Merge pull request #6740 from element-hq/feature/bma/uiSample

Introduce UI sample

features/call/impl/src/main/kotlin/io/element/android/features/call/impl/ui/CallNotificationDataProvider.kt

@@ -9,6 +9,8 @@ package io.element.android.features.call.impl.ui
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.call.impl.notifications.CallNotificationData
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.SessionId
@@ -34,8 +36,8 @@ internal fun aCallNotificationData(
         roomId = RoomId("!1234:matrix.org"),
         eventId = EventId("\$asdadadsad:matrix.org"),
         senderId = UserId("@bob:matrix.org"),
-        roomName = "A room",
+        roomName = ROOM_NAME,
-        senderName = "Bob",
+        senderName = USER_NAME_BOB,
         avatarUrl = null,
         notificationChannelId = "incoming_call",
         timestamp = 0L,

features/home/impl/src/main/kotlin/io/element/android/features/home/impl/components/HomeTopBar.kt

@@ -57,6 +57,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.modifiers.backgroundVerticalGradient
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.theme.aliasScreenTitle
 import io.element.android.libraries.designsystem.theme.components.DropdownMenu
 import io.element.android.libraries.designsystem.theme.components.DropdownMenuItem
@@ -65,8 +66,8 @@ import io.element.android.libraries.designsystem.theme.components.IconButton
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.theme.components.TopAppBar
 import io.element.android.libraries.matrix.api.core.SessionId
-import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.user.MatrixUser
+import io.element.android.libraries.matrix.ui.components.aMatrixUser
 import io.element.android.libraries.matrix.ui.components.aMatrixUserList
 import io.element.android.libraries.matrix.ui.model.getAvatarData
 import io.element.android.libraries.testtags.TestTags
@@ -346,7 +347,7 @@ private fun AccountIcon(
 internal fun HomeTopBarPreview() = ElementPreview {
     HomeTopBar(
         selectedNavigationItem = HomeNavigationBarItem.Chats,
-        currentUserAndNeighbors = persistentListOf(MatrixUser(UserId("@id:domain"), "Alice")),
+        currentUserAndNeighbors = persistentListOf(aMatrixUser(id = "@id:domain", displayName = USER_NAME_ALICE)),
         showAvatarIndicator = false,
         areSearchResultsDisplayed = false,
         scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState()),
@@ -367,7 +368,7 @@ internal fun HomeTopBarPreview() = ElementPreview {
 internal fun HomeTopBarSpaceFiltersSelectedPreview() = ElementPreview {
     HomeTopBar(
         selectedNavigationItem = HomeNavigationBarItem.Chats,
-        currentUserAndNeighbors = persistentListOf(MatrixUser(UserId("@id:domain"), "Alice")),
+        currentUserAndNeighbors = persistentListOf(aMatrixUser(id = "@id:domain", displayName = USER_NAME_ALICE)),
         showAvatarIndicator = false,
         areSearchResultsDisplayed = false,
         scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState()),
@@ -388,7 +389,7 @@ internal fun HomeTopBarSpaceFiltersSelectedPreview() = ElementPreview {
 internal fun HomeTopBarSpacesPreview() = ElementPreview {
     HomeTopBar(
         selectedNavigationItem = HomeNavigationBarItem.Spaces,
-        currentUserAndNeighbors = persistentListOf(MatrixUser(UserId("@id:domain"), "Alice")),
+        currentUserAndNeighbors = persistentListOf(aMatrixUser(id = "@id:domain", displayName = USER_NAME_ALICE)),
         showAvatarIndicator = false,
         areSearchResultsDisplayed = false,
         scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState()),
@@ -409,7 +410,7 @@ internal fun HomeTopBarSpacesPreview() = ElementPreview {
 internal fun HomeTopBarWithIndicatorPreview() = ElementPreview {
     HomeTopBar(
         selectedNavigationItem = HomeNavigationBarItem.Chats,
-        currentUserAndNeighbors = persistentListOf(MatrixUser(UserId("@id:domain"), "Alice")),
+        currentUserAndNeighbors = persistentListOf(aMatrixUser(id = "@id:domain", displayName = USER_NAME_ALICE)),
         showAvatarIndicator = true,
         areSearchResultsDisplayed = false,
         scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior(rememberTopAppBarState()),

features/home/impl/src/main/kotlin/io/element/android/features/home/impl/model/RoomListRoomSummaryProvider.kt

@@ -11,6 +11,10 @@ package io.element.android.features.home.impl.model
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.LAST_MESSAGE
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.matrix.api.core.RoomAlias
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.UserId
@@ -85,16 +89,16 @@ open class RoomListRoomSummaryProvider : PreviewParameterProvider<RoomListRoomSu
                     displayType = RoomSummaryDisplayType.INVITE,
                     inviteSender = anInviteSender(
                         userId = UserId("@alice:matrix.org"),
-                        displayName = "Alice",
+                        displayName = USER_NAME_ALICE,
                     ),
                     canonicalAlias = RoomAlias("#alias:matrix.org"),
                 ),
                 aRoomListRoomSummary(
-                    name = "Bob",
+                    name = USER_NAME_BOB,
                     displayType = RoomSummaryDisplayType.INVITE,
                     inviteSender = anInviteSender(
                         userId = UserId("@bob:matrix.org"),
-                        displayName = "Bob",
+                        displayName = USER_NAME_BOB,
                     ),
                     isDm = true,
                 ),
@@ -103,7 +107,7 @@ open class RoomListRoomSummaryProvider : PreviewParameterProvider<RoomListRoomSu
                     displayType = RoomSummaryDisplayType.INVITE,
                     inviteSender = anInviteSender(
                         userId = UserId("@bob:matrix.org"),
-                        displayName = "Bob",
+                        displayName = USER_NAME_BOB,
                     ),
                 ),
                 aRoomListRoomSummary(
@@ -111,7 +115,7 @@ open class RoomListRoomSummaryProvider : PreviewParameterProvider<RoomListRoomSu
                     displayType = RoomSummaryDisplayType.INVITE,
                     inviteSender = anInviteSender(
                         userId = UserId("@bob:matrix.org"),
-                        displayName = "Bob",
+                        displayName = USER_NAME_BOB,
                     ),
                     isSpace = true
                 ),
@@ -147,7 +151,7 @@ open class RoomListRoomSummaryProvider : PreviewParameterProvider<RoomListRoomSu
 
 internal fun anInviteSender(
     userId: UserId = UserId("@bob:domain"),
-    displayName: String = "Bob",
+    displayName: String = USER_NAME_BOB,
     avatarData: AvatarData = AvatarData(userId.value, displayName, size = AvatarSize.InviteSender),
 ) = InviteSender(
     userId = userId,
@@ -158,12 +162,12 @@ internal fun anInviteSender(
 
 internal fun aRoomListRoomSummary(
     id: String = "!roomId:domain",
-    name: String? = "Room name",
+    name: String? = ROOM_NAME,
     numberOfUnreadMessages: Long = 0,
     numberOfUnreadMentions: Long = 0,
     numberOfUnreadNotifications: Long = 0,
     isMarkedUnread: Boolean = false,
-    latestEvent: LatestEvent = LatestEvent.Synced("Last message"),
+    latestEvent: LatestEvent = LatestEvent.Synced(LAST_MESSAGE),
     timestamp: String? = latestEvent.takeIf { it !is LatestEvent.None }?.let { "88:88" },
     notificationMode: RoomNotificationMode? = null,
     hasRoomCall: Boolean = false,

features/invite/impl/src/main/kotlin/io/element/android/features/invite/impl/acceptdecline/AcceptDeclineInviteStateProvider.kt

@@ -15,6 +15,7 @@ import io.element.android.features.invite.api.acceptdecline.ConfirmingDeclineInv
 import io.element.android.features.invite.api.acceptdecline.anAcceptDeclineInviteState
 import io.element.android.features.invite.impl.AcceptInvite
 import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
 import io.element.android.libraries.matrix.api.core.RoomId
 
 open class AcceptDeclineInviteStateProvider : PreviewParameterProvider<AcceptDeclineInviteState> {
@@ -26,7 +27,7 @@ open class AcceptDeclineInviteStateProvider : PreviewParameterProvider<AcceptDec
                     InviteData(
                         roomId = RoomId("!room:matrix.org"),
                         isDm = true,
-                        roomName = "Alice"
+                        roomName = ROOM_NAME,
                     ),
                     blockUser = false,
                 ),
@@ -36,7 +37,7 @@ open class AcceptDeclineInviteStateProvider : PreviewParameterProvider<AcceptDec
                     InviteData(
                         roomId = RoomId("!room:matrix.org"),
                         isDm = true,
-                        roomName = "Alice"
+                        roomName = ROOM_NAME,
                     ),
                     blockUser = true,
                 ),

features/invitepeople/impl/src/main/kotlin/io/element/android/features/invitepeople/impl/DefaultInvitePeopleStateProvider.kt

