// src/Webshop.Application/Services/Admin/AdminSettingService.cs
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Webshop.Application.DTOs.Settings;
using Webshop.Application.Services.Admin.Interfaces;
using Webshop.Domain.Interfaces;

namespace Webshop.Application.Services.Admin
{
    public class AdminSettingService : IAdminSettingService
    {
        private readonly ISettingRepository _settingRepository;

        public AdminSettingService(ISettingRepository settingRepository)
        {
            _settingRepository = settingRepository;
        }

        public async Task<Dictionary<string, List<SettingDto>>> GetAllGroupedAsync()
        {
            var settings = await _settingRepository.GetAllAsync();

            return settings
                .GroupBy(s => s.Group ?? "Uncategorized")
                .ToDictionary(
                    g => g.Key,
                    g => g.Select(s => new SettingDto
                    {
                        Key = s.Key,
                        Value = s.Value,
                        Description = s.Description,
                        IsActive = s.IsActive,
                        Group = s.Group
                    }).ToList()
                );
        }

        public async Task UpdateSettingsAsync(List<SettingDto> settings)
        {
            foreach (var settingDto in settings)
            {
                var setting = await _settingRepository.GetByKeyAsync(settingDto.Key);
                if (setting != null)
                {
                    setting.Value = settingDto.Value;
                    setting.IsActive = settingDto.IsActive; // Auch IsActive aktualisieren
                    await _settingRepository.UpdateAsync(setting);
                }
            }
        }
    }
}