ow

Program.cs

@@ -33,6 +33,7 @@ public partial class Program
             string taskName = null;
             Dictionary<string, string> bodyDict = new Dictionary<string, string>();
 
+            File.AppendAllText("log.txt", "Main:" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
 
             if (args != null && args.Length > 0)
             {

Properties/launchSettings.json

@@ -2,7 +2,7 @@
   "profiles": {
     "CloudBuilder.Topshelf": {
       "commandName": "Project",
-      "commandLineArgs": "task:ChineseNameExtractorTask book_id:B000008"
+      "commandLineArgs": "task:TtsTask book_id:B000008 chapter_id:4 speed:1 voice:Sherpa2 actor:韩立 actor_voice:Sherpa1 save_path:D:\\\\Net8\\\\FileServer\\\\Backup\\\\DmsFile\\\\voice"
     }
   }
 }

Python/Hanlp2.cs

@@ -156,6 +156,27 @@ namespace CloudBuilder.Topshelf.Python
             return null;
         }
 
+        public List<string> GetSurnames()
+        {
+            try
+            {
+                //必须定义方法的方式使用
+                using (Py.GIL())
+                {
+                    string json = python.GetValueExec($"processor.get_surnames_json()");
+                    // 反序列化
+                    if (json == "[]") return null;
+                    return JsonSerializer.Deserialize<List<string>>(json);
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine(ex.Message);
+            }
+            return null;
+        }
+
+
         public string Get(string arg)
         {
             return python.GetValueExec(arg);

Task/AI/ChineseNameExtractorTask.cs

@@ -3,15 +3,16 @@ using CloudBuilder.Core.DatabaseAccessor.Entity;
 using CloudBuilder.Core.DependencyInjection.Task;
 using CloudBuilder.Topshelf.Python;
 using CloudBuilder.Topshelf.Utility;
+using System.Text.RegularExpressions;
 using static System.Net.Mime.MediaTypeNames;
 
 namespace CloudBuilder.Topshelf.Task
 {
-    //task:ChineseNameExtractorTask book_id:B000008
+    //task:ChineseNameExtractorTask book_id:B000008 chapter_id:3
     public class ChineseNameExtractorTask : IScheduleTask
     {
         private readonly IApplicationService service;
-
+        private List<string> commonSurnames;
         public ChineseNameExtractorTask(IApplicationService service)
         {
             this.service = service;
@@ -19,14 +20,20 @@ namespace CloudBuilder.Topshelf.Task
 
         public void Run(Dictionary<string, string> bodyDict)
         {
+            File.AppendAllText("log.txt", "ChineseNameExtractorTask:" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
+
             if (!bodyDict.ContainsKey("book_id")) return;
 
-            string guid = bodyDict["book_id"];
+            string bookId = bodyDict["book_id"];
+            string chapterId = string.Empty;
+            if (bodyDict.ContainsKey("chapter_id"))
+                chapterId = bodyDict["chapter_id"];
 
             PythonCommand python = new PythonCommand(service);
             try
             {
                 Hanlp2 hanlp = new Hanlp2(python);
+                commonSurnames = hanlp.GetSurnames();
 
                 IRepository<AiSentenceViewEntity> repository = service.GetRepository<IRepository<AiSentenceViewEntity>>();
 
@@ -34,6 +41,9 @@ namespace CloudBuilder.Topshelf.Task
 
                 IRepository<AiChapterPersonEntity> repositoryAiChapterPersonEntity = service.GetRepository<IRepository<AiChapterPersonEntity>>();
 
+                AiChapterPersonEntity[] dels = repositoryAiChapterPersonEntity.DetachedEntities.Where(x => x.BookId == bookId).ToArray();
+                if (dels != null && dels.Length > 0) repositoryAiChapterPersonEntity.DeleteNow(dels);
+
                 string depRoot;
 
