public static void ReadTitlesFromFile(string filePath)
{
try
{
if (!File.Exists(filePath))
{
return;
}
using (var sr = new StreamReader(filePath))
{
string line;
while ((line = sr.ReadLine()) != null)
{
TitleNamesCollection.AddItem(line);
}
}
}
catch (ArgumentNullException ex)
{
MyMessagesClass.ErrorMessage = "The file path value is a null string. " + filePath;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (ArgumentException ex)
{
MyMessagesClass.ErrorMessage = "The file path value is an empty string.";
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (FileNotFoundException ex)
{
MyMessagesClass.ErrorMessage = "Unable to locate this file. " + filePath;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (DirectoryNotFoundException ex)
{
MyMessagesClass.ErrorMessage = "Unable to locate the directory.";
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (IOException ex)
{
MyMessagesClass.ErrorMessage = "File path has invalid characters in it.";
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
}
public static void ReadTitlesFromFile(string filePath)
{
try
{
if (!File.Exists(filePath))
{
return;
}
using (var sr = new StreamReader(filePath))
{
string line;
while ((line = sr.ReadLine()) != null)
{
TitleNamesCollection.AddItem(line);
}
}
}
catch (ArgumentNullException ex)
{
MyMessagesClass.ErrorMessage = V6 + filePath;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (ArgumentException ex)
{
MyMessagesClass.ErrorMessage = V7;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (FileNotFoundException ex)
{
MyMessagesClass.ErrorMessage = V8 + filePath;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (DirectoryNotFoundException ex)
{
MyMessagesClass.ErrorMessage = V9;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
catch (IOException ex)
{
MyMessagesClass.ErrorMessage = V10;
Debug.WriteLine(ex.ToString());
MyMessagesClass.ShowErrorMessageBox();
}
}
/// <summary>
///Backup AuthorsFileNamesCollection So if becomes corrupt while making changes to it.
/// or the user changes there mind it can be restored.
/// </summary>
/// <param name="bkUpList">The backup list.</param>
/// <returns>Empty backup list if AuthorsFileNamesCollection is empty.
/// else returns copy of authorsFileNamesCollection.</returns>
public static List <string> AddToBackUpList(List <string> bkUpList)
{
for (var index = 0; index < TitleNamesCollection.ItemsCount(); index++)
{
bkUpList.Add(TitleNamesCollection.GetItemAt(index));
}
return(bkUpList);
}
private void FindTitlesInString()
{
this.txtAuthorName.Text = this.txtAuthorName.Text.Trim();
if (string.IsNullOrEmpty(this.txtAuthorName.Text))
{
return;
}
for (var i = 0; i < TitleNamesCollection.ItemsCount(); i++)
{
}
}
private void FindTitlesInString()
{
var s2 = this.txtAuthorName.Text.Trim();
if (string.IsNullOrEmpty(s2)) return;
for (var i = 0; i < TitleNamesCollection.ItemsCount(); i++)
{
var s1 = TitleNamesCollection.GetItemAt(i);
if (s1.Contains(s2))
{
this.lstTiltes.Items.Add(s1);
}
}
}
private void SearchBookTitlesBySingleAuthor()
{
var dirAuthors = AuthorsDirectoryFilesClass.GetPathToAuthorsDirectory();
var filePath = DirectoryFileOperationsClass.CombineDirectoryPathWithFileName(dirAuthors,
BookListPropertiesClass.CurrentWorkingFileName);
TitleNamesCollection.ClearCollection();
FileInputClass.ReadTitlesFromFile(filePath);
this.FindTitlesInString();
if (this.lstTiltes.Items.Count < 1)
{
this.lstTiltes.Items.Add("No titles with this search criteria were found.");
}
}
private void OnTitleSearchButtonClicked(object sender, EventArgs e)
{
var dirAuthors = AuthorsDirectoryFilesClass.GetPathToAuthorsDirectory();
var filePath = DirectoryFileOperationsClass.CombineDirectoryPathWithFileName(dirAuthors,
BookListPropertiesClass.CurrentWorkingFileName);
TitleNamesCollection.ClearCollection();
FileInputClass.ReadTitlesFromFile(filePath);
this.FindTitlesInString();
if (this.lstTiltes.Items.Count < 1)
{
this.lstTiltes.Items.Add( "No titles wit
}
}
private void SearchBookTitlesAllAuthors()
{
AuthorsDirectoryFilesClass.GetAllAuthorFilePathsContainedInAuthorDirectory();
TitleNamesCollection.ClearCollection();
this.lstTiltes.
for (var i = 0; i < AuthorsFileNamesCollection.ItemsCount(); i++)
{
var fileName = AuthorsFileNamesCollection.GetItemAt(i);
var dirAuthors = AuthorsDirectoryFilesClass.GetPathToAuthorsDirectory();
var filePath = DirectoryFileOperationsClass.CombineDirectoryPathWithFileName(dirAuthors,
fileName);
this.txtAuthorName.Text = fileName;
FileInputClass.ReadTitlesFromFile(filePath);
this.FindTitlesInString();
}
}
