using PlantBox.Shared.Communication.Commands;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace PlantBox.Shared.Communication
{
    /// <summary>
    /// Represent a Packet as described in the Wiki > Protocol
    /// </summary>
    public class CommandPacket
    {
        /// <summary>
        /// A valid packet command, see the Wiki > Commands
        /// </summary>
        public Command Command { get; }
        /// <summary>
        /// A valid id
        /// </summary>
        public ulong ID { get; }
        /// <summary>
        /// Any arguments, see the Wiki page of a command for more infos
        /// </summary>
        public string[] Arguments { get; }

        /// <summary>
        /// Create a <see cref="CommandPacket"/>
        /// </summary>
        /// <param name="command"></param>
        /// <param name="id"></param>
        /// <param name="arguments"></param>
        public CommandPacket(Command command, ulong id, string[] arguments)
        {
            Command = command;
            ID = id;
            Arguments = arguments ?? Array.Empty<string>();
        }
        /// <summary>
        /// Create a <see cref="CommandPacket"/>
        /// </summary>
        /// <param name="command"></param>
        /// <param name="arguments"></param>
        public CommandPacket(Command command, params string[] arguments)
        {
            Command = command;
            ID = ulong.Parse(arguments[0]);
            Arguments = arguments != null && arguments.Length > 1 ? arguments.Skip(1).ToArray() : Array.Empty<string>();
        }

        /// <summary>
        /// Convert a <see cref="CommandPacket"/> to a valid text representation of a packet, see Wiki > Protocol
        /// </summary>
        /// <returns>A valid packet text representation, ready to be sent</returns>
        public override string ToString()
        {
            return $"{Command.ToString().ToUpperInvariant()}\n{ID}{(Arguments.Length > 0 ? $";{string.Join(";", Arguments)}" : string.Empty)}\n";
        }
    }
}