                 List<NamedEntity> ners;
@@ -44,7 +54,7 @@ namespace CloudBuilder.Topshelf.Task
 
                 SpeakerAnalysisHelper speakerAnalysisHelper = new SpeakerAnalysisHelper();
 
-                AiSentenceViewEntity[] ents = repository.DetachedEntities.Where(x => x.BookId == guid).OrderBy(x => x.ChapterId).ThenBy(x => x.ParagraphId).ThenBy(x => x.SentenceIndex).ToArray();
+                AiSentenceViewEntity[] ents = repository.DetachedEntities.Where(x => x.BookId == bookId && (string.IsNullOrEmpty(chapterId) || x.ChapterId == Convert.ToInt32(chapterId))).OrderBy(x => x.ChapterId).ThenBy(x => x.ParagraphId).ThenBy(x => x.SentenceIndex).ToArray();
                 if (ents == null || ents.Length == 0) return;
 
                 AiSentenceEntity aiSentenceEntity;
@@ -70,22 +80,23 @@ namespace CloudBuilder.Topshelf.Task
                         {
                             if (p.Length == 1) continue;
                             aiChapterPerson = new AiChapterPersonEntity();
-                            aiChapterPerson.PersonName = p;
+                            aiChapterPerson.PersonName = KeepChineseCharactersOnly(p);
                             aiChapterPerson.BookId = ent.BookId;
                             aiChapterPerson.ChapterId = ent.ChapterId;
                             aiChapterPerson.ParagraphIndex = ent.ParagraphId;
-                            aiChapterPerson.SentenceIndex= ent.SentenceIndex;
+                            aiChapterPerson.SentenceIndex = ent.SentenceIndex;
+                            aiChapterPerson.DialogueIndc = ent.DialogueIndc;
                             aiChapterPerson.OrderIndex = orderIndex++;
                             cps.Add(aiChapterPerson);
                             repositoryAiChapterPersonEntity.InsertNow(aiChapterPerson);
                         }
                     }
 
-                    UpdateProgress(processedLines, totalLines);
+                    ConsoleOutput.UpdateProgress(processedLines, totalLines);
                 }
 
                 speakerAnalysisHelper.AiChapterPersons = cps.ToArray();
-
+                speakerAnalysisHelper.CommonSurnames = commonSurnames;
                 speakerAnalysisHelper.MatchPerson(ents, repositoryAiSentenceEntity);
             }
             catch (Exception ex)
@@ -99,18 +110,25 @@ namespace CloudBuilder.Topshelf.Task
             }
         }
 
-        private static void UpdateProgress(int processed, int total)
+
+        private string KeepChineseCharactersOnly(string input)
         {
-            double progressPercent = (double)processed / total * 100;
+            if (string.IsNullOrEmpty(input))
-            int progressBarLength = 50; // 进度条总长度
+                return input;
-            int filledLength = (int)(progressPercent / 100 * progressBarLength);
 
-            // 构建进度条（如：[██████████░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░]）
+            // 方法1：使用正则表达式
-            string progressBar = "[" + new string('█', filledLength) + new string('░', progressBarLength - filledLength) + "]";
+            //return Regex.Replace(input, @"[^\u4e00-\u9fff]", "");
-
+            return Regex.Replace(input, @"[^\u4e00-\u9fff\【\】]", "");
-            string progressInfo = $"{progressBar} {progressPercent:F2}% | 已处理：{processed}/{total} ";
+            // 方法2：手动遍历（性能更好）
-            Console.Write($"\r{progressInfo}");
+            // var sb = new StringBuilder();
-            Console.Out.Flush();
+            // foreach (char c in input)
+            // {
+            //     if (c >= 0x4e00 && c <= 0x9fff)
+            //         sb.Append(c);
+            // }
+            // return sb.ToString();
         }
+
+
     }
 }

