PreviewParameterProvider FTW

app/src/main/kotlin/io/element/android/x/root/RootView.kt

@@ -77,7 +77,7 @@ fun RootView(
     }
 }
 
-open class RootStatePreviewParameter : PreviewParameterProvider<RootState> {
+open class RootStatePreviewParameterProvider : PreviewParameterProvider<RootState> {
     override val values: Sequence<RootState>
         get() = sequenceOf(
             aRootState().copy(
@@ -95,11 +95,11 @@ open class RootStatePreviewParameter : PreviewParameterProvider<RootState> {
 
 @Preview
 @Composable
-fun RootLightPreview(@PreviewParameter(RootStatePreviewParameter::class) rootState: RootState) = ElementPreviewLight { ContentToPreview(rootState) }
+fun RootLightPreview(@PreviewParameter(RootStatePreviewParameterProvider::class) rootState: RootState) = ElementPreviewLight { ContentToPreview(rootState) }
 
 @Preview
 @Composable
-fun RootDarkPreview(@PreviewParameter(RootStatePreviewParameter::class) rootState: RootState) = ElementPreviewDark { ContentToPreview(rootState) }
+fun RootDarkPreview(@PreviewParameter(RootStatePreviewParameterProvider::class) rootState: RootState) = ElementPreviewDark { ContentToPreview(rootState) }
 
 @Composable
 private fun ContentToPreview(rootState: RootState) {

features/messages/src/main/kotlin/io/element/android/features/messages/actionlist/ActionListView.kt

@@ -38,6 +38,8 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.snapshotFlow
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import androidx.compose.ui.unit.dp
 import io.element.android.features.messages.actionlist.model.TimelineItemAction
 import io.element.android.features.messages.timeline.createMessageEvent
@@ -134,45 +136,11 @@ private fun SheetContent(
     }
 }
 
-@Preview
+open class ActionListStatePreviewParameterProvider : PreviewParameterProvider<ActionListState> {
-@Composable
+    override val values: Sequence<ActionListState>
-fun SheetContentNoneLightPreview() = ElementPreviewLight { ContentNoneToPreview() }
+        get() = sequenceOf(
-
+            anActionListState(),
-@Preview
+            anActionListState().copy(target = ActionListState.Target.Loading(createMessageEvent())),
-@Composable
-fun SheetContentNoneDarkPreview() = ElementPreviewDark { ContentNoneToPreview() }
-
-@Composable
-private fun ContentNoneToPreview() {
-    SheetContent(anActionListState())
-}
-
-@Preview
-@Composable
-fun SheetContentLoadingLightPreview() = ElementPreviewLight { ContentLoadingToPreview() }
-
-@Preview
-@Composable
-fun SheetContentLoadingDarkPreview() = ElementPreviewDark { ContentLoadingToPreview() }
-
-@Composable
-private fun ContentLoadingToPreview() {
-    SheetContent(
-        anActionListState().copy(target = ActionListState.Target.Loading(createMessageEvent()))
-    )
-}
-
-@Preview
-@Composable
-fun SheetContentSuccessLightPreview() = ElementPreviewLight { ContentSuccessToPreview() }
-
-@Preview
-@Composable
-fun SheetContentSuccessDarkPreview() = ElementPreviewDark { ContentSuccessToPreview() }
-
-@Composable
-private fun ContentSuccessToPreview() {
-    SheetContent(
             anActionListState().copy(
                 target = ActionListState.Target.Success(
                     messageEvent = createMessageEvent(),
@@ -187,3 +155,18 @@ private fun ContentSuccessToPreview() {
             )
         )
 }
+
+@Preview
+@Composable
+fun SheetContentLightPreview(@PreviewParameter(ActionListStatePreviewParameterProvider::class) state: ActionListState) =
+    ElementPreviewLight { ContentToPreview(state) }
+
+@Preview
+@Composable
+fun SheetContentDarkPreview(@PreviewParameter(ActionListStatePreviewParameterProvider::class) state: ActionListState) =
+    ElementPreviewDark { ContentToPreview(state) }
+
+@Composable
+private fun ContentToPreview(state: ActionListState) {
+    SheetContent(state)
+}

features/rageshake/src/main/kotlin/io/element/android/features/rageshake/preferences/RageshakePreferencesView.kt

@@ -23,6 +23,8 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.libraries.designsystem.components.preferences.PreferenceCategory
 import io.element.android.libraries.designsystem.components.preferences.PreferenceSlide
 import io.element.android.libraries.designsystem.components.preferences.PreferenceSwitch
@@ -75,28 +77,25 @@ fun RageshakePreferencesView(
     }
 }
 
