[修复] 修复无法打开除文本之外的问题、修复在有在线封面时依旧显示文字的问题、修复主页面底部间距等界面问题

app/src/main/java/io/legado/app/help/http/HttpHelper.kt

@@ -8,12 +8,16 @@ import io.legado.app.help.glide.progress.ProgressResponseBody
 import io.legado.app.help.http.CookieManager.cookieJarHeader
 import io.legado.app.model.ReadManga
 import io.legado.app.utils.NetworkUtils
+import okhttp3.Cache
 import okhttp3.ConnectionSpec
 import okhttp3.Cookie
 import okhttp3.CookieJar
 import okhttp3.Credentials
 import okhttp3.HttpUrl
+import okhttp3.Interceptor
 import okhttp3.OkHttpClient
+import splitties.init.appCtx
+import java.io.File
 import java.net.InetSocketAddress
 import java.net.Proxy
 import java.util.concurrent.ConcurrentHashMap
@@ -47,6 +51,26 @@ val cookieJar by lazy {
     }
 }
 
+/**
+ * 强制缓存拦截器，对于图片资源，如果没有缓存头，则强制缓存30天
+ */
+private val cacheControlInterceptor = Interceptor { chain ->
+    val request = chain.request()
+    val response = chain.proceed(request)
+    val url = request.url.toString()
+    if (url.contains("image", true) || url.endsWith(".jpg") || url.endsWith(".png") || url.endsWith(
+            ".webp"
+        ) || url.endsWith(".jpeg")
+    ) {
+        response.newBuilder()
+            .header("Cache-Control", "public, max-age=2592000")
+            .removeHeader("Pragma")
+            .build()
+    } else {
+        response
+    }
+}
+
 val okHttpClient: OkHttpClient by lazy {
     val specs = arrayListOf(
         ConnectionSpec.MODERN_TLS,
@@ -54,7 +78,11 @@ val okHttpClient: OkHttpClient by lazy {
         ConnectionSpec.CLEARTEXT
     )
 
+    //TODO：自定义缓存大小
+    val cache = Cache(File(appCtx.cacheDir, "http_cache"), 100L * 1024L * 1024L)
+
     val builder = OkHttpClient.Builder()
+        .cache(cache)
         .connectTimeout(15, TimeUnit.SECONDS)
         .writeTimeout(15, TimeUnit.SECONDS)
         .readTimeout(60, TimeUnit.SECONDS)
@@ -77,9 +105,9 @@ val okHttpClient: OkHttpClient by lazy {
             }
             builder.addHeader("Keep-Alive", "300")
             builder.addHeader("Connection", "Keep-Alive")
-            builder.addHeader("Cache-Control", "no-cache")
             chain.proceed(builder.build())
         }
+        .addNetworkInterceptor(cacheControlInterceptor) // 添加强制缓存拦截器
         .addNetworkInterceptor { chain ->
             var request = chain.request()
             val enableCookieJar = request.header(cookieJarHeader) != null

app/src/main/java/io/legado/app/ui/main/MainScreen.kt

@@ -1,9 +1,13 @@
 package io.legado.app.ui.main
 
 import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.pager.HorizontalPager
 import androidx.compose.foundation.pager.rememberPagerState
 import androidx.compose.material.icons.Icons
@@ -22,23 +26,26 @@ import androidx.compose.material3.IconButton
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.NavigationBarItem
 import androidx.compose.material3.NavigationBarItemDefaults
-import androidx.compose.material3.NavigationRail
-import androidx.compose.material3.NavigationRailItem
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
+import androidx.compose.material3.WideNavigationRail
+import androidx.compose.material3.WideNavigationRailItem
+import androidx.compose.material3.WideNavigationRailValue
+import androidx.compose.material3.rememberWideNavigationRailState
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import dev.chrisbanes.haze.HazeState
 import dev.chrisbanes.haze.hazeSource
 import io.legado.app.R
 import io.legado.app.ui.book.info.BookInfoActivity
-import io.legado.app.ui.book.read.ReadBookActivity
 import io.legado.app.ui.book.search.SearchActivity
 import io.legado.app.ui.config.mainConfig.MainConfig
 import io.legado.app.ui.main.bookshelf.BookshelfScreen
@@ -48,6 +55,7 @@ import io.legado.app.ui.main.rss.RssScreen
 import io.legado.app.ui.theme.regularHazeEffect
 import io.legado.app.ui.widget.components.GlassDefaults
 import io.legado.app.utils.startActivity
+import io.legado.app.utils.startActivityForBook
 import kotlinx.coroutines.launch
 import org.koin.androidx.compose.koinViewModel
 
