Files
elwig/Elwig/Windows/ChartWindow.xaml.cs
2024-01-17 22:33:20 +01:00

503 lines
19 KiB
C#

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Text.Json;
using System.Text.Json.Nodes;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using Elwig.Helpers;
using Elwig.Helpers.Billing;
using Elwig.Models.Entities;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.ChangeTracking;
using ScottPlot;
using ScottPlot.Plottable;
namespace Elwig.Windows {
public partial class ChartWindow : ContextWindow {
public readonly int Year;
public readonly int AvNr;
private readonly PaymentVar PaymentVar;
private ScatterPlot OechslePricePlotScatter;
private MarkerPlot HighlightedPoint;
private MarkerPlot PrimaryMarkedPoint;
private MarkerPlot SecondaryMarkedPoint;
private Tooltip Tooltip;
private int LastHighlightedIndex = -1;
private int HighlightedIndex = -1;
private int PrimaryMarkedPointIndex = -1;
private int SecondaryMarkedPointIndex = -1;
private bool HoverChanged = false;
private bool HoverActive = false;
private const int MinOechsle = 50;
private const int MaxOechsle = 140;
private List<GraphEntry> GraphEntries = [];
private GraphEntry? SelectedGraphEntry;
public ChartWindow(int year, int avnr) {
InitializeComponent();
Year = year;
AvNr = avnr;
PaymentVar = Context.PaymentVariants.Find(year, avnr) ?? throw new ArgumentException("PaymentVar not found");
Title = $"{PaymentVar?.Name} - Lese {year} - Elwig";
}
private void Window_Loaded(object sender, RoutedEventArgs evt) {
OechslePricePlot.IsEnabled = false;
}
private async Task RefreshGraphList() {
await Context.PaymentVariants.LoadAsync();
await RefreshGraphListQuery();
}
private static JsonObject? ParseData(PaymentVar variant) {
try {
return BillingData.ParseJson(variant.Data);
} catch (ArgumentException) {
return null;
}
}
private async Task RefreshGraphListQuery(bool updateSort = false) {
var data = ParseData(PaymentVar);
if (data == null) return;
var curves = BillingData.GetCurves(data, BillingData.CalculationMode.Elwig);
foreach (var (id, curve) in curves) {
GraphEntries.Add(new GraphEntry(id, curve.Mode, curve.Normal, MinOechsle, MaxOechsle));
}
var attrVariants = Context.DeliveryParts
.Where(d => d.Year == Year)
.Select(d => $"{d.SortId}{d.AttrId}")
.Distinct()
.ToList()
.Union(Context.WineVarieties.Select(v => v.SortId))
.Order()
.ToList();
ControlUtils.RenewItemsSource(AppliedInput, attrVariants, g => (g as GraphEntry)?.Id);
ControlUtils.RenewItemsSource(GraphList, GraphEntries, g => (g as GraphEntry)?.Id);
if (GraphEntries.Count == 1) {
GraphList.SelectedIndex = 0;
}
RefreshInputs();
}
private string ParseContracts(JsonObject auszahlungsSorten, int num) {
return "";
}
private void RefreshInputs(bool validate = false) {
ResetPlot();
if (!PaymentVar.TestVariant) {
AddButton.IsEnabled = false;
CopyButton.IsEnabled = false;
DeleteButton.IsEnabled = false;
OechsleInput.IsReadOnly = true;
PriceInput.IsReadOnly = true;
} else if (SelectedGraphEntry != null) {
CopyButton.IsEnabled = true;