@@ -12,6 +12,11 @@ import androidx.compose.foundation.text.input.TextFieldState
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.architecture.AsyncData
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CAROL
+import io.element.android.libraries.designsystem.preview.USER_NAME_EVE
+import io.element.android.libraries.designsystem.preview.USER_NAME_JUSTIN
 import io.element.android.libraries.designsystem.theme.components.SearchBarResultState
 import io.element.android.libraries.matrix.api.user.MatrixUser
 import io.element.android.libraries.matrix.ui.components.aMatrixUser
@@ -33,15 +38,15 @@ internal class DefaultInvitePeopleStateProvider : PreviewParameterProvider<Defau
                 canInvite = true,
                 searchQuery = "some query",
                 selectedUsers = persistentListOf(
-                    aMatrixUser("@carol:server.org", "Carol")
+                    aMatrixUser(displayName = USER_NAME_CAROL)
                 ),
                 searchResults = SearchBarResultState.Results(
                     persistentListOf(
-                        anInvitableUser(aMatrixUser("@alice:server.org")),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_ALICE)),
-                        anInvitableUser(aMatrixUser("@bob:server.org", "Bob")),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_BOB)),
-                        anInvitableUser(aMatrixUser("@carol:server.org", "Carol"), isSelected = true),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_CAROL), isSelected = true),
-                        anInvitableUser(aMatrixUser("@eve:server.org", "Eve"), isSelected = true, isAlreadyJoined = true),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_EVE), isSelected = true, isAlreadyJoined = true),
-                        anInvitableUser(aMatrixUser("@justin:server.org", "Justin"), isSelected = true, isAlreadyInvited = true),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_JUSTIN), isSelected = true, isAlreadyInvited = true),
                     )
                 )
             ),
@@ -50,12 +55,12 @@ internal class DefaultInvitePeopleStateProvider : PreviewParameterProvider<Defau
                 canInvite = true,
                 searchQuery = "@alice:server.org",
                 selectedUsers = persistentListOf(
-                    aMatrixUser("@carol:server.org", "Carol")
+                    aMatrixUser(displayName = USER_NAME_CAROL)
                 ),
                 searchResults = SearchBarResultState.Results(
                     persistentListOf(
-                        anInvitableUser(aMatrixUser("@alice:server.org"), isUnresolved = true),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_ALICE), isUnresolved = true),
-                        anInvitableUser(aMatrixUser("@bob:server.org", "Bob")),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_BOB)),
                     )
                 )
             ),
@@ -65,7 +70,7 @@ internal class DefaultInvitePeopleStateProvider : PreviewParameterProvider<Defau
                 searchQuery = "@alice:server.org",
                 searchResults = SearchBarResultState.Results(
                     persistentListOf(
-                        anInvitableUser(aMatrixUser("@alice:server.org"), isUnresolved = true),
+                        anInvitableUser(aMatrixUser(displayName = USER_NAME_ALICE), isUnresolved = true),
                     )
                 ),
                 showSearchLoader = true,
@@ -77,9 +82,11 @@ internal class DefaultInvitePeopleStateProvider : PreviewParameterProvider<Defau
                 sendInvitesAction = AsyncAction.Loading,
             ),
             aDefaultInvitePeopleState(
-                sendInvitesAction = ConfirmingUnknownUserInvitation(persistentListOf(
+                sendInvitesAction = ConfirmingUnknownUserInvitation(
-                    aMatrixUser("@alice:server.org")
+                    persistentListOf(
-                ))
+                        aMatrixUser(),
+                    )
+                )
             ),
             aDefaultInvitePeopleState(
                 sendInvitesAction = ConfirmingUnknownUserInvitation(

features/invitepeople/impl/src/test/kotlin/io/element/android/features/invitepeople/impl/DefaultInvitePeoplePresenterTest.kt

@@ -320,7 +320,7 @@ internal class DefaultInvitePeoplePresenterTest {
             val initialState = awaitItemAsDefault()
             skipItems(1)
 
-            val selectedUser = aMatrixUser()
+            val selectedUser = aMatrixUser(displayName = "John Doe")
 
             initialState.eventSink(DefaultInvitePeopleEvents.ToggleUser(selectedUser))
 
@@ -358,7 +358,7 @@ internal class DefaultInvitePeoplePresenterTest {
             val initialState = awaitItemAsDefault()
             skipItems(1)
 
-            val selectedUser = aMatrixUser()
+            val selectedUser = aMatrixUser(displayName = "John Doe")
 
             // Given a query is made
             initialState.searchQuery.setTextAndPlaceCursorAtEnd("some query")

features/joinroom/impl/src/main/kotlin/io/element/android/features/joinroom/impl/JoinRoomStateProvider.kt

@@ -15,6 +15,9 @@ import io.element.android.features.invite.api.acceptdecline.anAcceptDeclineInvit
 import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.matrix.api.core.RoomAlias
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.RoomIdOrAlias
@@ -134,8 +137,8 @@ open class JoinRoomStateProvider : PreviewParameterProvider<JoinRoomState> {
                     joinAuthorisationStatus = JoinAuthorisationStatus.IsBanned(
                         banSender = InviteSender(
                             userId = UserId("@alice:domain"),
-                            displayName = "Alice",
+                            displayName = USER_NAME_ALICE,
-                            avatarData = AvatarData("alice", "Alice", size = AvatarSize.InviteSender),
+                            avatarData = AvatarData("alice", USER_NAME_ALICE, size = AvatarSize.InviteSender),
                             membershipChangeReason = "spamming"
                         ),
                         reason = "spamming",
@@ -222,7 +225,7 @@ fun aJoinRoomState(
 
 internal fun anInviteSender(
     userId: UserId = UserId("@bob:domain"),
-    displayName: String = "Bob",
+    displayName: String = USER_NAME_BOB,
     avatarData: AvatarData = AvatarData(userId.value, displayName, size = AvatarSize.InviteSender),
     membershipChangeReason: String? = null,
 ) = InviteSender(
@@ -234,7 +237,7 @@ internal fun anInviteSender(
 
 internal fun anInviteData(
     roomId: RoomId = A_ROOM_ID,
-    roomName: String = "Room name",
+    roomName: String = ROOM_NAME,
     isDm: Boolean = false,
 ) = InviteData(
     roomId = roomId,

features/knockrequests/impl/src/main/kotlin/io/element/android/features/knockrequests/impl/banner/KnockRequestsBannerStateProvider.kt

@@ -11,6 +11,9 @@ package io.element.android.features.knockrequests.impl.banner
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.knockrequests.impl.data.KnockRequestPresentable
 import io.element.android.features.knockrequests.impl.data.aKnockRequestPresentable
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CHARLIE
 import kotlinx.collections.immutable.toImmutableList
 
 class KnockRequestsBannerStateProvider : PreviewParameterProvider<KnockRequestsBannerState> {
@@ -29,15 +32,15 @@ class KnockRequestsBannerStateProvider : PreviewParameterProvider<KnockRequestsB
             aKnockRequestsBannerState(
                 knockRequests = listOf(
                     aKnockRequestPresentable(),
-                    aKnockRequestPresentable(displayName = "Alice")
+                    aKnockRequestPresentable(displayName = USER_NAME_ALICE)
                 )
             ),
             aKnockRequestsBannerState(
                 knockRequests = listOf(
                     aKnockRequestPresentable(),
-                    aKnockRequestPresentable(displayName = "Alice"),
+                    aKnockRequestPresentable(displayName = USER_NAME_ALICE),
-                    aKnockRequestPresentable(displayName = "Bob"),
+                    aKnockRequestPresentable(displayName = USER_NAME_BOB),
-                    aKnockRequestPresentable(displayName = "Charlie")
+                    aKnockRequestPresentable(displayName = USER_NAME_CHARLIE)
                 )
             ),
             aKnockRequestsBannerState(

features/location/impl/src/main/kotlin/io/element/android/features/location/impl/common/ui/LocationShareRow.kt

@@ -31,6 +31,8 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.designsystem.theme.components.Icon
 import io.element.android.libraries.designsystem.theme.components.IconButton
 import io.element.android.libraries.designsystem.theme.components.Text
@@ -116,10 +118,10 @@ internal fun LocationShareRowPreview() = ElementPreview {
         LocationShareRow(
             item = LocationShareItem(
                 userId = UserId("@alice:matrix.org"),
-                displayName = "Alice",
+                displayName = USER_NAME_ALICE,
                 avatarData = AvatarData(
                     id = "@alice:matrix.org",
-                    name = "Alice",
+                    name = USER_NAME_ALICE,
                     url = null,
                     size = AvatarSize.UserListItem,
                 ),
@@ -133,10 +135,10 @@ internal fun LocationShareRowPreview() = ElementPreview {
         LocationShareRow(
             item = LocationShareItem(
                 userId = UserId("@bob:matrix.org"),
-                displayName = "Bob",
+                displayName = USER_NAME_BOB,
                 avatarData = AvatarData(
                     id = "@bob:matrix.org",
-                    name = "Bob",
+                    name = USER_NAME_BOB,
                     url = null,
                     size = AvatarSize.UserListItem,
                 ),

features/location/impl/src/main/kotlin/io/element/android/features/location/impl/show/ShowLocationStateProvider.kt