@@ -78,27 +86,60 @@ fun MainScreen(
     }
     val pagerState = rememberPagerState(initialPage = initialPage) { destinations.size }
 
+    val navState = rememberWideNavigationRailState(
+        initialValue = if (MainConfig.navExtended)
+            WideNavigationRailValue.Expanded
+        else
+            WideNavigationRailValue.Collapsed
+    )
+
+    LaunchedEffect(navState.currentValue) {
+        MainConfig.navExtended =
+            navState.currentValue == WideNavigationRailValue.Expanded
+    }
+
     Row(modifier = Modifier.fillMaxSize()) {
         if (useRail && MainConfig.showBottomView) {
-            NavigationRail(
+            WideNavigationRail(
+                state = navState,
                 header = {
-                    IconButton(onClick = { MainConfig.navExtended = !MainConfig.navExtended }) {
-                        Icon(
-                            if (MainConfig.navExtended) Icons.AutoMirrored.Filled.MenuOpen else Icons.Default.Menu,
-                            contentDescription = null
+                    val expanded = navState.targetValue == WideNavigationRailValue.Expanded
+
+                    Column {
+                        IconButton(
+                            modifier = Modifier.padding(start = 24.dp),
+                            onClick = {
+                                coroutineScope.launch {
+                                    if (expanded) navState.collapse()
+                                    else navState.expand()
+                                }
+                            }
+                        ) {
+                            Icon(
+                                if (expanded)
+                                    Icons.AutoMirrored.Filled.MenuOpen
+                                else
+                                    Icons.Default.Menu,
+                                contentDescription = null
+                            )
+                        }
+
+                        Spacer(modifier = Modifier.height(8.dp))
+
+                        ExtendedFloatingActionButton(
+                            modifier = Modifier.padding(start = 20.dp),
+                            onClick = { context.startActivity<SearchActivity>() },
+                            expanded = expanded,
+                            icon = { Icon(Icons.Default.Search, contentDescription = null) },
+                            text = { Text(stringResource(R.string.search)) }
                         )
                     }
-                    ExtendedFloatingActionButton(
-                        onClick = { context.startActivity<SearchActivity>() },
-                        expanded = MainConfig.navExtended,
-                        icon = { Icon(Icons.Default.Search, contentDescription = null) },
-                        text = { Text(text = stringResource(R.string.search)) }
-                    )
                 }
             ) {
                 destinations.forEachIndexed { index, destination ->
                     val selected = pagerState.currentPage == index
-                    NavigationRailItem(
+                    WideNavigationRailItem(
+                        railExpanded = navState.targetValue == WideNavigationRailValue.Expanded,
                         selected = selected,
                         onClick = {
                             coroutineScope.launch {
@@ -157,14 +198,12 @@ fun MainScreen(
                     state = pagerState,
                     modifier = Modifier.fillMaxSize(),
                     userScrollEnabled = true,
-                    beyondViewportPageCount = 1
+                    beyondViewportPageCount = 3
                 ) { page ->
                     when (destinations[page]) {
                         MainDestination.Bookshelf -> BookshelfScreen(
                             onBookClick = { book ->
-                                context.startActivity<ReadBookActivity> {
-                                    putExtra("bookUrl", book.bookUrl)
-                                }
+                                context.startActivityForBook(book)
                             },
                             onBookLongClick = { book ->
                                 context.startActivity<BookInfoActivity> {

app/src/main/java/io/legado/app/ui/main/bookshelf/BookItem.kt

@@ -71,12 +71,14 @@ fun BookshelfItem(
                 val coverModifier = if (coverShadow) {
                     Modifier
                         .fillMaxWidth()
-                        .shadow(4.dp, RoundedCornerShape(4.dp))
+                        .shadow(4.dp, MaterialTheme.shapes.extraSmall)
                 } else {
                     Modifier.fillMaxWidth()
                 }
 