-@Preview
+open class RageshakePreferencesStatePreviewParameterProvider : PreviewParameterProvider<RageshakePreferencesState> {
-@Composable
+    override val values: Sequence<RageshakePreferencesState>
-fun RageshakePreferencesViewLightPreview() = ElementPreviewLight { ContentToPreview() }
+        get() = sequenceOf(
-
+            aRageshakePreferencesState().copy(isEnabled = true, isSupported = true, sensitivity = 0.5f),
-@Preview
+            aRageshakePreferencesState().copy(isEnabled = true, isSupported = false, sensitivity = 0.5f),
-@Composable
+        )
-fun RageshakePreferencesViewDarkPreview() = ElementPreviewDark { ContentToPreview() }
-
-@Composable
-private fun ContentToPreview() {
-    RageshakePreferencesView(aRageshakePreferencesState().copy(isEnabled = true, isSupported = true, sensitivity = 0.5f))
 }
 
 @Preview
 @Composable
-fun RageshakePreferencesViewNotSupportedLightPreview() = ElementPreviewLight { ContentNotSupportedToPreview() }
+fun RageshakePreferencesViewLightPreview(@PreviewParameter(RageshakePreferencesStatePreviewParameterProvider::class) state: RageshakePreferencesState) =
+    ElementPreviewLight { ContentToPreview(state) }
 
 @Preview
 @Composable
-fun RageshakePreferencesViewNotSupportedDarkPreview() = ElementPreviewDark { ContentNotSupportedToPreview() }
+fun RageshakePreferencesViewDarkPreview(@PreviewParameter(RageshakePreferencesStatePreviewParameterProvider::class) state: RageshakePreferencesState) =
+    ElementPreviewDark { ContentToPreview(state) }
 
 @Composable
-private fun ContentNotSupportedToPreview() {
+private fun ContentToPreview(state: RageshakePreferencesState) {
-    RageshakePreferencesView(aRageshakePreferencesState().copy(isEnabled = true, isSupported = false, sensitivity = 0.5f))
+    RageshakePreferencesView(state)
 }

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/utils/BooleanPreviewParameterProvider.kt

@@ -18,7 +18,7 @@ package io.element.android.libraries.designsystem.utils
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 
-open class BooleanPreviewParameter : PreviewParameterProvider<Boolean> {
+open class BooleanPreviewParameterProvider : PreviewParameterProvider<Boolean> {
     override val values: Sequence<Boolean>
         get() = sequenceOf(false, true)
 }

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/utils/PairCombinedPreviewParameterProvider.kt

@@ -18,7 +18,7 @@ package io.element.android.libraries.designsystem.utils
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 
-open class PairCombinedPreviewParameter<T1, T2>(
+open class PairCombinedPreviewParameterProvider<T1, T2>(
     private val provider: Pair<PreviewParameterProvider<T1>, PreviewParameterProvider<T2>>
 ) : PreviewParameterProvider<Pair<T1, T2>> {
     override val values: Sequence<Pair<T1, T2>>

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

@@ -30,6 +30,8 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import io.element.android.libraries.designsystem.components.avatar.Avatar
@@ -83,40 +85,33 @@ fun MatrixUserHeader(
     }
 }
 
-@Preview
+open class MatrixUserPreviewParameterProvider : PreviewParameterProvider<MatrixUser> {
-@Composable
+    override val values: Sequence<MatrixUser>
-fun MatrixUserHeaderLightPreview() = ElementPreviewLight { ContentToPreview1() }
+        get() = sequenceOf(
-
-@Preview
-@Composable
-fun MatrixUserHeaderDarkPreview() = ElementPreviewDark { ContentToPreview1() }
-
-@Composable
-private fun ContentToPreview1() {
-    MatrixUserHeader(
             MatrixUser(
                 id = UserId("@alice:server.org"),
                 username = "Alice",
                 avatarData = AvatarData("Alice")
-        )
+            ),
-    )
-}
-
-@Preview
-@Composable
-fun MatrixUserHeaderNoUserNameLightPreview() = ElementPreviewLight { ContentToPreview2() }
-
-@Preview
-@Composable
-fun MatrixUserHeaderNoUserNameDarkPreview() = ElementPreviewDark { ContentToPreview2() }
-
-@Composable
-private fun ContentToPreview2() {
-    MatrixUserHeader(
             MatrixUser(
                 id = UserId("@alice:server.org"),
                 username = null,
                 avatarData = AvatarData("Alice")
-        )
+            ),
         )
 }
+
+@Preview
+@Composable
+fun MatrixUserHeaderLightPreview(@PreviewParameter(MatrixUserPreviewParameterProvider::class) matrixUser: MatrixUser) =
+    ElementPreviewLight { ContentToPreview(matrixUser) }
+
+@Preview
+@Composable
+fun MatrixUserHeaderDarkPreview(@PreviewParameter(MatrixUserPreviewParameterProvider::class) matrixUser: MatrixUser) =
+    ElementPreviewDark { ContentToPreview(matrixUser) }
+
+@Composable
+private fun ContentToPreview(matrixUser: MatrixUser) {
+    MatrixUserHeader(matrixUser)
+}