StringBuilderExtensions

using System;
using System.Text;
using UnityEngine;

namespace Utility
{
    public static class StringBuilderExtensions
    {
        public const int DefaultSize = 12;

        public static readonly Color DefaultColor = new Color(1f, 0.5f, 0.0f);

        public static StringBuilder AppendBeginTag(this StringBuilder sb, string key)
        {
            return sb
                .Append('<')
                .Append(key)
                .Append('>');
        }

        public static StringBuilder AppendBeginTag(this StringBuilder sb, string key, string value)
        {
            return sb
                .Append('<')
                .Append(key)
                .Append('=')
                .Append(value)
                .Append('>');
        }

        public static StringBuilder AppendEndTag(this StringBuilder sb, string key)
        {
            return sb
                .Append("</")
                .Append(key)
                .Append('>');
        }

        public static StringBuilder AppendBeginSizeTag(this StringBuilder sb, int size = DefaultSize)
        {
            return sb.AppendBeginTag("size", size.ToString());
        }

        public static StringBuilder AppendEndSizeTag(this StringBuilder sb)
        {
            return sb.AppendEndTag("size");
        }

        public static StringBuilder AppendBeginColorTag(this StringBuilder sb, Color color)
        {
            return sb.AppendBeginTag("color", $"#{ColorUtility.ToHtmlStringRGB(color)}");
        }

        public static StringBuilder AppendEndColorTag(this StringBuilder sb)
        {
            return sb.AppendEndTag("color");
        }

        public static StringBuilder AppendWithColor(this StringBuilder sb, string value, Color color = default)
        {
            if (color == default) color = DefaultColor;
            return sb
                .AppendBeginColorTag(color)
                .Append(value)
                .AppendEndColorTag();
        }

        public static StringBuilder Log(this StringBuilder sb)
        {
            Debug.Log(sb.ToString());
            return sb;
        }

        public static StringBuilder Log(this StringBuilder sb, params string[] tags)
        {
            sb.AppendLine(Environment.NewLine);

            foreach (var tag in tags)
                sb.Append('[').Append(tag).Append("] ");

            return sb.AppendLine().Log();
        }

        public static string AcquireAndClear(this StringBuilder sb)
        {
            var value = sb.ToString();
            sb.Clear();
            return value;
        }
    }
}