DeleteButton.IsEnabled = true;
OechsleInput.IsReadOnly = false;
EnableOptionButtons();
FillInputs();
} else {
CopyButton.IsEnabled = false;
DeleteButton.IsEnabled = false;
OechsleInput.IsReadOnly = true;
DisableOptionButtons();
}
GC.Collect();
}
private void FillInputs() {
GraphNum.Text = SelectedGraphEntry.Id.ToString();
InitPlot();
OechslePricePlot.IsEnabled = true;
}
protected override async Task OnRenewContext() {
await RefreshGraphList();
}
private void InitPlot() {
OechslePricePlotScatter = OechslePricePlot.Plot.AddScatter(SelectedGraphEntry.DataGraph.DataX, SelectedGraphEntry.DataGraph.DataY);
OechslePricePlot.Configuration.DoubleClickBenchmark = false;
OechslePricePlotScatter.LineColor = Color.Blue;
OechslePricePlotScatter.MarkerColor = Color.Blue;
OechslePricePlotScatter.MarkerSize = 9;
//OechslePricePlot.Plot.XAxis.ManualTickSpacing(1);
OechslePricePlot.Plot.YAxis.ManualTickSpacing(0.1);
OechslePricePlot.Plot.SetAxisLimits(MinOechsle - 1, MaxOechsle + 1, -0.1, 2);
OechslePricePlot.Plot.Layout(padding: 0);
OechslePricePlot.Plot.XAxis2.Layout(padding: 0);
OechslePricePlot.Plot.YAxis.Layout(padding: 0);
OechslePricePlot.Plot.YAxis2.Layout(padding: 0);
HighlightedPoint = OechslePricePlot.Plot.AddPoint(0, 0);
HighlightedPoint.Color = Color.Red;
HighlightedPoint.MarkerSize = 10;
HighlightedPoint.MarkerShape = MarkerShape.openCircle;
HighlightedPoint.IsVisible = false;
PrimaryMarkedPoint = OechslePricePlot.Plot.AddPoint(0, 0);
PrimaryMarkedPoint.Color = Color.Red;
PrimaryMarkedPoint.MarkerSize = 6;
PrimaryMarkedPoint.MarkerShape = MarkerShape.filledCircle;
PrimaryMarkedPoint.IsVisible = false;
SecondaryMarkedPoint = OechslePricePlot.Plot.AddPoint(0, 0);
SecondaryMarkedPoint.Color = Color.Red;
SecondaryMarkedPoint.MarkerSize = 6;
SecondaryMarkedPoint.MarkerShape = MarkerShape.filledCircle;
SecondaryMarkedPoint.IsVisible = false;
OechslePricePlot.Refresh();
RefreshFreeZoom();
RefreshGradationLines();
}
private void ResetPlot() {
PrimaryMarkedPointIndex = -1;
OechslePricePlot.Plot.Remove(OechslePricePlotScatter);
OechslePricePlot.Plot.Clear();
OechslePricePlot.Reset();
OechslePricePlot.Refresh();
}
private void ChangeMarker(MarkerPlot point, bool visible, double x = 0, double y = 0) {
point.X = x;
point.Y = y;
point.IsVisible = visible;
}
private void FlattenGraph(int begin, int end, double value) {
SelectedGraphEntry.DataGraph.FlattenGraph(begin, end, value);
OechslePricePlot.Render();
}
private void LinearIncreaseGraph(int begin, int end, double inc) {
SelectedGraphEntry.DataGraph.LinearIncreaseGraph(begin, end, inc);
OechslePricePlot.Render();
}
private void EnableActionButtons() {
LeftFlatButton.IsEnabled = true;
RightFlatButton.IsEnabled = true;
LinearIncreaseButton.IsEnabled = true;
}
private void DisableActionButtons() {
LeftFlatButton.IsEnabled = false;
RightFlatButton.IsEnabled = false;
InterpolateButton.IsEnabled = false;
LinearIncreaseButton.IsEnabled = false;
}
private void FreeZoomInput_Changed(object sender, RoutedEventArgs evt) {