@@ -13,6 +13,7 @@ import io.element.android.features.location.api.Location
 import io.element.android.features.location.impl.common.ui.LocationConstraintsDialogState
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.room.location.AssetType
 import kotlinx.collections.immutable.toImmutableList
@@ -69,7 +70,7 @@ fun aShowLocationState(
 
 fun aLocationShareItem(
     userId: UserId = UserId("@alice:matrix.org"),
-    displayName: String = "Alice",
+    displayName: String = USER_NAME_ALICE,
     avatarData: AvatarData = AvatarData(
         id = userId.value,
         name = displayName,

features/login/impl/src/main/kotlin/io/element/android/features/login/impl/screens/classic/loginwithclassic/LoginWithClassicStateProvider.kt

@@ -12,13 +12,14 @@ import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.login.impl.login.LoginMode
 import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.architecture.AsyncData
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.UserId
 
 open class LoginWithClassicStateProvider : PreviewParameterProvider<LoginWithClassicState> {
     override val values: Sequence<LoginWithClassicState>
         get() = sequenceOf(
             aLoginWithClassicState(),
-            aLoginWithClassicState(isElementPro = true, displayName = "Alice"),
+            aLoginWithClassicState(isElementPro = true, displayName = USER_NAME_ALICE),
         )
 }
 

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/MessagesStateProvider.kt

@@ -44,6 +44,7 @@ import io.element.android.features.roommembermoderation.api.RoomMemberModeration
 import io.element.android.libraries.architecture.AsyncData
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.core.ThreadId
 import io.element.android.libraries.matrix.api.encryption.identity.IdentityState
@@ -94,8 +95,8 @@ open class MessagesStateProvider : PreviewParameterProvider<MessagesState> {
 }
 
 fun aMessagesState(
-    roomName: String? = "Room name",
+    roomName: String? = ROOM_NAME,
-    roomAvatar: AvatarData = AvatarData("!id:domain", "Room name", size = AvatarSize.TimelineRoom),
+    roomAvatar: AvatarData = AvatarData("!id:domain", ROOM_NAME, size = AvatarSize.TimelineRoom),
     userEventPermissions: UserEventPermissions = aUserEventPermissions(),
     composerState: MessageComposerState = aMessageComposerState(
         textEditorState = aTextEditorStateRich(initialText = "Hello", initialFocus = true),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/crypto/identity/IdentityChangeStateProvider.kt

@@ -11,6 +11,7 @@ package io.element.android.features.messages.impl.crypto.identity
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.encryption.identity.IdentityState
 import io.element.android.libraries.matrix.ui.room.IdentityRoomMember
@@ -32,7 +33,7 @@ class IdentityChangeStateProvider : PreviewParameterProvider<IdentityChangeState
             anIdentityChangeState(
                 roomMemberIdentityStateChanges = listOf(
                     aRoomMemberIdentityStateChange(
-                        identityRoomMember = anIdentityRoomMember(displayNameOrDefault = "Alice"),
+                        identityRoomMember = anIdentityRoomMember(displayNameOrDefault = USER_NAME_ALICE),
                         identityState = IdentityState.VerificationViolation,
                     ),
                 ),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/crypto/sendfailure/resolve/ResolveVerifiedUserSendFailureStateProvider.kt

@@ -11,6 +11,7 @@ package io.element.android.features.messages.impl.crypto.sendfailure.resolve
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.messages.impl.crypto.sendfailure.VerifiedUserSendFailure
 import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 
 open class ResolveVerifiedUserSendFailureStateProvider : PreviewParameterProvider<ResolveVerifiedUserSendFailureState> {
     override val values: Sequence<ResolveVerifiedUserSendFailureState>
@@ -37,10 +38,10 @@ fun aResolveVerifiedUserSendFailureState(
     eventSink = eventSink
 )
 
-fun anUnsignedDeviceSendFailure(userDisplayName: String = "Alice") = VerifiedUserSendFailure.UnsignedDevice.FromOther(
+fun anUnsignedDeviceSendFailure(userDisplayName: String = USER_NAME_ALICE) = VerifiedUserSendFailure.UnsignedDevice.FromOther(
     userDisplayName = userDisplayName,
 )
 
-fun aChangedIdentitySendFailure(userDisplayName: String = "Alice") = VerifiedUserSendFailure.ChangedIdentity(
+fun aChangedIdentitySendFailure(userDisplayName: String = USER_NAME_ALICE) = VerifiedUserSendFailure.ChangedIdentity(
     userDisplayName = userDisplayName,
 )

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/messagecomposer/suggestions/SuggestionsPickerView.kt

@@ -33,6 +33,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType.Ro
 import io.element.android.libraries.designsystem.components.avatar.anAvatarData
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.designsystem.theme.components.HorizontalDivider
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.matrix.api.core.RoomAlias
@@ -198,7 +199,7 @@ internal fun SuggestionsPickerViewPreview() {
             suggestions = persistentListOf(
                 ResolvedSuggestion.AtRoom,
                 ResolvedSuggestion.Member(roomMember),
-                ResolvedSuggestion.Member(roomMember.copy(userId = UserId("@bob:server.org"), displayName = "Bob")),
+                ResolvedSuggestion.Member(roomMember.copy(userId = UserId("@bob:server.org"), displayName = USER_NAME_BOB)),
                 ResolvedSuggestion.Alias(
                     roomAlias = anAlias,
                     roomId = RoomId("!room:matrix.org"),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/threads/list/ThreadsListView.kt

@@ -43,6 +43,8 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.components.button.BackButton
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.theme.components.HorizontalDivider
 import io.element.android.libraries.designsystem.theme.components.Icon
 import io.element.android.libraries.designsystem.theme.components.Scaffold
@@ -303,7 +305,7 @@ internal fun ThreadsListViewPreview() {
         ThreadsListView(
             state = ThreadsListState(
                 roomId = RoomId("!room-id:server"),
-                roomName = "Room name",
+                roomName = ROOM_NAME,
                 roomAvatarUrl = null,
                 threads = List(10) { aThreadListRowItem(threadId = ThreadId("\$thread-$it")) }.toImmutableList(),
                 isRoomTombstoned = false,
@@ -360,7 +362,7 @@ fun aThreadListItem(
 fun aThreadListItemEvent(
     threadId: ThreadId = ThreadId("\$a-thread-id"),
     senderId: UserId = UserId("@a-user-id:server"),
-    senderProfile: ProfileDetails = ProfileDetails.Ready(displayName = "Alice", displayNameAmbiguous = false, avatarUrl = null),
+    senderProfile: ProfileDetails = ProfileDetails.Ready(displayName = USER_NAME_ALICE, displayNameAmbiguous = false, avatarUrl = null),
     isOwn: Boolean = false,
     content: EventContent = MessageContent(
         body = "Hello world!",

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/TimelineStateProvider.kt

@@ -29,6 +29,8 @@ import io.element.android.features.messages.impl.typing.aTypingNotificationState
 import io.element.android.features.roomcall.api.aStandByCallState
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_SENDER
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.core.TransactionId
 import io.element.android.libraries.matrix.api.core.UniqueId
@@ -143,7 +145,7 @@ internal fun aTimelineItemEvent(
     isMine: Boolean = false,
     isEditable: Boolean = false,
     canBeRepliedTo: Boolean = false,
-    senderDisplayName: String = "Sender",
+    senderDisplayName: String = USER_NAME_SENDER,
     displayNameAmbiguous: Boolean = false,
     content: TimelineItemEventContent = aTimelineItemTextContent(),
     groupPosition: TimelineItemGroupPosition = TimelineItemGroupPosition.None,
@@ -160,7 +162,7 @@ internal fun aTimelineItemEvent(
         eventId = eventId,
         transactionId = transactionId,
         senderId = UserId("@senderId:domain"),
-        senderAvatar = AvatarData("@senderId:domain", "sender", size = AvatarSize.TimelineSender),
+        senderAvatar = AvatarData("@senderId:domain", USER_NAME_SENDER, size = AvatarSize.TimelineSender),
         content = content,
         reactionsState = timelineItemReactions,
         readReceiptState = readReceiptState,
@@ -253,7 +255,7 @@ internal fun aGroupedEvents(
 }
 
 internal fun aTimelineRoomInfo(
-    name: String = "Room name",
+    name: String = ROOM_NAME,
     isDm: Boolean = false,
     userHasPermissionToSendMessage: Boolean = true,
     pinnedEventIds: List<EventId> = emptyList(),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/MessageShieldView.kt

@@ -26,6 +26,7 @@ import io.element.android.compound.tokens.generated.CompoundIcons
 import io.element.android.features.messages.impl.R
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.theme.components.Icon
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.matrix.api.core.UserId
@@ -162,7 +163,7 @@ internal fun MessageShieldViewPreview() {
                     MessageShield.AuthenticityNotGuaranteed(false),
                     forwarder = UserId("@alice:example.com"),
                     forwarderProfile = ProfileDetails.Ready(
-                        displayName = "Alice",
+                        displayName = USER_NAME_ALICE,
                         displayNameAmbiguous = false,
                         avatarUrl = null,
                     ),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/TimelineItemEventRow.kt

