Write BibTeX to file

MainWindow.xaml

@@ -5,12 +5,12 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:Txt2Bib"
         mc:Ignorable="d"
-        Title="MainWindow" Height="718" Width="800">
+        Title="MainWindow" Height="744" Width="800">
-    <Grid Background="#FF38383E" Margin="0,0,0,-16">
+    <Grid Background="#FF38383E" Margin="0,0,0,-6">
         <TextBox x:Name="DropArea" Text="Trascinare qui i file txt da convertire" ToolTip="Trascinare qui i file txt da convertire" HorizontalAlignment="Left" Margin="48,82,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="526" Height="437" PreviewDragEnter="DropArea_PreviewDragEnter" PreviewDragOver="DropArea_PreviewDragOver" Drop="DropArea_Drop"/>
         <TextBox x:Name="Debug" VerticalScrollBarVisibility="Auto" IsEnabled="True" HorizontalAlignment="Left" Margin="48,571,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="710" Height="106" RenderTransformOrigin="0.449,1.525"/>
         <Label Content="Txt2Bib" HorizontalAlignment="Center" Margin="0,10,0,0" VerticalAlignment="Top" Foreground="White" FontFamily="Eras ITC" FontSize="28"/>
-        <Button x:Name="GoBtn" Cursor="Hand" Content="Genera" HorizontalAlignment="Left" Margin="628,244,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.5,0.5" Height="68" Width="127" Click="GoBtn_Click" BorderBrush="{x:Null}" Foreground="White" Background="#FF474671" FontFamily="Cascadia Code" FontSize="16">
+        <Button x:Name="GoBtn" Cursor="Hand" Content="Genera" HorizontalAlignment="Left" Margin="631,82,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.5,0.5" Height="68" Width="127" Click="GoBtn_Click" BorderBrush="{x:Null}" Foreground="White" Background="#FF474671" FontFamily="Cascadia Code" FontSize="16">
             <Button.RenderTransform>
                 <TransformGroup>
                     <ScaleTransform/>
@@ -26,6 +26,11 @@
                 <ImageBrush ImageSource="/copy-icon.png"/>
             </Button.OpacityMask>
         </Button>
+        <Button x:Name="OpenDestFolderBtn" ToolTip="Apri cartella destinazione" Content="Button" HorizontalAlignment="Left" Margin="631,168,0,0" VerticalAlignment="Top" BorderBrush="{x:Null}" Foreground="{x:Null}" Height="26" Width="27" Cursor="Hand" Click="OpenDestFolderBtn_Click">
+            <Button.OpacityMask>
+                <ImageBrush ImageSource="/openfolder_4896.png" Stretch="Uniform"/>
+            </Button.OpacityMask>
+        </Button>
 
     </Grid>
 </Window>

MainWindow.xaml.cs

@@ -1,17 +1,10 @@
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Navigation;
-using System.Windows.Shapes;
 
 namespace Txt2Bib
 {
@@ -75,7 +68,10 @@ namespace Txt2Bib
         private void GoBtn_Click(object sender, RoutedEventArgs e)
         {
             var txt2bib = new Text2Bib();
-            Debug.Text = txt2bib.Generate(DropArea.Text);
+            var result = txt2bib.Generate(DropArea.Text);
+            Debug.Text = result;
+            using var outputFile = new StreamWriter("output_bibtex.bib");
+            outputFile.Write(result);
         }
 
         private void CopyDebug_Click(object sender, RoutedEventArgs e)
@@ -83,5 +79,10 @@ namespace Txt2Bib
             Debug.SelectAll();
             Debug.Copy();
         }
+
+        private void OpenDestFolderBtn_Click(object sender, RoutedEventArgs e)
+        {
+            System.Diagnostics.Process.Start("explorer.exe", Directory.GetCurrentDirectory());
+        }
     }
 }

Records.cs

@@ -21,6 +21,31 @@ namespace Txt2Bib.Records
         public string Doi { get; set; } = "";
         public string Url { get; set; } = "";
 
+        public string Convert(string[] entryLines)
+        {
+            var temp = entryLines[1].Split(',');
+            var rearrange = (string a) =>
+            {
+                a = a.Trim();
+                var s = a.Split(' ');
+                return $"{s[1]} {s[0]}";
+            }; 
+            Author = temp.Select(a => rearrange(a)).ToArray();
+            Year = ushort.Parse(entryLines[2]);
+            Title = entryLines[3];
+            Journal = entryLines[4];
+            Volume = entryLines[5].Split(',').Length == 2 ?
+               byte.Parse(entryLines[5].Split(',')[0]) :
+               byte.Parse(entryLines[5]);
+            Issue = entryLines[5].Split(',').Length == 2 ?
+               byte.Parse(entryLines[5].Split(',')[1]) : null;
+            FirstPage = ushort.Parse(entryLines[6].Split('-')[0]);
+            LastPage = ushort.Parse(entryLines[6].Split('-')[1]);
+            Doi = entryLines.Length > 7 ? entryLines[7] : "";
+
+            return ToString();
+        }
+
         public override string ToString()
         {
             return $"@{Type}" + "{" +$"{Author[0][..5]}_{Year},\n" +
@@ -51,7 +76,7 @@ namespace Txt2Bib.Records
         {
             return $"@{Type}" + "{" +$"{Author[0][..5]}_{Year},\n" +
                 $"\tauthor = \"{string.Join(" and", Author)}\",\n" +
-                $"\ttitle = \"{Title}\",\n" +
+                $"\ttitle = {{{Title}}},\n" +
                 $"\tpublisher = \"{Publisher}\",\n" +
                 $"\taddress = \"{Place}\",\n" +
                 $"\tyear = \"{Year}\",\n" +

