/*
 *                     GNU AFFERO GENERAL PUBLIC LICENSE
 *                       Version 3, 19 November 2007
 *  Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
 *  Everyone is permitted to copy and distribute verbatim copies
 *  of this license document, but changing it is not allowed.
 */

namespace UVtools.Core.GCode
{
    public class GCodeCommand
    {
        /// <summary>
        /// Gets or sets if this command is enabled
        /// </summary>
        public bool Enabled { get; set; } = true;

        /// <summary>
        /// Gets or sets the command name
        /// </summary>
        public string Command { get; set; }

        /// <summary>
        /// Gets or sets the arguments for this command
        /// </summary>
        public string Arguments { get; set; }

        /// <summary>
        /// Gets or sets the comment
        /// </summary>
        public string Comment { get; set; }

        public GCodeCommand() { }

        public GCodeCommand(string command, string arguments = null, string comment = null, bool enabled = true)
        {
            Enabled = enabled;
            Command = command;
            Arguments = arguments;
            Comment = comment;
        }

        public void Reset(string command, string arguments, string comment, bool enabled = true)
        {
            Enabled = enabled;
            Command = command;
            Arguments = arguments;
            Comment = comment;
        }

        public void Reset(string command, string arguments)
        {
            Command = command;
            Arguments = arguments;
        }

        public void Reset(string command)
        {
            Command = command;
        }


        public string ToString(bool showComment, bool showTailComma = true, string overrideComment = null)
        {
            var result = Command;
            if (!string.IsNullOrWhiteSpace(Arguments))
                result += $" {Arguments}";

            if (result[0] == ';') return result;

            var comment = string.IsNullOrWhiteSpace(overrideComment) ? Comment : overrideComment;
            if (showComment && !string.IsNullOrWhiteSpace(comment))
            {
                result += $";{comment}";
            }
            else if (showTailComma)
            {
                result += ';';
            }
            
            return result;
        }
        public string ToString(bool showComment, bool showTailComma = true, params object[] args) =>
            string.Format(ToString(showComment, showTailComma), args);
        public string ToStringOverrideComment(string comment, params object[] args) => ToStringOverrideComment(true, true, comment, args);
        public string ToStringOverrideComment(bool showComment, bool showTailComma, string comment, params object[] args) =>
            string.Format(ToString(showComment, showTailComma, comment), args);
        public string ToString(params object[] args) => ToString(true, true, args);
        public string ToStringWithoutComments() => ToString(false, false);
        public string ToStringWithoutComments(params object[] args) => ToString(false, false, args);
        
        public override string ToString()
        {
            var result = Command;
            if (!string.IsNullOrWhiteSpace(Arguments))
                result += $" {Arguments}";
            if (!string.IsNullOrWhiteSpace(Comment))
                result += $";{Comment}";
            return result;
        }

        protected bool Equals(GCodeCommand other)
        {
            return Command == other.Command;
        }

        public override bool Equals(object obj)
        {
            if (ReferenceEquals(null, obj)) return false;
            if (ReferenceEquals(this, obj)) return true;
            if (obj.GetType() != this.GetType()) return false;
            return Equals((GCodeCommand) obj);
        }

        public override int GetHashCode()
        {
            return (Command != null ? Command.GetHashCode() : 0);
        }
    }
}