Refactor(ToolView): Optimize preview code logic

app/src/main/kotlin/top/fatweb/oxygen/toolbox/ui/tool/ToolStoreScreen.kt

@@ -64,7 +64,7 @@ import top.fatweb.oxygen.toolbox.ui.component.scrollbar.scrollbarState
 internal fun ToolStoreRoute(
     modifier: Modifier = Modifier,
     viewModel: ToolStoreViewModel = hiltViewModel(),
-    onNavigateToToolView: (username: String, toolId: String) -> Unit,
+    onNavigateToToolView: (username: String, toolId: String, preview: Boolean) -> Unit,
 ) {
     val toolStorePagingItems = viewModel.storeData.collectAsLazyPagingItems()
     val installInfo by viewModel.installInfo.collectAsState()
@@ -85,7 +85,7 @@ internal fun ToolStoreRoute(
 @Composable
 internal fun ToolStoreScreen(
     modifier: Modifier = Modifier,
-    onNavigateToToolView: (username: String, toolId: String) -> Unit,
+    onNavigateToToolView: (username: String, toolId: String, preview: Boolean) -> Unit,
     toolStorePagingItems: LazyPagingItems<ToolEntity>,
     onChangeInstallStatus: (status: ToolStoreUiState.InstallInfo.Status) -> Unit,
     onChangeInstallType: (type: ToolStoreUiState.InstallInfo.Type) -> Unit,
@@ -125,7 +125,7 @@ internal fun ToolStoreScreen(
                     onChangeInstallType(installType)
                 },
                 onClick = {
-                    onNavigateToToolView(it.authorUsername, it.toolId)
+                    onNavigateToToolView(it.authorUsername, it.toolId, it.upgrade != null)
                 }
             )
 

app/src/main/kotlin/top/fatweb/oxygen/toolbox/ui/tool/ToolViewScreenViewModel.kt

@@ -10,6 +10,7 @@ import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.flow
+import kotlinx.coroutines.flow.flowOf
 import kotlinx.coroutines.flow.stateIn
 import top.fatweb.oxygen.toolbox.model.Result
 import top.fatweb.oxygen.toolbox.navigation.ToolViewArgs
@@ -32,11 +33,14 @@ class ToolViewScreenViewModel @Inject constructor(
     private val toolViewArgs = ToolViewArgs(savedStateHandle)
     private val username = toolViewArgs.username
     private val toolId = toolViewArgs.toolId
+    private val preview = toolViewArgs.preview
+
 
     val toolViewUiState: StateFlow<ToolViewUiState> = toolViewUiState(
         savedStateHandle = savedStateHandle,
         username = username,
         toolId = toolId,
+        preview = preview,
         storeRepository = storeRepository,
         toolRepository = toolRepository
     )
@@ -51,11 +55,13 @@ private fun toolViewUiState(
     savedStateHandle: SavedStateHandle,
     username: String,
     toolId: String,
+    preview: Boolean,
     storeRepository: StoreRepository,
     toolRepository: ToolRepository
 ): Flow<ToolViewUiState> {
     val toolViewTemplate = toolRepository.toolViewTemplate
-    val entityFlow = toolRepository.getToolByUsernameAndToolId(username, toolId)
+    val entityFlow =
+        if (!preview) toolRepository.getToolByUsernameAndToolId(username, toolId) else flowOf(null)
 
     return flow {
         combine(entityFlow, toolViewTemplate, ::Pair).collect { (entityFlow, toolViewTemplate) ->

app/src/main/kotlin/top/fatweb/oxygen/toolbox/ui/tool/ToolsScreen.kt

@@ -68,7 +68,7 @@ internal fun ToolsRoute(
     modifier: Modifier = Modifier,
     viewModel: ToolsScreenViewModel = hiltViewModel(),
     onShowSnackbar: suspend (message: String, action: String?) -> Boolean,
-    onNavigateToToolView: (username: String, toolId: String) -> Unit,
+    onNavigateToToolView: (username: String, toolId: String, preview: Boolean) -> Unit,
     onNavigateToToolStore: () -> Unit
 ) {
     val toolsScreenUiStateState by viewModel.toolsScreenUiState.collectAsStateWithLifecycle()
@@ -88,7 +88,7 @@ internal fun ToolsRoute(
 internal fun ToolsScreen(
     modifier: Modifier = Modifier,
     onShowSnackbar: suspend (message: String, action: String?) -> Boolean,
-    onNavigateToToolView: (username: String, toolId: String) -> Unit,
+    onNavigateToToolView: (username: String, toolId: String, preview: Boolean) -> Unit,
     onNavigateToToolStore: () -> Unit,
     toolsScreenUiState: ToolsScreenUiState,
     onUninstall: (ToolEntity) -> Unit,
@@ -208,7 +208,7 @@ internal fun ToolsScreen(
 
 private fun LazyStaggeredGridScope.toolsPanel(
     toolItems: List<ToolEntity>,
-    onClick: (username: String, toolId: String) -> Unit,
+    onClick: (username: String, toolId: String, preview: Boolean) -> Unit,
     onLongClick: (ToolEntity) -> Unit
 ) {
     items(
@@ -216,7 +216,7 @@ private fun LazyStaggeredGridScope.toolsPanel(
         key = { it.id },
     ) {
         ToolCard(tool = it,
-            onClick = { onClick(it.authorUsername, it.toolId) },
+            onClick = { onClick(it.authorUsername, it.toolId, false) },
             onLongClick = { onLongClick(it) })
     }
 }