From 46b5131872183c449f215dba2fd13630db4d2090 Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Mon, 26 Aug 2019 21:32:54 +0800
Subject: [PATCH] up

---
 app/src/main/java/io/legado/app/help/BookHelp.kt      | 10 ++++++++++
 .../io/legado/app/ui/readbook/ReadBookActivity.kt     |  1 +
 .../io/legado/app/ui/readbook/ReadBookViewModel.kt    | 11 +++++++++++
 3 files changed, 22 insertions(+)

diff --git a/app/src/main/java/io/legado/app/help/BookHelp.kt b/app/src/main/java/io/legado/app/help/BookHelp.kt
index cda999353..ab0f5ab95 100644
--- a/app/src/main/java/io/legado/app/help/BookHelp.kt
+++ b/app/src/main/java/io/legado/app/help/BookHelp.kt
@@ -57,6 +57,16 @@ object BookHelp {
         return null
     }
 
+    fun delContent(book: Book, bookChapter: BookChapter) {
+        val filePath = getChapterPath(book, bookChapter)
+        kotlin.runCatching {
+            val file = File(filePath)
+            if (file.exists()) {
+                file.delete()
+            }
+        }
+    }
+
     private fun getChapterPath(book: Book, bookChapter: BookChapter): String {
         val bookFolder = formatFolderName(book.name + book.bookUrl)
         val chapterFile = String.format("%05d-%s", bookChapter.index, formatFolderName(bookChapter.title))
diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
index b5cecfe0d..11b411413 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
@@ -180,6 +180,7 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
                 }
                 changeSourceDialog?.show(supportFragmentManager, ChangeSourceDialog.tag)
             }
+            R.id.menu_refresh -> viewModel.refreshContent()
         }
         return super.onCompatOptionsItemSelected(item)
     }
diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadBookViewModel.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadBookViewModel.kt
index 7dcd4254d..fb64672df 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadBookViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadBookViewModel.kt
@@ -228,6 +228,17 @@ class ReadBookViewModel(application: Application) : BaseViewModel(application) {
         }
     }
 
+    fun refreshContent() {
+        execute {
+            bookData.value?.let { book ->
+                App.db.bookChapterDao().getChapter(book.bookUrl, durChapterIndex)?.let { chapter ->
+                    BookHelp.delContent(book, chapter)
+                    loadContent(book, durChapterIndex)
+                }
+            }
+        }
+    }
+
     override fun onCleared() {
         super.onCleared()
         ReadAloudService.stop(context)