Create sheetStateForPreview to avoid code duplication.

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

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.libraries.designsystem.preview
+
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.SheetState
+import androidx.compose.material3.SheetValue
+
+@OptIn(ExperimentalMaterial3Api::class)
+val sheetStateForPreview = SheetState(
+    skipPartiallyExpanded = true,
+    initialValue = SheetValue.Expanded,
+)

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

@@ -25,7 +25,6 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.BottomSheetDefaults
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.SheetState
-import androidx.compose.material3.SheetValue
 import androidx.compose.material3.contentColorFor
 import androidx.compose.material3.rememberModalBottomSheetState
 import androidx.compose.runtime.Composable
@@ -38,6 +37,7 @@ import androidx.compose.ui.unit.dp
 import io.element.android.libraries.designsystem.preview.ElementPreviewDark
 import io.element.android.libraries.designsystem.preview.ElementPreviewLight
 import io.element.android.libraries.designsystem.preview.PreviewGroup
+import io.element.android.libraries.designsystem.preview.sheetStateForPreview
 import io.element.android.libraries.theme.ElementTheme
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
@@ -100,10 +100,7 @@ private fun ContentToPreview() {
     ) {
         ModalBottomSheet(
             onDismissRequest = {},
-            sheetState = SheetState(
+            sheetState = sheetStateForPreview,
-                skipPartiallyExpanded = true,
-                initialValue = SheetValue.Expanded,
-            ),
         ) {
             Text(
                 text = "Sheet Content",