using System;
using System.Windows.Forms;
using NHSE.Core;

namespace NHSE.WinForms;

public partial class MuseumEditor : Form
{
    private readonly Core.MuseumEditor Editor;
    private int Index = -1;

    public MuseumEditor(Museum museum)
    {
        InitializeComponent();
        this.TranslateInterface(GameInfo.CurrentLanguage);

        Editor = new Core.MuseumEditor(museum);
        CAL_Date.MinDate = DateTime.MinValue;

        var str = GameInfo.Strings;
        ItemEdit.Initialize(str.ItemDataSource);
        for (int i = 0; i < Editor.Dates.Length; i++)
            LB_Donations.Items.Add(Editor.GetDonationText(str, i));

        DialogResult = DialogResult.Cancel;
        LB_Donations.SelectedIndex = 0;
    }

    private void B_Cancel_Click(object sender, EventArgs e) => Close();

    private void B_Save_Click(object sender, EventArgs e)
    {
        DialogResult = DialogResult.OK;
        Editor.Save();
        Close();
    }

    private void LB_Counts_SelectedIndexChanged(object sender, EventArgs e)
    {
        if (LB_Donations.SelectedIndex < 0 || Changing)
            return;

        SaveIndex(Index);
        Index = LB_Donations.SelectedIndex;
        LoadIndex(Index);
    }

    private void LoadIndex(in int index)
    {
        if (index < 0)
            return;

        var date = (DateTime)Editor.Dates[index];
        if (date < CAL_Date.MinDate)
            date = CAL_Date.MinDate;
        CAL_Date.Value = date;
        NUD_Player.Value = Editor.Players[index];
        ItemEdit.LoadItem(Editor.Items[index]);
    }

    private void SaveIndex(in int index)
    {
        if (index < 0)
            return;

        var date = CAL_Date.Value;
        if (date == CAL_Date.MinDate)
            date = DateTime.MinValue;
        Editor.Dates[index] = date;
        Editor.Players[index] = (byte)NUD_Player.Value;
        ItemEdit.SetItem(Editor.Items[index]);

        SetNameForIndex(index);
    }

    private bool Changing;

    private void SetNameForIndex(in int index)
    {
        Changing = true;
        LB_Donations.Items[index] = Editor.GetDonationText(GameInfo.Strings, index);
        Changing = false;
    }

    private void B_Dump_Click(object sender, EventArgs e)
    {
        Editor.Save();
        MiscDumpHelper.DumpMuseum(Editor.Museum);
    }

    private void B_Load_Click(object sender, EventArgs e)
    {
        if (!MiscDumpHelper.LoadMuseum(Editor.Museum))
            return;

        // data imported, mark as saved and close
        DialogResult = DialogResult.OK;
        Close();
    }

    private void B_GiveAll_Click(object sender, EventArgs e)
    {
        SaveIndex(Index);
        Editor.GiveAll(GameInfo.GetStrings("en").itemlist, 1000);
        Editor.Save();
        System.Media.SystemSounds.Asterisk.Play();
        DialogResult = DialogResult.OK;
        Close();
    }

    private void B_SortDate_Click(object sender, EventArgs e)
    {
        SaveIndex(Index);
        Editor.SortAll();
        Editor.Save();
        System.Media.SystemSounds.Asterisk.Play();
        DialogResult = DialogResult.OK;
        Close();
    }

    private static void ShowContextMenuBelow(ToolStripDropDown c, Control n) => c.Show(n.PointToScreen(new System.Drawing.Point(0, n.Height)));
    private void B_Tools_Click(object sender, EventArgs e) => ShowContextMenuBelow(CM_Tools, B_Tools);
}