RefreshFreeZoom();
}
private void RefreshFreeZoom() {
if (FreeZoomInput.IsChecked == true) {
UnlockZoom();
} else {
LockZoom();
}
OechslePricePlot.Refresh();
}
private void LockZoom() {
OechslePricePlot.Plot.XAxis.SetBoundary(MinOechsle - 1, MaxOechsle + 1);
OechslePricePlot.Plot.YAxis.SetBoundary(-0.1, 2);
OechslePricePlot.Plot.XAxis.SetZoomOutLimit(MaxOechsle - MinOechsle + 2);
OechslePricePlot.Plot.YAxis.SetZoomOutLimit(2.1);
OechslePricePlot.Plot.SetAxisLimits(MinOechsle - 1, MaxOechsle + 1, -0.1, 2);
}
private void UnlockZoom() {
OechslePricePlot.Plot.XAxis.SetBoundary();
OechslePricePlot.Plot.YAxis.SetBoundary();
OechslePricePlot.Plot.XAxis.SetZoomOutLimit((MaxOechsle - MinOechsle) * 1.5);
OechslePricePlot.Plot.YAxis.SetZoomOutLimit(3.5);
}
private void EnableOptionButtons() {
FreeZoomInput.IsEnabled = true;
GradationLinesInput.IsEnabled = true;
TooltipInput.IsEnabled = true;
}
private void DisableOptionButtons() {
FreeZoomInput.IsEnabled = false;
GradationLinesInput.IsEnabled = false;
TooltipInput.IsEnabled = false;
}
private void GradationLinesInput_Changed(object sender, RoutedEventArgs evt) {
RefreshGradationLines();
}
private void RefreshGradationLines() {
if (GradationLinesInput.IsChecked == true) {
ShowGradationLines();
ShowLegend();
} else {
HideGradationLines();
HideLegend();
}
OechslePricePlot.Refresh();
}
private void ShowGradationLines() {
OechslePricePlot.Plot.AddVerticalLine(68, Color.Red, 2, label: "68 Oechsle (LDW)");
OechslePricePlot.Plot.AddVerticalLine(73, Color.Orange, 2, label: "73 Oechsle (QUW)");
OechslePricePlot.Plot.AddVerticalLine(84, Color.Green, 2, label: "84 Oechsle (KAB)");
}
private void HideGradationLines() {
OechslePricePlot.Plot.Clear(typeof(VLine));
}
private void ShowLegend() {
OechslePricePlot.Plot.Legend(true, Alignment.UpperRight);
}
private void HideLegend() {
OechslePricePlot.Plot.Legend(false, Alignment.UpperRight);
}
private void OechsleInput_TextChanged(object sender, TextChangedEventArgs evt) {
bool success = int.TryParse(OechsleInput.Text, out int oechsle);
SecondaryMarkedPointIndex = -1;
ChangeMarker(SecondaryMarkedPoint, false);
if (success) {
if (oechsle >= MinOechsle && oechsle <= MaxOechsle) {
PrimaryMarkedPointIndex = oechsle - MinOechsle;
ChangeMarker(PrimaryMarkedPoint, true, SelectedGraphEntry.DataGraph.DataX[PrimaryMarkedPointIndex], SelectedGraphEntry.DataGraph.DataY[PrimaryMarkedPointIndex]);
PriceInput.Text = SelectedGraphEntry.DataGraph.DataY[PrimaryMarkedPointIndex].ToString();
EnableActionButtons();
OechslePricePlot.Render();
PriceInput.IsReadOnly = false;
return;
}
}
PrimaryMarkedPointIndex = -1;
ChangeMarker(PrimaryMarkedPoint, false);
DisableActionButtons();
PriceInput.Text = "";
OechslePricePlot.Render();
PriceInput.IsReadOnly = true;
}
private void PriceInput_TextChanged(object sender, RoutedEventArgs evt) {
if (PrimaryMarkedPointIndex != -1) {
bool success = Double.TryParse(PriceInput.Text, out double price);
if (success) {
SelectedGraphEntry.DataGraph.DataY[PrimaryMarkedPointIndex] = price;
