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[#56] Windows: Fail gracefully while saving
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Lorenz Stechauner
2024-09-23 22:51:01 +02:00
parent 94a6dd5312
commit ce39797d8b
8 changed files with 141 additions and 65 deletions
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62
Elwig/Services/DeliveryService.cs
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@ -494,41 +494,35 @@ namespace Elwig.Services {
WeighingReason = vm.ManualWeighingReason,
};
try {
if (oldDelivery != null && ctx.Entry(oldDelivery) is EntityEntry<Delivery> entry) {
entry.State = EntityState.Detached;
}
if (!deliveryNew) {
ctx.Update(d);
} else {
ctx.Add(d);
}
if (!partNew) {
ctx.Update(p);
} else {
ctx.Add(p);
}
ctx.UpdateDeliveryPartModifiers(p, await ctx.DeliveryPartModifiers
.Where(m => m.Year == p.Year && m.DId == p.DId && m.DPNr == p.DPNr)
.Select(m => m.Modifier)
.ToListAsync(), vm.Modifiers);
if (originalMgNr != null && originalMgNr.Value != d.MgNr) {
// update origin (KgNr), if default is selected
var newKgNr = (await ctx.Members.FindAsync(d.MgNr))?.DefaultKgNr;
foreach (var part in d.Parts.Where(part => part.DPNr != dpnr && part.KgNr == originalMemberKgNr)) {
part.KgNr = newKgNr;
ctx.Update(part);
}
}
await ctx.SaveChangesAsync();
} catch (Exception exc) {
var str = "Der Eintrag konnte nicht in der Datenbank aktualisiert werden!\n\n" + exc.Message;
if (exc.InnerException != null) str += "\n\n" + exc.InnerException.Message;
MessageBox.Show(str, "Lieferung aktualisieren", MessageBoxButton.OK, MessageBoxImage.Error);
if (oldDelivery != null && ctx.Entry(oldDelivery) is EntityEntry<Delivery> entry) {
entry.State = EntityState.Detached;
}
if (!deliveryNew) {
ctx.Update(d);
} else {
ctx.Add(d);
}
if (!partNew) {
ctx.Update(p);
} else {
ctx.Add(p);
}
ctx.UpdateDeliveryPartModifiers(p, await ctx.DeliveryPartModifiers
.Where(m => m.Year == p.Year && m.DId == p.DId && m.DPNr == p.DPNr)
.Select(m => m.Modifier)
.ToListAsync(), vm.Modifiers);
if (originalMgNr != null && originalMgNr.Value != d.MgNr) {
// update origin (KgNr), if default is selected
var newKgNr = (await ctx.Members.FindAsync(d.MgNr))?.DefaultKgNr;
foreach (var part in d.Parts.Where(part => part.DPNr != dpnr && part.KgNr == originalMemberKgNr)) {
part.KgNr = newKgNr;
ctx.Update(part);
}
}
await ctx.SaveChangesAsync();
return p;
}