feat: 优化

app/src/main/java/io/legado/app/help/BookHelp.kt

@@ -196,7 +196,7 @@ object BookHelp {
         origin: String?,
         content: String,
         enableReplace: Boolean
-    ): String {
+    ): List<String> {
         var c = content
         if (enableReplace) {
             synchronized(this) {
@@ -228,9 +228,6 @@ object BookHelp {
                 }
             }
         }
-        if (!c.substringBefore("\n").contains(title)) {
-            c = "$title\n$c"
-        }
         try {
             when (AppConfig.chineseConverterType) {
                 1 -> c = HanLP.convertToSimplifiedChinese(c)
@@ -241,8 +238,13 @@ object BookHelp {
                 App.INSTANCE.toast("简繁转换出错")
             }
         }
-        return c
-            .replace("\\s*\\n+\\s*".toRegex(), "\n${ReadBookConfig.bodyIndent}")
-            .replace("[\\n\\s]+$".toRegex(), "") //移除尾部空行
+        val contents = arrayListOf<String>()
+        c.split("\n").forEach {
+            val str = it.replace("^\\s+".toRegex(), "")
+            if (str.isNotEmpty()) {
+                contents.add("${ReadBookConfig.bodyIndent}str")
+            }
+        }
+        return contents
     }
 }

app/src/main/java/io/legado/app/service/help/ReadBook.kt

@@ -293,7 +293,7 @@ object ReadBook {
     ) {
         Coroutine.async {
             if (chapter.index in durChapterIndex - 1..durChapterIndex + 1) {
-                val c = BookHelp.disposeContent(
+                val contents = BookHelp.disposeContent(
                     chapter.title,
                     book!!.name,
                     webBook?.bookSource?.bookSourceUrl,
@@ -302,18 +302,21 @@ object ReadBook {
                 )
                 when (chapter.index) {
                     durChapterIndex -> {
-                        curTextChapter = ChapterProvider.getTextChapter(chapter, c, chapterSize)
+                        curTextChapter =
+                            ChapterProvider.getTextChapter(chapter, contents, chapterSize)
                         if (upContent) callBack?.upContent(resetPageOffset = resetPageOffset)
                         callBack?.upView()
                         curPageChanged()
                         callBack?.contentLoadFinish()
                     }
                     durChapterIndex - 1 -> {
-                        prevTextChapter = ChapterProvider.getTextChapter(chapter, c, chapterSize)
+                        prevTextChapter =
+                            ChapterProvider.getTextChapter(chapter, contents, chapterSize)
                         if (upContent) callBack?.upContent(-1, resetPageOffset)
                     }
                     durChapterIndex + 1 -> {
-                        nextTextChapter = ChapterProvider.getTextChapter(chapter, c, chapterSize)
+                        nextTextChapter =
+                            ChapterProvider.getTextChapter(chapter, contents, chapterSize)
                         if (upContent) callBack?.upContent(1, resetPageOffset)
                     }
                 }

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

@@ -44,14 +44,13 @@ object ChapterProvider {
      */
     fun getTextChapter(
         bookChapter: BookChapter,
-        content: String,
+        contents: List<String>,
         chapterSize: Int
     ): TextChapter {
         val textPages = arrayListOf<TextPage>()
         val pageLines = arrayListOf<Int>()
         val pageLengths = arrayListOf<Int>()
         val stringBuilder = StringBuilder()
-        val contents = content.split("\n")
         var durY = 0f
         textPages.add(TextPage())
         for ((index, text) in contents.withIndex()) {