using LCU.Library.Internal.FileOperationsModels.Models;
using LCU.Library.Internal.FileOperationsModels.Models.NameSettings;
using System;
using System.Collections.Generic;
using LCU.Library.Internal.FileOperationsModels.Models.Requests;

namespace LCU.Library.Internal.FileOperationsModels.Shared
{
    public static class DynamicNameBuilder
	{
		public static List<TRequest> BuildListOfRequest<TRequest>(TRequest originalRequest) where TRequest : FileRequest
		{
			var nameList = RegexNameHandler.BuildFileList(originalRequest.SourcePath,
														  originalRequest.FinalSourceFile,
														  originalRequest.FileNameSetting);
			var requests = new List<TRequest>();

			foreach (var name in nameList)
			{
				var newRequest = originalRequest.DeepClone();
				newRequest.SourceFile = name;

				requests.Add(newRequest);
			}

			return requests;
		}

		public static List<TRequest> BuildListOfRequests<TRequest>(TRequest originalRequest) where TRequest : IFileSourceRequest
		{
			var nameList = RegexNameHandler.BuildFileList(originalRequest.FileSourceRequest.FinalSourcePath,
														  originalRequest.FileSourceRequest.FinalSourceFile,
														  originalRequest.FileSourceRequest.SourceFileSettings);

			var requests = new List<TRequest>();

			foreach (var name in nameList)
			{
				var newRequest = originalRequest.DeepClone();
				newRequest.FileSourceRequest.SourceFile = name;

				requests.Add(newRequest);
			}

			return requests;
		}

        public static List<ModifyFileRequest> BuildListOfRequest(ModifyFileRequest originalRequest)
		{
			var nameList = RegexNameHandler.BuildFileList(originalRequest.SourcePath,
														 originalRequest.OriginalSourceFile,
														 originalRequest.FileNameSetting);

			var requests = new List<ModifyFileRequest>();

			foreach (var name in nameList)
			{
				var newRequest = originalRequest.DeepClone();
				newRequest.SourceFile = ModifyFileRequest.GetNameWithoutExtension(name, newRequest.SourceExtension);

				requests.Add(newRequest);
			}

			return requests;
		}        

		[Obsolete ("As of 7/7/2025, this method is obsolete. Use BuildListOfRequests instead.")]
		public static List<ExtractIndexFileDataRequest> BuildListOfRequest(ExtractIndexFileDataRequest originalRequest)
		{
			var nameList = RegexNameHandler.BuildFileList(originalRequest.FinalIndexFileDirectory,
														  originalRequest.FinalIndexFileName,
														  originalRequest.IndexFileNameSetting);

			var requests = new List<ExtractIndexFileDataRequest>();

			foreach (var name in nameList)
			{
				var newRequest = originalRequest.DeepClone();
				newRequest.IndexFileName = name;

				requests.Add(newRequest);
			}

			return requests;
		}

		public static string BuildDynamicName(string name, DynamicNameSetting nameSetting)
		{
			if (nameSetting == null ||
			   nameSetting.DateFormatSettings == null)
			{
				return name;
			}

			name = AddFormattedDateSettings(name, nameSetting);
			return name;
		}

		public static string AddFormattedDateSettings(string name, DynamicNameSetting nameSettings)
		{
			foreach (var formatSetting in nameSettings.DateFormatSettings)
			{
				var convertedFormat = DateTimeStringBuilder(formatSetting.DateFormat, nameSettings.DaysFromToday);
				name = ReplaceTagWithFormattedSTring(name, formatSetting.Tag, convertedFormat);
			}

			return name;
		}

		public static string DateTimeStringBuilder(string format, int daysFromToday)
		{
			if (string.IsNullOrWhiteSpace(format))
			{
				return "";
			}

			return DateTime.Now.AddDays(daysFromToday).ToString(format);
		}

		public static string ReplaceTagWithFormattedSTring(string name, string tag, string convertedFormat)
		{
			if (string.IsNullOrEmpty(tag) || string.IsNullOrWhiteSpace(convertedFormat))
			{
				return name.Trim();
			}

			return name.Replace(tag, convertedFormat);
		}
	}
}