refactor model

app/src/main/java/com/bitchat/android/mesh/MessageHandler.kt

@@ -3,6 +3,7 @@ package com.bitchat.android.mesh
 import android.util.Log
 import com.bitchat.android.model.BitchatMessage
 import com.bitchat.android.model.DeliveryAck
+import com.bitchat.android.model.NoiseIdentityAnnouncement
 import com.bitchat.android.model.ReadReceipt
 import com.bitchat.android.model.RoutedPacket
 import com.bitchat.android.protocol.BitchatPacket
@@ -473,47 +474,6 @@ class MessageHandler(private val myPeerID: String) {
     }
 }
 
-/**
- * Noise Identity Announcement data class (compatible with iOS version)
- */
-data class NoiseIdentityAnnouncement(
-    val peerID: String,
-    val nickname: String,
-    val publicKey: ByteArray,
-    val timestamp: Date,
-    val signature: ByteArray,
-    val fingerprint: String?,
-    val previousPeerID: String? = null
-) {
-    override fun equals(other: Any?): Boolean {
-        if (this === other) return true
-        if (javaClass != other?.javaClass) return false
-
-        other as NoiseIdentityAnnouncement
-
-        if (peerID != other.peerID) return false
-        if (nickname != other.nickname) return false
-        if (!publicKey.contentEquals(other.publicKey)) return false
-        if (timestamp != other.timestamp) return false
-        if (!signature.contentEquals(other.signature)) return false
-        if (fingerprint != other.fingerprint) return false
-        if (previousPeerID != other.previousPeerID) return false
-
-        return true
-    }
-
-    override fun hashCode(): Int {
-        var result = peerID.hashCode()
-        result = 31 * result + nickname.hashCode()
-        result = 31 * result + publicKey.contentHashCode()
-        result = 31 * result + timestamp.hashCode()
-        result = 31 * result + signature.contentHashCode()
-        result = 31 * result + (fingerprint?.hashCode() ?: 0)
-        result = 31 * result + (previousPeerID?.hashCode() ?: 0)
-        return result
-    }
-}
-
 /**
  * Delegate interface for message handler callbacks
  */

app/src/main/java/com/bitchat/android/model/BitchatMessage.kt

@@ -342,71 +342,4 @@ data class BitchatMessage(
     }
 }
 
-/**
- * Delivery acknowledgment structure - exact same as iOS version
- */
-@Parcelize
-data class DeliveryAck(
-    val originalMessageID: String,
-    val ackID: String = UUID.randomUUID().toString(),
-    val recipientID: String,
-    val recipientNickname: String,
-    val timestamp: Date = Date(),
-    val hopCount: UInt
-) : Parcelable {
 
-    private val gson = GsonBuilder()
-        .setDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'")
-        .create()
-    
-    fun encode(): ByteArray? {
-        return try {
-            gson.toJson(this).toByteArray(Charsets.UTF_8)
-        } catch (e: Exception) {
-            null
-        }
-    }
-    
-    companion object {
-        fun decode(data: ByteArray): DeliveryAck? {
-            return try {
-                val json = String(data, Charsets.UTF_8)
-                com.google.gson.Gson().fromJson(json, DeliveryAck::class.java)
-            } catch (e: Exception) {
-                null
-            }
-        }
-    }
-}
-
-/**
- * Read receipt structure - exact same as iOS version
- */
-@Parcelize
-data class ReadReceipt(
-    val originalMessageID: String,
-    val receiptID: String = UUID.randomUUID().toString(),
-    val readerID: String,
-    val readerNickname: String,
-    val timestamp: Date = Date()
-) : Parcelable {
-    
-    fun encode(): ByteArray? {
-        return try {
-            com.google.gson.Gson().toJson(this).toByteArray(Charsets.UTF_8)
-        } catch (e: Exception) {
-            null
-        }
-    }
-    
-    companion object {
-        fun decode(data: ByteArray): ReadReceipt? {
-            return try {
-                val json = String(data, Charsets.UTF_8)
-                com.google.gson.Gson().fromJson(json, ReadReceipt::class.java)
-            } catch (e: Exception) {
-                null
-            }
-        }
-    }
-}

