src/ZKEACMS/Common/Service/CarouselWidgetService.cs

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/* http://www.zkea.net/ 
 * Copyright (c) ZKEASOFT. All rights reserved. 
 * http://www.zkea.net/licenses */

using Easy;
using Easy.Constant;
using Easy.Extend;
using Easy.RepositoryPattern;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using System.Linq;
using ZKEACMS.Common.Models;
using ZKEACMS.Widget;

namespace ZKEACMS.Common.Service
{
    public class CarouselWidgetService : WidgetService<CarouselWidget>
    {
        private readonly ICarouselItemService _carouselItemService;

        public CarouselWidgetService(IWidgetBasePartService widgetService, ICarouselItemService carouselItemService, IApplicationContext applicationContext, CMSDbContext dbContext)
            : base(widgetService, applicationContext, dbContext)
        {
            _carouselItemService = carouselItemService;
        }

        public override DbSet<CarouselWidget> CurrentDbSet => DbContext.CarouselWidget;

        public override WidgetBase GetWidget(WidgetBase widget)
        {
            var carouselWidget = base.GetWidget(widget) as CarouselWidget;

            carouselWidget.CarouselItems = _carouselItemService.Get(m => m.CarouselWidgetID == carouselWidget.ID);
            carouselWidget.CarouselItems.Each(m => m.ActionType = ActionType.Update);
            return carouselWidget;
        }
        public override ServiceResult<CarouselWidget> Add(CarouselWidget item)
        {
            return BeginTransaction(() =>
            {
                var result = base.Add(item);
                if (item.CarouselItems != null && item.CarouselItems.Any())
                {
                    _carouselItemService.BeginBulkSave();
                    item.CarouselItems.Each(m =>
                    {
                        if (m.ActionType != ActionType.Delete)
                        {
                            _carouselItemService.Add(new CarouselItemEntity
                            {
                                CarouselID = m.CarouselID,
                                Title = m.Title,
                                CarouselWidgetID = item.ID,
                                TargetLink = m.TargetLink,
                                ImageUrl = m.ImageUrl,
                                Status = m.Status
                            });
                        }
                    });