feat(SearchBook): 全文搜索/全书跳转进度条支持进度恢复

app/src/main/java/io/legado/app/ui/book/read/ReadBookActivity.kt

@@ -125,6 +125,7 @@ class ReadBookActivity : BaseReadBookActivity(),
                     viewModel.searchResultIndex = index
                     binding.searchMenu.updateSearchResultIndex(index)
                     binding.searchMenu.selectedSearchResult?.let { currentResult ->
+                        ReadBook.saveCurrentBookProcess() //退出全文搜索恢复此时进度
                         skipToSearch(currentResult)
                         showActionMenu()
                     }
@@ -493,6 +494,11 @@ class ReadBookActivity : BaseReadBookActivity(),
             keyCode == KeyEvent.KEYCODE_BACK -> {
                 if (isShowingSearchResult) {
                     exitSearchMenu()
+                    restoreLastBookProcess()
+                    return true
+                }
+                if (ReadBook.lastBookPress != null) {
+                    restoreLastBookProcess()
                     return true
                 }
             }
@@ -977,6 +983,7 @@ class ReadBookActivity : BaseReadBookActivity(),
         upNavigationBarColor()
     }
 
+    // 退出全文搜索
     override fun exitSearchMenu() {
         if (isShowingSearchResult) {
             isShowingSearchResult = false
@@ -987,6 +994,19 @@ class ReadBookActivity : BaseReadBookActivity(),
         }
     }
 
+    /* 恢复到 全文搜索/进度条跳转前的位置 */
+    private fun restoreLastBookProcess() {
+        alert(R.string.draw) {
+            setMessage(R.string.restore_last_book_process)
+            yesButton {
+                ReadBook.restoreLastBookProcess() //恢复启动全文搜索前的进度
+            }
+            noButton {
+                ReadBook.lastBookPress = null
+            }
+        }
+    }
+
     override fun showLogin() {
         ReadBook.bookSource?.let {
             startActivity<SourceLoginActivity> {
@@ -1134,8 +1154,6 @@ class ReadBookActivity : BaseReadBookActivity(),
         }
     }
 
-    /* 回复到 全文搜索/进度条跳转前的位置 */
-
     /* 进度条跳转到指定章节 */
     override fun skipToChapter(index: Int) {
         viewModel.openChapter(index)

app/src/main/java/io/legado/app/ui/book/read/ReadMenu.kt

@@ -375,11 +375,13 @@ class ReadMenu @JvmOverloads constructor(
                     "page" -> ReadBook.skipToPage(seekBar.progress)
                     "chapter" -> {
                         if (confirmSkipToChapter) {
+                            ReadBook.saveCurrentBookProcess()
                             callBack.skipToChapter(seekBar.progress)
                         } else {
                             context.alert("章节跳转确认", "确定要跳转章节吗？") {
                                 yesButton {
                                     confirmSkipToChapter = true
+                                    ReadBook.saveCurrentBookProcess()
                                     callBack.skipToChapter(seekBar.progress)
                                 }
                                 noButton {