PrimaryMarkedPoint.Y = price;
OechslePricePlot.Refresh();
}
}
}
private void LeftFlatButton_Click(object sender, RoutedEventArgs evt) {
if (PrimaryMarkedPointIndex == -1) {
return;
}
FlattenGraph(0, PrimaryMarkedPointIndex, SelectedGraphEntry.DataGraph.DataY[PrimaryMarkedPointIndex]);
}
private void RightFlatButton_Click(object sender, RoutedEventArgs evt) {
if (PrimaryMarkedPointIndex == -1) {
return;
}
FlattenGraph(PrimaryMarkedPointIndex, SelectedGraphEntry.DataGraph.DataY.Length - 1, SelectedGraphEntry.DataGraph.DataY[PrimaryMarkedPointIndex]);
}
private void InterpolateButton_Click(object sender, RoutedEventArgs evt) {
int steps = Math.Abs(PrimaryMarkedPointIndex - SecondaryMarkedPointIndex);
if (PrimaryMarkedPointIndex == -1 || SecondaryMarkedPointIndex == -1 || steps < 2) {
return;
}
var (lowIndex, highIndex) = PrimaryMarkedPointIndex < SecondaryMarkedPointIndex ? (PrimaryMarkedPointIndex, SecondaryMarkedPointIndex): (SecondaryMarkedPointIndex, PrimaryMarkedPointIndex);
double step = (SelectedGraphEntry.DataGraph.DataY[highIndex] - SelectedGraphEntry.DataGraph.DataY[lowIndex]) / steps;
for (int i = lowIndex; i < highIndex - 1; i++) {
SelectedGraphEntry.DataGraph.DataY[i + 1] = Math.Round(SelectedGraphEntry.DataGraph.DataY[i] + step, 4); // TODO richtig runden
}
}
private void LinearIncreaseButton_Click(object sender, RoutedEventArgs e) {
if (PrimaryMarkedPointIndex == -1) {
return;
}
double? priceIncrease = Utils.ShowLinearPriceIncreaseDialog();
if (priceIncrease == null) {
return;
}
LinearIncreaseGraph(PrimaryMarkedPointIndex, SelectedGraphEntry.DataGraph.DataY.Length - 1, priceIncrease.Value);
}
private void OechslePricePlot_MouseDown(object sender, MouseEventArgs e) {
if (GraphList.SelectedItem == null) {
return;
}
if (HoverActive) {
if (PaymentVar.TestVariant && Keyboard.IsKeyDown(Key.LeftCtrl)) {
if (PrimaryMarkedPointIndex == -1) {
return;
}
SecondaryMarkedPointIndex = HighlightedIndex;
ChangeMarker(SecondaryMarkedPoint, true, SelectedGraphEntry.DataGraph.DataX[SecondaryMarkedPointIndex], SelectedGraphEntry.DataGraph.DataY[SecondaryMarkedPointIndex]);
InterpolateButton.IsEnabled = true;
return;
}
PrimaryMarkedPointIndex = HighlightedIndex;
ChangeMarker(PrimaryMarkedPoint, true, SelectedGraphEntry.DataGraph.DataX[PrimaryMarkedPointIndex], SelectedGraphEntry.DataGraph.DataY[PrimaryMarkedPointIndex]);
OechsleInput.Text = SelectedGraphEntry.DataGraph.DataX[HighlightedIndex].ToString();
PriceInput.Text = SelectedGraphEntry.DataGraph.DataY[HighlightedIndex].ToString();
if (PaymentVar.TestVariant) {
EnableActionButtons();
}
} else {
PrimaryMarkedPointIndex = -1;
SecondaryMarkedPointIndex = -1;
ChangeMarker(PrimaryMarkedPoint, false);
ChangeMarker(SecondaryMarkedPoint, false);
OechsleInput.Text = "";
PriceInput.Text = "";
DisableActionButtons();
}
}
private void OechslePricePlot_MouseMove(object sender, MouseEventArgs e) {
if (GraphList.SelectedItem == null) {
return;
}
(double mouseCoordX, double mouseCoordY) = OechslePricePlot.GetMouseCoordinates();
