use occupantResource for sender name

app/src/main/java/im/conversations/android/database/Converters.java

@@ -52,6 +52,7 @@ public final class Converters {
         return input == null ? null : JidCreate.fromOrThrowUnchecked(input);
     }
 
+    // TODO do we want to return null on null input?
     @TypeConverter
     public static Resourcepart toResourcePart(final String input) {
         return Strings.isNullOrEmpty(input)

app/src/main/java/im/conversations/android/database/dao/ChatDao.java

@@ -198,15 +198,20 @@ public abstract class ChatDao {
             "SELECT c.id,c.accountId,c.address,c.type,m.sentAt,m.senderIdentity as"
                 + " sender,m.outgoing,m.latestVersion as"
                 + " version,m.toBare,m.toResource,m.fromBare,m.fromResource,(SELECT count(id) FROM"
-                + " message WHERE chatId=c.id) as unread,(SELECT name FROM roster WHERE"
+                + " message WHERE chatId=c.id) as unread,(CASE WHEN c.type = 'INDIVIDUAL' THEN"
-                + " roster.accountId=c.accountId AND roster.address=c.address) as"
+                + " (SELECT name FROM roster WHERE roster.accountId=c.accountId AND"
-                + " rosterName,(SELECT nick FROM nick WHERE nick.accountId=c.accountId AND"
+                + " roster.address=c.address) ELSE NULL END) as rosterName,(CASE WHEN c.type ="
-                + " nick.address=c.address) as nick,(SELECT identity.name FROM disco_item JOIN"
+                + " 'INDIVIDUAL' THEN (SELECT nick FROM nick WHERE nick.accountId=c.accountId AND"
-                + " disco_identity identity ON disco_item.discoId=identity.discoId WHERE"
+                + " nick.address=c.address) ELSE NULL END) as nick,(CASE WHEN c.type IN('MUC') THEN"
-                + " disco_item.accountId=c.accountId AND disco_item.address=c.address LIMIT 1) as"
+                + " (SELECT name FROM roster WHERE roster.accountId=c.accountId AND"
-                + " discoIdentityName,(SELECT name FROM bookmark WHERE"
+                + " roster.address=m.senderIdentity) ELSE NULL END) as senderRosterName,(CASE WHEN"
-                + " bookmark.accountId=c.accountId AND bookmark.address=c.address) as"
+                + " c.type IN ('MUC') THEN (SELECT nick FROM nick WHERE nick.accountId=c.accountId"
-                + " bookmarkName,(CASE WHEN c.type='MUC' THEN (SELECT vCardPhoto FROM presence"
+                + " AND nick.address=m.senderIdentity) ELSE NULL END) as senderNick,(SELECT"
+                + " identity.name FROM disco_item JOIN disco_identity identity ON"
+                + " disco_item.discoId=identity.discoId WHERE disco_item.accountId=c.accountId AND"
+                + " disco_item.address=c.address LIMIT 1) as discoIdentityName,(SELECT name FROM"
+                + " bookmark WHERE bookmark.accountId=c.accountId AND bookmark.address=c.address)"
+                + " as bookmarkName,(CASE WHEN c.type='MUC' THEN (SELECT vCardPhoto FROM presence"
                 + " WHERE presence.accountId=c.accountId AND address=c.address AND resource='')"
                 + " WHEN c.type='INDIVIDUAL' THEN (SELECT vCardPhoto FROM presence WHERE"
                 + " accountId=c.accountId AND address=c.address AND vCardPhoto NOT NULL LIMIT 1)"

app/src/main/java/im/conversations/android/database/model/ChatOverviewItem.java

@@ -3,6 +3,7 @@ package im.conversations.android.database.model;
 import androidx.room.Relation;
 import com.google.common.base.Objects;
 import com.google.common.collect.Iterables;
+import im.conversations.android.database.KnownSender;
 import im.conversations.android.database.entity.MessageContentEntity;
 import java.time.Instant;
 import java.util.List;
@@ -10,7 +11,7 @@ import org.jxmpp.jid.BareJid;
 import org.jxmpp.jid.Jid;
 import org.jxmpp.jid.parts.Resourcepart;
 
-public class ChatOverviewItem extends ChatInfo {
+public class ChatOverviewItem extends ChatInfo implements KnownSender {
 
     public long id;
 