@@ -92,6 +92,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.modifiers.niceClickable
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.swipe.SwipeableActionsState
 import io.element.android.libraries.designsystem.swipe.rememberSwipeableActionsState
 import io.element.android.libraries.designsystem.text.toPx
@@ -863,7 +864,7 @@ internal fun TimelineItemEventRowWithThreadSummaryPreview() = ElementPreview {
                                     ),
                                     senderId = UserId("@user:id"),
                                     senderProfile = ProfileDetails.Ready(
-                                        displayName = "Alice",
+                                        displayName = USER_NAME_ALICE,
                                         avatarUrl = null,
                                         displayNameAmbiguous = false,
                                     ),
@@ -898,7 +899,7 @@ internal fun ThreadSummaryViewPreview() {
                     ),
                     senderId = UserId("@user:id"),
                     senderProfile = ProfileDetails.Ready(
-                        displayName = "Alice",
+                        displayName = USER_NAME_ALICE,
                         avatarUrl = null,
                         displayNameAmbiguous = true,
                     ),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/TimelineItemEventRowUtdPreview.kt

@@ -16,6 +16,8 @@ import io.element.android.features.messages.impl.timeline.model.TimelineItemGrou
 import io.element.android.features.messages.impl.timeline.model.event.TimelineItemEncryptedContent
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.matrix.api.timeline.item.event.UnableToDecryptContent
 import io.element.android.libraries.matrix.api.timeline.item.event.UtdCause
 
@@ -25,7 +27,7 @@ internal fun TimelineItemEventRowUtdPreview() = ElementPreview {
     Column {
         ATimelineItemEventRow(
             event = aTimelineItemEvent(
-                senderDisplayName = "Alice",
+                senderDisplayName = USER_NAME_ALICE,
                 isMine = false,
                 content = TimelineItemEncryptedContent(
                     data = UnableToDecryptContent.Data.MegolmV1AesSha2(
@@ -39,7 +41,7 @@ internal fun TimelineItemEventRowUtdPreview() = ElementPreview {
         )
         ATimelineItemEventRow(
             event = aTimelineItemEvent(
-                senderDisplayName = "Bob",
+                senderDisplayName = USER_NAME_BOB,
                 isMine = false,
                 content = TimelineItemEncryptedContent(
                     data = UnableToDecryptContent.Data.MegolmV1AesSha2(
@@ -54,7 +56,7 @@ internal fun TimelineItemEventRowUtdPreview() = ElementPreview {
 
         ATimelineItemEventRow(
             event = aTimelineItemEvent(
-                senderDisplayName = "Bob",
+                senderDisplayName = USER_NAME_BOB,
                 isMine = false,
                 content = TimelineItemEncryptedContent(
                     data = UnableToDecryptContent.Data.MegolmV1AesSha2(

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/timeline/components/virtual/TimelineItemRoomBeginningView.kt

@@ -24,6 +24,7 @@ import io.element.android.features.messages.impl.R
 import io.element.android.libraries.designsystem.atomic.molecules.ComposerAlertMolecule
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
 import io.element.android.libraries.designsystem.text.toAnnotatedString
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.utils.allBooleans
@@ -86,13 +87,13 @@ internal fun TimelineItemRoomBeginningViewPreview() = ElementPreview {
             )
             TimelineItemRoomBeginningView(
                 predecessorRoom = null,
-                roomName = "Room Name",
+                roomName = ROOM_NAME,
                 isDm = isDm,
                 onPredecessorRoomClick = {},
             )
             TimelineItemRoomBeginningView(
                 predecessorRoom = PredecessorRoom(RoomId("!roomId:matrix.org")),
-                roomName = "Room Name",
+                roomName = ROOM_NAME,
                 isDm = isDm,
                 onPredecessorRoomClick = {},
             )

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/topbars/MessagesViewTopBar.kt

@@ -43,6 +43,7 @@ import io.element.android.libraries.designsystem.components.avatar.anAvatarData
 import io.element.android.libraries.designsystem.components.button.BackButton
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
 import io.element.android.libraries.designsystem.theme.components.HorizontalDivider
 import io.element.android.libraries.designsystem.theme.components.Icon
 import io.element.android.libraries.designsystem.theme.components.Text
@@ -175,9 +176,9 @@ private fun RoomAvatarAndNameRow(
 internal fun MessagesViewTopBarPreview() = ElementPreview {
     @Composable
     fun AMessagesViewTopBar(
-        roomName: String? = "Room name",
+        roomName: String? = ROOM_NAME,
         roomAvatar: AvatarData = anAvatarData(
-            name = "Room name",
+            name = ROOM_NAME,
             size = AvatarSize.TimelineRoom,
         ),
         isTombstoned: Boolean = false,

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/topbars/ThreadTopBar.kt

@@ -31,6 +31,7 @@ import io.element.android.libraries.designsystem.components.avatar.anAvatarData
 import io.element.android.libraries.designsystem.components.button.BackButton
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
 import io.element.android.libraries.designsystem.theme.components.HorizontalDivider
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.theme.components.TopAppBar
@@ -96,9 +97,9 @@ internal fun ThreadTopBar(
 internal fun ThreadTopBarPreview() = ElementPreview {
     @Composable
     fun AThreadTopBar(
-        roomName: String? = "Room name",
+        roomName: String? = ROOM_NAME,
         roomAvatarData: AvatarData = anAvatarData(
-            name = "Room name",
+            name = ROOM_NAME,
             size = AvatarSize.TimelineRoom,
         ),
         isTombstoned: Boolean = false,
@@ -123,7 +124,7 @@ internal fun ThreadTopBarPreview() = ElementPreview {
         HorizontalDivider()
         AThreadTopBar(
             roomAvatarData = anAvatarData(
-                name = "Room name",
+                name = ROOM_NAME,
                 url = "https://some-avatar.jpg",
                 size = AvatarSize.TimelineRoom,
             ),

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/typing/TypingNotificationStateProvider.kt

@@ -9,6 +9,11 @@
 package io.element.android.features.messages.impl.typing
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CHARLIE
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
+import io.element.android.libraries.designsystem.preview.USER_NAME_EVE
 import kotlinx.collections.immutable.toImmutableList
 
 class TypingNotificationStateProvider : PreviewParameterProvider<TypingNotificationState> {
@@ -22,7 +27,7 @@ class TypingNotificationStateProvider : PreviewParameterProvider<TypingNotificat
             ),
             aTypingNotificationState(
                 typingMembers = listOf(
-                    aTypingRoomMember(disambiguatedDisplayName = "Alice"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_ALICE),
                 ),
             ),
             aTypingNotificationState(
@@ -32,24 +37,24 @@ class TypingNotificationStateProvider : PreviewParameterProvider<TypingNotificat
             ),
             aTypingNotificationState(
                 typingMembers = listOf(
-                    aTypingRoomMember(disambiguatedDisplayName = "Alice"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_ALICE),
-                    aTypingRoomMember(disambiguatedDisplayName = "Bob"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_BOB),
                 ),
             ),
             aTypingNotificationState(
                 typingMembers = listOf(
-                    aTypingRoomMember(disambiguatedDisplayName = "Alice"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_ALICE),
-                    aTypingRoomMember(disambiguatedDisplayName = "Bob"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_BOB),
-                    aTypingRoomMember(disambiguatedDisplayName = "Charlie"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_CHARLIE),
                 ),
             ),
             aTypingNotificationState(
                 typingMembers = listOf(
-                    aTypingRoomMember(disambiguatedDisplayName = "Alice"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_ALICE),
-                    aTypingRoomMember(disambiguatedDisplayName = "Bob"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_BOB),
-                    aTypingRoomMember(disambiguatedDisplayName = "Charlie"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_CHARLIE),
-                    aTypingRoomMember(disambiguatedDisplayName = "Dan"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_DAVID),
-                    aTypingRoomMember(disambiguatedDisplayName = "Eve"),
+                    aTypingRoomMember(disambiguatedDisplayName = USER_NAME_EVE),
                 ),
             ),
             aTypingNotificationState(

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/user/editprofile/EditUserProfileStateProvider.kt

@@ -10,6 +10,7 @@ package io.element.android.features.preferences.impl.user.editprofile
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.designsystem.preview.USER_NAME_JOHN_DOE
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.ui.media.AvatarAction
 import io.element.android.libraries.permissions.api.PermissionsState
@@ -28,7 +29,7 @@ open class EditUserProfileStateProvider : PreviewParameterProvider<EditUserProfi
 
 fun aEditUserProfileState(
     userId: UserId = UserId("@john.doe:matrix.org"),
-    displayName: String = "John Doe",
+    displayName: String = USER_NAME_JOHN_DOE,
     userAvatarUrl: String? = null,
     avatarActions: List<AvatarAction> = emptyList(),
     saveButtonEnabled: Boolean = true,

features/rolesandpermissions/impl/src/main/kotlin/io/element/android/features/rolesandpermissions/impl/roles/ChangeRolesStateProvider.kt

