/*
 *                     GNU AFFERO GENERAL PUBLIC LICENSE
 *                       Version 3, 19 November 2007
 *  Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
 *  Everyone is permitted to copy and distribute verbatim copies
 *  of this license document, but changing it is not allowed.
 */

using System;
using System.Linq;
using System.Reflection;
using System.Windows.Forms;
using UVtools.Core;

namespace UVtools.GUI.Forms
{
    partial class FrmAbout : Form
    {
        public FrmAbout()
        {
            InitializeComponent();
            Text = String.Format("About {0}", AssemblyTitle);
            labelProductName.Text = AssemblyProduct;
            labelVersion.Text = String.Format("Version {0}", AssemblyVersion);
            labelCopyright.Text = AssemblyCopyright;
            labelCompanyName.Text = AssemblyCompany;
            textBoxDescription.Text = AssemblyDescription;
        }

        #region Assembly Attribute Accessors

        public static string AssemblyTitle
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyTitleAttribute), false);
                if (attributes.Length > 0)
                {
                    AssemblyTitleAttribute titleAttribute = (AssemblyTitleAttribute)attributes[0];
                    if (titleAttribute.Title != "")
                    {
                        return titleAttribute.Title;
                    }
                }
                return System.IO.Path.GetFileNameWithoutExtension(Assembly.GetExecutingAssembly().CodeBase);
            }
        }

        public static string AssemblyVersion => Assembly.GetExecutingAssembly().GetName().Version.ToString();

        public static string AssemblyDescription
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyDescriptionAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }

                string description = ((AssemblyDescriptionAttribute) attributes[0]).Description + $"{Environment.NewLine}{Environment.NewLine}Available File Formats:";

                return FileFormat.AvaliableFormats.SelectMany(fileFormat => fileFormat.FileExtensions).Aggregate(description, (current, fileExtension) => current + $"{Environment.NewLine}- {fileExtension.Description} (.{fileExtension.Extension})");
            }
        }

        public static string AssemblyProduct
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyProductAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyProductAttribute)attributes[0]).Product;
            }
        }

        public static string AssemblyCopyright
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyCopyrightAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyCopyrightAttribute)attributes[0]).Copyright;
            }
        }

        public static string AssemblyCompany
        {
            get
            {
                object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyCompanyAttribute), false);
                if (attributes.Length == 0)
                {
                    return "";
                }
                return ((AssemblyCompanyAttribute)attributes[0]).Company;
            }
        }
        #endregion
    }
}