feat: 优化书籍和章节的导出

src/main/kotlin/com/lanyuanxiaoyao/bookstore/Exporter.kt

@@ -0,0 +1,36 @@
+package com.lanyuanxiaoyao.bookstore
+
+data class ExporterItem(val name: String, val content: String)
+
+interface ExporterTemplate {
+    fun exportBook(book: Book): ExporterItem
+    fun exportChapter(chapter: Chapter): ExporterItem
+}
+
+val defaultExporterTemplate = object : ExporterTemplate {
+    override fun exportBook(book: Book): ExporterItem {
+        return ExporterItem(
+            name = book.name,
+            content = StringBuilder().apply {
+                for (chapter in book.chapters.sortedBy { it.sequence }) {
+                    val (chapterName, chapterContent) = exportChapter(chapter)
+                    appendLine(chapterName)
+                    appendLine()
+                    appendLine(chapterContent)
+                }
+                appendLine()
+            }.toString()
+        )
+    }
+
+    override fun exportChapter(chapter: Chapter): ExporterItem {
+        return ExporterItem(
+            name = "第${chapter.sequence}章${if (chapter.name.isNullOrBlank()) "" else "-${chapter.name}"}",
+            content = StringBuilder().apply {
+                for (line in chapter.content.sortedBy { it.sequence }) {
+                    appendLine(line.text)
+                }
+            }.toString()
+        )
+    }
+}

src/main/kotlin/com/lanyuanxiaoyao/bookstore/Processor.kt

@@ -1,5 +1,7 @@
 package com.lanyuanxiaoyao.bookstore
 
+import cn.hutool.core.convert.Convert
+
 // @Configuration
 // class ProcessorConfiguration {
 //     @Bean
@@ -22,39 +24,29 @@ interface Optimization {
     fun handle(line: String): String
 }
 
+class TrimOptimization : Optimization {
+    override fun handle(line: String): String {
+        if (line.isBlank()) return line
+        return line.trim()
+    }
+}
+
 class CharWidthOptimization : Optimization {
     override fun handle(line: String): String {
         if (line.isBlank()) return line
+        return Convert.toDBC(line)
+    }
+}
+
+class QuoteCovertChineseOptimization : Optimization {
+    override fun handle(line: String): String {
         return line
-            .map { char ->
-                if (char in '！'..'～')
-                    char.code - 65248
-                else
-                    char
-            }
-            .joinToString("")
+            .replace(",", "，")
+            .replace("?", "？")
+            .replace("!", "！")
+            .replace(";", "；")
+            .replace(":", "：")
+            .replace("(", "（")
+            .replace(")", "）")
     }
 }
-
-interface ProcessTemplate {
-    fun process(text: String): List<String>
-}
-
-open class AbstractProcessTemplate(
-    private val slicer: Slicer,
-    private val optimizations: List<Optimization>,
-) : ProcessTemplate {
-    override fun process(text: String): List<String> {
-        return slicer.slice(text)
-            .map { line ->
-                optimizations.fold(line) { result, optimization -> optimization.handle(result) }
-            }
-    }
-}
-
-class SexInSexProcessTemplate : AbstractProcessTemplate(
-    RegexSlicer(Regex("")),
-    listOf(
-        CharWidthOptimization(),
-    ),
-)

src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/BookController.kt

@@ -7,6 +7,7 @@ import cn.hutool.core.util.URLUtil
 import com.lanyuanxiaoyao.bookstore.Book
 import com.lanyuanxiaoyao.bookstore.BookRepository
 import com.lanyuanxiaoyao.bookstore.PageResponse
+import com.lanyuanxiaoyao.bookstore.defaultExporterTemplate
 import jakarta.annotation.Resource
 import jakarta.servlet.http.HttpServletResponse
 import jakarta.transaction.Transactional
@@ -75,24 +76,12 @@ class BookController {
     @GetMapping("export/{bookId}")
     fun export(@PathVariable("bookId") bookId: String, response: HttpServletResponse) {
         val book = bookRepository.findById(bookId).orElseThrow()
-        val builder = StringBuilder()
-        for (chapter in book.chapters.sortedBy { it.sequence }) {
-            if (chapter.name.isNullOrBlank()) {
-                builder.appendLine("第${chapter.sequence}章")
-            } else {
-                builder.appendLine("第${chapter.sequence}章 ${chapter.name}")
-            }
-            builder.appendLine()
-            for (line in chapter.content.sortedBy { it.sequence }) {
-                builder.appendLine(line.text)
-            }
-            builder.appendLine()
-        }
+        val result = defaultExporterTemplate.exportBook(book)
         response.setHeader("Access-Control-Expose-Headers", "Content-Type")
         response.setHeader("Content-Type", "text/plain")
         response.setHeader("Access-Control-Expose-Headers", "Content-Disposition")
-        response.setHeader("Content-Disposition", StrUtil.format("attachment; filename={}", URLUtil.encodeAll("${book.name}.txt")))
-        IoUtil.copy(builder.toString().byteInputStream(), response.outputStream)
+        response.setHeader("Content-Disposition", StrUtil.format("attachment; filename={}", URLUtil.encodeAll("${result.name}.txt")))
+        IoUtil.copy(result.content.byteInputStream(), response.outputStream)
     }
 
