using KssSmaPlaLib.Batch.Interface;
using KssSmaPlaLib.Commons;
using KssSmaPlaLib.Ini;
using KssSmaPlaLib.IO.File;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static System.Net.WebRequestMethods;

namespace KssSmaPlaLib.Batch.IO
{
    public class FileStepHandlerUxer
    {
        public FuncFileDeleteByIniResultDto TryFuncFileDeleteByIni(
            string iniFilePath,
            string sectionName)
        {
            const string KEY_FOLDER_PATH = "FolderPath";
            const string KEY_FILE_NAME_PATTERNS = "FileNamePatterns";

            FuncFileDeleteByIniResultDto result = new FuncFileDeleteByIniResultDto();

            var iniDic = IniReferenceResolveUxer.ReadSectionWithReference(iniFilePath, sectionName);

            var folderPath = DictionaryUxer.GetValueOrDefault(iniDic, KEY_FOLDER_PATH, string.Empty);
            if (string.IsNullOrEmpty(folderPath))
            {
                var msg = $"設定ファイルのフォルダパスが指定されていません。[キー:{KEY_FOLDER_PATH}]";
                LoggerUxer.Error(msg);
                result.Succeeded = false;
                result.ExitCode = (int)RetCodeUxer.RetCode.FileDeleteFolderPathNotSetting;
                result.ResultMessage = msg;
                return result;
            }
            if (!Directory.Exists(folderPath))
            {
                var msg = $"設定ファイルのフォルダパスが存在しません。[キー:{KEY_FOLDER_PATH},値:{folderPath}]";
                LoggerUxer.Error(msg);
                result.Succeeded = false;
                result.ExitCode = (int)RetCodeUxer.RetCode.FileDeleteFolderPathNotExist;
                result.ResultMessage = msg;
                return result;
            }

            var fileNamePatterns = DictionaryUxer.GetValueOrDefault(iniDic, KEY_FILE_NAME_PATTERNS, string.Empty);
            if (string.IsNullOrEmpty(fileNamePatterns))
            {
                var msg = $"設定ファイルのファイル名パターンが指定されていません。[キー:{KEY_FILE_NAME_PATTERNS}]";
                LoggerUxer.Error(msg);
                result.Succeeded = false;
                result.ExitCode = (int)RetCodeUxer.RetCode.FileDeleteFileNamePatternNotSetting;
                result.ResultMessage = msg;
                return result;
            }
            var fileNamePatternsArray = fileNamePatterns.Split(',');

            // ローカルのCSVファイルの削除
            LoggerUxer.Info($"ファイルの削除を実行");
            for (var cnt = 0; cnt < fileNamePatternsArray.Length; cnt++)
            {
                var fileNamePattern = fileNamePatternsArray[cnt];
                LoggerUxer.Info($"[ファイル名パターン:{fileNamePattern}]");
                if (!FileUxer.TryDeletePatternFiles(folderPath, fileNamePattern, out var fileCount, out var messageForMe))
                {
                    LoggerUxer.Error(messageForMe);
                    result.Succeeded = false;
                    result.ExitCode = (int)RetCodeUxer.RetCode.FileDeletePatternFilesError;
                    result.ResultMessage = messageForMe;
                    return result;
                }
                LoggerUxer.Info($"[削除件数:{fileCount}]");
            }
            LoggerUxer.Info($"ローカルのCSVファイルの削除を完了");
            result.Succeeded = true;
            return result;
        }
    }
    public class FuncFileDeleteByIniResultDto : IFuncResultDto
    {
        public bool Succeeded { get; set; } = false;
        public int ExitCode { get; set; } = 0;
        public string ResultMessage { get; set; } = string.Empty;
    }
}