-                Box {
+                Box(
+                    modifier = Modifier.clip(MaterialTheme.shapes.extraSmall)
+                ) {
                     cover(coverModifier)
                     if (isCompact) {
                         Text(
@@ -135,7 +137,7 @@ fun BookshelfItem(
             ) {
                 cover(
                     Modifier
-                        .width(if (!isCompact) 70.dp else 55.dp)
+                        .width(if (!isCompact) 80.dp else 56.dp)
                         .padding(end = 12.dp)
                 )
                 Column(

app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfScreen.kt

@@ -8,11 +8,9 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.grid.GridCells
 import androidx.compose.foundation.lazy.grid.LazyVerticalGrid
 import androidx.compose.foundation.lazy.grid.items
-import androidx.compose.foundation.lazy.items
 import androidx.compose.foundation.pager.HorizontalPager
 import androidx.compose.foundation.pager.rememberPagerState
 import androidx.compose.material.icons.Icons
@@ -254,7 +252,7 @@ fun BookshelfScreen(
                                         text = group.groupName,
                                         maxLines = 1,
                                         overflow = TextOverflow.Ellipsis,
-                                        modifier = Modifier.padding(horizontal = 4.dp),
+                                        modifier = Modifier.padding(horizontal = 8.dp),
                                         color = MaterialTheme.colorScheme.onSurfaceVariant
                                     )
                                 }
@@ -291,16 +289,20 @@ fun BookshelfScreen(
             }
         ) {
             if (bookGroupStyle == 2 && isInFolderRoot) {
-
-                if (uiState.bookshelfLayoutMode == 0) {
-                    LazyColumn(
-                        modifier = Modifier.fillMaxSize(),
-                        contentPadding = PaddingValues(
-                            top = paddingValues.calculateTopPadding(),
-                            bottom = 56.dp
-                        )
-                    ) {
-                        items(uiState.groups) { group ->
+                LazyVerticalGrid(
+                    columns = GridCells.Fixed(uiState.bookshelfLayoutGrid.coerceAtLeast(1)),
+                    modifier = Modifier.fillMaxSize(),
+                    contentPadding = PaddingValues(
+                        top = paddingValues.calculateTopPadding(),
+                        bottom = 120.dp,
+                        start = if (uiState.bookshelfLayoutMode != 0) 12.dp else 0.dp,
+                        end = if (uiState.bookshelfLayoutMode != 0) 12.dp else 0.dp
+                    ),
+                    verticalArrangement = Arrangement.spacedBy(if (uiState.bookshelfLayoutMode != 0) 8.dp else 0.dp),
+                    horizontalArrangement = Arrangement.spacedBy(if (uiState.bookshelfLayoutMode != 0) 8.dp else 0.dp)
+                ) {
+                    items(uiState.groups) { group ->
+                        if (uiState.bookshelfLayoutMode == 0) {
                             BookGroupItemList(
                                 group = group,
                                 previewBooks = uiState.groupPreviews[group.groupId] ?: emptyList(),
@@ -317,23 +319,7 @@ fun BookshelfScreen(
                                 },
                                 onLongClick = { showGroupManageSheet = true }
                             )
-                        }
-                    }
-                } else {
-                    LazyVerticalGrid(
-                        columns = GridCells.Fixed(uiState.bookshelfLayoutGrid),
-                        modifier = Modifier.fillMaxSize(),
-                        contentPadding = PaddingValues(
-                            top = paddingValues.calculateTopPadding(),
-                            bottom = paddingValues.calculateBottomPadding() + 16.dp,
-                            start = 12.dp,
-                            end = 12.dp
-                        ),
-                        verticalArrangement = Arrangement.spacedBy(8.dp),
-                        horizontalArrangement = Arrangement.spacedBy(8.dp)