Task/TTS/TtsTask.cs

@@ -17,7 +17,7 @@ using static System.Runtime.InteropServices.JavaScript.JSType;
 
 namespace CloudBuilder.Topshelf.Task.TTS
 {
-    //task:TtsTask book_id:B000008 voice:Sherpa2 actor:韩立 actor_voice:Sherpa1 save_path:D:\\Net8\\FileServer\\Backup\\DmsFile\\voice
+    //task:TtsTask book_id:B000008 chapter_id:3 speed:1 voice:Sherpa2 actor:韩立 actor_voice:Sherpa1 save_path:D:\\Net8\\FileServer\\Backup\\DmsFile\\voice
     //task:TtsTask voice:Sherpa2 save_path:D:\\Net8\\FileServer\\Backup\\DmsFile\\voice\\20260528112739.mp3 text:二愣子睁大着双眼，直直望着茅草和烂泥糊成的黑屋顶，身上盖着的旧棉被，已呈深黄色，看不出原来的本来面目，还若有若无的散发着淡淡的霉味。
     public class TtsTask : IScheduleTask
     {
@@ -38,7 +38,11 @@ namespace CloudBuilder.Topshelf.Task.TTS
             if (bodyDict.ContainsKey("book_id"))
                 bookId = bodyDict["book_id"];
 
-            AiSentenceViewEntity[] ents = repository.DetachedEntities.Where(x => x.BookId == bookId).OrderBy(x => x.ChapterId).ThenBy(x => x.ParagraphId).ThenBy(x => x.SentenceIndex).ToArray();
+            string chapterId = string.Empty;
+            if (bodyDict.ContainsKey("chapter_id"))
+                chapterId = bodyDict["chapter_id"];
+
+            AiSentenceViewEntity[] ents = repository.DetachedEntities.Where(x => x.BookId == bookId && (string.IsNullOrEmpty(chapterId) || x.ChapterId == Convert.ToInt32(chapterId))).OrderBy(x => x.ChapterId).ThenBy(x => x.ParagraphId).ThenBy(x => x.SentenceIndex).ToArray();
 
             if (ents == null || ents.Length == 0) return;
 
@@ -55,10 +59,15 @@ namespace CloudBuilder.Topshelf.Task.TTS
             if (bodyDict.ContainsKey("save_path"))
                 save_path = bodyDict["save_path"];
 
-            GenerateAndMergeChapterAudio(ents, actor, actor_voice, voice, save_path);
+            float speed = 1.0f;
+
+            if (bodyDict.ContainsKey("speed"))
+                speed = Convert.ToSingle(bodyDict["speed"]);
+
+            GenerateAndMergeChapterAudio(ents, speed, actor, actor_voice, voice, save_path);
         }
 
-        public void GenerateAndMergeChapterAudio(AiSentenceViewEntity[] ents, string actor, string actor_voice, string mainVoice, string save_path)
+        public void GenerateAndMergeChapterAudio(AiSentenceViewEntity[] ents, float speed, string actor, string actor_voice, string mainVoice, string save_path)
         {
             // 1. 按 BookId + ChapterId 分组（关键！）
             var chapterGroups = ents
@@ -69,7 +78,7 @@ namespace CloudBuilder.Topshelf.Task.TTS
             int totalLines = ents.Count();
             int processedLines = 0; // 已处理行数计数器
             UpdateProgress(processedLines, totalLines);
-
+            Dictionary<string, string> personMapping = new Dictionary<string, string>();
             foreach (var chapter in chapterGroups)
             {
                 string bookId = chapter.Key.BookId;
@@ -85,9 +94,27 @@ namespace CloudBuilder.Topshelf.Task.TTS
                     if (ent.DialogueIndc == YesNoPolicy.YES)
                     {
                         if (ent.PersonName == actor)
-                            voice = actor_voice;
+                        {
+                            if (personMapping.ContainsKey(ent.PersonName))
+                                voice = personMapping[ent.PersonName];
+                            else
+                            {
+                                voice = actor_voice;
+                                personMapping.Add(ent.PersonName, voice);
+                            }
+
+                        }
                         else
-                            voice = AI.Policy.ChineseTtsVoiceRandom.GetRandom().ToString();
+                        {
+                            if (!string.IsNullOrEmpty(ent.PersonName) && personMapping.ContainsKey(ent.PersonName))
+                                voice = personMapping[ent.PersonName];
+                            else
+                            {
+                                voice = AI.Policy.ChineseTtsVoiceRandom.GetRandom(80).ToString();
+                                personMapping.Add(ent.PersonName, voice);
+                            }
+
+                        }
                     }
                     else
                     {
@@ -102,7 +129,7 @@ namespace CloudBuilder.Topshelf.Task.TTS
                     string filePath = Path.Combine(save_path, fileName);
 