Text2Bib.cs

@@ -3,23 +3,19 @@ using System.IO;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
-using System.Windows.Controls.Primitives;
-using System.Windows;
 using Txt2Bib.Records;
-using System.ComponentModel.DataAnnotations;
+using System.Windows;
+using System.Runtime.CompilerServices;
+using System.CodeDom;
 
 namespace Txt2Bib
 {
-    internal class Text2Bib
+    /// <summary>
+    /// Converting entries from text file to BibTeX format
+    /// </summary>
+    public class Text2Bib
     {
-        private readonly Dictionary<string, string> _citTypes = new()
+        private string[] _citTypes = { "J", "B", "C", "P", "?" };
-        {
-            { "J" , "article" },
-            { "B", "book" },
-            { "P", "conference" },
-            { "C" , "inbook" }
-        };
         /// <summary>
         /// Generate single .bib file from input text files
         /// </summary>
@@ -39,10 +35,15 @@ namespace Txt2Bib
                 result += Encoding.Latin1.GetString(contentBytes);
             }
 
-            var entries = result.Split('%').ToList<string>().Select(entry =>
+            IEnumerable<string> entries = new List<string>();
+            try
             {
-                return Process(entry);
+                entries = result.Split('%').ToList().Select(entry => Process(entry));
-            });
+            }
+            catch (Exception)
+            {
+                throw;
+            }
 
             foreach (var entry in entries)
             {
@@ -51,56 +52,40 @@ namespace Txt2Bib
 
             return output;
         }
-
+        /// <summary>
-        private string Process(string entryFromTxt)
+        /// Creates a bib entry from source text 
+        /// </summary>
+        /// <remarks>Handle exception</remarks>
+        /// <param name="entryFromTxt"></param>
+        /// <returns></returns>
+        /// <exception cref="Exception">Invalid citation type for this entry</exception>
+        public string Process(string entryFromTxt)
         {
             var lines = entryFromTxt.Trim().Replace("\r", string.Empty).Split("\n");
-            var type = lines.First();
+            var type = lines.First().Trim();
 
-            System.Diagnostics.Debug.WriteLine($"Entry: {entryFromTxt}; Prima riga: {type}");
+            if (!IsValidEntry(type)) throw new Exception($"Invalid entry type '{type}'");
 
             string citation = type switch
             {
-                "J" => ConvertArticle(lines),
+                "J" => (new ArticleBib()).Convert(lines),
                 //"B" => new BookBib(),
                 //"C" => new ChapterBib(),
                 //"P" => new ConferenceBib(),
-                _ => ConvertArticle(lines),
+                _ => (new ArticleBib()).Convert(lines)
             };
 
             return citation;
         }
-
+        /// <summary>
-        private static string ConvertArticle(string[] entryLines)
+        /// Validate txt entry based
+        /// on citation types
+        /// </summary>
+        /// <param name="entry"></param>
+        protected bool IsValidEntry(string entryType)
         {
-            var temp = entryLines[1].Split(',');
+            return _citTypes.Contains(entryType);
-            var rearrange = (string a) =>
-            {
-                a = a.Trim();
-                var s = a.Split(' ');
-                return $"{s[1]} {s[0]}";
-            }; 
-            var authors = temp.Select(a => rearrange(a)).ToArray();
-            var article = new ArticleBib
-            {
-                Author = authors,
-                Year = ushort.Parse(entryLines[2]),
-                Title = entryLines[3],
-                Journal = entryLines[4],
-                // TODO split with ',' for issue
-                Volume = entryLines[5].Split(',').Length == 2 ?
-                   byte.Parse(entryLines[5].Split(',')[0]) :
-                   byte.Parse(entryLines[5]), 
-                Issue = entryLines[5].Split(',').Length == 2 ?
-                   byte.Parse(entryLines[5].Split(',')[1]) : null, 
-                FirstPage = ushort.Parse(entryLines[6].Split('-')[0]),
-                LastPage = ushort.Parse(entryLines[6].Split('-')[1]),
-                Doi = entryLines.Length > 7 ? entryLines[7] : "",
-            };
-
-            return article.ToString();
         }
-
         /// <summary>
         /// TODO: How to determine correct encoding of text file??
         /// </summary>

Txt2Bib.csproj

@@ -9,10 +9,12 @@
 
   <ItemGroup>
     <None Remove="copy-icon.png" />
+    <None Remove="openfolder_4896.png" />
   </ItemGroup>
 
   <ItemGroup>
     <Resource Include="copy-icon.png" />
+    <Resource Include="openfolder_4896.png" />
   </ItemGroup>
 
 </Project>