Software/Visual_Studio/Tango.Web/WebApiException.cs


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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Tango.Core
{
    /// <summary>
    /// Represents a progress of some process.
    /// </summary>
    /// <typeparam name="T"></typeparam>
    public class TangoProgress<T> where T : IComparable, IFormattable
    {
        /// <summary>
        /// Gets or sets the progress message.
        /// </summary>
        public String Message { get; set; }

        /// <summary>
        /// Gets or sets a value indicating whether the progress is indeterminate.
        /// </summary>
        public bool IsIndeterminate { get; set; }

        /// <summary>
        /// Gets or sets the current progress value.
        /// </summary>
        public T Value { get; set; }

        /// <summary>
        /// Gets or sets the current maximum progress.
        /// </summary>
        public T Maximum { get; set; }

        /// <summary>
        /// Gets the progress percentage.
        /// </summary>
        public double Percentage
        {
            get
            {
                try
                {
                    double max = Convert.ToDouble(Maximum);
                    double value = Convert.ToDouble(Value);

                    if (max > 0)
                    {
                        return Math.Round(value / max * 100d, 0);
                    }
                    else
                    {
                        return 0;
                    }
                }
                catch
                {
                    return 0;
                }
            }
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="TangoProgress{T}"/> class.
        /// </summary>
        public TangoProgress()
        {
            
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="TangoProgress{T}"/> class.
        /// </summary>
        public TangoProgress(String message, bool isIndeterminate = true, T value = default(T), T maximum = default(T)) : this()
        {
            Message = message;
            IsIndeterminate = isIndeterminate;
            Value = value;
            Maximum = maximum;
        }

        public override string ToString()
        {
            if (IsIndeterminate)
            {
                return $"{Message}...";
            }
            else
            {
                return $"{Message} ({Value}/{Maximum})...";
            }
        }
    }

    /// <summary>
    /// Represents a component process progress event arguments.
    /// </summary>
    /// <typeparam name="T"></typeparam>
    /// <seealso cref="System.EventArgs" />
    public class TangoProgressChangedEventArgs<T> : EventArgs where T : IComparable, IFormattable
    {
        /// <summary>
        /// Gets or sets the progress.
        /// </summary>
        public TangoProgress<T> Progress { get; set; }

        /// <summary>
        /// Initializes a new instance of the <see cref="TangoProgressChangedEventArgs{T}"/> class.
        /// </summary>
        public TangoProgressChangedEventArgs()
        {
            Progress = new TangoProgress<T>();
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="TangoProgressChangedEventArgs{T}"/> class.
        /// </summary>
        /// <param name="progress">The progress.</param>
        public TangoProgressChangedEventArgs(TangoProgress<T> progress) : this()
        {
            Progress = progress;
        }
    }
}