-                    ) {
-                        items(uiState.groups) { group ->
-
+                        } else {
                             BookGroupItemGrid(
                                 group = group,
                                 previewBooks = uiState.groupPreviews[group.groupId] ?: emptyList(),
@@ -358,7 +344,7 @@ fun BookshelfScreen(
                 HorizontalPager(
                     state = pagerState,
                     modifier = Modifier.fillMaxSize(),
-                    beyondViewportPageCount = 1,
+                    beyondViewportPageCount = 3,
                     key = { if (it < uiState.groups.size) uiState.groups[it].groupId else it }
                 ) { pageIndex ->
                     val group = uiState.groups.getOrNull(pageIndex)
@@ -447,52 +433,31 @@ fun BookshelfPage(
     onBookClick: (Book) -> Unit,
     onBookLongClick: (Book) -> Unit
 ) {
-    if (uiState.bookshelfLayoutMode == 0) {
-        LazyColumn(
-            modifier = Modifier.fillMaxSize(),
-            contentPadding = PaddingValues(
-                top = paddingValues.calculateTopPadding(),
-                bottom = 56.dp
+    LazyVerticalGrid(
+        columns = GridCells.Fixed(uiState.bookshelfLayoutGrid.coerceAtLeast(1)),
+        modifier = Modifier.fillMaxSize(),
+        contentPadding = PaddingValues(
+            top = paddingValues.calculateTopPadding(),
+            bottom = 120.dp,
+            start = if (uiState.bookshelfLayoutMode != 0) 12.dp else 0.dp,
+            end = if (uiState.bookshelfLayoutMode != 0) 12.dp else 0.dp
+        ),
+        verticalArrangement = Arrangement.spacedBy(if (uiState.bookshelfLayoutMode != 0) 8.dp else 0.dp),
+        horizontalArrangement = Arrangement.spacedBy(if (uiState.bookshelfLayoutMode != 0) 8.dp else 0.dp)
+    ) {
+        items(books, key = { it.bookUrl }) { book ->
+            BookItem(
+                book = book,
+                layoutMode = uiState.bookshelfLayoutMode,
+                isCompact = uiState.bookshelfLayoutCompact,
+                isUpdating = uiState.updatingBooks.contains(book.bookUrl),
+                titleSmallFont = uiState.titleSmallFont,
+                titleCenter = uiState.titleCenter,
+                titleMaxLines = uiState.titleMaxLines,
+                coverShadow = uiState.coverShadow,
+                onClick = { onBookClick(book) },
+                onLongClick = { onBookLongClick(book) }
             )
-        ) {
-            items(books, key = { it.bookUrl }) { book ->
-                BookItem(
-                    book = book,
-                    layoutMode = uiState.bookshelfLayoutMode,
-                    isCompact = uiState.bookshelfLayoutCompact,
-                    isUpdating = uiState.updatingBooks.contains(book.bookUrl),
-                    onClick = { onBookClick(book) },
-                    onLongClick = { onBookLongClick(book) }
-                )
-            }
-        }
-    } else {
-        LazyVerticalGrid(
-            columns = GridCells.Fixed(uiState.bookshelfLayoutGrid),
-            modifier = Modifier.fillMaxSize(),
-            contentPadding = PaddingValues(
-                top = paddingValues.calculateTopPadding(),
-                bottom = paddingValues.calculateBottomPadding() + 16.dp,
-                start = 12.dp,
-                end = 12.dp
-            ),
-            verticalArrangement = Arrangement.spacedBy(8.dp),
-            horizontalArrangement = Arrangement.spacedBy(8.dp)
-        ) {
-            items(books, key = { it.bookUrl }) { book ->
-                BookItem(
-                    book = book,
-                    layoutMode = uiState.bookshelfLayoutMode,
-                    isCompact = uiState.bookshelfLayoutCompact,
-                    isUpdating = uiState.updatingBooks.contains(book.bookUrl),
-                    titleSmallFont = uiState.titleSmallFont,
-                    titleCenter = uiState.titleCenter,
-                    titleMaxLines = uiState.titleMaxLines,
-                    coverShadow = uiState.coverShadow,
-                    onClick = { onBookClick(book) },
-                    onLongClick = { onBookLongClick(book) }
-                )
-            }
         }
     }
 }

