Clear history

Author: paulcoding810

app/src/main/java/com/paulcoding/hviewer/database/PostItemDao.kt

@@ -44,4 +44,7 @@ interface PostItemDao {
 
     @Query("SELECT favorite FROM post_items WHERE url = :url")
     suspend fun isFavorite(url: String): Boolean
+
+    @Query("UPDATE post_items SET viewed = 0, viewedAt = 0 WHERE viewed = 1")
+    suspend fun clearHistory()
 }

app/src/main/java/com/paulcoding/hviewer/ui/page/AppEntry.kt

@@ -235,7 +235,8 @@ fun AppEntry(intent: Intent?, appViewModel: AppViewModel) {
                     navToCustomTag = { post, tag ->
                         navToCustomTag(post, tag)
                     },
-                    deleteHistory = appViewModel::deleteHistory
+                    clearHistory = appViewModel::clearHistory,
+                    deleteHistory = appViewModel::deleteHistory,
                 )
             }
             animatedComposable(Route.WEBVIEW) {

app/src/main/java/com/paulcoding/hviewer/ui/page/AppViewModel.kt

@@ -109,7 +109,13 @@ class AppViewModel : ViewModel() {
         viewModelScope.launch {
             DatabaseProvider.getInstance().postItemDao()
                 .setViewed(postItem.url, false)
+        }
+    }
 
+    fun clearHistory() {
+        viewModelScope.launch {
+            DatabaseProvider.getInstance().postItemDao()
+                .clearHistory()
         }
     }
 

app/src/main/java/com/paulcoding/hviewer/ui/page/history/HistoryPage.kt

@@ -10,19 +10,25 @@ import androidx.compose.foundation.lazy.staggeredgrid.StaggeredGridCells
 import androidx.compose.foundation.lazy.staggeredgrid.items
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.Delete
+import androidx.compose.material.icons.outlined.DeleteForever
 import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.material3.TopAppBar
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import com.paulcoding.hviewer.R
 import com.paulcoding.hviewer.model.PostItem
 import com.paulcoding.hviewer.model.Tag
+import com.paulcoding.hviewer.ui.component.ConfirmDialog
 import com.paulcoding.hviewer.ui.component.HBackIcon
 import com.paulcoding.hviewer.ui.component.HEmpty
 import com.paulcoding.hviewer.ui.component.HIcon
@@ -35,9 +41,11 @@ fun HistoryPage(
     goBack: () -> Unit, appViewModel: AppViewModel,
     navToImages: (PostItem) -> Unit,
     navToCustomTag: (PostItem, Tag) -> Unit,
+    clearHistory: () -> Unit,
     deleteHistory: (post: PostItem) -> Unit
 ) {
     val historyPosts by appViewModel.historyPosts.collectAsState(initial = listOf())
+    var showsConfirmClearHistory by remember { mutableStateOf(false) }
 
     Scaffold(
         modifier = Modifier.fillMaxSize(),
@@ -47,6 +55,15 @@ fun HistoryPage(
                 navigationIcon = {
                     HBackIcon { goBack() }
                 },
+                actions = {
+                    HIcon(
+                        Icons.Outlined.DeleteForever,
+                        "Delete",
+                        tint = MaterialTheme.colorScheme.error
+                    ) {
+                        showsConfirmClearHistory = true
+                    }
+                }
             )
         }
     ) { paddings ->
@@ -82,5 +99,14 @@ fun HistoryPage(
                     message = "Such empty"
                 )
         }
+
+        ConfirmDialog(showDialog = showsConfirmClearHistory,
+            onDismiss = { showsConfirmClearHistory = false },
+            title = stringResource(R.string.clear_history),
+            text = stringResource(R.string.clear_history_confirm),
+            onConfirm = {
+                clearHistory()
+                showsConfirmClearHistory = true
+            })
     }
 }

app/src/main/res/values/strings.xml

@@ -45,4 +45,6 @@
     <string name="up_to_Date">Up to date</string>
     <string name="h_viewer_scripts_url">https://github.com/paulcoding810/h-viewer-scripts</string>
     <string name="branch">Branch</string>
+    <string name="clear_history">Clear history</string>
+    <string name="clear_history_confirm">Are you sure you want to clear history?</string>
 </resources>