core: add remote host ID to entities

apps/multiplatform/common/src/androidMain/kotlin/chat/simplex/common/views/call/CallView.android.kt

@@ -579,6 +579,7 @@ fun PreviewActiveCallOverlayVideo() {
   SimpleXTheme {
     ActiveCallOverlayLayout(
       call = Call(
+        remoteHostId = null,
         contact = Contact.sampleData,
         callState = CallState.Negotiated,
         localMedia = CallMediaType.Video,
@@ -604,6 +605,7 @@ fun PreviewActiveCallOverlayAudio() {
   SimpleXTheme {
     ActiveCallOverlayLayout(
       call = Call(
+        remoteHostId = null,
         contact = Contact.sampleData,
         callState = CallState.Negotiated,
         localMedia = CallMediaType.Audio,

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/model/ChatModel.kt

@@ -616,7 +616,7 @@ enum class ChatType(val type: String) {
 
 @Serializable
 data class User(
-  val remoteHostId: Long? = null,
+  val remoteHostId: Long?,
   override val userId: Long,
   val userContactId: Long,
   val localDisplayName: String,
@@ -639,6 +639,7 @@ data class User(
 
   companion object {
     val sampleData = User(
+      remoteHostId = null,
       userId = 1,
       userContactId = 1,
       localDisplayName = "alice",
@@ -715,8 +716,8 @@ interface SomeChat {
 }
 
 @Serializable @Stable
-data class Chat (
+data class Chat(
-  val remoteHostId: Long? = null,
+  val remoteHostId: Long?,
   val chatInfo: ChatInfo,
   val chatItems: List<ChatItem>,
   val chatStats: ChatStats = ChatStats()
@@ -749,6 +750,7 @@ data class Chat (
 
   companion object {
     val sampleData = Chat(
+      remoteHostId = null,
       chatInfo = ChatInfo.Direct.sampleData,
       chatItems = arrayListOf(ChatItem.getSampleData())
     )

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/IncomingCallAlertView.kt

@@ -106,6 +106,7 @@ fun PreviewIncomingCallAlertLayout() {
   SimpleXTheme {
     IncomingCallAlertLayout(
       invitation = RcvCallInvitation(
+        remoteHostId = null,
         user = User.sampleData,
         contact = Contact.sampleData,
         callType = CallType(media = CallMediaType.Audio, capabilities = CallCapabilities(encryption = false)),

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/call/WebRTC.kt

@@ -11,7 +11,7 @@ import java.util.*
 import kotlin.collections.ArrayList
 
 data class Call(
-  val remoteHostId: Long? = null,
+  val remoteHostId: Long?,
   val contact: Contact,
   val callState: CallState,
   val localMedia: CallMediaType,
@@ -97,7 +97,7 @@ sealed class WCallResponse {
 @Serializable data class WebRTCExtraInfo(val rtcIceCandidates: String)
 @Serializable data class CallType(val media: CallMediaType, val capabilities: CallCapabilities)
 @Serializable data class RcvCallInvitation(
-  val remoteHostId: Long? = null,
+  val remoteHostId: Long?,
   val user: User,
   val contact: Contact,
   val callType: CallType,

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chat/ChatInfoView.kt

@@ -718,6 +718,7 @@ fun PreviewChatInfoLayout() {
   SimpleXTheme {
     ChatInfoLayout(
       chat = Chat(
+        remoteHostId = null,
         chatInfo = ChatInfo.Direct.sampleData,
         chatItems = arrayListOf()
       ),

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chat/ChatView.kt

@@ -1418,6 +1418,7 @@ fun PreviewChatLayout() {
     val searchValue = remember { mutableStateOf("") }
     ChatLayout(
       chat = Chat(
+        remoteHostId = null,
         chatInfo = ChatInfo.Direct.sampleData,
         chatItems = chatItems,
         chatStats = Chat.ChatStats()
@@ -1490,6 +1491,7 @@ fun PreviewGroupChatLayout() {
     val searchValue = remember { mutableStateOf("") }
     ChatLayout(
       chat = Chat(
+        remoteHostId = null,
         chatInfo = ChatInfo.Group.sampleData,
         chatItems = chatItems,
         chatStats = Chat.ChatStats()

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chat/group/GroupChatInfoView.kt

@@ -524,6 +524,7 @@ fun PreviewGroupChatInfoLayout() {
   SimpleXTheme {
     GroupChatInfoLayout(
       chat = Chat(
+        remoteHostId = null,
         chatInfo = ChatInfo.Direct.sampleData,
         chatItems = arrayListOf()
       ),

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/chatlist/ChatListNavLinkView.kt

@@ -772,6 +772,7 @@ fun PreviewChatListNavLinkDirect() {
       chatLinkPreview = {
         ChatPreviewView(
           chat = Chat(
+            remoteHostId = null,
             chatInfo = ChatInfo.Direct.sampleData,
             chatItems = listOf(
               ChatItem.getSampleData(
@@ -815,6 +816,7 @@ fun PreviewChatListNavLinkGroup() {
       chatLinkPreview = {
         ChatPreviewView(
           Chat(
+            remoteHostId = null,
             chatInfo = ChatInfo.Group.sampleData,
             chatItems = listOf(
               ChatItem.getSampleData(