using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Abstractions;
using System.Linq;
using System.Text.Json;
using BO.Connector.Console;
using BO.Console.Options;
using Quadarax.Foundation.Core.Console;
using Quadarax.Foundation.Core.Data.Interface.Entity;
using Quadarax.Foundation.Core.Logging;
using Quadarax.Foundation.Core.Object.Extensions;
using Quadarax.Foundation.Core.QConsole;
using Quadarax.Foundation.Core.QConsole.Argument;
using Quadarax.Foundation.Core.QConsole.Command.Base;
using Quadarax.Foundation.Core.QConsole.Value;
// ReSharper disable InconsistentNaming

namespace BO.Console.Commands.Base
{
    internal abstract class BaseCommand : AbstractCommand, ILogHandler
    {
        #region *** Constants ***

        private const string CS_ARG_NAME_DUMP = "dump";
        private const string CS_ARG_HINT_DUMP = "<is_dump_reponses>";
        private const string CS_ARG_DESC_DUMP = "Flag if set dumps incomming json messages.";

        private const string CS_ARG_NAME_DEBUG = "dbg";
        private const string CS_ARG_HINT_DEBUG = "<is_debug_mode>";
        private const string CS_ARG_DESC_DEBUG = "Flag if set writes debug messages.";

        private const string CS_ARG_NAME_USER = "user";
        private const string CS_ARG_HINT_USER = "<user_name>";
        private const string CS_ARG_DESC_USER = "User name context. If not specified use default user context (who is logged in console).";

        private const string CS_ARG_NAME_FORCE = "force";
        private const string CS_ARG_HINT_FORCE = "<is_force>";
        private const string CS_ARG_DESC_FORCE = "Flag if set, then overrite existing entity, otherwise cancel operation.";


        #endregion


        protected Connection Client { get; private set; }
        protected Configuration Configuration { get; private set; }

        protected string UserName { get; private set; }
        protected bool? IsForce { get; private set; }

        protected IFileSystem FileSystem { get; }

        protected BaseCommand(Engine engine) : base(engine)
        {
            FileSystem = new FileSystem();
        }

        protected override void OnInitialize()
        {
            base.OnInitialize();
            Configuration = JsonSerializer.Deserialize<Configuration>(File.ReadAllText(Constants.CS_CONFIGURATION_FILE));
            Client = new Connection(Configuration.ApiBaseUrl, Configuration.ApiTimeout, this, GetArgumentValueOrDefault<bool>(CS_ARG_NAME_DUMP));
            Client.Open(Configuration.ApiUser, Configuration.ApiUserPwd, Configuration.ApiMagic);
        }

        protected override void OnValidateArguments()
        {
            base.OnValidateArguments();
            if (ContainsArgument(CS_ARG_NAME_USER))
                UserName = GetArgumentValueOrDefault<string>(CS_ARG_NAME_USER);

            if (ContainsArgument(CS_ARG_NAME_FORCE))
                IsForce = WasArgumentSpecified(CS_ARG_NAME_FORCE);

            if (WasArgumentSpecified(CS_ARG_NAME_DEBUG))
                DebugConsoleWriter.IsWriteDebugEnabled = true;
        }

        protected override IEnumerable<AbstractArgument> OnSetupArguments()
        {
            var args = base.OnSetupArguments().ToList();
            args.Add(new FlagArgument(CS_ARG_NAME_DUMP, CS_ARG_DESC_DUMP, CS_ARG_HINT_DUMP, false));
            args.Add(new FlagArgument(CS_ARG_NAME_DEBUG, CS_ARG_DESC_DEBUG, CS_ARG_HINT_DEBUG, false));
            return args;
        }

        protected void AppendUserArgument(IList<AbstractArgument> args, string alternativeUserDescription = null)
        {
            args.Add(new NamedArgument(CS_ARG_NAME_USER, string.IsNullOrEmpty(alternativeUserDescription)? CS_ARG_DESC_USER : alternativeUserDescription, CS_ARG_HINT_USER, TypeValuesEnum.String, string.Empty, false));
        }

        protected void AppendForceArgument(IList<AbstractArgument> args, string alternativeUserDescription = null)
        {
            args.Add(new FlagArgument(CS_ARG_NAME_FORCE, string.IsNullOrEmpty(alternativeUserDescription) ? CS_ARG_DESC_FORCE : alternativeUserDescription,CS_ARG_HINT_FORCE, false));
        }

        public void Log(LogSeverityEnum type, string message, Exception e = null)
        {
            WriteInfo($"{type}: {message}" + (e == null ? "" : e.Message));
        }

        protected void WriteDtoToConsole(IDto dto)
        {
            var props = dto.GetAllPropertyValues();
            using (var wName = new ConsoleWriter(ConsoleColor.White))
            {
                using (var wValue = new ConsoleWriter(ConsoleColor.Yellow))
                {
                    var maxKeyLength = props.Keys.Max(x=>x.Length);
                    foreach (var prop in props)
                    {
                        wName.Write(prop.Key);
                        wName.Write(new string(' ',maxKeyLength - prop.Key.Length) + " :\t");
                        wValue.WriteLine(prop.Value?.ToString());
                    }
                }
            }
        }
    }
}