@@ -24,6 +25,8 @@ public class ChatOverviewItem extends ChatInfo {
     public String fromResource;
 
     public BareJid sender;
+    public String senderNick;
+    public String senderRosterName;
 
     public long version;
 
@@ -45,17 +48,63 @@ public class ChatOverviewItem extends ChatInfo {
         return firstMessageContent == null ? null : firstMessageContent.body;
     }
 
-    public Sender getSender() {
+    @Override
+    public ChatType getChatType() {
+        return this.type;
+    }
+
+    @Override
+    public boolean isMembersOnlyNonAnonymous() {
+        return this.membersOnlyNonAnonymous;
+    }
+
+    @Override
+    public BareJid getSender() {
+        return this.sender;
+    }
+
+    public Sender getMessageSender() {
         if (outgoing) {
             return new SenderYou();
         } else if (type == ChatType.MUC) {
-            if (fromResource != null) {
+            if (isKnownSender()) {
-                return new SenderName(fromResource);
+                return new SenderName(individualName());
             } else {
+                if (occupantResource != null && occupantResource.length() > 0) {
+                    return new SenderName(occupantResource.toString());
+                }
+                if (fromResource != null && fromResource.length() > 0) {
+                    return new SenderName(fromResource.toString());
+                }
+            }
+        }
         return null;
     }
+
+    @Override
+    public String individualRosterName() {
+        if (type == ChatType.INDIVIDUAL) {
+            return super.individualRosterName();
         } else {
-            return null;
+            return this.senderRosterName;
+        }
+    }
+
+    @Override
+    public String individualNick() {
+        if (type == ChatType.INDIVIDUAL) {
+            return super.individualNick();
+        } else {
+            return senderNick;
+        }
+    }
+
+    @Override
+    public BareJid individualAddress() {
+        if (type == ChatType.INDIVIDUAL) {
+            return super.individualAddress();
+        } else {
+            return this.sender;
         }
     }
 
@@ -88,23 +137,20 @@ public class ChatOverviewItem extends ChatInfo {
         if (o == null || getClass() != o.getClass()) return false;
         ChatOverviewItem that = (ChatOverviewItem) o;
         return id == that.id
-                && accountId == that.accountId
                 && outgoing == that.outgoing
                 && version == that.version
                 && unread == that.unread
-                && Objects.equal(address, that.address)
-                && type == that.type
                 && Objects.equal(sentAt, that.sentAt)
                 && Objects.equal(toBare, that.toBare)
                 && Objects.equal(toResource, that.toResource)
                 && Objects.equal(fromBare, that.fromBare)
                 && Objects.equal(fromResource, that.fromResource)
-                && Objects.equal(rosterName, that.rosterName)
+                && Objects.equal(sender, that.sender)
-                && Objects.equal(nick, that.nick)
+                && Objects.equal(senderNick, that.senderNick)
-                && Objects.equal(discoIdentityName, that.discoIdentityName)
+                && Objects.equal(senderRosterName, that.senderRosterName)
-                && Objects.equal(bookmarkName, that.bookmarkName)
                 && Objects.equal(vCardPhoto, that.vCardPhoto)
                 && Objects.equal(avatar, that.avatar)
+                && Objects.equal(occupantResource, that.occupantResource)
                 && Objects.equal(contents, that.contents);
     }
 
@@ -112,22 +158,19 @@ public class ChatOverviewItem extends ChatInfo {
     public int hashCode() {
         return Objects.hashCode(
                 id,
-                accountId,
-                address,
-                type,
                 sentAt,
                 outgoing,
                 toBare,
                 toResource,
                 fromBare,
                 fromResource,
+                sender,
+                senderNick,
+                senderRosterName,
                 version,
-                rosterName,
-                nick,
-                discoIdentityName,
-                bookmarkName,
                 vCardPhoto,
                 avatar,
+                occupantResource,
                 unread,
                 contents);
     }

app/src/main/java/im/conversations/android/database/model/MessageEmbedded.java

@@ -1,6 +1,7 @@
 package im.conversations.android.database.model;
 
