朋友圈刷新方式调整

app/src/main/java/com/aiosman/ravenow/ui/index/tabs/moment/BaseMomentModel.kt

@@ -3,6 +3,7 @@ package com.aiosman.ravenow.ui.index.tabs.moment
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
+// import android.util.Log
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import com.aiosman.ravenow.data.MomentService
@@ -27,7 +28,8 @@ open class BaseMomentModel :ViewModel(){
 
     val momentLoader = MomentLoader().apply {
         onListChanged = {
-            moments = it
+            // 使用新实例触发 Compose 重组
+            moments = it.toList()
         }
     }
     var refreshing by mutableStateOf(false)
@@ -50,7 +52,8 @@ open class BaseMomentModel :ViewModel(){
     fun loadMore() {
         viewModelScope.launch {
             momentLoader.loadMore(extraArgs())
-            moments = momentLoader.list
+            // 使用新实例触发 Compose 重组
+            moments = momentLoader.list.toList()
         }
     }
 

app/src/main/java/com/aiosman/ravenow/ui/index/tabs/moment/tabs/dynamic/Dynamic.kt

@@ -13,8 +13,10 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import com.aiosman.ravenow.GuestLoginCheckOut
@@ -31,7 +33,7 @@ import kotlinx.coroutines.launch
 @Composable
 fun Dynamic() {
     val model = DynamicViewModel
-    var moments = model.moments
+    val moments = model.moments
     val navController = LocalNavController.current
 
     val scope = rememberCoroutineScope()
@@ -42,23 +44,46 @@ fun Dynamic() {
     })
     val listState = rememberLazyListState()
 
-    // observe list scrolling
+    // 用于跟踪是否已经触发过加载更多
+    var hasTriggeredLoadMore by remember { mutableStateOf(false) }
+
+    // observe list scrolling with simplified logic
     val reachedBottom by remember {
         derivedStateOf {
-            val lastVisibleItem = listState.layoutInfo.visibleItemsInfo.lastOrNull()
-            lastVisibleItem?.index != 0 && lastVisibleItem?.index == listState.layoutInfo.totalItemsCount - 2
+            val layoutInfo = listState.layoutInfo
+            val lastVisibleItem = layoutInfo.visibleItemsInfo.lastOrNull()
+            val totalItems = layoutInfo.totalItemsCount
+            
+            if (lastVisibleItem == null || totalItems == 0) {
+                false
+            } else {
+                val isLastItemVisible = lastVisibleItem.index >= totalItems - 2
+                
+                // 简化逻辑：只要滑动到底部且还没有触发过，就触发加载
+                isLastItemVisible && !hasTriggeredLoadMore
+            }
         }
     }
 
     // load more if scrolled to bottom
     LaunchedEffect(reachedBottom) {
         if (reachedBottom) {
+            hasTriggeredLoadMore = true
             model.loadMore()
         }
     }
     LaunchedEffect(Unit) {
         model.refreshPager()
     }
+    
+    // 监听数据变化，重置加载状态
+    LaunchedEffect(moments.size) {
+        if (moments.size > 0) {
+            // 延迟重置，确保数据已经稳定
+            kotlinx.coroutines.delay(500)
+            hasTriggeredLoadMore = false
+        }
+    }
     Column(
         modifier = Modifier
             .fillMaxSize()