fix<Histroies>: remove invalid filters to fix issue #I5RZC9

src/Models/Repository.cs

@@ -3,6 +3,20 @@ using System.IO;
 using System.Text.Json.Serialization;
 
 namespace SourceGit.Models {
+    /// <summary>
+    ///     用于更新过滤器的参数
+    /// </summary>
+    public class FilterUpdateParam {
+        /// <summary>
+        ///     是否是添加过滤的操作，false代表删除
+        /// </summary>
+        public bool IsAdd = false;
+
+        /// <summary>
+        ///     过滤内容
+        /// </summary>
+        public string Name = "";
+    }
 
     /// <summary>
     ///     仓库
@@ -26,6 +40,10 @@ namespace SourceGit.Models {
         [JsonIgnore] public GitFlow GitFlow = new GitFlow();
         #endregion
 
+        /// <summary>
+        ///     记录历史输入的提交信息
+        /// </summary>
+        /// <param name="message"></param>
         public void PushCommitMessage(string message) {
             if (string.IsNullOrEmpty(message)) return;
 
@@ -42,10 +60,65 @@ namespace SourceGit.Models {
             CommitMessages.Insert(0, message);
         }
 
+        /// <summary>
+        ///     判断一个文件是否在GitDir中
+        /// </summary>
+        /// <param name="file"></param>
+        /// <returns></returns>
         public bool ExistsInGitDir(string file) {
             if (string.IsNullOrEmpty(file)) return false;
             string fullpath = System.IO.Path.Combine(GitDir, file);
             return Directory.Exists(fullpath) || File.Exists(fullpath);
         }
+        
+        /// <summary>
+        ///     更新提交记录过滤器
+        /// </summary>
+        /// <param name="param">更新参数</param>
+        /// <returns>是否发生了变化</returns>
+        public bool UpdateFilters(FilterUpdateParam param = null) {
+            lock (updateFilterLock) {
+                bool changed = false;
+
+                // 填写了参数就仅增删
+                if (param != null) {
+                    if (param.IsAdd) { 
+                        if (!Filters.Contains(param.Name)) {
+                            Filters.Add(param.Name);
+                            changed = true;
+                        }
+                    } else {
+                        if (Filters.Contains(param.Name)) {
+                            Filters.Remove(param.Name);
+                            changed = true;
+                        }
+                    }
+
+                    return changed;
+                }
+
+                // 未填写参数就检测，去掉无效的过滤
+                if (Filters.Count > 0) {
+                    var invalidFilters = new List<string>();
+                    var tags = new Commands.Tags(Path).Result();
+                    foreach (var filter in Filters) {
+                        if (filter.StartsWith("refs/")) {
+                            if (!ExistsInGitDir(filter)) invalidFilters.Add(filter);
+                        } else {
+                            if (tags.FindIndex(t => t.Name == filter) < 0) invalidFilters.Add(filter);
+                        }
+                    }
+
+                    if (invalidFilters.Count > 0) {
+                        foreach (var filter in invalidFilters) Filters.Remove(filter);
+                        return true;
+                    }
+                }
+
+                return false;
+            }
+        }
+
+        private readonly object updateFilterLock = new object();
     }
 }