 import androidx.room.Relation;
+import com.google.common.base.Objects;
 import im.conversations.android.database.entity.MessageContentEntity;
 import java.time.Instant;
 import java.util.List;
@@ -20,4 +21,22 @@ public class MessageEmbedded {
             parentColumn = "latestVersion",
             entityColumn = "messageVersionId")
     public List<MessageContent> contents;
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        MessageEmbedded that = (MessageEmbedded) o;
+        return id == that.id
+                && Objects.equal(fromBare, that.fromBare)
+                && Objects.equal(fromResource, that.fromResource)
+                && Objects.equal(sentAt, that.sentAt)
+                && Objects.equal(latestVersion, that.latestVersion)
+                && Objects.equal(contents, that.contents);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(id, fromBare, fromResource, sentAt, latestVersion, contents);
+    }
 }

app/src/main/java/im/conversations/android/database/model/MessageReaction.java

@@ -1,5 +1,6 @@
 package im.conversations.android.database.model;
 
+import com.google.common.base.Objects;
 import org.jxmpp.jid.Jid;
 
 public class MessageReaction {
@@ -17,4 +18,20 @@ public class MessageReaction {
         this.occupantId = occupantId;
         this.reaction = reaction;
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        MessageReaction that = (MessageReaction) o;
+        return Objects.equal(reactionBy, that.reactionBy)
+                && Objects.equal(reactionByResource, that.reactionByResource)
+                && Objects.equal(occupantId, that.occupantId)
+                && Objects.equal(reaction, that.reaction);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(reactionBy, reactionByResource, occupantId, reaction);
+    }
 }

app/src/main/java/im/conversations/android/database/model/MessageState.java

@@ -1,5 +1,6 @@
 package im.conversations.android.database.model;
 
+import com.google.common.base.Objects;
 import com.google.common.base.Preconditions;
 import im.conversations.android.transformer.MessageTransformation;
 import im.conversations.android.xmpp.model.error.Condition;
@@ -64,4 +65,21 @@ public class MessageState {
                 null,
                 null);
     }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        MessageState that = (MessageState) o;
+        return Objects.equal(fromBare, that.fromBare)
+                && Objects.equal(fromResource, that.fromResource)
+                && type == that.type
+                && Objects.equal(errorCondition, that.errorCondition)
+                && Objects.equal(errorText, that.errorText);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(fromBare, fromResource, type, errorCondition, errorText);
+    }
 }

app/src/main/java/im/conversations/android/database/model/MessageWithContentReactions.java

@@ -1,6 +1,7 @@
 package im.conversations.android.database.model;
 
 import androidx.room.Relation;
+import com.google.common.base.Objects;
 import com.google.common.base.Strings;
 import com.google.common.collect.ImmutableSortedSet;
 import com.google.common.collect.Iterables;
@@ -48,7 +49,7 @@ public class MessageWithContentReactions implements IndividualName, KnownSender
     public String senderNick;
 
     public String occupantVcardPhoto;
-    public String occupantResource;
+    public Resourcepart occupantResource;
 
     public Modification modification;
     public long version;
@@ -101,9 +102,13 @@ public class MessageWithContentReactions implements IndividualName, KnownSender
         if (isKnownSender()) {
             return new AddressWithName(individualAddress(), individualName());
         } else {
-            final Jid address = JidCreate.fullFrom(fromBare, fromResource);
+            final Jid address;
-            final String name = fromResource.toString();
+            if (occupantResource != null && occupantResource.length() != 0) {
-            return new AddressWithName(address, name);
+                address = JidCreate.fullFrom(fromBare, occupantResource);
+            } else {
+                address = JidCreate.fullFrom(fromBare, fromResource);
+            }
+            return new AddressWithName(address, address.getResourceOrEmpty().toString());
         }
     }
 
@@ -159,7 +164,8 @@ public class MessageWithContentReactions implements IndividualName, KnownSender
     }
 
     public String getSenderName() {
-        return this.fromResource == null ? null : fromResource.toString();
+        final var addressWithName = getAddressWithName();
+        return addressWithName.name;
     }
 