@@ -11,6 +11,10 @@ package io.element.android.features.rolesandpermissions.impl.roles
 import androidx.compose.foundation.text.input.TextFieldState
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CAROL
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
 import io.element.android.libraries.designsystem.theme.components.SearchBarResultState
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.room.RoomMember
@@ -103,9 +107,9 @@ internal fun aChangeRolesStateWithSelectedUsers() = aChangeRolesState(
 internal fun aChangeRolesStateWithOwners(
     role: RoomMember.Role = RoomMember.Role.Admin,
     selectedUsers: List<MatrixUser> = listOf(
-        aMatrixUser(id = "@alice:server.org", displayName = "Alice"),
+        aMatrixUser(displayName = USER_NAME_ALICE),
-        aMatrixUser(id = "@bob:server.org", displayName = "Bob"),
+        aMatrixUser(displayName = USER_NAME_BOB),
-        aMatrixUser(id = "@carol:server.org", displayName = "Carol"),
+        aMatrixUser(displayName = USER_NAME_CAROL),
     ),
 ) = aChangeRolesState(
     role = role,
@@ -114,22 +118,22 @@ internal fun aChangeRolesStateWithOwners(
             members = persistentListOf(
                 aRoomMember(
                     userId = UserId("@alice:server.org"),
-                    displayName = "Alice",
+                    displayName = USER_NAME_ALICE,
                     role = RoomMember.Role.Owner(isCreator = true),
                 ),
                 aRoomMember(
                     userId = UserId("@bob:server.org"),
-                    displayName = "Bob",
+                    displayName = USER_NAME_BOB,
                     role = RoomMember.Role.Owner(isCreator = false),
                 ),
                 aRoomMember(
                     userId = UserId("@carol:server.org"),
-                    displayName = "Carol",
+                    displayName = USER_NAME_CAROL,
                     role = RoomMember.Role.Admin,
                 ),
                 aRoomMember(
                     userId = UserId("@david:server.org"),
-                    displayName = "David",
+                    displayName = USER_NAME_DAVID,
                     role = RoomMember.Role.User,
                 ),
             ),

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/members/RoomMemberListStateProvider.kt

@@ -15,6 +15,15 @@ import io.element.android.features.roommembermoderation.api.RoomMemberModeration
 import io.element.android.features.roommembermoderation.api.RoomMemberModerationState
 import io.element.android.libraries.architecture.AsyncData
 import io.element.android.libraries.architecture.map
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CAROL
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
+import io.element.android.libraries.designsystem.preview.USER_NAME_EVE
+import io.element.android.libraries.designsystem.preview.USER_NAME_MALLORY
+import io.element.android.libraries.designsystem.preview.USER_NAME_SUSIE
+import io.element.android.libraries.designsystem.preview.USER_NAME_VICTOR
+import io.element.android.libraries.designsystem.preview.USER_NAME_WALTER
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.encryption.identity.IdentityState
 import io.element.android.libraries.matrix.api.room.RoomMember
@@ -143,21 +152,21 @@ fun aRoomMemberList() = persistentListOf(
     aBannedMallory(),
 )
 
-fun anEve(): RoomMember = aRoomMember(UserId("@eve:server.org"), "Eve")
+fun anEve(): RoomMember = aRoomMember(UserId("@eve:server.org"), USER_NAME_EVE)
 
-fun aDavid(): RoomMember = aRoomMember(UserId("@david:server.org"), "David")
+fun aDavid(): RoomMember = aRoomMember(UserId("@david:server.org"), USER_NAME_DAVID)
 
-fun aCarol(): RoomMember = aRoomMember(UserId("@carol:server.org"), "Carol")
+fun aCarol(): RoomMember = aRoomMember(UserId("@carol:server.org"), USER_NAME_CAROL)
 
-fun anAlice() = aRoomMember(UserId("@alice:server.org"), "Alice", role = RoomMember.Role.Admin)
+fun anAlice() = aRoomMember(UserId("@alice:server.org"), USER_NAME_ALICE, role = RoomMember.Role.Admin)
-fun aBob() = aRoomMember(UserId("@bob:server.org"), "Bob", role = RoomMember.Role.Moderator)
+fun aBob() = aRoomMember(UserId("@bob:server.org"), USER_NAME_BOB, role = RoomMember.Role.Moderator)
 
-fun anInvitedVictor() = aRoomMember(UserId("@victor:server.org"), "Victor", membership = RoomMembershipState.INVITE)
+fun anInvitedVictor() = aRoomMember(UserId("@victor:server.org"), USER_NAME_VICTOR, membership = RoomMembershipState.INVITE)
 
-fun anInvitedWalter() = aRoomMember(UserId("@walter:server.org"), "Walter", membership = RoomMembershipState.INVITE)
+fun anInvitedWalter() = aRoomMember(UserId("@walter:server.org"), USER_NAME_WALTER, membership = RoomMembershipState.INVITE)
 
-fun aBannedSusie(): RoomMember = aRoomMember(UserId("@susie:server.org"), "Susie", membership = RoomMembershipState.BAN)
+fun aBannedSusie(): RoomMember = aRoomMember(UserId("@susie:server.org"), USER_NAME_SUSIE, membership = RoomMembershipState.BAN)
 
-fun aBannedMallory(): RoomMember = aRoomMember(UserId("@mallory:server.org"), "Mallory", membership = RoomMembershipState.BAN)
+fun aBannedMallory(): RoomMember = aRoomMember(UserId("@mallory:server.org"), USER_NAME_MALLORY, membership = RoomMembershipState.BAN)
 
 private fun RoomMember.withIdentity(identityState: IdentityState? = null) = RoomMemberWithIdentityState(this, identityState)

features/roommembermoderation/impl/src/main/kotlin/io/element/android/features/roommembermoderation/impl/InternalRoomMemberModerationStateProvider.kt

@@ -14,6 +14,7 @@ import io.element.android.features.roommembermoderation.api.ModerationActionStat
 import io.element.android.features.roommembermoderation.api.RoomMemberModerationEvents
 import io.element.android.features.roommembermoderation.api.RoomMemberModerationPermissions
 import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.user.MatrixUser
 import kotlinx.collections.immutable.toImmutableList
@@ -78,8 +79,8 @@ class InternalRoomMemberModerationStateProvider : PreviewParameterProvider<Inter
 }
 
 fun anAlice() = MatrixUser(
-    UserId(value = "@alice:server.org"),
+    userId = UserId(value = "@alice:server.org"),
-    displayName = "Alice",
+    displayName = USER_NAME_ALICE,
     avatarUrl = null,
 )
 

features/space/impl/src/main/kotlin/io/element/android/features/space/impl/leave/LeaveSpaceStateProvider.kt

@@ -11,6 +11,7 @@ package io.element.android.features.space.impl.leave
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.architecture.AsyncData
+import io.element.android.libraries.designsystem.preview.SPACE_NAME
 import io.element.android.libraries.matrix.api.room.join.JoinRule
 import io.element.android.libraries.matrix.api.spaces.SpaceRoom
 import io.element.android.libraries.previewutils.room.aSpaceRoom
@@ -117,7 +118,7 @@ class LeaveSpaceStateProvider : PreviewParameterProvider<LeaveSpaceState> {
 }
 
 fun aLeaveSpaceState(
-    spaceName: String? = "Space name",
+    spaceName: String? = SPACE_NAME,
     isLastOwner: Boolean = false,
     areCreatorsPrivileged: Boolean = false,
     selectableSpaceRooms: AsyncData<ImmutableList<SelectableSpaceRoom>> = AsyncData.Uninitialized,

features/space/impl/src/main/kotlin/io/element/android/features/space/impl/settings/SpaceSettingsStateProvider.kt

@@ -9,6 +9,7 @@
 package io.element.android.features.space.impl.settings
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.SPACE_NAME
 import io.element.android.libraries.matrix.api.core.RoomAlias
 import io.element.android.libraries.matrix.api.core.RoomId
 
@@ -24,7 +25,7 @@ open class SpaceSettingsStateProvider : PreviewParameterProvider<SpaceSettingsSt
 
 fun aSpaceSettingsState(
     roomId: RoomId = RoomId("!aRoomId:element.io"),
-    name: String = "Space name",
+    name: String = SPACE_NAME,
     alias: RoomAlias? = RoomAlias("#spacename:element.io"),
     avatarUrl: String? = null,
     memberCount: Long = 100,

features/userprofile/shared/src/main/kotlin/io/element/android/features/userprofile/shared/UserProfileHeaderSection.kt

@@ -37,6 +37,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.modifiers.niceClickable
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.theme.components.ButtonSize
 import io.element.android.libraries.designsystem.theme.components.OutlinedButton
 import io.element.android.libraries.designsystem.theme.components.Text
@@ -140,7 +141,7 @@ internal fun UserProfileHeaderSectionPreview() = ElementPreview {
     UserProfileHeaderSection(
         avatarUrl = null,
         userId = UserId("@alice:example.com"),
-        userName = "Alice",
+        userName = USER_NAME_ALICE,
         verificationState = UserProfileVerificationState.VERIFIED,
         openAvatarPreview = {},
         onUserIdClick = {},
@@ -154,7 +155,7 @@ internal fun UserProfileHeaderSectionWithVerificationViolationPreview() = Elemen
     UserProfileHeaderSection(
         avatarUrl = null,
         userId = UserId("@alice:example.com"),
-        userName = "Alice",
+        userName = USER_NAME_ALICE,
         verificationState = UserProfileVerificationState.VERIFICATION_VIOLATION,
         openAvatarPreview = {},
         onUserIdClick = {},

features/verifysession/impl/src/main/kotlin/io/element/android/features/verifysession/impl/incoming/IncomingVerificationStateProvider.kt