app/src/main/java/com/bitchat/android/model/DeliveryAck.kt

@@ -0,0 +1,43 @@
+package com.bitchat.android.model
+
+import android.os.Parcelable
+import com.google.gson.GsonBuilder
+import kotlinx.parcelize.Parcelize
+import java.util.*
+
+/**
+ * Delivery acknowledgment structure - exact same as iOS version
+ */
+@Parcelize
+data class DeliveryAck(
+    val originalMessageID: String,
+    val ackID: String = UUID.randomUUID().toString(),
+    val recipientID: String,
+    val recipientNickname: String,
+    val timestamp: Date = Date(),
+    val hopCount: UInt
+) : Parcelable {
+
+    private val gson = GsonBuilder()
+        .setDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'")
+        .create()
+    
+    fun encode(): ByteArray? {
+        return try {
+            gson.toJson(this).toByteArray(Charsets.UTF_8)
+        } catch (e: Exception) {
+            null
+        }
+    }
+    
+    companion object {
+        fun decode(data: ByteArray): DeliveryAck? {
+            return try {
+                val json = String(data, Charsets.UTF_8)
+                com.google.gson.Gson().fromJson(json, DeliveryAck::class.java)
+            } catch (e: Exception) {
+                null
+            }
+        }
+    }
+}

app/src/main/java/com/bitchat/android/model/NoiseIdentityAnnouncement.kt

@@ -0,0 +1,44 @@
+package com.bitchat.android.model
+
+import java.util.*
+
+/**
+ * Noise Identity Announcement data class (compatible with iOS version)
+ */
+data class NoiseIdentityAnnouncement(
+    val peerID: String,
+    val nickname: String,
+    val publicKey: ByteArray,
+    val timestamp: Date,
+    val signature: ByteArray,
+    val fingerprint: String?,
+    val previousPeerID: String? = null
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+
+        other as NoiseIdentityAnnouncement
+
+        if (peerID != other.peerID) return false
+        if (nickname != other.nickname) return false
+        if (!publicKey.contentEquals(other.publicKey)) return false
+        if (timestamp != other.timestamp) return false
+        if (!signature.contentEquals(other.signature)) return false
+        if (fingerprint != other.fingerprint) return false
+        if (previousPeerID != other.previousPeerID) return false
+
+        return true
+    }
+
+    override fun hashCode(): Int {
+        var result = peerID.hashCode()
+        result = 31 * result + nickname.hashCode()
+        result = 31 * result + publicKey.contentHashCode()
+        result = 31 * result + timestamp.hashCode()
+        result = 31 * result + signature.contentHashCode()
+        result = 31 * result + (fingerprint?.hashCode() ?: 0)
+        result = 31 * result + (previousPeerID?.hashCode() ?: 0)
+        return result
+    }
+}

app/src/main/java/com/bitchat/android/model/ReadReceipt.kt

@@ -0,0 +1,37 @@
+package com.bitchat.android.model
+
+import android.os.Parcelable
+import kotlinx.parcelize.Parcelize
+import java.util.*
+
+/**
+ * Read receipt structure - exact same as iOS version
+ */
+@Parcelize
+data class ReadReceipt(
+    val originalMessageID: String,
+    val receiptID: String = UUID.randomUUID().toString(),
+    val readerID: String,
+    val readerNickname: String,
+    val timestamp: Date = Date()
+) : Parcelable {
+    
+    fun encode(): ByteArray? {
+        return try {
+            com.google.gson.Gson().toJson(this).toByteArray(Charsets.UTF_8)
+        } catch (e: Exception) {
+            null
+        }
+    }
+    
+    companion object {
+        fun decode(data: ByteArray): ReadReceipt? {
+            return try {
+                val json = String(data, Charsets.UTF_8)
+                com.google.gson.Gson().fromJson(json, ReadReceipt::class.java)
+            } catch (e: Exception) {
+                null
+            }
+        }
+    }
+}