using System.Drawing;
using System.Drawing.Text;
using System.Windows;

using Autodesk.Revit.DB;

using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;

using Nice3point.Revit.Toolkit.External.Handlers;
using Nice3point.Revit.Toolkit.Options;

namespace Sai.RvKits.ModelManager;

public partial class TemplateManagerViewModel : ObservableObject
{
    private readonly ActionEventHandler handler;
    [ObservableProperty]
    private FontFamily[] fontFamilies;
    [ObservableProperty]
    private FontFamily selectFontFamily;
    [ObservableProperty]
    private double fontSize;
    [ObservableProperty]
    private double widthScale;
    public TemplateManagerViewModel()
    {
        handler = new ActionEventHandler();
        // 创建 InstalledFontCollection 对象
        var installedFonts = new InstalledFontCollection();
        // 获取已安装的字体数组
        fontFamilies = installedFonts.Families;
    }
    [RelayCommand]
    private void ModifyFont()
    {
        handler.Raise(
            uiapp =>
            {
                var doc = uiapp.ActiveUIDocument.Document;
                doc.InvokeGroup(
                    tg =>
                    {
                        var col = doc.OfClass<Family>()
                            .Cast<Family>()
                            .Where(f => f.FamilyCategory.CategoryType == CategoryType.Annotation);
                        foreach(var family in col)
                        {
                            if(!family.IsEditable)
                            {
                                continue;
                            }
                            var familyEditing = doc.EditFamily(family);
                            //所有标签文字；
                            familyEditing.Invoke(
                                ts =>
                                {
                                    var textElements = familyEditing.OfClass<TextElement>().Cast<TextElement>();
                                    foreach(var text in textElements)
                                    {
                                        var type = text.Symbol;
                                        ElementType typeCopy;
                                        try
                                        {
                                            typeCopy = type.Duplicate(
                                                $"{SelectFontFamily.Name} {FontSize} - {WidthScale}");
                                        } catch(Autodesk.Revit.Exceptions.ArgumentException)
                                        {
                                        }
                                        type.get_Parameter(BuiltInParameter.TEXT_FONT)?.SetValueString(
                                        $"{SelectFontFamily.Name}");
                                        //字体大小
                                        type.get_Parameter(BuiltInParameter.TEXT_SIZE)?.Set(FontSize);
                                        //宽度系数
                                        type.get_Parameter(BuiltInParameter.TEXT_WIDTH_SCALE)?.Set(WidthScale);
                                    }

                                    var textNotes = familyEditing.OfClass<TextNote>().Cast<TextNote>();
                                    foreach(var text in textNotes)
                                    {
                                        var type = text.Symbol;
                                        try
                                        {
                                            var typeCopy = type.Duplicate(
                                                $"{SelectFontFamily.Name} {FontSize} - {WidthScale}");
                                        } catch(Autodesk.Revit.Exceptions.ArgumentException)
                                        {
                                        }
                                        type.get_Parameter(BuiltInParameter.TEXT_FONT)?.SetValueString(
                                        $"{SelectFontFamily.Name}");
                                        //字体大小
                                        type.get_Parameter(BuiltInParameter.TEXT_SIZE)?.Set(FontSize);
                                        //宽度系数
                                        type.get_Parameter(BuiltInParameter.TEXT_WIDTH_SCALE)?.Set(WidthScale);
                                    }
                                });
                            doc.Invoke(
                                ts =>
                                {
                                    familyEditing.LoadFamily(doc, new FamilyLoadOptions(true));
                                },
                                "载入族");
                        }
                    },"调整文字");
            });
    }
}