PKHeX/PKHeX.WinForms/Subforms/Save Editors/TrainerStat.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using PKHeX.Core;

namespace PKHeX.WinForms.Controls;

public partial class TrainerStat : UserControl
{
    public TrainerStat()
    {
        InitializeComponent();
        CB_Stats.MouseWheel += (_, e) => ((HandledMouseEventArgs)e).Handled = true; // disallowed
    }

    private bool Editing;
    private ITrainerStatRecord SAV = null!;
    private Dictionary<int, string> RecordList = null!; // index, description
    public Func<int, string?>? GetToolTipText { private get; set; }

    public void LoadRecords(ITrainerStatRecord sav, Dictionary<int, string> records)
    {
        SAV = sav;
        RecordList = records;
        CB_Stats.Items.Clear();
        for (int i = 0; i < sav.RecordCount; i++)
        {
            if (!records.TryGetValue(i, out var name))
                name = $"{i:D3}";

            CB_Stats.Items.Add(name);
        }
        CB_Stats.SelectedIndex = records.First().Key;
    }

    private void ChangeStat(object sender, EventArgs e)
    {
        Editing = true;
        int index = CB_Stats.SelectedIndex;
        int val = SAV.GetRecord(index);
        NUD_Stat.Maximum = Math.Max(val, SAV.GetRecordMax(index));
        NUD_Stat.Value = val;

        int offset = SAV.GetRecordOffset(index);
        L_Offset.Text = $"Offset: 0x{offset:X3}";
        UpdateTip(index, true);
        Editing = false;
    }

    private void ChangeStatVal(object sender, EventArgs e)
    {
        if (Editing)
            return;
        int index = CB_Stats.SelectedIndex;
        SAV.SetRecord(index, (int)NUD_Stat.Value);
        UpdateTip(index, false);
    }

    private void UpdateTip(int index, bool updateStats)
    {
        if (GetToolTipText != null)
            UpdateToolTipSpecial(index, updateStats);
        else
            UpdateToolTipDefault(index, updateStats);
    }

    private void UpdateToolTipSpecial(int index, bool updateStats)
    {
        var str = GetToolTipText?.Invoke(index);
        if (str != null)
        {
            Tip.SetToolTip(NUD_Stat, str);
            return;
        }
        UpdateToolTipDefault(index, updateStats); // fallback
    }

    private void UpdateToolTipDefault(int index, bool updateStats)
    {
        if (!updateStats || !RecordList.TryGetValue(index, out var tip))
        {
            Tip.RemoveAll();
            return;
        }
        Tip.SetToolTip(CB_Stats, tip);
    }
}