                     // 生成音频
-                    SaveAudioToFileHelper.AudioToFile(EnumHelper.ToEnum<ChineseTtsVoice>(voice), ent.Content, filePath);
+                    SaveAudioToFileHelper.AudioToFile(EnumHelper.ToEnum<ChineseTtsVoice>(voice), speed, ent.Content, filePath);
 
                     tempMp3List.Add(filePath); // 加入合并列表
 

Utility/ConsoleHelper.cs

@@ -62,6 +62,20 @@ namespace CloudBuilder.Topshelf.Utility
             _originalErrorHandle = GetStdHandle(STD_ERROR_HANDLE);
             SetStdHandle(STD_ERROR_HANDLE, IntPtr.Zero);
         }
+
+        public static void UpdateProgress(int processed, int total)
+        {
+            double progressPercent = (double)processed / total * 100;
+            int progressBarLength = 50; // 进度条总长度
+            int filledLength = (int)(progressPercent / 100 * progressBarLength);
+
+            // 构建进度条（如：[██████████░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░]）
+            string progressBar = "[" + new string('█', filledLength) + new string('░', progressBarLength - filledLength) + "]";
+
+            string progressInfo = $"{progressBar} {progressPercent:F2}% | 已处理：{processed}/{total} ";
+            Console.Write($"\r{progressInfo}");
+            Console.Out.Flush();
+        }
     }
 }
 

Utility/SaveAudioToFileHelper.cs

@@ -97,7 +97,7 @@ namespace CloudBuilder.Topshelf.Utility
 
 
 
-        public static void AudioToFile(ChineseTtsVoice actorName, string text, string saveFilePath)
+        public static void AudioToFile(ChineseTtsVoice actorName, float speed, string text, string saveFilePath)
         {
             InitConfig();
             int sid = 0;
@@ -113,7 +113,7 @@ namespace CloudBuilder.Topshelf.Utility
                 case ChineseTtsVoice.Fanchen14:
                 case ChineseTtsVoice.Fanchen36:
                     sid = actorName.GetSidId();
-                    audio = fanchenTTs.Generate(text, 1.0f, sid);
+                    audio = fanchenTTs.Generate(text, speed, sid);
                     break;
                 case ChineseTtsVoice.Sherpa0:
                 case ChineseTtsVoice.Sherpa1:
@@ -121,19 +121,19 @@ namespace CloudBuilder.Topshelf.Utility
                 case ChineseTtsVoice.Sherpa3:
                 case ChineseTtsVoice.Sherpa4:
                     sid = actorName.GetSidId();
-                    audio = sherpaTTs.Generate(text, 1.0f, sid);
+                    audio = sherpaTTs.Generate(text, speed, sid);
                     break;
                 case ChineseTtsVoice.Melo:
                     sid = actorName.GetSidId();
-                    audio = meloTTs.Generate(text, 1.0f, sid);
+                    audio = meloTTs.Generate(text, speed, sid);
                     break;
                 case ChineseTtsVoice.Eula:
                     sid = actorName.GetSidId();
-                    audio = eulaTTs.Generate(text, 1.0f, sid);
+                    audio = eulaTTs.Generate(text, speed, sid);
                     break;
                 case ChineseTtsVoice.Theresa:
                     sid = actorName.GetSidId();
-                    audio = theresaTTs.Generate(text, 1.0f, sid);
+                    audio = theresaTTs.Generate(text, speed, sid);
                     break;
                 case ChineseTtsVoice.Aaishe1:
                 case ChineseTtsVoice.Aaishe6:
@@ -142,11 +142,11 @@ namespace CloudBuilder.Topshelf.Utility
                 case ChineseTtsVoice.Aaishe18:
                 case ChineseTtsVoice.Aaishe10:
                     sid = actorName.GetSidId();
-                    audio = icefallTTs.Generate(text, 1.0f, sid);
+                    audio = icefallTTs.Generate(text, speed, sid);
                     break;
                 default:
                     sid = actorName.GetSidId();
-                    audio = matchaTTs.Generate(text, 1.0f, sid);
+                    audio = matchaTTs.Generate(text, speed, sid);
                     break;
             }
 

