/* 
 * Copyright (c) 2009 Craig Sutherland
 * 
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

namespace FastForward.Monitor
{
    using System;
    using System.ComponentModel;
    using System.Linq;
    using System.Xml.Linq;
    using ThoughtWorks.CruiseControl.Remote;
    using ThoughtWorks.CruiseControl.Remote.Monitor;

    /// <summary>
    /// Exposes the properties of a project.
    /// </summary>
    [TypeConverter(typeof(ExpandableObjectConverter))]
    public class ProjectProperties
        : INotifyPropertyChanged, IDisposable
    {
        #region Private fields
        private Project item;
        private ServerProperties server;
        private BuildQueueProperties queue;
        #endregion

        #region Constructors
        /// <summary>
        /// Initializes a new instance of the <see cref="ProjectProperties"/> classes.
        /// </summary>
        /// <param name="item">The item to display.</param>
        public ProjectProperties(Project item)
        {
            this.item = item;
            this.item.PropertyChanged += this.item_PropertyChanged;
            this.server = new ServerProperties(this.item.Server);
            this.queue = new BuildQueueProperties(this.item.BuildQueue);
        }
        #endregion

        #region Public properties
        #region Server
        /// <summary>
        /// The server this project belongs to.
        /// </summary>
        [DisplayName("Server")]
        [Category("Server")]
        [Description("The server that the project belongs to.")]
        public ServerProperties Server
        {
            get { return this.server; }
        }
        #endregion

        #region Name
        /// <summary>
        /// The name of the project.
        /// </summary>
        [DisplayName("Project Name")]
        [Category("Metadata")]
        [Description("The name of the project.")]
        public string Name
        {
            get { return item.Name; }
        }
        #endregion

        #region BuildStage
        /// <summary>
        /// The current build stage.
        /// </summary>
        [DisplayName("Build Stage")]
        [Category("Status")]
        [Description("The current build stage.")]
        public string BuildStage
        {
            get
            {
                var stage = string.Empty;
                if (!string.IsNullOrEmpty(item.BuildStage))
                {
                    try
                    {
                        var data = XDocument.Parse(item.BuildStage);
                        var itemEl = (from record in data.Descendants("Item")
                                      select record).SingleOrDefault();
                        if (itemEl != null)
                        {
                            var stageEl = itemEl.Attribute("Data");
                            if (stageEl != null)
                            {
                                stage = stageEl.Value;
                            }
                        }
                    }
                    catch
                    {
                        stage = item.BuildStage;
                    }
                }
                return stage;
            }
        }
        #endregion

        #region Status
        /// <summary>
        /// The current project status.
        /// </summary>
        [DisplayName("Project Status")]
        [Category("Status")]
        [Description("The current status of the project.")]
        public ProjectIntegratorState Status
        {
            get { return item.Status; }
        }
        #endregion

        #region BuildStatus
        /// <summary>
        /// The current build status.
        /// </summary>
        [DisplayName("Build Status")]
        [Category("Status")]
        [Description("The status of the build, if one is currently running.")]
        public IntegrationStatus BuildStatus
        {
            get { return item.BuildStatus; }
        }
        #endregion

        #region Activity
        /// <summary>
        /// The current activity.
        /// </summary>
        [DisplayName("Activity")]
        [Category("Status")]
        [Description("The current activity the project is doing.")]
        public ProjectActivity Activity
        {
            get { return item.Activity; }
        }
        #endregion

        #region Description
        /// <summary>
        /// The description of the project.
        /// </summary>
        [DisplayName("Description")]
        [Category("Metadata")]
        [Description("The decription of the project.")]
        public string Description
        {
            get { return item.Description; }
        }
        #endregion

        #region Category
        /// <summary>
        /// The project category.
        /// </summary>
        [DisplayName("Category")]
        [Category("Metadata")]
        [Description("The category of the project.")]
        public string Category
        {
            get { return item.Category; }
        }
        #endregion

        #region Queue
        /// <summary>
        /// The build queue this project belongs to.
        /// </summary>
        [DisplayName("Queue")]
        [Category("Queue")]
        [Description("The queue this project belongs to.")]
        public BuildQueueProperties Queue
        {
            get { return this.queue; }
        }
        #endregion

        #region QueuePriority
        /// <summary>
        /// The priority of the project within the queue.
        /// </summary>
        [DisplayName("Queue Priroity")]
        [Category("Queue")]
        [Description("The priority of this project within the queue.")]
        public int QueuePriority
        {
            get { return item.QueuePriority; }
        }
        #endregion

        #region WebURL
        /// <summary>
        /// The URL for the project.
        /// </summary>
        [DisplayName("Web URL")]
        [Category("Metadata")]
        [Description("The URL of the project.")]
        public string WebURL
        {
            get { return item.WebURL; }
        }
        #endregion

        #region LastBuildDate
        /// <summary>
        /// The date and time the project was last built.
        /// </summary>
        [DisplayName("Last Build Date/Time")]
        [Category("Status")]
        [Description("The date and time the project last built.")]
        public DateTime LastBuildDate
        {
            get { return item.LastBuildDate; }
        }
        #endregion

        #region LastBuildLabel
        /// <summary>
        /// The last build label (independent of the outcome of the build).
        /// </summary>
        [DisplayName("Last Build Label")]
        [Category("Status")]
        [Description("The label for the project when it was last built.")]
        public string LastBuildLabel
        {
            get { return item.LastBuildLabel; }
        }
        #endregion

        #region LastSuccessfulBuildLabel
        /// <summary>
        /// The last successful build label.
        /// </summary>
        [DisplayName("Last Successful Build Label")]
        [Category("Status")]
        [Description("The label for the project when it was last successfully built.")]
        public string LastSuccessfulBuildLabel
        {
            get { return item.LastSuccessfulBuildLabel; }
        }
        #endregion

        #region NextBuildTime
        /// <summary>
        /// The date and time of the next build check.
        /// </summary>
        [DisplayName("Next Build Date/Time")]
        [Category("Status")]
        [Description("The date and time the project will next check for modifications.")]
        public DateTime NextBuildTime
        {
            get { return item.NextBuildTime; }
        }
        #endregion
        #endregion

        #region Public events
        #region PropertyChanged
        /// <summary>
        /// A property on the underlying item has changed.
        /// </summary>
        public event PropertyChangedEventHandler PropertyChanged;
        #endregion
        #endregion

        #region Event handlers
        #region item_PropertyChanged()
        /// <summary>
        /// A property on the item has changed.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void item_PropertyChanged(object sender, PropertyChangedEventArgs e)
        {
            if (PropertyChanged != null)
            {
                PropertyChanged(this, e);
            }
        }
        #endregion
        #endregion

        #region Public methods
        #region Dispose()
        /// <summary>
        /// Dispose of this item.
        /// </summary>
        public void Dispose()
        {
            this.item.PropertyChanged -= this.item_PropertyChanged;
        }
        #endregion

        #region ToString()
        /// <summary>
        /// Returns the name of the item.
        /// </summary>
        /// <returns></returns>
        public override string ToString()
        {
            return item.Name;
        }
        #endregion
        #endregion
    }
}