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elwig/Elwig/Services/PaymentVariantService.cs
Lorenz Stechauner 64832e9a53
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[#57] PaymentVariantsWindow: Use Task.Run()
2025-07-07 23:31:03 +02:00

399 lines
18 KiB
C#

using Elwig.Documents;
using Elwig.Helpers;
using Elwig.Helpers.Billing;
using Elwig.Helpers.Export;
using Elwig.Models.Dtos;
using Elwig.Models.Entities;
using Elwig.ViewModels;
using Microsoft.EntityFrameworkCore;
using Microsoft.Win32;
using System;
using System.Linq;
using System.Text.Json;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;
namespace Elwig.Services {
public static class PaymentVariantService {
private static readonly JsonSerializerOptions JsonOpt = new() { WriteIndented = true };
public static void ClearInputs(this PaymentVariantsViewModel vm) {
vm.IsPaymentVariantSelected = false;
vm.EditText = "Bearbeiten";
vm.SaveIsEnabled = false;
vm.DeleteIsEnabled = false;
vm.CalculateIsEnabled = false;
vm.CommitIsEnabled = false;
vm.CommitVisibility = Visibility.Visible;
vm.RevertIsEnabled = false;
vm.RevertVisibility = Visibility.Hidden;
vm.Arrow = "\xF0AF";
vm.ExportIsEnabled = false;
vm.IsReadOnly = true;
vm.DataIsReadOnly = true;
vm.BillingData = null;
vm.Name = "";
vm.Comment = "";
vm.Date = null;
vm.TransferDate = null;
vm.WeightModifier = null;
vm.ConsiderModifiers = false;
vm.ConsiderPenalties = false;
vm.ConsiderPenalty = false;
vm.ConsiderAuto = false;
vm.ConsiderCustom = false;
vm.IsEnabled = false;
vm.Data = "";
vm.StatusModifierSum = "-";
vm.StatusTotalSum = "-";
vm.StatusVatSum = "-";
vm.StatusDeductionSum = "-";
vm.StatusPaymentSum = "-";
}
public static void FillInputs(this PaymentVariantsViewModel vm, PaymentVar v) {
var locked = !v.TestVariant;
vm.IsPaymentVariantSelected = true;
vm.SaveIsEnabled = !locked;
vm.DeleteIsEnabled = !locked;
vm.CalculateIsEnabled = !locked;
vm.CommitIsEnabled = !locked && !vm.SeasonLocked;
vm.CommitVisibility = !locked ? Visibility.Visible : Visibility.Hidden;
vm.RevertIsEnabled = locked && !vm.SeasonLocked;
vm.RevertVisibility = locked ? Visibility.Visible : Visibility.Hidden;
vm.Arrow = locked ? "\xF0B0" : "\xF0AF";
vm.EditText = locked ? "Ansehen" : "Bearbeiten";
vm.ExportIsEnabled = locked;
vm.IsReadOnly = false;
vm.DataIsReadOnly = locked;
vm.Name = v.Name;
vm.Comment = v.Comment ?? "";
vm.Date = v.Date;
vm.TransferDate = v.TransferDate;
try {
vm.BillingData = BillingData.FromJson(v.Data);
vm.ConsiderModifiers = vm.BillingData.ConsiderDelieryModifiers;
vm.ConsiderPenalties = vm.BillingData.ConsiderContractPenalties;
vm.ConsiderPenalty = vm.BillingData.ConsiderTotalPenalty;
vm.ConsiderAuto = vm.BillingData.ConsiderAutoBusinessShares;
vm.ConsiderCustom = vm.BillingData.ConsiderCustomModifiers;
if (vm.BillingData.NetWeightModifier != 0) {
vm.WeightModifier = Math.Round(vm.BillingData.NetWeightModifier * 100.0, 8);