Utility/SpeakerAnalysisHelper.cs

@@ -1,15 +1,6 @@
 using CloudBuilder.AI.Entity;
 using CloudBuilder.Core.DatabaseAccessor.Entity;
 using CloudBuilder.Topshelf.Python;
-using System;
-using System.Collections.Generic;
-using System.Diagnostics.Eventing.Reader;
-using System.Linq;
-using System.Reflection.Metadata;
-using System.Text;
-using System.Text.RegularExpressions;
-using System.Threading.Tasks;
-using static System.Net.Mime.MediaTypeNames;
 
 namespace CloudBuilder.Topshelf.Utility
 {
@@ -104,7 +95,7 @@ namespace CloudBuilder.Topshelf.Utility
             }
 
             //如果主语==动作发出者
-            //if (!string.IsNullOrEmpty(person) && !ps.Contains(person) && !ps.Contains(string.Format("[{0}]", person))) ps.Add(string.Format("[{0}]", person));
+            if (!string.IsNullOrEmpty(person) && !ps.Contains(person) && !ps.Contains(string.Format("[{0}]", person))) ps.Add(string.Format("【{0}】", person));
             //动作接受者
             //if (!string.IsNullOrEmpty(arg1) && !ps.Contains(arg1)) ps.Add(arg1);
 
