using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BLL
{
    /// <summary>
    /// 模板
    /// </summary>
    public class TemplateService
    {
        /// <summary>
        /// 根据主键获取模板
        /// </summary>
        /// <param name="templateId"></param>
        /// <returns></returns>
        public static Model.SupportDocument_Template GetTemplateById(string templateId)
        {
            return Funs.DB.SupportDocument_Template.FirstOrDefault(e => e.TemplateId == templateId);
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="template"></param>
        public static void AddTemplate(Model.SupportDocument_Template template)
        {
            Model.SupportDocument_Template newTemplate = new Model.SupportDocument_Template
            {
                TemplateId = template.TemplateId,
                Template = template.Template,
                UploadBy = template.UploadBy,
                UploadDate = template.UploadDate,
                AttachUrl = template.AttachUrl,
            };
            Funs.DB.SupportDocument_Template.InsertOnSubmit(newTemplate);
            Funs.DB.SubmitChanges();
        }

        /// <summary>
        /// 修改
        /// </summary>
        /// <param name="template"></param>
        public static void UpdateTemplate(Model.SupportDocument_Template template)
        {
            Model.SupportDocument_Template newTemplate = Funs.DB.SupportDocument_Template.FirstOrDefault(e => e.TemplateId == template.TemplateId);
            if (newTemplate!=null)
            {
                newTemplate.Template = template.Template;
                newTemplate.UploadBy = template.UploadBy;
                newTemplate.UploadDate = template.UploadDate;
                newTemplate.AttachUrl = template.AttachUrl;
                Funs.DB.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据主键删除
        /// </summary>
        /// <param name="templateId"></param>
        public static void DeleteTemplateById(string templateId)
        {
            Model.SupportDocument_Template template = Funs.DB.SupportDocument_Template.FirstOrDefault(e => e.TemplateId == templateId);
            if (template != null)
            {
                BLL.AttachFileService.DeleteAttachFile(Funs.RootPath, templateId, BLL.Const.TemplateMenuId);//删除附件
                Funs.DB.SupportDocument_Template.DeleteOnSubmit(template);
                Funs.DB.SubmitChanges();
            }
        }
    }
}