MARKUS

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using Microsoft.Win32;

using System.Diagnostics;

using NetSparkleUpdater.AssemblyAccessors;

using NetSparkleUpdater.Interfaces;

namespace NetSparkleUpdater.Configurations

{

    /// <summary>

    /// Abstract class to handle 

    /// update intervals.

    /// 

    /// CheckForUpdate  - Boolean    - Whether NetSparkle should check for updates

    /// LastCheckTime   - time_t     - Time of last check

    /// SkipThisVersion - String     - If the user skipped an update, then the version to ignore is stored here (e.g. "1.4.3")

    /// DidRunOnce      - Boolean    - Check only one time when the app launched

    /// </summary>    

    public abstract class Configuration

    {

        /// <summary>

        /// The application name

        /// </summary>

        public string ApplicationName { get; protected set; }

        /// <summary>

        /// The previous version of the software that the user ran

        /// </summary>

        public string PreviousVersionOfSoftwareRan { get; protected set; }

        /// <summary>

        /// The currently-installed version

        /// </summary>

        public string InstalledVersion { get;  set; }

        /// <summary>

        /// Flag to indicate if we should check for updates

        /// </summary>

        public bool CheckForUpdate { get; protected set; }

        /// <summary>

        /// True if this is the first time the application has been run based on save config data; false otherwise

        /// </summary>

        public bool IsFirstRun { get; protected set; }

        /// <summary>

        /// Last check time

        /// </summary>

        public DateTime LastCheckTime { get; protected set; }

        /// <summary>

        /// The last-skipped version number

        /// </summary>

        public string LastVersionSkipped { get; protected set; }

        /// <summary>

        /// Whether or not the application has run at least one time

        /// </summary>

        public bool DidRunOnce { get; protected set; }

        /// <summary>

        /// Last profile update

        /// </summary>

        public DateTime LastConfigUpdate { get; protected set; }

        /// <summary>

        /// Object that accesses version, title, etc. info for the currently running application

        /// (or some other application)

        /// </summary>

        public IAssemblyAccessor AssemblyAccessor { get; protected set; }

        /// <summary>

        /// Constructor for Configuration -- should load values by the end of the constructor!

        /// </summary>

        /// <param name="assemblyAccessor">Object that accesses version, title, etc. info for the application

        /// you would like to check for updates for</param>

        public Configuration(IAssemblyAccessor assemblyAccessor)

        {

            // set default values

            InitWithDefaultValues();

            try

            {

                // set some value from the binary

                AssemblyAccessor = assemblyAccessor;

                ApplicationName = assemblyAccessor.AssemblyProduct;

                InstalledVersion = assemblyAccessor.AssemblyVersion;

            }

            catch

            {

                CheckForUpdate = false;

            }

        }

        /// <summary>

        /// Touches to profile time

        /// </summary>

        public virtual void TouchProfileTime()

        {

            LastConfigUpdate = DateTime.Now;

        }

        /// <summary>

        /// Touches the check time to now, should be used after a check directly

        /// </summary>

        public virtual void TouchCheckTime()

        {

            LastCheckTime = DateTime.Now;

        }

        /// <summary>

        /// This method allows to skip a specific version

        /// </summary>

        /// <param name="version">the version to skeip</param>

        public virtual void SetVersionToSkip(String version)

        {

            LastVersionSkipped = version;

        }

        /// <summary>

        /// Reloads the configuration object

        /// </summary>

        public abstract void Reload();

        /// <summary>

        /// This method sets default values for the config

        /// </summary>

        protected void InitWithDefaultValues()

        {

            CheckForUpdate = true;

            LastCheckTime = new DateTime(0);

            LastVersionSkipped = string.Empty;

            DidRunOnce = false;

        }

    }

}