@@ -191,22 +182,83 @@ namespace CloudBuilder.Topshelf.Utility
 
             AiSentenceEntity aiSentence;
             string dialogueName = string.Empty;
+            int totalLines = aiSentences.Length;
+            int processedLines = 0; // 已处理行数计数器
+            Console.WriteLine($"\r");
             foreach (AiSentenceViewEntity aiSentenceView in aiSentences)
             {
-                dialogueName= string.Empty;
+                aiSentenceView.PersonName = null;
+                processedLines++;
+                ConsoleOutput.UpdateProgress(processedLines, totalLines);
                 if (aiSentenceView.DialogueIndc != YesNoPolicy.YES) continue;
-
+                //A说：“B,你好！”/“A,你好！”B对A说。
                 if (aiSentences.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphId == aiSentenceView.ParagraphId).Count() > 1)
+                {
+                    dialogueName = string.Empty;
+
+                    //提取对话中的人物
+                    if (AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex == x.SentenceIndex).Any())
+                    {
+                        dialogueName = AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex == x.SentenceIndex).FirstOrDefault().PersonName;
+                    }
+                    //提取对话段落中，非对话内容中的人物
+                    if (AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex != x.SentenceIndex && x.PersonName != dialogueName).Any())
+                    {
+                        aiSentenceView.PersonName = AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex != x.SentenceIndex && x.PersonName != dialogueName).OrderBy(x => x.OrderIndex).FirstOrDefault().PersonName;
+
+                        if (aiSentenceView.PersonName.Contains("【"))
+                        {
+                            aiSentenceView.PersonName = AiChapterPersons.Where(x => !x.PersonName.Contains("【") && x.PersonName.Contains(aiSentenceView.PersonName.Replace("【", "").Replace("】", ""))).FirstOrDefault()!.PersonName;
+                        }
+                    }
+                    //说话者在前面
+                    if (aiSentenceView.SentenceIndex == 2)
+                    {
+                        //如果没有提取到人物，优先向前，再向后
+                        if (string.IsNullOrEmpty(aiSentenceView.PersonName))
+                        {
+                            aiSentenceView.PersonName = GetForwardName(dialogueName, aiSentenceView, aiSentences);
+                        }
+                        //如果没有提取到人物，优先向前，再向后
+                        if (string.IsNullOrEmpty(aiSentenceView.PersonName))
+                        {
+                            aiSentenceView.PersonName = GetBackwardName(dialogueName, aiSentenceView, aiSentences);
+                        }
+                    }
+                    else
+                    {
+                        if (string.IsNullOrEmpty(aiSentenceView.PersonName))
+                        {
+                            aiSentenceView.PersonName = GetBackwardName(dialogueName, aiSentenceView, aiSentences);
+                        }
+                        if (string.IsNullOrEmpty(aiSentenceView.PersonName))
+                        {
+                            aiSentenceView.PersonName = GetForwardName(dialogueName, aiSentenceView, aiSentences);
+                        }
+                    }
+                    //如果“你好”，前后面有說話者的，单独内容，下下文不能是同一個人
+                    dialogueName = aiSentenceView.PersonName;
+                    //dialogueName = string.Empty;
+                }
+                else
                 {
                     if (AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex == x.SentenceIndex).Any())
                     {
                         dialogueName = AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex == x.SentenceIndex).FirstOrDefault().PersonName;
                     }
+                    //"你好,"張三說道
+                    //"你好"
+                    if (aiSentences.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphId == aiSentenceView.ParagraphId - 1 && x.DialogueIndc == YesNoPolicy.NO).Count() > 0 && aiSentences.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphId == aiSentenceView.ParagraphId + 1 && x.DialogueIndc == YesNoPolicy.YES).Count() == 1) dialogueName = string.Empty;
 
-                    if (AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex != x.SentenceIndex && x.PersonName != dialogueName).Any())
+                    //如果没有提取到人物，优先向前，再向后
+                    aiSentenceView.PersonName = GetForwardName(dialogueName, aiSentenceView, aiSentences, 3);
+                    //如果没有提取到人物，优先向前，再向后
+                    if (string.IsNullOrEmpty(aiSentenceView.PersonName))
                     {
-                        aiSentenceView.PersonName = AiChapterPersons.Where(x =>x.ChapterId==aiSentenceView.ChapterId && x.ParagraphIndex == aiSentenceView.ParagraphId && aiSentenceView.SentenceIndex != x.SentenceIndex && x.PersonName != dialogueName).OrderBy(x => x.OrderIndex).FirstOrDefault().PersonName;
+                        aiSentenceView.PersonName = GetBackwardName(dialogueName, aiSentenceView, aiSentences, 5);
                     }
+                    //如果“你好”，前后面有說話者的，单独内容，下下文不能是同一個人
+                    dialogueName = aiSentenceView.PersonName;
                 }
 
                 aiSentence = new AiSentenceEntity();
@@ -215,9 +267,86 @@ namespace CloudBuilder.Topshelf.Utility
             }
         }
 
