fix empty group not round bottom corner issue (#529)

app/src/main/java/me/ash/reader/domain/model/group/Group.kt

@@ -18,6 +18,9 @@ data class Group(
     var accountId: Int,
 ) {
 
+    /**
+     * see [me.ash.reader.domain.model.feed.ImportantNum.important]
+     */
     @Ignore
     var important: Int? = 0
 }

app/src/main/java/me/ash/reader/ui/page/home/feeds/FeedsPage.kt

@@ -1,6 +1,5 @@
 package me.ash.reader.ui.page.home.feeds
 
-import android.util.Log
 import androidx.activity.compose.BackHandler
 import androidx.compose.animation.core.*
 import androidx.compose.foundation.clickable
@@ -229,7 +228,7 @@ fun FeedsPage(
                                 group = groupWithFeed.group,
                                 alpha = groupAlpha,
                                 indicatorAlpha = groupIndicatorAlpha,
-                                isEnded = { index == groupWithFeedList.lastIndex },
+                                roundedBottomCorner = { index == groupWithFeedList.lastIndex || groupWithFeed.group.important == 0 },
                                 onExpanded = {
                                     groupsVisible[groupWithFeed.group.id] = groupsVisible.getOrPut(
                                         groupWithFeed.group.id,

app/src/main/java/me/ash/reader/ui/page/home/feeds/GroupItem.kt

@@ -35,7 +35,7 @@ fun GroupItem(
     group: Group,
     alpha: Float = 1f,
     indicatorAlpha: Float = 1f,
-    isEnded: () -> Boolean,
+    roundedBottomCorner: () -> Boolean,
     isExpanded: () -> Boolean,
     groupOptionViewModel: GroupOptionViewModel = hiltViewModel(),
     onExpanded: () -> Unit = {},
@@ -49,7 +49,7 @@ fun GroupItem(
             .animateContentSize()
             .fillMaxWidth()
             .padding(horizontal = 16.dp)
-            .clip(if (isExpanded() && !isEnded()) ShapeTop32 else Shape32)
+            .clip(if (isExpanded() && !roundedBottomCorner()) ShapeTop32 else Shape32)
             .background(MaterialTheme.colorScheme.secondary.copy(alpha = alpha))
             .combinedClickable(
                 onClick = {

app/src/main/java/me/ash/reader/ui/page/settings/color/feeds/FeedsPagePreview.kt

@@ -94,7 +94,7 @@ fun FeedsPagePreview(
         )
         Spacer(modifier = Modifier.height(12.dp))
         GroupItem(
-            isEnded = { false },
+            roundedBottomCorner = { false },
             isExpanded = { groupListExpand.value },
             group = generateGroupPreview(),
             alpha = groupAlpha,