     public boolean isGroupChat() {
@@ -170,6 +176,72 @@ public class MessageWithContentReactions implements IndividualName, KnownSender
         return new EncryptionTuple(this.encryption, this.trust);
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        MessageWithContentReactions that = (MessageWithContentReactions) o;
+        return accountId == that.accountId
+                && id == that.id
+                && membersOnlyNonAnonymous == that.membersOnlyNonAnonymous
+                && outgoing == that.outgoing
+                && version == that.version
+                && chatType == that.chatType
+                && Objects.equal(sentAt, that.sentAt)
+                && Objects.equal(toBare, that.toBare)
+                && Objects.equal(toResource, that.toResource)
+                && Objects.equal(fromBare, that.fromBare)
+                && Objects.equal(fromResource, that.fromResource)
+                && Objects.equal(sender, that.sender)
+                && Objects.equal(senderVcardPhoto, that.senderVcardPhoto)
+                && Objects.equal(senderAvatar, that.senderAvatar)
+                && Objects.equal(senderRosterName, that.senderRosterName)
+                && Objects.equal(senderNick, that.senderNick)
+                && Objects.equal(occupantVcardPhoto, that.occupantVcardPhoto)
+                && Objects.equal(occupantResource, that.occupantResource)
+                && modification == that.modification
+                && Objects.equal(inReplyToMessageEntityId, that.inReplyToMessageEntityId)
+                && encryption == that.encryption
+                && Objects.equal(identityKey, that.identityKey)
+                && trust == that.trust
+                && Objects.equal(inReplyTo, that.inReplyTo)
+                && Objects.equal(contents, that.contents)
+                && Objects.equal(reactions, that.reactions)
+                && Objects.equal(states, that.states);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(
+                accountId,
+                id,
+                chatType,
+                membersOnlyNonAnonymous,
+                sentAt,
+                outgoing,
+                toBare,
+                toResource,
+                fromBare,
+                fromResource,
+                sender,
+                senderVcardPhoto,
+                senderAvatar,
+                senderRosterName,
+                senderNick,
+                occupantVcardPhoto,
+                occupantResource,
+                modification,
+                version,
+                inReplyToMessageEntityId,
+                encryption,
+                identityKey,
+                trust,
+                inReplyTo,
+                contents,
+                reactions,
+                states);
+    }
+
     public static class EncryptionTuple {
         public final Encryption encryption;
         public final Trust trust;

app/src/main/java/im/conversations/android/ui/adapter/MessageAdapter.java

@@ -12,11 +12,15 @@ import im.conversations.android.R;
 import im.conversations.android.database.model.MessageWithContentReactions;
 import im.conversations.android.databinding.ItemMessageReceivedBinding;
 import im.conversations.android.ui.AvatarFetcher;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class MessageAdapter
         extends PagingDataAdapter<
                 MessageWithContentReactions, MessageAdapter.AbstractMessageViewHolder> {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(MessageAdapter.class);
+
     public MessageAdapter(
             @NonNull DiffUtil.ItemCallback<MessageWithContentReactions> diffCallback) {
         super(diffCallback);
@@ -41,6 +45,7 @@ public class MessageAdapter
         if (message == null) {
             holder.setMessage(null);
         }
+        LOGGER.info("onBindViewHolder({})", message == null ? null : message.id);
         holder.setMessage(message);
         if (holder instanceof MessageReceivedViewHolder messageReceivedViewHolder) {
             final var addressWithName = message == null ? null : message.getAddressWithName();

app/src/main/java/im/conversations/android/ui/adapter/MessageComparator.java

@@ -3,8 +3,13 @@ package im.conversations.android.ui.adapter;
 import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.DiffUtil;
 import im.conversations.android.database.model.MessageWithContentReactions;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class MessageComparator extends DiffUtil.ItemCallback<MessageWithContentReactions> {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(MessageComparator.class);
+
     @Override
     public boolean areItemsTheSame(
             @NonNull MessageWithContentReactions oldItem,
@@ -16,6 +21,10 @@ public class MessageComparator extends DiffUtil.ItemCallback<MessageWithContentR
     public boolean areContentsTheSame(
             @NonNull MessageWithContentReactions oldItem,
             @NonNull MessageWithContentReactions newItem) {
+        final var equals = oldItem.equals(newItem);
+        if (!equals) {
+            LOGGER.info("Message {} got modified", oldItem.id);
+        }
         return false;
     }
 }

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

@@ -43,7 +43,7 @@
             android:layout_height="wrap_content"
             android:layout_marginEnd="4sp"
             android:maxLines="1"
-            android:text="@{chatOverviewItem.sender}"
+            android:text="@{chatOverviewItem.messageSender}"
             android:textAppearance="?textAppearanceBodyMedium"
             android:textColor="?colorTertiary"
             android:visibility="visible"