using System;
using System.Windows.Forms;
using System.Reflection;
using Volian.Controls.Library;
using VEPROMS.CSLA.Library;
using System.Text.RegularExpressions;
using Volian.Base.Library;

namespace VEPROMS
{
	partial class AboutVEPROMS : DevComponents.DotNetBar.Office2007Form //Form
	{
		private static string _SQLServerName = null;

		public static string SQLServerName  // C2018-015 made this information static so  we can use in meta files
		{
			get 
			{
				if (_SQLServerName == null)
				{
					string connectionString = Database.VEPROMS_Connection;
					Match mServer = Regex.Match(connectionString, ".*Data Source=([^;]*).*");
					_SQLServerName = (mServer.Success) ? mServer.Groups[1].Value : "unknown";
					if (_SQLServerName.StartsWith(@".\")) _SQLServerName = $@"Local \ {_SQLServerName.Substring(2)}";
				}
				return _SQLServerName; 
			}
		}
		private static string _DatabaseName = null;

		public static string DatabaseName   // C2018-015 made this information static so  we can use in meta files
		{
			get 
			{
				if (_DatabaseName == null)
				{
					_DatabaseName = $"{Database.ActiveDatabase}[SQL:{Database.RevDate:yyMM.ddHH}]";
				}
				return _DatabaseName; 
			}
		}

		public AboutVEPROMS()
		{
			InitializeComponent();

			//  Initialize the AboutBox to display the product information from the assembly information.
			//  Change assembly information settings for your application through either:
			//  - Project->Properties->Application->Assembly Information
			//  - AssemblyInfo.cs
			//"Data Source=.\\SQLEXPRESS;Initial Catalog=VEPROMS_RGE_SAMG_Convert;Integrated Security=True"
			DateTime buildDateTime = new System.IO.FileInfo(Assembly.GetExecutingAssembly().Location).LastWriteTime;
			// If the AssemblyConfiguration is "DEMO" then we are running a Demo version
			string demoTxt = VlnSettings.DemoMode ? "(Demo)": VlnSettings.DebugMode ? "(Debug)" : "(Production)";
			Text = $"About {AssemblyTitle} {demoTxt}";
			labelProductName.Text = AssemblyProduct;
			labelVersion.Text = $"Version {AssemblyVersion}";
			labelVersionDateTime.Text = $"Build Date:  {buildDateTime}";
			labelCopyright.Text = $"Copyright © {buildDateTime.Year}. All Rights Reserved.";
			labelCompanyName.Text = AssemblyCompany;
			labelCompanyName.Links[0].LinkData = "Volian Enterprises Inc.";
			labelCompanyName.Links.Add(0,23,"www.volian.com");
			labelServer.Text = $"SQL Server: {SQLServerName}"; // C2018-015 use static for this info.
			labelDatabase.Text = $"Database: {DatabaseName}"; // C2018-015 use static for this info.
		}

		#region Assembly Attribute Accessors

		public string AssemblyTitle
		{
			get
			{
				// Get all Title attributes on this assembly
				object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyTitleAttribute), false);
				// If there is at least one Title attribute
				if (attributes.Length > 0)
				{
					// Select the first one
					AssemblyTitleAttribute titleAttribute = (AssemblyTitleAttribute)attributes[0];
					// If it is not an empty string, return it
					if (titleAttribute.Title != "")
						return titleAttribute.Title;
				}
				// If there was no Title attribute, or if the Title attribute was the empty string, return the .exe name
				return System.IO.Path.GetFileNameWithoutExtension(Assembly.GetExecutingAssembly().CodeBase);
			}
		}

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

        // C2018-009 used to print the PROMS version number at the top of each PDF page
        public static string PROMSVersion => Assembly.GetExecutingAssembly().GetName().Version.ToString();

        public string AssemblyDescription
		{
			get
			{
				// Get all Description attributes on this assembly
				object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyDescriptionAttribute), false);
				// If there aren't any Description attributes, return an empty string
				if (attributes.Length == 0)
					return "";
				// If there is a Description attribute, return its value
				return ((AssemblyDescriptionAttribute)attributes[0]).Description;
			}
		}

		public string AssemblyProduct
		{
			get
			{
				// Get all Product attributes on this assembly
				object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyProductAttribute), false);
				// If there aren't any Product attributes, return an empty string
				if (attributes.Length == 0)
					return "";
				// If there is a Product attribute, return its value
				return ((AssemblyProductAttribute)attributes[0]).Product;
			}
		}

		public string AssemblyCompany
		{
			get
			{
				// Get all Company attributes on this assembly
				object[] attributes = Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyCompanyAttribute), false);
				// If there aren't any Company attributes, return an empty string
				if (attributes.Length == 0)
					return "";
				// If there is a Company attribute, return its value
				return ((AssemblyCompanyAttribute)attributes[0]).Company;
			}
		}
		#endregion

		private void labelCompanyName_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
		{
			// Determine which link was clicked within the LinkLabel.
			labelCompanyName.Links[0].Visited = true;

			// Display the appropriate link based on the value of the 
			// LinkData property of the Link object.
			string target = e.Link.LinkData as string;

			System.Diagnostics.Process.Start(target); // this should start the default web browser
		}

        private void logoPictureBox_Click(object sender, EventArgs e) => System.Diagnostics.Process.Start(labelCompanyName.Links[0].LinkData as string); // this should start the default web browser

        private void btnViewEULA_Click(object sender, EventArgs e)
		{
			string EulaFile = $@"\{VlnSettings.EULAfile}";
			string strEULA = System.Environment.CurrentDirectory + EulaFile;
            frmViewTextFile ViewFile = new frmViewTextFile(strEULA, RichTextBoxStreamType.PlainText)
            {
                Text = "End-User License Agreement"
            };
            ViewFile.ShowDialog();
		}

	}
}