} else if (vm.BillingData.GrossWeightModifier != 0) {
vm.WeightModifier = Math.Round(vm.BillingData.GrossWeightModifier * 100.0, 8);
} else {
vm.WeightModifier = null;
}
vm.Data = JsonSerializer.Serialize(vm.BillingData.Data, JsonOpt);
} catch {
vm.BillingData = null;
vm.ConsiderModifiers = false;
vm.ConsiderPenalties = false;
vm.ConsiderPenalty = false;
vm.ConsiderAuto = false;
vm.ConsiderCustom = false;
vm.WeightModifier = null;
vm.Data = v.Data;
}
vm.IsEnabled = !locked;
vm.StatusModifierSum = "...";
vm.StatusTotalSum = "...";
vm.StatusVatSum = "...";
vm.StatusDeductionSum = "...";
vm.StatusPaymentSum = "...";
Utils.RunBackground("Variantendaten laden", async () => {
await vm.UpdateSums(v);
});
}
private static async Task UpdateSums(this PaymentVariantsViewModel vm, PaymentVar v) {
if (App.MainDispatcher == null)
return;
var modText = "-";
var totalText = "-";
var vatText = "-";
var deductionText = "-";
var paymentText = "-";
using var ctx = new AppDbContext();
var sym = v.Season.Currency.Symbol ?? v.Season.Currency.Code;
var modSum = await ctx.PaymentDeliveryParts
.Where(p => p.Year == v.Year && p.AvNr == v.AvNr)
.SumAsync(p => p.AmountValue - p.NetAmountValue);
modText = $"{v.Season.DecFromDb(modSum):N2} {sym}";
var totalSum = await ctx.MemberPayments
.Where(p => p.Year == v.Year && p.AvNr == v.AvNr)
.SumAsync(p => p.AmountValue);
totalText = $"{v.Season.DecFromDb(totalSum):N2} {sym}";
await App.MainDispatcher.BeginInvoke(() => {
if (vm.SelectedPaymentVariant != v)
return;
vm.StatusModifierSum = modText;
vm.StatusTotalSum = totalText;
});
var credits = ctx.Credits.Where(c => c.Year == v.Year && c.AvNr == v.AvNr);
if (!credits.Any()) {
long lastTotalSum = 0;
decimal vatSum = 0;
var currentPayments = await ctx.MemberPayments
.Where(p => p.Year == v.Year && p.AvNr == v.AvNr)
.ToDictionaryAsync(p => p.MgNr);
var lastV = await ctx.PaymentVariants
.Where(l => l.Year == v.Year && !l.TestVariant)
.OrderByDescending(l => l.TransferDateString ?? l.DateString)
.ThenByDescending(l => l.AvNr)
.FirstOrDefaultAsync();
if (lastV != null) {
var lastPayments = await ctx.MemberPayments
.Where(p => p.Year == v.Year && p.AvNr == lastV.AvNr)
.ToDictionaryAsync(p => p.MgNr);
lastTotalSum = lastPayments.Sum(e => e.Value.AmountValue);
foreach (int mgnr in currentPayments.Keys) {
var c = currentPayments[mgnr];
var l = lastPayments[mgnr];
vatSum += (c.Amount - l.Amount) * (decimal)(c.Member.IsBuchführend ? v.Season.VatNormal : v.Season.VatFlatrate);
}
} else {
vatSum = currentPayments.Sum(e => e.Value.Amount * (decimal)(e.Value.Member.IsBuchführend ? v.Season.VatNormal : v.Season.VatFlatrate));
}
vatText = $"~{vatSum:N2} {sym}";
deductionText = $"- {sym}";
paymentText = $"~{v.Season.DecFromDb(totalSum - lastTotalSum) + vatSum:N2} {sym}";
} else {
// all values in the credit table are stored with precision 2!