@@ -12,6 +12,7 @@ import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.verifysession.impl.incoming.IncomingVerificationState.Step
 import io.element.android.features.verifysession.impl.ui.aDecimalsSessionVerificationData
 import io.element.android.features.verifysession.impl.ui.aEmojisSessionVerificationData
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.DeviceId
 import io.element.android.libraries.matrix.api.core.FlowId
 import io.element.android.libraries.matrix.api.core.UserId
@@ -59,7 +60,7 @@ internal fun anIncomingSessionVerificationRequest() = VerificationRequest.Incomi
     details = SessionVerificationRequestDetails(
         senderProfile = MatrixUser(
             userId = UserId("@alice:example.com"),
-            displayName = "Alice",
+            displayName = USER_NAME_ALICE,
             avatarUrl = null,
         ),
         flowId = FlowId("1234"),
@@ -73,7 +74,7 @@ internal fun anIncomingUserVerificationRequest() = VerificationRequest.Incoming.
     details = SessionVerificationRequestDetails(
         senderProfile = MatrixUser(
             userId = UserId("@alice:example.com"),
-            displayName = "Alice",
+            displayName = USER_NAME_ALICE,
             avatarUrl = null,
         ),
         flowId = FlowId("1234"),

features/verifysession/impl/src/main/kotlin/io/element/android/features/verifysession/impl/ui/VerificationUserProfileContent.kt

@@ -29,6 +29,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.utils.CommonDrawables
 import io.element.android.libraries.matrix.api.core.UserId
@@ -86,7 +87,7 @@ internal fun VerificationUserProfileContentPreview() = ElementPreview(
     VerificationUserProfileContent(
         user = MatrixUser(
             userId = UserId("@alice:example.com"),
-            displayName = "Alice",
+            displayName = USER_NAME_ALICE,
             avatarUrl = "https://example.com/avatar.png",
         )
     )

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/LocationPin.kt

@@ -54,6 +54,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.designsystem.utils.CommonDrawables
 
 private val PIN_WIDTH = 42.dp
@@ -395,7 +396,7 @@ private object LocationPinRenderer {
 internal fun LocationPinPreview() = ElementPreview {
     val sampleAvatarData = AvatarData(
         id = "@alice:matrix.org",
-        name = "Alice",
+        name = USER_NAME_ALICE,
         url = null,
         size = AvatarSize.SelectedUser
     )

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/avatar/AvatarDataProvider.kt

@@ -8,10 +8,12 @@
 
 package io.element.android.libraries.designsystem.components.avatar
 
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+
 fun anAvatarData(
-    // Let's the id not start with a 'a'.
+    // Let the id not start with a 'a'.
     id: String = "@id_of_alice:server.org",
-    name: String? = "Alice",
+    name: String? = USER_NAME_ALICE,
     url: String? = null,
     size: AvatarSize = AvatarSize.RoomListItem,
 ) = AvatarData(

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/avatar/DmAvatars.kt

@@ -29,6 +29,8 @@ import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.LayoutDirection
 import io.element.android.libraries.designsystem.preview.ElementThemedPreview
 import io.element.android.libraries.designsystem.preview.PreviewGroup
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.designsystem.text.toPx
 import io.element.android.libraries.testtags.TestTags
 import io.element.android.libraries.testtags.testTag
@@ -116,12 +118,12 @@ internal fun DmAvatarsPreview() = ElementThemedPreview {
     DmAvatars(
         userAvatarData = anAvatarData(
             id = "Alice",
-            name = "Alice",
+            name = USER_NAME_ALICE,
             size = size,
         ),
         otherUserAvatarData = anAvatarData(
             id = "Bob",
-            name = "Bob",
+            name = USER_NAME_BOB,
             size = size,
         ),
         openAvatarPreview = {},

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/preview/PreviewData.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2026 Element Creations Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.libraries.designsystem.preview
+
+const val USER_NAME_ALICE = "Alice"
+const val USER_NAME_BOB = "Bob"
+const val USER_NAME_CHARLIE = "Charlie"
+const val USER_NAME_CAROL = "Carol"
+const val USER_NAME_DAVID = "David"
+const val USER_NAME_EVE = "Eve"
+const val USER_NAME_JOHN_DOE = "John Doe"
+const val USER_NAME_JUSTIN = "Justin"
+const val USER_NAME_MALLORY = "Mallory"
+const val USER_NAME_SENDER = "Sender"
+const val USER_NAME_SUSIE = "Susie"
+const val USER_NAME_VICTOR = "Victor"
+const val USER_NAME_WALTER = "Walter"
+
+const val ROOM_NAME = "Room name"
+const val SPACE_NAME = "Space name"
+
+const val LAST_MESSAGE = "Last message"

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/InviteSenderView.kt

@@ -22,6 +22,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.ui.model.InviteSender
@@ -57,10 +58,10 @@ internal fun InviteSenderViewPreview() = ElementPreview {
     InviteSenderView(
         inviteSender = InviteSender(
             userId = UserId("@bob:example.com"),
-            displayName = "Bob",
+            displayName = USER_NAME_BOB,
             avatarData = AvatarData(
                 id = "@bob:example.com",
-                name = "Bob",
+                name = USER_NAME_BOB,
                 url = null,
                 size = AvatarSize.InviteSender,
             ),

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/MatrixUserProvider.kt

@@ -9,6 +9,17 @@
 package io.element.android.libraries.matrix.ui.components
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CAROL
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
+import io.element.android.libraries.designsystem.preview.USER_NAME_EVE
+import io.element.android.libraries.designsystem.preview.USER_NAME_JOHN_DOE
+import io.element.android.libraries.designsystem.preview.USER_NAME_JUSTIN
+import io.element.android.libraries.designsystem.preview.USER_NAME_MALLORY
+import io.element.android.libraries.designsystem.preview.USER_NAME_SUSIE
+import io.element.android.libraries.designsystem.preview.USER_NAME_VICTOR
+import io.element.android.libraries.designsystem.preview.USER_NAME_WALTER
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.user.MatrixUser
 
@@ -23,30 +34,30 @@ open class MatrixUserProvider : PreviewParameterProvider<MatrixUser> {
 open class MatrixUserWithAvatarProvider : PreviewParameterProvider<MatrixUser?> {
     override val values: Sequence<MatrixUser?>
         get() = sequenceOf(
-            aMatrixUser(displayName = "John Doe"),
+            aMatrixUser(displayName = USER_NAME_JOHN_DOE),
-            aMatrixUser(displayName = "John Doe", avatarUrl = "anUrl"),
+            aMatrixUser(displayName = USER_NAME_JOHN_DOE, avatarUrl = "anUrl"),
         )
 }
 
 fun aMatrixUser(
-    id: String = "@id_of_alice:server.org",
+    id: String? = null,
-    displayName: String? = "Alice",
+    displayName: String? = USER_NAME_ALICE,
     avatarUrl: String? = null,
 ) = MatrixUser(
-    userId = UserId(id),
+    userId = UserId(id ?: "@${displayName?.lowercase()?.replace(" ", "_") ?: "id"}:server.org"),
     displayName = displayName,
     avatarUrl = avatarUrl,
 )
 
 fun aMatrixUserList() = listOf(
-    aMatrixUser("@alice:server.org", "Alice"),
+    aMatrixUser(displayName = USER_NAME_ALICE),
-    aMatrixUser("@bob:server.org", "Bob"),
+    aMatrixUser(displayName = USER_NAME_BOB),
-    aMatrixUser("@carol:server.org", "Carol"),
+    aMatrixUser(displayName = USER_NAME_CAROL),
-    aMatrixUser("@david:server.org", "David"),
+    aMatrixUser(displayName = USER_NAME_DAVID),
-    aMatrixUser("@eve:server.org", "Eve"),
+    aMatrixUser(displayName = USER_NAME_EVE),
-    aMatrixUser("@justin:server.org", "Justin"),
+    aMatrixUser(displayName = USER_NAME_JUSTIN),
-    aMatrixUser("@mallory:server.org", "Mallory"),
+    aMatrixUser(displayName = USER_NAME_MALLORY),
-    aMatrixUser("@susie:server.org", "Susie"),
+    aMatrixUser(displayName = USER_NAME_SUSIE),
-    aMatrixUser("@victor:server.org", "Victor"),
+    aMatrixUser(displayName = USER_NAME_VICTOR),
-    aMatrixUser("@walter:server.org", "Walter"),
+    aMatrixUser(displayName = USER_NAME_WALTER),
 )

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/OrganizationHeader.kt

@@ -27,6 +27,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.components.avatar.anAvatarData
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.SPACE_NAME
 
 /**
  * Ref: https://www.figma.com/design/G1xy0HDZKJf5TCRFmKb5d5/Compound-Android-Components?node-id=3643-2048&m=dev
@@ -72,7 +73,7 @@ internal fun OrganizationHeaderPreview() = ElementPreview {
             url = "anUrl",
             size = AvatarSize.OrganizationHeader,
         ),
-        name = "Space name",
+        name = SPACE_NAME,
         numberOfSpaces = 9,
         numberOfRooms = 88,
     )

