namespace CommonLNG.Resources
{
    public static class Strings
    {
        public class StringChain
        {
            private StringChain mRequest;
            public StringChain Request => mRequest ?? (mRequest = new StringChain("Request", this));

            private StringChain mResult;
            public StringChain Result => mResult ?? (mResult = new StringChain("Result", this));

            private StringChain mCreate;
            public StringChain Create => mCreate ?? (mCreate = new StringChain("Create", this));

            private StringChain mDestroy;
            public StringChain Destroy => mDestroy ?? (mDestroy = new StringChain("Destroy", this));

            private StringChain mDirectory;
            public StringChain Directory => mDirectory ?? (mDirectory = new StringChain("Directory", this));

            private StringChain mFile;
            public StringChain File => mFile ?? (mFile = new StringChain("File", this));

            private string Text { get; }
            private StringChain Parent { get; set; }

            public StringChain(string text = "", StringChain parent = null)
            {
                Text = text;
                Parent = parent;
            }

            public static implicit operator string(StringChain v)
            {
                var result = "";
                while (v != null)
                {
                    result = $".{v.Text}{result}";
                    v = v.Parent;
                }
                while (result.StartsWith("."))
                    result = result.Substring(1);
                return result;
            }

            public bool IsMe(string category)
            {
                return category.Contains($".{Text}") || category.Contains($"{Text}.");
            }
        }

        public static StringChain Root { get; } = new StringChain();

        public static string RequestCreateDirectoryCategory = Root.Request.Create.Directory;
        public static string RequestCreateFileCategory      = Root.Request.Create.File;

        public static string RequestDeleteDirectoryCategory = Root.Request.Destroy.Directory;
        public static string RequestDeleteFileCategory      = Root.Request.Destroy.File;

        public static string ResultCreateDirectoryCategory  = Root.Result.Create.Directory;
        public static string ResultCreateFileCategory       = Root.Result.Create.File;

        public static string ResultDeleteDirectoryCategory  = Root.Result.Destroy.Directory;
        public static string ResultDeleteFileCategory       = Root.Result.Destroy.File;
    }
}