Penumbra/Penumbra/Import/TexToolsImporter.Gui.cs

using System.Linq;
using System.Numerics;
using ImGuiNET;
using OtterGui;
using OtterGui.Raii;
using Penumbra.Import.Structs;
using Penumbra.UI.Classes;

namespace Penumbra.Import;

public partial class TexToolsImporter
{
    // Progress Data
    private int _currentModPackIdx;
    private int _currentOptionIdx;
    private int _currentFileIdx;

    private int    _currentNumOptions;
    private int    _currentNumFiles;
    private string _currentModName    = string.Empty;
    private string _currentGroupName  = string.Empty;
    private string _currentOptionName = string.Empty;
    private string _currentFileName   = string.Empty;

    public void DrawProgressInfo( Vector2 size )
    {
        if( _modPackCount == 0 )
        {
            ImGuiUtil.Center( "Nothing to extract." );
        }
        else if( _modPackCount == _currentModPackIdx )
        {
            DrawEndState();
        }
        else
        {
            ImGui.NewLine();
            var percentage = _modPackCount / ( float )_currentModPackIdx;
            ImGui.ProgressBar( percentage, size, $"Mod {_currentModPackIdx + 1} / {_modPackCount}" );
            ImGui.NewLine();
            if( State == ImporterState.DeduplicatingFiles )
            {
                ImGui.TextUnformatted( $"Deduplicating {_currentModName}..." );
            }
            else
            {
                ImGui.TextUnformatted( $"Extracting {_currentModName}..." );
            }

            if( _currentNumOptions > 1 )
            {
                ImGui.NewLine();
                ImGui.NewLine();
                percentage = _currentNumOptions == 0 ? 1f : _currentOptionIdx / ( float )_currentNumOptions;
                ImGui.ProgressBar( percentage, size, $"Option {_currentOptionIdx + 1} / {_currentNumOptions}" );
                ImGui.NewLine();
                if( State != ImporterState.DeduplicatingFiles )
                {
                    ImGui.TextUnformatted(
                        $"Extracting option {( _currentGroupName.Length == 0 ? string.Empty : $"{_currentGroupName} - " )}{_currentOptionName}..." );
                }
            }

            ImGui.NewLine();
            ImGui.NewLine();
            percentage = _currentNumFiles == 0 ? 1f : _currentFileIdx / ( float )_currentNumFiles;
            ImGui.ProgressBar( percentage, size, $"File {_currentFileIdx + 1} / {_currentNumFiles}" );
            ImGui.NewLine();
            if( State != ImporterState.DeduplicatingFiles )
            {
                ImGui.TextUnformatted( $"Extracting file {_currentFileName}..." );
            }
        }
    }


    private void DrawEndState()
    {
        var success = ExtractedMods.Count( t => t.Error == null );

        ImGui.TextUnformatted( $"Successfully extracted {success} / {ExtractedMods.Count} files." );
        ImGui.NewLine();
        using var table = ImRaii.Table( "##files", 2 );
        if( !table )
        {
            return;
        }

        foreach( var (file, dir, ex) in ExtractedMods )
        {
            ImGui.TableNextColumn();
            ImGui.TextUnformatted( file.Name );
            ImGui.TableNextColumn();
            if( ex == null )
            {
                using var color = ImRaii.PushColor( ImGuiCol.Text, ColorId.FolderExpanded.Value() );
                ImGui.TextUnformatted( dir?.FullName[ ( _baseDirectory.FullName.Length + 1 ).. ] ?? "Unknown Directory" );
            }
            else
            {
                using var color = ImRaii.PushColor( ImGuiCol.Text, ColorId.ConflictingMod.Value() );
                ImGui.TextUnformatted( ex.Message );
                ImGuiUtil.HoverTooltip( ex.ToString() );
            }
        }
    }

    public bool DrawCancelButton( Vector2 size )
        => ImGuiUtil.DrawDisabledButton( "Cancel", size, string.Empty, _token.IsCancellationRequested );
}