+        public string GetForwardName(string excludeName, AiSentenceViewEntity aiSentenceView, AiSentenceViewEntity[] aiSentences, int maxLength = 10)
+        {
+            foreach (var cp in AiChapterPersons.Where(x => x.DialogueIndc != YesNoPolicy.YES && x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex < aiSentenceView.ParagraphId && x.OrderIndex == 1).OrderByDescending(x => x.ParagraphIndex).ToArray())
+            {
+                if (aiSentences.Where(x => x.ChapterId == cp.ChapterId && x.ParagraphId == cp.ParagraphIndex
+                && x.DialogueIndc == YesNoPolicy.YES).Any())
+                {
+                    if (aiSentences.Where(x => x.ChapterId == cp.ChapterId && x.ParagraphId == cp.ParagraphIndex
+                  && x.DialogueIndc == YesNoPolicy.NO).Any())
+                    {
+                        if (string.IsNullOrEmpty(cp.PersonName) || cp.PersonName.Contains("【")) continue;
+                        if (!string.IsNullOrEmpty(excludeName) && excludeName == cp.PersonName) continue;
+                        if (!string.IsNullOrEmpty(excludeName) && AreSamePerson(excludeName, cp.PersonName)) continue;
+
+                        if (aiSentenceView.ParagraphId - cp.ParagraphIndex > maxLength) break;
+                        return cp.PersonName;
+                    }
+
+                    break;
+                }
+
+                if (string.IsNullOrEmpty(cp.PersonName) || cp.PersonName.Contains("【")) continue;
+                if (!string.IsNullOrEmpty(excludeName) && excludeName == cp.PersonName) continue;
+                if (!string.IsNullOrEmpty(excludeName) && AreSamePerson(excludeName, cp.PersonName)) continue;
+
+                if (aiSentenceView.ParagraphId - cp.ParagraphIndex > maxLength) break;
+                return cp.PersonName;
+            }
+            return null;
+        }
+        public string GetBackwardName(string excludeName, AiSentenceViewEntity aiSentenceView, AiSentenceViewEntity[] aiSentences, int maxLength = 10)
+        {
+            foreach (var cp in AiChapterPersons.Where(x => x.ChapterId == aiSentenceView.ChapterId && x.ParagraphIndex > aiSentenceView.ParagraphId).OrderBy(x => x.ParagraphIndex).ThenBy(x => x.OrderIndex).ToArray())
+            {
+                if (aiSentences.Where(x => x.ChapterId == cp.ChapterId && x.ParagraphId == cp.ParagraphIndex && x.DialogueIndc == YesNoPolicy.YES).Any()) break;
+
+                if (string.IsNullOrEmpty(cp.PersonName) || cp.PersonName.Contains("【")) continue;
+                if (!string.IsNullOrEmpty(excludeName) && aiSentenceView.PersonName == cp.PersonName) continue;
+                if (!string.IsNullOrEmpty(excludeName) && AreSamePerson(excludeName, cp.PersonName)) continue;
+
+                if (cp.ParagraphIndex - aiSentenceView.ParagraphId > maxLength) break;
+                return cp.PersonName;
+            }
+            return null;
+        }
+        public bool AreSamePerson(string nameA, string nameB)
+        {
+            if (string.IsNullOrWhiteSpace(nameA) || string.IsNullOrWhiteSpace(nameB))
+                return false;
+
+            if (nameA.Substring(0, 1) == nameB.Substring(0, 1) && nameA != nameB)
+                return false;
+
+            string surnameA = ExtractSurname(nameA);
+            string surnameB = ExtractSurname(nameB);
+
+            return !string.IsNullOrEmpty(surnameA) && surnameA == surnameB;
+        }
+
+        private string ExtractSurname(string name)
+        {
+            // 优先提取第一个字符（常见“姓+后缀”模式）
+            if (name.Length > 0 && CommonSurnames.Contains(name[0].ToString()))
+                return name[0].ToString();
+
+            // 对于“韩胖子”这类姓不在首位的情况，扫描整个字符串
+            foreach (char c in name)
+            {
+                if (CommonSurnames.Contains(c.ToString()))
+                    return c.ToString();
+            }
+
+            return null;
+        }
+
         public AiSentenceEntity[] AiSentences { get; set; }
 
         public AiChapterPersonEntity[] AiChapterPersons { get; set; }
+
+        public List<string> CommonSurnames { get; set; }
     }
 }
 /*