// ReSharper disable MemberCanBePrivate.Global

namespace ScreenCapture
{
    /// <summary>
    /// Represents a display connected to graphics-card.
    /// </summary>
    public readonly struct Display
    {
        #region Properties & Fields

        /// <summary>
        /// Gets the index of the <see cref="Display"/>.
        /// </summary>
        public int Index { get; }

        /// <summary>
        /// Gets the name of the <see cref="Display"/>.
        /// </summary>
        public string DeviceName { get; }

        /// <summary>
        /// Gets the with of the <see cref="Display"/>.
        /// </summary>
        public int Width { get; }

        /// <summary>
        /// Gets the height of the <see cref="Display"/>.
        /// </summary>
        public int Height { get; }

        /// <summary>
        /// Gets the <see cref="GraphicsCard"/> this <see cref="Display"/> is connected to.
        /// </summary>
        public GraphicsCard GraphicsCard { get; }

        #endregion

        #region Constructors

        /// <summary>
        /// Initializes a new instance of the <see cref="Display"/> struct.
        /// </summary>
        /// <param name="index">The index of the <see cref="Display"/>.</param>
        /// <param name="deviceName">The name of the <see cref="Display"/>.</param>
        /// <param name="width">The with of the <see cref="Display"/>.</param>
        /// <param name="height">The height of the <see cref="Display"/>.</param>
        /// <param name="graphicsCard">The <see cref="GraphicsCard"/> this <see cref="Display"/> is connected to.</param>
        public Display(int index, string deviceName, int width, int height, GraphicsCard graphicsCard)
        {
            this.Index = index;
            this.DeviceName = deviceName;
            this.Width = width;
            this.Height = height;
            this.GraphicsCard = graphicsCard;
        }

        #endregion

        #region Methods
        
        /// <summary>
        /// Determines whether this <see cref="Display"/> equals the given one.
        /// </summary>
        /// <param name="other">The <see cref="Display"/> to compare.</param>
        /// <returns><c>true</c> if the specified object is equal to the current object; otherwise, <c>false</c>.</returns>
        public bool Equals(Display other) => Index == other.Index;

        /// <inheritdoc />
        public override bool Equals(object? obj) => obj is Display other && Equals(other);

        /// <inheritdoc />
        public override int GetHashCode() => Index;

        /// <summary>
        /// Determines whether two <see cref="Display"/> are equal.
        /// </summary>
        /// <param name="left">The first value.</param>
        /// <param name="right">The second value.</param>
        /// <returns><c>true</c> if the two specified displays are equal; otherwise, <c>false</c>.</returns>
        public static bool operator ==(Display left, Display right) => left.Equals(right);

        /// <summary>
        /// Determines whether two <see cref="Display"/> are not equal.
        /// </summary>
        /// <param name="left">The first value.</param>
        /// <param name="right">The second value.</param>
        /// <returns><c>true</c> if the two specified displays are not equal; otherwise, <c>false</c>.</returns>
        public static bool operator !=(Display left, Display right) => !(left == right);

        #endregion
    }
}