totalText = $"{Utils.DecFromDb(await credits.SumAsync(c => c.NetAmountValue), 2):N2} {sym}";
vatText = $"{Utils.DecFromDb(await credits.SumAsync(c => c.VatAmountValue), 2):N2} {sym}";
deductionText = $"{-Utils.DecFromDb(await credits.SumAsync(c => c.ModifiersValue ?? 0), 2):N2} {sym}";
paymentText = $"{Utils.DecFromDb(await credits.SumAsync(c => c.AmountValue), 2):N2} {sym}";
}
await App.MainDispatcher.BeginInvoke(() => {
if (vm.SelectedPaymentVariant != v)
return;
vm.StatusModifierSum = modText;
vm.StatusTotalSum = totalText;
vm.StatusVatSum = vatText;
vm.StatusDeductionSum = deductionText;
vm.StatusPaymentSum = paymentText;
});
}
public static async Task GenerateSummary(PaymentVar v, ExportMode mode) {
if (mode == ExportMode.SaveList) {
var d = new SaveFileDialog() {
FileName = $"Variantendaten-{v.Name.Trim().Replace(' ', '-')}.ods",
DefaultExt = "ods",
Filter = "OpenDocument Format Spreadsheet (*.ods)|*.ods",
Title = $"Variantendaten {v.Name} speichern unter - Elwig"
};
if (d.ShowDialog() == false)
return;
Mouse.OverrideCursor = Cursors.Wait;
await Task.Run(async () => {
try {
using var ctx = new AppDbContext();
var data = await PaymentVariantSummaryData.ForPaymentVariant(v, ctx.PaymentVariantSummaryRows);
using var ods = new OdsFile(d.FileName);
await ods.AddTable(data);
} catch (Exception exc) {
MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
}
});
Mouse.OverrideCursor = null;
} else {
Mouse.OverrideCursor = Cursors.Wait;
await Task.Run(async () => {
try {
using var ctx = new AppDbContext();
var data = await PaymentVariantSummaryData.ForPaymentVariant(v, ctx.PaymentVariantSummaryRows);
using var doc = new PaymentVariantSummary((await ctx.PaymentVariants.FindAsync(v.Year, v.AvNr))!, data);
await Utils.ExportDocument(doc, mode);
} catch (Exception exc) {
MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
}
});
Mouse.OverrideCursor = null;
}
}
public static async Task GenerateEbics(int year, int avnr) {
using var ctx = new AppDbContext();
var v = (await ctx.PaymentVariants.FindAsync(year, avnr))!;
var withoutIban = v.Credits.Count(c => c.Member.Iban == null);
if (withoutIban > 0) {
var r = MessageBox.Show($"Achtung: Für {withoutIban:N0} Mitglieder ist kein IBAN hinterlegt.\n\nDiese werden NICHT exportiert.",
"Mitglieder ohne IBAN", MessageBoxButton.OKCancel, MessageBoxImage.Warning, MessageBoxResult.Cancel);
if (r != MessageBoxResult.OK) return;
}
var withNegAmount = v.Credits.Count(c => c.Amount <= 0);
if (withNegAmount > 0) {
var r = MessageBox.Show($"Achtung: Es gibt {withNegAmount:N0} Traubengutschriften mit negativem Betrag.\n\nDiese werden NICHT exportiert.",
"Traubengutschriften mit negativem Betrag", MessageBoxButton.OKCancel, MessageBoxImage.Warning, MessageBoxResult.OK);
if (r != MessageBoxResult.OK) return;
}
var d = new SaveFileDialog() {
FileName = $"{App.Client.NameToken}-Überweisungsdaten-{v.Year}-{v.Name.Trim().Replace(' ', '-')}.{Ebics.FileExtension}",
DefaultExt = Ebics.FileExtension,
Filter = "EBICS-Datei (*.xml)|*.xml",
Title = $"Überweisungsdaten speichern unter - Elwig",
};
if (d.ShowDialog() == true) {
Mouse.OverrideCursor = Cursors.Wait;
await Task.Run(async () => {
try {
using var e = new Ebics(v, d.FileName, App.Client.ExportEbicsVersion, (Ebics.AddressMode)App.Client.ExportEbicsAddress);
await e.ExportAsync(Transaction.FromPaymentVariant(v));
} catch (Exception exc) {
MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
}
});
Mouse.OverrideCursor = null;
}
}
public static async Task GenerateAccountingList(int year, int avnr, string name) {
var d = new SaveFileDialog() {
FileName = $"{App.Client.NameToken}-Buchungsliste-{year}-{name.Trim().Replace(' ', '-')}.ods",
