201207PX Continued on MV data structures, moved MV attachment to more generic Blob

dezentrale-members.csproj

@@ -201,6 +201,8 @@
     <Compile Include="model\Mv.cs" />
     <Compile Include="model\svg\SvgFile.cs" />
     <Compile Include="model\svg\SvgPath.cs" />
+    <Compile Include="model\MvList.cs" />
+    <Compile Include="model\Blob.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="App.config" />

model/Blob.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Xml.Serialization;
+
+namespace dezentrale.model
+{
+    public class Blob
+    {
+        [XmlIgnore] public string Guid  { get; set; }
+        public string FileName          { get; set; }
+        public byte[] Data              { get; set; }
+        public DateTime Added           { get; set; } = DateTime.Now;
+        public DateTime LastChanged     { get; set; }
+    }
+}

model/Mv.cs

@@ -10,11 +10,7 @@ namespace dezentrale.model
         public string AuthCode         { get; set; } = "";
         public bool AttendedMv         { get; set; } = false;
     }
-    public class MvAttachment
-    {
-        public string FileName         { get; set; }
-        public byte[] Blob             { get; set; }
-    }
+
     public class Mv : XmlData
     {
         public DateTime EventDate      { get; set; }
@@ -26,7 +22,7 @@ namespace dezentrale.model
         public string AdditionalInfo   { get; set; }
         public List<MvInvitedMember> Invited { get; set; } = new List<MvInvitedMember>();
 
-        public List<MvAttachment> Attachments { get; set; } = new List<MvAttachment>();
+        public List<Blob> Attachments  { get; set; } = new List<Blob>();
 
         public FormMail BuildInvitation()
         {

model/MvList.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Xml.Serialization;
+
+namespace dezentrale.model
+{
+    public class MvList : XmlData
+    {
+        [XmlElement("Mv")] public List<Mv> Entries = new List<Mv>();
+        [XmlIgnore] public static string FileName { get; } = "mv.xml";
+
+        public MvList()
+        {
+        }
+
+        public static MvList LoadFromFile()
+        {
+            try
+            {
+                string mtlFile = System.IO.Path.Combine(Program.config.DbDirectory, FileName);
+                return (MvList)XmlData.LoadFromFile(mtlFile, typeof(MvList));
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Error while loading MoneyTransferList: {ex.Message}");
+                return new MvList();
+            }
+        }
+        public static bool SaveToFile(MvList list)
+        {
+            string mvFile = System.IO.Path.Combine(Program.config.DbDirectory, FileName);
+            Program.config.DbChangedSinceExport = true;
+            Program.config.LastDbLocalChange = DateTime.Now;
+            XmlData.SaveToFile(Program.ConfigFile, Program.config);
+            return XmlData.SaveToFile(mvFile, list);
+        }
+        public bool SaveToFile()
+        {
+            return SaveToFile(this);
+        }
+    }
+}