double xyRatio = OechslePricePlot.Plot.XAxis.Dims.PxPerUnit / OechslePricePlot.Plot.YAxis.Dims.PxPerUnit;
(double pointX, double pointY, int pointIndex) = OechslePricePlotScatter.GetPointNearest(mouseCoordX, mouseCoordY, xyRatio);
(double mousePixelX, double mousePixelY) = OechslePricePlot.GetMousePixel();
(double pointPixelX, double pointPixelY) = OechslePricePlot.Plot.GetPixel(pointX, pointY);
HighlightedIndex = LastHighlightedIndex;
if (Math.Abs(mousePixelX - pointPixelX) < 3 && Math.Abs(mousePixelY - pointPixelY) < 3) {
ChangeMarker(HighlightedPoint, true, pointX, pointY);
HighlightedPoint.IsVisible = true;
HoverChanged = true ^ HoverActive;
HoverActive = true;
} else {
ChangeMarker(HighlightedPoint, false);
HoverChanged= false ^ HoverActive;
HoverActive= false;
OechslePricePlot.Plot.Remove(Tooltip);
OechslePricePlot.Render();
}
if (LastHighlightedIndex != HighlightedIndex || HoverChanged) {
OechslePricePlot.Plot.Remove(Tooltip);
if (TooltipInput.IsChecked == true) {
Tooltip = OechslePricePlot.Plot.AddTooltip($"Oechsle: {pointX:N2}, Preis: {Math.Round(pointY, 4)})", pointX, pointY);
}
LastHighlightedIndex = pointIndex;
HoverChanged = false;
OechslePricePlot.Render();
}
}
private int getMaxGraphId() {
return GraphEntries.Count == 0 ? 0 : GraphEntries.Select(g => g.Id).Max();
}
private void AddButton_Click(object sender, RoutedEventArgs e) {
GraphEntry newGraphEntry = new(getMaxGraphId() + 1, BillingData.CurveMode.Oe, MinOechsle, MaxOechsle);
GraphEntries.Add(newGraphEntry);
GraphList.Items.Refresh();
GraphList.SelectedItem = newGraphEntry;
}
private void CopyButton_Click(object sender, RoutedEventArgs e) {
if (SelectedGraphEntry == null) return;
GraphEntry newGraphEntry = SelectedGraphEntry.Copy(getMaxGraphId() + 1);
GraphEntries.Add(newGraphEntry);
GraphList.Items.Refresh();
GraphList.SelectedItem = newGraphEntry;
}
private void DeleteButton_Click(object sender, RoutedEventArgs e) {
if (SelectedGraphEntry == null) return;
var r = MessageBox.Show(
$"Soll der Graph {SelectedGraphEntry.Id} (verwendet in folgenden Verträgen: {SelectedGraphEntry.Contracts}) wirklich gelöscht werden?",
"Graph löschen", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
if (r == MessageBoxResult.Yes) {
GraphEntries.Remove(SelectedGraphEntry);
GraphList.Items.Refresh();
}
}
private void SaveButton_Click(object sender, RoutedEventArgs e) {
//TODO SAVE
}
private void GraphList_SelectionChanged(object sender, SelectionChangedEventArgs e) {
SelectedGraphEntry = (GraphEntry)GraphList.SelectedItem;
RefreshInputs();
//var x = OechslePricePlot.Plot.GetPlottables().OfType<ScatterPlot>();
//MessageBox.Show($"SelectionChanged\nLength: {x.ToList().Count}, Ys: {string.Join(", ", ((ScatterPlot)x.First()).Ys)}");
}
private void PriceInput_LostFocus(object sender, RoutedEventArgs e) {
}
private void OechsleInput_LostFocus(object sender, RoutedEventArgs e) {
}
private void GebundenBonus_TextChanged(object sender, TextChangedEventArgs evt) {
}
}
}