app/src/main/java/io/legado/app/ui/main/bookshelf/BookshelfViewModel.kt

@@ -105,7 +105,7 @@ class BookshelfViewModel(application: Application) : BaseViewModel(application)
     val scrollTrigger = MutableSharedFlow<Unit>(extraBufferCapacity = 1)
 
     val groupsFlow: StateFlow<List<BookGroup>> = appDb.bookGroupDao.show.asFlow()
-        .map { it ?: emptyList() }
+        .map { it }
         .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5000), emptyList())
 
     private val allBooksFlow = appDb.bookDao.flowAll().flowOn(Dispatchers.Default)

app/src/main/java/io/legado/app/ui/main/explore/ExploreScreen.kt

@@ -166,7 +166,7 @@ fun ExploreScreen(
                 modifier = Modifier.fillMaxSize(),
                 contentPadding = PaddingValues(
                     top = paddingValues.calculateTopPadding(),
-                    bottom = paddingValues.calculateBottomPadding() + 16.dp
+                    bottom = 120.dp
                 )
             ) {
                 uiState.items.forEach { item ->

app/src/main/java/io/legado/app/ui/main/my/MyScreen.kt

@@ -1,8 +1,10 @@
 package io.legado.app.ui.main.my
 
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.WindowInsets
 import androidx.compose.foundation.layout.WindowInsetsSides
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.only
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.systemBars
@@ -90,9 +92,13 @@ fun MyScreen(
     ) { padding ->
         Column(
             modifier = Modifier
-                .padding(padding)
-                .verticalScroll(rememberScrollState())
+                .padding(
+                    top = padding.calculateTopPadding()
+                )
+                .verticalScroll(rememberScrollState()),
+            //TODO:暂时这样解决，改天加模糊
         ) {
+
             SplicedColumnGroup(
                 modifier = Modifier.padding(horizontal = 16.dp),
                 title = ""
@@ -271,6 +277,8 @@ fun MyScreen(
                     }
                 )
             }
+
+            Spacer(Modifier.height(120.dp))
         }
     }
 }

app/src/main/java/io/legado/app/ui/main/rss/RssScreen.kt

@@ -165,7 +165,7 @@ fun RssScreen(
                 start = 12.dp,
                 end = 12.dp,
                 top = paddingValues.calculateTopPadding() + 8.dp,
-                bottom = paddingValues.calculateBottomPadding() + 12.dp
+                bottom = 120.dp
             ),
             horizontalArrangement = Arrangement.spacedBy(12.dp),
             verticalArrangement = Arrangement.spacedBy(12.dp)

app/src/main/java/io/legado/app/ui/widget/components/cover/BookCover.kt

@@ -22,7 +22,10 @@ import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
@@ -64,6 +67,8 @@ fun BookCover(
         BookCover.getRandomDefaultDrawable(seed = name ?: author ?: path ?: "")
     }
 
+    var isOnlineCoverLoaded by remember(path) { mutableStateOf(false) }
+
     Box(
         modifier = modifier
             .aspectRatio(5f / 7f)
@@ -98,16 +103,26 @@ fun BookCover(
             imageLoader = koinInject(),
             contentScale = ContentScale.Crop,
             modifier = Modifier.fillMaxSize(),
-            onSuccess = { onLoadFinish?.invoke() },
-            onError = { onLoadFinish?.invoke() }
+            onSuccess = {
+                if (finalPath != null) {
+                    isOnlineCoverLoaded = true
+                }
+                onLoadFinish?.invoke()
+            },
+            onError = {
+                isOnlineCoverLoaded = false
+                onLoadFinish?.invoke()
+            }
         )
 
-        // 2. 文字叠加层（始终尝试渲染，由 CoverConfig 内部控制具体显示逻辑）
-        CoverTextOverlay(
-            name = name,
-            author = author,
-            isNight = isNight
-        )
+        // 2. 文字叠加层（当没有在线封面或者加载失败时显示）
+        if (!isOnlineCoverLoaded) {
+            CoverTextOverlay(
+                name = name,
+                author = author,
+                isNight = isNight
+            )
+        }
 
         // 3. 角标 (Badge)
         if (badgeContent != null) {