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/SelectedUser.kt

@@ -18,6 +18,7 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_JOHN_DOE
 import io.element.android.libraries.matrix.api.user.MatrixUser
 import io.element.android.libraries.matrix.ui.model.getAvatarData
 import io.element.android.libraries.matrix.ui.model.getBestName
@@ -58,7 +59,7 @@ internal fun SelectedUserRtlPreview() = CompositionLocalProvider(
 ) {
     ElementPreview {
         SelectedUser(
-            matrixUser = aMatrixUser(displayName = "John Doe"),
+            matrixUser = aMatrixUser(displayName = USER_NAME_JOHN_DOE),
             canRemove = true,
             onUserRemove = {},
         )

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/SpaceHeaderView.kt

@@ -30,6 +30,11 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.components.avatar.anAvatarData
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.SPACE_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CHARLIE
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
 import io.element.android.libraries.matrix.api.core.RoomAlias
 import io.element.android.libraries.matrix.api.spaces.SpaceRoomVisibility
 import io.element.android.libraries.matrix.api.user.MatrixUser
@@ -115,15 +120,15 @@ internal fun SpaceHeaderViewPreview() = ElementPreview {
             size = AvatarSize.SpaceHeader,
         ),
         alias = RoomAlias("#spaceAlias:matrix.org"),
-        name = "Space name",
+        name = SPACE_NAME,
         topic = "Space topic: " + LoremIpsum(40).values.first(),
         topicMaxLines = 2,
         visibility = SpaceRoomVisibility.Public,
         heroes = persistentListOf(
-            aMatrixUser(id = "@1:d", displayName = "Alice", avatarUrl = "aUrl"),
+            aMatrixUser(id = "@1:d", displayName = USER_NAME_ALICE, avatarUrl = "aUrl"),
-            aMatrixUser(id = "@2:d", displayName = "Bob"),
+            aMatrixUser(id = "@2:d", displayName = USER_NAME_BOB),
-            aMatrixUser(id = "@3:d", displayName = "Charlie", avatarUrl = "aUrl"),
+            aMatrixUser(id = "@3:d", displayName = USER_NAME_CHARLIE, avatarUrl = "aUrl"),
-            aMatrixUser(id = "@4:d", displayName = "Dave"),
+            aMatrixUser(id = "@4:d", displayName = USER_NAME_DAVID),
         ),
         numberOfMembers = 999,
     )

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/SpaceMembersView.kt

@@ -22,6 +22,10 @@ import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.components.avatar.AvatarType
 import io.element.android.libraries.designsystem.preview.ElementPreview
 import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CHARLIE
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.utils.CommonDrawables
 import io.element.android.libraries.matrix.api.user.MatrixUser
@@ -98,10 +102,10 @@ internal fun SpaceMembersViewPreview() = ElementPreview(
 ) {
     SpaceMembersView(
         heroes = persistentListOf(
-            aMatrixUser(id = "@1:d", displayName = "Alice", avatarUrl = "aUrl"),
+            aMatrixUser(id = "@1:d", displayName = USER_NAME_ALICE, avatarUrl = "aUrl"),
-            aMatrixUser(id = "@2:d", displayName = "Bob"),
+            aMatrixUser(id = "@2:d", displayName = USER_NAME_BOB),
-            aMatrixUser(id = "@3:d", displayName = "Charlie", avatarUrl = "aUrl"),
+            aMatrixUser(id = "@3:d", displayName = USER_NAME_CHARLIE, avatarUrl = "aUrl"),
-            aMatrixUser(id = "@4:d", displayName = "Dave"),
+            aMatrixUser(id = "@4:d", displayName = USER_NAME_DAVID),
         ),
         numberOfMembers = 123,
     )

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/components/SpaceRoomProvider.kt

@@ -9,6 +9,8 @@
 package io.element.android.libraries.matrix.ui.components
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.SPACE_NAME
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.room.CurrentUserMembership
 import io.element.android.libraries.matrix.api.room.RoomType
@@ -28,10 +30,10 @@ class SpaceRoomProvider : PreviewParameterProvider<SpaceRoom> {
             state = CurrentUserMembership.LEFT,
         ),
         aSpaceRoom(
-            displayName = "Alice",
+            displayName = SPACE_NAME,
             roomType = RoomType.Room,
             isDirect = true,
-            heroes = listOf(aMatrixUser(displayName = "Alice")),
+            heroes = listOf(aMatrixUser(displayName = USER_NAME_ALICE)),
             state = CurrentUserMembership.JOINED,
             numJoinedMembers = 2,
         ),
@@ -69,9 +71,9 @@ class SpaceRoomProvider : PreviewParameterProvider<SpaceRoom> {
             state = CurrentUserMembership.INVITED,
         ),
         aSpaceRoom(
-            displayName = "Alice",
+            displayName = SPACE_NAME,
             roomType = RoomType.Space,
-            heroes = listOf(aMatrixUser(displayName = "Alice")),
+            heroes = listOf(aMatrixUser(displayName = USER_NAME_ALICE)),
             state = CurrentUserMembership.JOINED,
             numJoinedMembers = 2,
         ),

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/messages/reply/InReplyToDetailsProvider.kt

@@ -9,6 +9,7 @@
 package io.element.android.libraries.matrix.ui.messages.reply
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.USER_NAME_SENDER
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.media.MediaSource
@@ -159,7 +160,7 @@ private fun aInReplyToDetails(
 )
 
 fun aProfileDetailsReady(
-    displayName: String? = "Sender",
+    displayName: String? = USER_NAME_SENDER,
     displayNameAmbiguous: Boolean = false,
     avatarUrl: String? = null,
 ) = ProfileDetails.Ready(

libraries/mediaviewer/impl/src/main/kotlin/io/element/android/libraries/mediaviewer/impl/details/MediaBottomSheetStateDeleteConfirmationProvider.kt

@@ -9,6 +9,7 @@
 package io.element.android.libraries.mediaviewer.impl.details
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.media.MediaSource
 import io.element.android.libraries.mediaviewer.api.MediaInfo
@@ -26,7 +27,7 @@ open class MediaBottomSheetStateDeleteConfirmationProvider : PreviewParameterPro
 
 fun aMediaBottomSheetStateDeleteConfirmation(
     mediaInfo: MediaInfo = anImageMediaInfo(
-        senderName = "Alice",
+        senderName = USER_NAME_ALICE,
     ),
     thumbnailSource: MediaSource? = null,
 ) = MediaBottomSheetState.DeleteConfirmation(

libraries/mediaviewer/impl/src/main/kotlin/io/element/android/libraries/mediaviewer/impl/details/MediaBottomSheetStateDetailsProvider.kt

@@ -8,6 +8,7 @@
 package io.element.android.libraries.mediaviewer.impl.details
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.mediaviewer.api.MediaInfo
 import io.element.android.libraries.mediaviewer.api.anApkMediaInfo
@@ -35,7 +36,7 @@ fun aMediaBottomSheetStateDetails(
     eventId: EventId? = EventId($$"$eventId"),
     canDelete: Boolean = true,
     mediaInfo: MediaInfo = anImageMediaInfo(
-        senderName = "Alice",
+        senderName = USER_NAME_ALICE,
         dateSentFull = "December 6, 2024 at 12:59",
     ),
 ) = MediaBottomSheetState.Details(

libraries/mediaviewer/impl/src/main/kotlin/io/element/android/libraries/mediaviewer/impl/gallery/MediaGalleryStateProvider.kt

@@ -11,6 +11,7 @@ package io.element.android.libraries.mediaviewer.impl.gallery
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.architecture.AsyncData
 import io.element.android.libraries.designsystem.components.media.WaveFormSamples
+import io.element.android.libraries.designsystem.preview.ROOM_NAME
 import io.element.android.libraries.matrix.api.core.UniqueId
 import io.element.android.libraries.mediaviewer.impl.details.MediaBottomSheetState
 import io.element.android.libraries.mediaviewer.impl.details.aMediaBottomSheetStateDetails
@@ -112,7 +113,7 @@ open class MediaGalleryStateProvider : PreviewParameterProvider<MediaGalleryStat
 }
 
 private fun aMediaGalleryState(
-    roomName: String = "Room name",
+    roomName: String = ROOM_NAME,
     mode: MediaGalleryMode = MediaGalleryMode.Images,
     groupedMediaItems: AsyncData<GroupedMediaItems> = AsyncData.Uninitialized,
     mediaBottomSheetState: MediaBottomSheetState = MediaBottomSheetState.Hidden,

libraries/mediaviewer/impl/src/main/kotlin/io/element/android/libraries/mediaviewer/impl/viewer/MediaViewerStateProvider.kt

@@ -13,6 +13,7 @@ import androidx.compose.runtime.mutableStateOf
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.architecture.AsyncData
 import io.element.android.libraries.designsystem.components.media.WaveFormSamples
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
 import io.element.android.libraries.matrix.api.core.EventId
 import io.element.android.libraries.matrix.api.media.MediaSource
 import io.element.android.libraries.matrix.api.timeline.Timeline
@@ -179,7 +180,7 @@ open class MediaViewerStateProvider : PreviewParameterProvider<MediaViewerState>
                 )
             ),
             anImageMediaInfo(
-                senderName = "Alice",
+                senderName = USER_NAME_ALICE,
                 dateSent = "21 NOV, 2024",
                 caption = LONG_CAPTION,
             ).let {

libraries/previewutils/src/main/kotlin/io/element/android/libraries/previewutils/room/RoomMemberFixture.kt

