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trainav/trainav.web/Pages/Delete.cshtml.cs

86 lines
2.6 KiB
C#

using System.Linq;
using LinqToDB;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.RazorPages;
using trainav.web.database;
using trainav.web.database.Tables;
namespace trainav.web.Pages {
public class DeleteModel : PageModel {
public User AuthorizedUser;
public void OnGet() {
if (HttpContext.Session.GetString("authorized") != "true")
return;
if (!Request.Query.ContainsKey("confirm") || Request.Query["confirm"] != "true")
return;
var uid = int.Parse(HttpContext.Session.GetString("uid"));
using var db = new Database.DbConn();
AuthorizedUser = db.Users.FirstOrDefault(p => p.UserId == uid);
var id = int.Parse(Request.Query["id"]);
switch (Request.Query["item"]) {
case "trip": {
var trip = db.Trips.First(p => p.TripId == id);
if (trip.UserId != int.Parse(HttpContext.Session.GetString("uid")))
return;
db.Trips.Delete(p => p.TripId == id);
db.Legs.Delete(p => p.TripId == id);
break;
}
case "leg": {
var leg = db.Legs.First(p => p.LegId == id);
if (leg.UserId != int.Parse(HttpContext.Session.GetString("uid")))
return;
var tripid = db.Legs.First(p => p.LegId == id).TripId;
db.Legs.Delete(p => p.LegId == id);
if (!db.Legs.Any(p => p.TripId == tripid))
db.Trips.Delete(p => p.TripId == tripid);
else if (db.Legs.Where(p => p.TripId == tripid).OrderBy(p => p.DepTime).First().DepTime.EndsWith("placeholder"))
db.Delete(db.Legs.Where(p => p.TripId == tripid).OrderBy(p => p.DepTime).First());
else if (db.Legs.Where(p => p.TripId == tripid).OrderByDescending(p => p.DepTime).First().DepTime.EndsWith("placeholder"))
db.Delete(db.Legs.Where(p => p.TripId == tripid).OrderByDescending(p => p.DepTime).First());
var failsafe = false;
foreach (var failsafeleg in db.Legs.Where(p => p.TripId == tripid).OrderBy(p => p.DepTime).ToList()) {
if (failsafeleg.DepTime.EndsWith("placeholder")) {
if (failsafe == false) {
failsafe = true;
}
else {
db.Legs.Delete(p => p.LegId == failsafeleg.LegId);
}
}
else {
failsafe = false;
}
}
break;
}
case "ticket": {
var leg = db.Legs.First(p => p.LegId == id);
if (leg.UserId != int.Parse(HttpContext.Session.GetString("uid")))
return;
db.Legs.Where(p => p.LegId == id).Set(p => p.TicketId, 0).Update();
break;
}
case "card": {
var card = db.Cards.First(p => p.CardId == id);
if (card.UserId != int.Parse(HttpContext.Session.GetString("uid")))
return;
db.Cards.Delete(p => p.CardId == id);
break;
}
}
}
}
}