protected void btnSave_Click(object sender, EventArgs e)
{
//Validate Input
if (string.IsNullOrEmpty(QuoteTextToInsert.Text.Trim()))
{
lblAddQuoteFeedback.Text = "Quote Text is required before you can save a quote.";
return;
}
//Collect the Quote
Quote newQuote = new Quote();
newQuote.Text = QuoteTextToInsert.Text;
newQuote.CategoriesAsString = CategoryToInsert.Text;
newQuote.Author = AuthorToInsert.Text;
//Add the quote to the collection
QuoteListWrapper wrapper = new QuoteListWrapper();
wrapper.InsertQuote(newQuote);
//Tell the user that the update was successful.
lblAddQuoteFeedback.Text = "Last Quote was successfully added.";
//Clear the text controls for more quotes to be added
QuoteTextToInsert.Text = string.Empty;
CategoryToInsert.Text = string.Empty;
AuthorToInsert.Text = string.Empty;
}
protected void DeleteButtonInGrid_Click(object sender, EventArgs e)
{
Button deleteButton = (Button)sender;
Trace.Write("About to delete: " + deleteButton.CommandName);
if (deleteButton == null || string.IsNullOrEmpty(deleteButton.CommandName))
{
Response.Write("Unable to delete quote - please reload the page and try again.");
}
QuoteListWrapper wrapper = new QuoteListWrapper();
wrapper.DeleteQuote(deleteButton.CommandName);
//Refresh the list
ListView1.DataBind();
//Refresh the page
InitializePage();
}
protected void Page_Load(object sender, EventArgs e)
{
QuoteListWrapper wrapper;
if (this.Attributes["UseGlobalQuoteList"] != null
&& this.Attributes["UseGlobalQuoteList"].Trim().ToLower() == "true")
{
//Do special logic to use the global quote list.
string guidForGlobalList = ConfigurationManager.AppSettings["GlobalQuoteListId"];
if (string.IsNullOrEmpty(guidForGlobalList))
throw new Exception("ERROR: We expect the following section in your config file: <appSettings><add key='GlobalQuoteListId' value='ed32da6e-da85-477e-9b21-ddf131a532e8'/></appSettings>");
wrapper = new QuoteListWrapper(guidForGlobalList);
}
else
{
//This will create the QuoteList based on who is currently logged in right now.
wrapper = new QuoteListWrapper();
}
Quote quote = wrapper.GetRandomQuote();
if (quote == null)
{
lblQuote.Text = "This quote collection does not contain any quotes yet.";
lblCategories.Text = string.Empty;
lblAuthor.Text = string.Empty;
}
else
{
lblQuote.Text = quote.Text;
lblCategories.Text = quote.CategoriesAsString;
lblAuthor.Text = quote.Author;
}
//THIS DOES NOT WORK - Attempt to get some way to make the enter key page forward through quotes.
//this.Page.Form.DefaultButton = FindControl("btnNext").UniqueID;
}
protected void AddCategoryButton_Click(object sender, EventArgs e)
{
ErrorMessages.InnerHtml = string.Empty;
QuoteListWrapper wrapper = new QuoteListWrapper();
Quote quote = (Quote)wrapper.GetQuoteById(GetQuoteId());
if (quote.Categories.Contains(CategoryToAddText.Text))
{
ErrorMessages.InnerHtml = "<br>The category you are adding already exists in the list.";
return;
}
//Update our data structure
quote.Categories.Add(CategoryToAddText.Text);
wrapper.UpdateQuote(quote);
//Clear the textbox
CategoryToAddText.Text = string.Empty;
//Show the change to the user
InitializeControl();
}
protected void RemoveButton_Click(object sender, EventArgs e)
{
Button clicked = (Button)sender;
if (clicked == null)
return;
if (clicked.CommandName == null)
return;
QuoteListWrapper wrapper = new QuoteListWrapper();
Quote quote = (Quote)wrapper.GetQuoteById(GetQuoteId());
if (quote.Categories.Contains(clicked.CommandName))
{
quote.Categories.Remove(clicked.CommandName);
}
//update our data structure
wrapper.UpdateQuote(quote);
//Show the change to the user
InitializeControl();
}
private void InitializeControl()
{
string QuoteId = GetQuoteId();
QuoteListWrapper wrapper = new QuoteListWrapper();
IQuote quote = wrapper.GetQuoteById(QuoteId);
List<CategoryWrapper> catList = new List<CategoryWrapper>();
foreach (string category in quote.Categories)
{
CategoryWrapper wrap = new CategoryWrapper();
wrap.Text = category;
catList.Add(wrap);
}
ListView1.DataSource = catList;
ListView1.DataBind();
}
private void InitializePage()
{
//See if there is a querystring value
string searchText = string.Empty;
if (Request.QueryString["s"] != null)
{
searchText = Request.QueryString["s"].Trim();
//If this is a postback, we might be trying to change the searchText
//so do not overwrite that value in the Textbox. Otherwise, viewstate
//will automatically keep our previous value.
if (!IsPostBack)
{
txtSearch.Text = searchText;
}
}
QuoteListWrapper wrapper = new QuoteListWrapper();
IList<IQuote> quotes = wrapper.GetQuotes(searchText);
RecordCount.Text = string.Format("There are {0} quotes.", quotes.Count);
//Only display the quotes control if we have some quotes.
bool displayQuotes = (quotes.Count > 0);
ListView1.Visible = displayQuotes;
txtSearch.Visible = displayQuotes;
btnSearch.Visible = displayQuotes;
DataPager1.Visible = displayQuotes;
}