     data class ViewItem(

src/main/kotlin/com/lanyuanxiaoyao/bookstore/controller/ChapterController.kt

@@ -1,6 +1,9 @@
 package com.lanyuanxiaoyao.bookstore.controller
 
+import cn.hutool.core.io.IoUtil
 import cn.hutool.core.util.IdUtil
+import cn.hutool.core.util.StrUtil
+import cn.hutool.core.util.URLUtil
 import com.lanyuanxiaoyao.bookstore.Book
 import com.lanyuanxiaoyao.bookstore.BookRepository
 import com.lanyuanxiaoyao.bookstore.Chapter
@@ -9,7 +12,9 @@ import com.lanyuanxiaoyao.bookstore.Line
 import com.lanyuanxiaoyao.bookstore.LineRepository
 import com.lanyuanxiaoyao.bookstore.PageResponse
 import com.lanyuanxiaoyao.bookstore.SingleResponse
+import com.lanyuanxiaoyao.bookstore.defaultExporterTemplate
 import jakarta.annotation.Resource
+import jakarta.servlet.http.HttpServletResponse
 import jakarta.transaction.Transactional
 import org.slf4j.LoggerFactory
 import org.springframework.data.domain.PageRequest
@@ -40,7 +45,7 @@ class ChapterController {
     fun list(
         @PathVariable("bookId") bookId: String,
         @RequestParam("page", defaultValue = "1") page: Int,
-        @RequestParam("size", defaultValue = "10") size: Int
+        @RequestParam("size", defaultValue = "10") size: Int,
     ): PageResponse<ViewItem> {
         val pageable = chapterRepository.findAll({ root, _, builder ->
             builder.equal(root.get<Book>("book").get<String>("bookId"), bookId)
@@ -101,11 +106,26 @@ class ChapterController {
             lineRepository
                 .findAll({ root, _, builder ->
                     builder.equal(root.get<Chapter>("chapter").get<String>("chapterId"), chapterId)
-                }, Sort.by(Sort.Direction.DESC, "sequence"))
+                }, Sort.by(Sort.Direction.ASC, "sequence"))
                 .joinToString("\n") { "<p>${it.text}</p>" }
         )
     }
 
+    @Transactional
+    @GetMapping("export/{chapterId}")
+    fun export(@PathVariable("chapterId") chapterId: String, response: HttpServletResponse) {
+        val chapter = chapterRepository.findById(chapterId).orElseThrow()
+        val result = defaultExporterTemplate.exportChapter(chapter)
+        response.setHeader("Access-Control-Expose-Headers", "Content-Type")
+        response.setHeader("Content-Type", "text/plain")
+        response.setHeader("Access-Control-Expose-Headers", "Content-Disposition")
+        response.setHeader(
+            "Content-Disposition",
+            StrUtil.format("attachment; filename={}", URLUtil.encodeAll("${result.name}.txt"))
+        )
+        IoUtil.copy(result.content.byteInputStream(), response.outputStream)
+    }
+
     @Transactional
     @GetMapping("remove/{chapterId}")
     fun remove(@PathVariable("chapterId") chapterId: String) {
@@ -128,6 +148,6 @@ class ChapterController {
 
     data class ImportItem(
         val override: Boolean = false,
-        val text: String
+        val text: String,
     )
 }

src/main/resources/static/index.html

@@ -208,6 +208,12 @@
                                                                     },
                                                                 },
                                                             },
+                                                            {
+                                                                type: 'action',
+                                                                label: '导出',
+                                                                actionType: 'download',
+                                                                api: '${base}/chapter/export/${chapterId}',
+                                                            },
                                                             {
                                                                 type: 'action',
                                                                 label: '编辑正文',

src/test/kotlin/com/lanyuanxiaoyao/bookstore/ChapterOptimization.kt

@@ -0,0 +1,19 @@
+package com.lanyuanxiaoyao.bookstore
+
+import java.io.File
+import org.junit.jupiter.api.Test
+
+class ChapterOptimization {
+    @Test
+    fun run() {
+        val optimizations = listOf(
+            TrimOptimization(),
+            CharWidthOptimization(),
+            QuoteCovertChineseOptimization(),
+        )
+        val content = File("C:\\Users\\lanyuanxiaoyao\\Downloads\\第141章-反攻云岚宗.txt")
+            .readLines()
+            .joinToString("\n") { optimizations.fold(it) { line, optimization -> optimization.handle(line) } }
+        println(content)
+    }
+}