@@ -8,6 +8,16 @@
 
 package io.element.android.libraries.previewutils.room
 
+import io.element.android.libraries.designsystem.preview.USER_NAME_ALICE
+import io.element.android.libraries.designsystem.preview.USER_NAME_BOB
+import io.element.android.libraries.designsystem.preview.USER_NAME_CAROL
+import io.element.android.libraries.designsystem.preview.USER_NAME_DAVID
+import io.element.android.libraries.designsystem.preview.USER_NAME_EVE
+import io.element.android.libraries.designsystem.preview.USER_NAME_JUSTIN
+import io.element.android.libraries.designsystem.preview.USER_NAME_MALLORY
+import io.element.android.libraries.designsystem.preview.USER_NAME_SUSIE
+import io.element.android.libraries.designsystem.preview.USER_NAME_VICTOR
+import io.element.android.libraries.designsystem.preview.USER_NAME_WALTER
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.room.RoomMember
 import io.element.android.libraries.matrix.api.room.RoomMembershipState
@@ -38,27 +48,27 @@ fun aRoomMember(
 fun aRoomMemberList() = persistentListOf(
     anAlice(),
     aBob(),
-    aRoomMember(UserId("@carol:server.org"), "Carol"),
+    aRoomMember(UserId("@carol:server.org"), USER_NAME_CAROL),
-    aRoomMember(UserId("@david:server.org"), "David"),
+    aRoomMember(UserId("@david:server.org"), USER_NAME_DAVID),
-    aRoomMember(UserId("@eve:server.org"), "Eve"),
+    aRoomMember(UserId("@eve:server.org"), USER_NAME_EVE),
-    aRoomMember(UserId("@justin:server.org"), "Justin"),
+    aRoomMember(UserId("@justin:server.org"), USER_NAME_JUSTIN),
-    aRoomMember(UserId("@mallory:server.org"), "Mallory"),
+    aRoomMember(UserId("@mallory:server.org"), USER_NAME_MALLORY),
-    aRoomMember(UserId("@susie:server.org"), "Susie"),
+    aRoomMember(UserId("@susie:server.org"), USER_NAME_SUSIE),
     aVictor(),
     aWalter(),
 )
 
-fun anAlice() = aRoomMember(UserId("@alice:server.org"), "Alice", role = RoomMember.Role.Admin)
+fun anAlice() = aRoomMember(UserId("@alice:server.org"), USER_NAME_ALICE, role = RoomMember.Role.Admin)
-fun aBob() = aRoomMember(UserId("@bob:server.org"), "Bob", role = RoomMember.Role.Moderator)
+fun aBob() = aRoomMember(UserId("@bob:server.org"), USER_NAME_BOB, role = RoomMember.Role.Moderator)
 
 fun aVictor() = aRoomMember(
     UserId("@victor:server.org"),
-    "Victor",
+    USER_NAME_VICTOR,
     membership = RoomMembershipState.INVITE
 )
 
 fun aWalter() = aRoomMember(
     UserId("@walter:server.org"),
-    "Walter",
+    USER_NAME_WALTER,
     membership = RoomMembershipState.INVITE
 )

libraries/previewutils/src/main/kotlin/io/element/android/libraries/previewutils/room/SpaceRoomFixture.kt

@@ -8,6 +8,7 @@
 
 package io.element.android.libraries.previewutils.room
 
+import io.element.android.libraries.designsystem.preview.SPACE_NAME
 import io.element.android.libraries.matrix.api.core.RoomAlias
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.room.CurrentUserMembership
@@ -19,7 +20,7 @@ import kotlinx.collections.immutable.toImmutableList
 
 fun aSpaceRoom(
     rawName: String? = null,
-    displayName: String = "Space name",
+    displayName: String = SPACE_NAME,
     avatarUrl: String? = null,
     canonicalAlias: RoomAlias? = null,
     childrenCount: Int = 0,

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewDark_0_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1da26fc2ffe2216cda7aa1b6b92ba587c9d0bb56aa54586b3073befee96d29b6
+oid sha256:e83c8d052ce340010f97c4ef2750e4b921a129639a0004bd951f71c7348622bf
-size 40956
+size 40597

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewDark_1_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:be4cbe72c73d76252f902e122bd62ba51ff89cf2cb20ddd61ed6615e983c65cf
+oid sha256:0a6ddec2c9743976674657e454cb14bb479d774f1aa13882a34ceb89ff75b179
-size 25153
+size 24424

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewDark_2_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1a4be2c70eb477dbd58e4e6924d0141f1c8d7205807d968b3a34221c12a301c6
+oid sha256:95e30b24d5a6571cf42a707a01f0458cf509428c9ab8333924e1679f6d4d4f31
-size 36176
+size 35778

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewDark_3_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:9176ee2b5b78032639d9f51f7680d82f7d3ca916fb587d914f12d075382d65f0
+oid sha256:8e54c2c665235d6b4c45161b4fcc0b8f0a96ce7620bbed9f56e04ecb71916f3e
-size 27077
+size 26640

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewDark_4_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:76caf93913c979f3327dec4331d3a5bea5027df45c5cacf55a786b8f677e3162
+oid sha256:c2fd721612e0620c3a4eac0f0835ac1d03ffb36ec45477340bb732ff1c63cc30
-size 27340
+size 26921

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewDark_5_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:e457b722fe403205f1394e7347dedb3aba308e48c979ea002399425c9a130fd2
+oid sha256:7c7fc020ec4bcb2f67a3a534a621e71233488b469b24e6bd6d3efa42f9f944a1
-size 20667
+size 20263

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewLight_0_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:6a0202d081e5aed85ca093239fae1c8f46d42fd6e859c818f5c0301597e5b473
+oid sha256:a07bd9ac57c1fb6074b81134edcd169c2c7edc3dd19039766dabbfe8ccd5d8fb
-size 41957
+size 41621

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewLight_1_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:8d3a7ae9522da2911bf256273a4972020fc1677f026fbb9f17d27f549ab03ea3
+oid sha256:fa1a7c175f6551680b1a71ddaac14014f6503ccc2928d4ad97eced8a80626ed4
-size 25978
+size 25158

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewLight_2_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:2ae20b874dba38a89a59e418bce33e748449446e0fc913b7f3ff2e87b8200c40
+oid sha256:67bc6eac2128230323aa7dabb6896b98c4249e6fba9edb4d1769f36dbe031135
-size 36568
+size 36346

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewLight_3_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:74a4913734d0648115d5056052fa2de8a839bb5a4d2dfdaa3d8ed5f0eef2793d
+oid sha256:a40fe5dc4a671ec2384265da36f3d42a3cadb2792823308a62dbd82423110652
-size 27728
+size 27552

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewLight_4_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:a4f8571893bf9292a7d298c7419ea2e3f0363e1c2eca8c5f6aaea7d39143039c
+oid sha256:007aeb20270db25edcd3cf2e1ac8e4e0d714e08a043af0473c2263c1e79af452
-size 27855
+size 27634

tests/uitests/src/test/snapshots/images/features.preferences.impl.root_PreferencesRootViewLight_5_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:3d5b500d6275bc6ead5e8644b1afb1a0a829e91d4912444e5e0d431322343855
+oid sha256:d644bc2a62596b923d782150334f60b1940730824af0b7a304d2fdfce85cd0e6
-size 20700
+size 20493

tests/uitests/src/test/snapshots/images/features.startchat.impl.components_SearchMultipleUsersResultItem_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:c8af941ad8e5b553b82aad8b39abd8b4876d67b6906acf0ee8e4715673d8b35a
+oid sha256:80e8c8bf0bf9b34d3de0b0db7f67b84a667a9f510d6e9eefc708de25dd1ca5f8
-size 81462
+size 76725

tests/uitests/src/test/snapshots/images/features.startchat.impl.components_SearchSingleUserResultItem_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:f776cecd5278761fe7904b63dd980804a6dc2d3e7acc37fb7ea71d6a1c1e63df
+oid sha256:d7e8bc45d019ed73b4795f29b36c28411e8e20cd4bd231e76e8619e011b64b31
-size 42505
+size 40203

tests/uitests/src/test/snapshots/images/libraries.matrix.ui.components_CheckableResolvedUserRow_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1a986526c80130e11a0ec9c6450e4cd77dc40ef4a09082a1c526eebabebf4c03
+oid sha256:d372726c65f1887a8eba63f04301212780ef04410fd0758d314562f6899859ea
-size 49746
+size 46072

tests/uitests/src/test/snapshots/images/libraries.matrix.ui.components_CheckableUnresolvedUserRow_en.png

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:d2ca690a89bebaa351990cab34155afcfa7a0b9f02312757fcb933ba97ab9310
+oid sha256:ea6ea46123a211b87daadf29aa87588f4e0fa5e5c25ddc0307db490c72f865d5
-size 101952
+size 96925