DefaultExt = "ods",
Filter = "OpenDocument Format Spreadsheet (*.ods)|*.ods",
Title = $"Buchungsliste speichern unter - Elwig"
};
if (d.ShowDialog() == true) {
Mouse.OverrideCursor = Cursors.Wait;
await Task.Run(async () => {
try {
using var ctx = new AppDbContext();
var tbl = await CreditNoteData.ForPaymentVariant(ctx, year, avnr);
using var ods = new OdsFile(d.FileName);
await ods.AddTable(tbl);
} catch (Exception exc) {
MessageBox.Show(exc.Message, "Fehler", MessageBoxButton.OK, MessageBoxImage.Error);
}
});
Mouse.OverrideCursor = null;
}
}
public static async Task<PaymentVar> CreatePaymentVariant(int year) {
Mouse.OverrideCursor = Cursors.Wait;
var v = await Task.Run(async () => {
using var ctx = new AppDbContext();
var v = new PaymentVar {
Year = year,
AvNr = await ctx.NextAvNr(year),
Name = "Neue Auszahlungsvariante",
TestVariant = true,
DateString = $"{DateTime.Today:yyyy-MM-dd}",
Data = "{\"mode\": \"elwig\", \"version\": 1, \"payment\": {}, \"curves\": []}",
};
ctx.Add(v);
await ctx.SaveChangesAsync();
return v;
});
App.HintContextChange();
Mouse.OverrideCursor = null;
return v;
}
public static async Task<PaymentVar> Duplicate(this PaymentVar orig) {
var n = await Task.Run(async () => {
using var ctx = new AppDbContext();
var n = new PaymentVar {
Year = orig.Year,
AvNr = await ctx.NextAvNr(orig.Year),
Name = $"{orig.Name} (Kopie)",
TestVariant = true,
DateString = $"{DateTime.Today:yyyy-MM-dd}",
Data = orig.Data,
};
ctx.Add(n);
await ctx.SaveChangesAsync();
return n;
});
App.HintContextChange();
return n;
}
public static async Task<(int, int)> UpdatePaymentVariant(this PaymentVariantsViewModel vm, int? oldYear, int? oldAvNr) {
var year = oldYear ?? Utils.CurrentYear;
int avnr = 0;
await Task.Run(async () => {
var d = App.Config.Debug ? BillingData.FromJson(vm.Data ?? "{}") : vm.BillingData!;
d.ConsiderDelieryModifiers = vm.ConsiderModifiers;
d.ConsiderContractPenalties = vm.ConsiderPenalties;
d.ConsiderTotalPenalty = vm.ConsiderPenalty;
d.ConsiderAutoBusinessShares = vm.ConsiderAuto;
d.ConsiderCustomModifiers = vm.ConsiderCustom;
var modVal = vm.WeightModifier ?? 0;
d.NetWeightModifier = modVal > 0 ? modVal / 100.0 : 0;
d.GrossWeightModifier = modVal < 0 ? modVal / 100.0 : 0;
using var ctx = new AppDbContext();
var v = new PaymentVar {
Year = year,
AvNr = oldAvNr ?? await ctx.NextAvNr(year),
Name = vm.Name!,
DateString = $"{vm.Date!.Value:yyyy-MM-dd}",
TransferDate = vm.TransferDate,
TestVariant = vm.SelectedPaymentVariant?.TestVariant ?? true,
CalcTimeUnix = vm.SelectedPaymentVariant?.CalcTimeUnix,
Comment = string.IsNullOrEmpty(vm.Comment) ? null : vm.Comment,
Data = JsonSerializer.Serialize(d.Data),
};
avnr = v.AvNr;
ctx.Update(v);
await ctx.SaveChangesAsync();
});
vm.WeightModifierChanged = false;
App.HintContextChange();
return (year, avnr);
}
public static async Task DeletePaymentVariant(int year, int avnr) {
await Task.Run(async () => {
using var ctx = new AppDbContext();
var v = (await ctx.PaymentVariants.FindAsync(year, avnr))!;
ctx.Remove(v);
await ctx.SaveChangesAsync();
});
App.HintContextChange();
}
public static async Task Calculate(int year, int avnr) {
await Task.Run(async () => {
var b = new BillingVariant(year, avnr);
await b.Calculate();
});
App.HintContextChange();
}
public static async Task Commit(int year, int avnr) {
await Task.Run(async () => {
var b = new BillingVariant(year, avnr);
await b.Commit();
});
App.HintContextChange();
}
public static async Task Revert(int year, int avnr) {
await Task.Run(async () => {
var b = new BillingVariant(year, avnr);
await b.Revert();
});
App.HintContextChange();
}
}
}