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//
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using MySql.Data.Common;
using System;

namespace MySql.Data.Failover
{
    /// <summary>
    /// Depicts a host which can be failed over to.
    /// </summary>
    internal class FailoverServer : IEquatable<FailoverServer>
    {
        #region Properties

        /// <summary>
        /// Gets and sets the name or address of the host.
        /// </summary>
        internal string Host { get; private set; }

        /// <summary>
        /// Gets and sets the port number.
        /// </summary>
        internal int Port { get; private set; }

        /// <summary>
        /// Gets a value between 0 and 100 which represents the priority of the host.
        /// </summary>
        internal int Priority { get; private set; }

        /// <summary>
        /// Flag to indicate if this host is currently being used.
        /// </summary>
        internal bool IsActive { get; set; }

        /// <summary>
        /// Flag to indicate if this host has been attempted to connection.
        /// </summary>
        internal bool Attempted { get; set; }

        /// <summary>
        /// Time since the host has been demoted.
        /// </summary>
        internal DateTime DemotedTime { get; set; }

        #endregion

        /// <summary>
        /// Initializes a <see cref="FailoverServer"/> object.
        /// </summary>
        /// <param name="host">The host.</param>
        /// <param name="port">The port.</param>
        /// <param name="priority">The priority.</param>
        internal FailoverServer(string host, int port, int? priority)
        {
            this.Host = host;
            this.Port = port;
            this.Priority = priority ?? -1;
        }

        /// <summary>
        /// Compares two objects of type <see cref="FailoverServer"/>.
        /// </summary>
        /// <param name="other">FailoverServer object to compare.</param>
        /// <returns><c>True</c> if host properties are the same. Otherwise, <c>false</c>.</returns>
        public bool Equals(FailoverServer other)
        {
            if (other == null)
            {
                return false;
            }

            return (this.Host == other.Host && this.Port == other.Port);
        }
    }
}