonLinearLayout.addView(rejectButton)
+            //
+            addView(buttonLinearLayout)
+//        }
         updateUI()
+        // TODO: Observe friend request status changes
     }
     // endregion
 
     // region Updating
     private fun updateUI() {
-        label.text = "You've sent a friend request"
+        when (kind) {
+            Kind.Incoming -> {
+                val message = this.message as IncomingTextMessage
+//                buttonLinearLayout.visibility = View.GONE // TODO: Base on friend request status
+                val text = { // TODO: Base on friend request status
+                    "You've received a friend request"
+                }()
+                label.text = text
+            }
+            Kind.Outgoing -> {
+                val message = this.message as OutgoingTextMessage
+//                buttonLinearLayout.visibility = View.GONE
+                val text = {
+                    "You've sent a friend request"
+                }()
+                label.text = text
+            }
+        }
+    }
+    // endregion
+
+    // region Interaction
+    private fun accept() {
+        val message = this.message as IncomingTextMessage
+        // TODO: Update message friend request status
+        delegate?.acceptFriendRequest(message)
+    }
+
+    private fun reject() {
+        val message = this.message as IncomingTextMessage
+        // TODO: Update message friend request status
+        delegate?.rejectFriendRequest(message)
     }
     // endregion
 }

src/org/thoughtcrime/securesms/loki/FriendRequestViewDelegate.kt

@@ -0,0 +1,16 @@
+package org.thoughtcrime.securesms.loki
+
+import org.thoughtcrime.securesms.sms.IncomingTextMessage
+
+interface FriendRequestViewDelegate {
+    /**
+     * Implementations of this method should update the thread's friend request status
+     * and send a friend request accepted message.
+     */
+    fun acceptFriendRequest(friendRequest: IncomingTextMessage)
+    /**
+     * Implementations of this method should update the thread's friend request status
+     * and remove the pre keys associated with the contact.
+     */
+    fun rejectFriendRequest(friendRequest: IncomingTextMessage)
+}

src/org/thoughtcrime/securesms/loki/GeneralUtilities.kt

@@ -0,0 +1,13 @@
+package org.thoughtcrime.securesms.loki
+
+import android.content.res.Resources
+import android.os.Build
+import android.support.annotation.ColorRes
+
+fun Resources.getColorWithID(@ColorRes id: Int, theme: Resources.Theme?): Int {
+    return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+        getColor(id, theme)
+    } else {
+        @Suppress("DEPRECATION") getColor(id)
+    }
+}