private void build()
{
this.PackStart(new Label {
Markup = "<b><big>" + m_Category + "</big></b>", UseMarkup = true
}, false, false, 35);
int buttonCount = 0;
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var provider = new QuestionProvider(connection);
var levels = provider.FetchAll().Where(q => q.HowOftenAsk == 0 && q.Category == m_Category).Select(q => q.DifficultyLevel).Distinct().ToList();
levels.Sort();
foreach (var level in levels)
{
var questions = provider.FetchAll().Where(q => q.HowOftenAsk == 0 && q.DifficultyLevel == level && q.Category == m_Category);
if (generateButton(questions))
{
buttonCount++;
}
}
}
}
void HandleCreateDbButtonClicked(object sender, EventArgs e)
{
string file = newDbButton.Filename;
if (string.IsNullOrEmpty(file))
{
dbLoadLabel.Text = "richtigen Pfad angeben";
this.ShowAll();
return;
}
try {
QuizParser qp = new QuizParser(file);
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var provider = new QuestionProvider(connection);
var questions = qp.Questions.ToList();
foreach (var quest in questions)
{
provider.Save(quest);
}
}
dbLoadLabel.Text = "erstellen erfolgreich";
this.ShowAll();
} catch (Exception exc) {
dbLoadLabel.Text = exc.Message;
this.ShowAll();
}
dbInfoLabel.Text = string.Format("Exestiert die Datenbank: {0}", System.IO.File.Exists(QuestionProvider.dbPath));
}
void HowOftenAskFill()
{
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var provider = new QuestionProvider(connection);
var cmd = new HyenaSqliteCommand("UPDATE ? SET HowOftenAsk = 1 WHERE Id = ?;", provider.TableName, bus.CurrentQuestion.Id);
connection.Execute(cmd);
}
}
void ButtonAddClicked(object sender, EventArgs e)
{
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var provider = new QuestionProvider(connection);
Question question = new Question("Frage", "Antwort", "Nothing", 0, 0);
provider.Save(question);
qnv.QuestionNodeView.NodeStore.AddNode(new QuestionNode(question));
}
}
void ButtonRemoveClicked(object sender, EventArgs e)
{
if (qnv.QuestionNodeView.NodeSelection.SelectedNode == null)
{
return;
}
var questionNode = (QuestionNode)qnv.QuestionNodeView.NodeSelection.SelectedNode;
var question = questionNode.GetQuestion();
qnv.QuestionNodeView.NodeStore.RemoveNode(questionNode);
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var provider = new QuestionProvider(connection);
provider.Delete(question);
}
}
/* many thinks not implement
* public void CreateDB ()
* {
* var db = new QuestionTable (connectionString);
* if (db.DatabaseExists ()) {
* //Console.WriteLine ("Deleting old database...");
* db.DeleteDatabase ();
* }
* db.CreateDatabase ();
* }
*/
public void CreateProvider()
{
using (var conn = new HyenaSqliteConnection(path)) {
var qp = new QuestionProvider(conn);
/*
* dbConn.Open ();
*
* using (var dbCommand = dbConn.CreateCommand ()) {
* dbCommand.CommandText = @"CREATE TABLE question (id INTEGER PRIMARY KEY, question TEXT, answer TEXT, category TEXT, howOftenAsk INTEGER);";
* dbCommand.ExecuteNonQuery ();
* }
*/
}
}
void build()
{
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var provider = new QuestionProvider(connection);
var questions = provider.FetchAll();
var questCategories = questions.Where(q => q.HowOftenAsk == 0).Select(q => q.Category).Distinct().ToList();
int questCategoriesCount = questCategories.Count();
var categories = new List <string> ();
if (questCategoriesCount > 3)
{
do
{
var rand = new Random(DateTime.Now.Millisecond);
int r = 0;
if (questCategoriesCount > 1)
{
r = rand.Next(0, questCategoriesCount);
}
categories.Add(questCategories [r]);
categories = categories.Distinct().ToList();
} while (categories.Count < 3);
}
else
{
categories = questCategories.ToList();
}
foreach (var cat in categories)
{
this.Add(new DifficultLevelButtons(cat));
}
if (questCategoriesCount == 0)
{
this.Add(new Label("Keine Fragen mehr vorhanden"));
}
}
}
void build()
{
this.Title = "Einstellungen";
var mainBox = new VBox();
dbInfoLabel = new Label();
dbInfoLabel.Text = string.Format("Exestiert die Datenbank: {0}", System.IO.File.Exists(QuestionProvider.dbPath));
mainBox.Add(dbInfoLabel);
newDbButton = new FileChooserButton("Question File Open", FileChooserAction.Open);
mainBox.Add(newDbButton);
dbLoadLabel = new Label();
mainBox.Add(dbLoadLabel);
var createDbButton = new Button(new Label("Datenbank erstellen"));
createDbButton.Clicked += HandleCreateDbButtonClicked;
mainBox.Add(createDbButton);
var removeDbButton = new Button(new Label("Datenbank löschen"));
removeDbButton.Clicked += delegate {
QuestionProvider.RemoveDb();
dbInfoLabel.Text = string.Format("Exestiert die Datenbank: {0}", System.IO.File.Exists(QuestionProvider.dbPath));
};
mainBox.Add(removeDbButton);
this.VBox.Add(mainBox);
this.AddButton("Schließen", ResponseType.Close);
this.ShowAll();
}
protected override void OnEdited(string path, string new_text)
{
using (var connection = new HyenaSqliteConnection(QuestionProvider.dbPath)) {
var node = (QuestionNode)m_Store.GetNode(new TreePath(path));
var quest = node.GetQuestion();
switch (m_Column)
{
case Question.Constants.Quest:
quest.Quest = new_text;
break;
case Question.Constants.Answer:
quest.Answer = new_text;
break;
case Question.Constants.Category:
quest.Category = new_text;
break;
case Question.Constants.HowOftenAsk:
quest.HowOftenAsk = Convert.ToInt32(new_text);
break;
case Question.Constants.DifficultyLevel:
quest.DifficultyLevel = Convert.ToInt32(new_text);
break;
default:
throw new ApplicationException("falscher Spaltenname");
}
var provider = new QuestionProvider(connection);
var cmd = new HyenaSqliteCommand("UPDATE ? SET ? = ? WHERE Id = ?;", provider.TableName, m_Column, new_text, quest.Id);
connection.Execute(cmd);
}
base.OnEdited(path, new_text);
}
