public MainWindow()
{
dicZH = new ResourceDictionary
{
Source = new Uri(@"Languages\ZH.xaml", UriKind.Relative)
};
dicEN = new ResourceDictionary
{
Source = new Uri(@"Languages\EN.xaml", UriKind.Relative)
};
try
{
StreamReader file = new StreamReader("lang.in");
string s = file.ReadLine();
if (s == "en")
{
Application.Current.Resources.MergedDictionaries[0] = dicEN;
}
else
{
Application.Current.Resources.MergedDictionaries[0] = dicZH;
}
}
catch (Exception)
{
Application.Current.Resources.MergedDictionaries[0] = dicZH;
}
InitializeComponent();
SetAnimation();
if (Application.Current.Resources.MergedDictionaries[0] == dicZH)
{
lang.Content = "English";
}
else
{
lang.Content = "简体中文";
}
PreviewMouseMove += OnPreviewMouseMove;
clr = new ClrBackend();
pgAdmin = new PgAdmin(this, clr);
pgLogin = new PgLogin(this, clr);
pgMyTicket = new PgMyTicket(this, clr);
pgProfile = new PgProfile(this, clr);
pgQuery = new PgQuery(this, clr);
pgRegister = new PgRegister(this, clr);
pgTrain = new PgTrain(this, clr);
pgTrains = new PgTrains(this, clr);
pgUser = new PgUser(this, clr);
pgUsers = new PgUsers(this, clr);
Logout();
pageTransition.ShowPage(pgLogin);
}
protected override async Task HandleMessage(PgTransaction transaction, MessageBuilder messageBuilder, PipeWriter writer, CancellationToken token)
{
// TODO: Maybe support multiple SELECT statements in one query - requires parsing the SQL
using var query = PgQuery.CreateInstance(QueryString, null, transaction.DocumentDatabase);
var schema = await query.Init(true);
if (schema.Count != 0)
{
await writer.WriteAsync(messageBuilder.RowDescription(schema), token);
}
await query.Execute(messageBuilder, writer, token);
await writer.WriteAsync(messageBuilder.ReadyForQuery(transaction.State), token);
}
static unsafe void Main(string[] args)
{
string s = "SELECT * FROM lol;";
fixed(byte *b = Encoding.UTF8.GetBytes(s))
{
PgQueryParseResult res = default;
try
{
res = PgQuery.Parse(b);
Console.WriteLine(StringFromUTF8NTS(res.parse_tree));
}
finally
{
PgQuery.FreeParse(res);
}
}
}
public static bool TryParse(string queryText, DocumentDatabase documentDatabase, out PgQuery pgQuery)
{
var match = SqlRegex.Match(queryText);
if (match.Success)
{
var tableName = match.Groups["table_name"].Value;
pgQuery = new PowerBIPreviewQuery(documentDatabase, tableName);
return(true);
}
pgQuery = null;
return(false);
}
public static bool TryParse(string queryText, int[] parametersDataTypes, DocumentDatabase documentDatabase, out PgQuery pgQuery)
{
if (PowerBIFetchQuery.TryParse(queryText, parametersDataTypes, documentDatabase, out pgQuery))
{
return(true);
}
if (PowerBIAllCollectionsQuery.TryParse(queryText, parametersDataTypes, documentDatabase, out pgQuery))
{
return(true);
}
if (PowerBIPreviewQuery.TryParse(queryText, documentDatabase, out pgQuery))
{
return(true);
}
pgQuery = null;
return(false);
}
public static bool TryParse(string queryText, int[] parametersDataTypes, DocumentDatabase documentDatabase, out PgQuery pgQuery)
{
queryText = queryText.NormalizeLineEndings();
if (queryText.Equals(TableQuery, StringComparison.OrdinalIgnoreCase))
{
pgQuery = new PowerBIAllCollectionsQuery(queryText, parametersDataTypes, documentDatabase);
return(true);
}
pgQuery = null;
return(false);
}
