CreateFolderCommand.cs

using System;
using System.IO;
using System.Threading.Tasks;
using Waher.Runtime.Language;
using Waher.Things;
using Waher.Things.Attributes;
using Waher.Things.Queries;
 
namespace Waher.Service.IoTBroker.Sources.ProgramData
{
    public class CreateFolderCommand : ICommand
    {
        private readonly ProgramDataFolder folderNode;
        private readonly string sortKey;
 
        public CreateFolderCommand(ProgramDataFolder FolderNode, string SortKey)
        {
            this.folderNode = FolderNode;
            this.sortKey = SortKey;
        }
 
        [Page(7, "File System", 100)]
        [Header(42, "Folder Name:")]
        [ToolTip(43, "Local folder name.")]
        [Required]
        public string FolderLocalName { get; set; }
 
        public string CommandID => "CreateFolder";
 
        public CommandType Type => CommandType.Parametrized;
 
        public string SortCategory => "Edit";
 
        public string SortKey => this.sortKey;
 
        public Task<string> GetNameAsync(Language Language) => Language.GetStringAsync(typeof(ProgramDataSource), 44, "Create Folder...");
 
        public Task<string> GetConfirmationStringAsync(Language Language) => Task.FromResult(string.Empty);
 
        public Task<string> GetFailureStringAsync(Language Language) => Task.FromResult(string.Empty);
 
        public Task<string> GetSuccessStringAsync(Language Language) => Task.FromResult(string.Empty);
 
        public Task<bool> CanExecuteAsync(RequestOrigin Caller)
        {
            return Task.FromResult(Caller.HasPrivilege("Source." + ProgramDataSource.SourceID + "Command." + this.CommandID));
        }
 
        public Task ExecuteCommandAsync()
        {
            string FullPath = Path.Combine(this.folderNode.FolderName, this.FolderLocalName);
            if (!FullPath.StartsWith(this.folderNode.FolderName, StringComparison.CurrentCultureIgnoreCase))
                throw new Exception("Invalid local folder name.");
 
            Directory.CreateDirectory(FullPath);
 
            return Task.CompletedTask;
        }
 
        public Task StartQueryExecutionAsync(Query Query, Language Language) => this.ExecuteCommandAsync();
 
        public ICommand Copy()
        {
            return new CreateFolderCommand(this.folderNode, this.sortKey);
        }
    }
}