using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web.UI.WebControls;
using System.Collections;

namespace BLL
{
    /// <summary>
    /// 工种表
    /// </summary>
    public static class PostService
    {
        public static Model.SGGLDB db = Funs.DB;

        /// <summary>
        /// 记录数
        /// </summary>
        private static int count
        {
            get;
            set;
        }

        /// <summary>
        /// 获取分页列表
        /// </summary>
        /// <param name="postName"></param>
        /// <param name="startRowIndex"></param>
        /// <param name="maximumRows"></param>
        /// <returns></returns>
        public static IEnumerable GetListData(string postName, int startRowIndex, int maximumRows)
        {
            IQueryable<Model.Base_Post> q = from x in db.Base_Post orderby x.PostName select x;
            if (!string.IsNullOrEmpty(postName))
            {
                q = q.Where(e => e.PostName.Contains(postName));
            }
            count = q.Count();
            if (count == 0)
            {
                return new object[] { "" };
            }
            return from x in q.Skip(startRowIndex).Take(maximumRows)
                   select new
                   {
                       x.PostId,
                       x.PostName,
                       x.Remark
                   };
        }

        /// <summary>
        /// 获取分页列表数
        /// </summary>
        /// <param name="postName"></param>
        /// <returns></returns>
        public static int GetListCount(string postName)
        {
            return count;
        }

        /// <summary>
        /// 根据主键获取岗位信息
        /// </summary>
        /// <param name="postId"></param>
        /// <returns></returns>
        public static Model.Base_Post GetPostById(string postId)
        {
            return Funs.DB.Base_Post.FirstOrDefault(e => e.PostId == postId);
        }

        public static string GetPostNameById(string postId)
        {
            string name = string.Empty;
            var q = Funs.DB.Base_Post.FirstOrDefault(e => e.PostId == postId);
            if (q != null)
            {
                name = q.PostName;
            }
            return name;
        }

        /// <summary>
        /// 添加工种信息
        /// </summary>
        /// <param name="post"></param>
        public static void AddPost(Model.Base_Post post)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Base_Post newPost = new Model.Base_Post();
            newPost.PostId = post.PostId;
            newPost.PostName = post.PostName;
            newPost.Remark = post.Remark;
            db.Base_Post.InsertOnSubmit(newPost);
            db.SubmitChanges();
        }

        /// <summary>
        /// 修改工种信息
        /// </summary>
        /// <param name="post"></param>
        public static void UpdatePost(Model.Base_Post post)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Base_Post newPost = db.Base_Post.FirstOrDefault(e => e.PostId == post.PostId);
            if (newPost != null)
            {
                newPost.PostName = post.PostName;
                newPost.Remark = post.Remark;
                db.SubmitChanges();
            }
        }

        /// <summary>
        /// 根据主键删除工种信息
        /// </summary>
        /// <param name="postId"></param>
        public static void DeletePost(string postId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.Base_Post newPost = db.Base_Post.FirstOrDefault(e => e.PostId == postId);
            if (newPost != null)
            {
                db.Base_Post.DeleteOnSubmit(newPost);
                db.SubmitChanges();
            }
        }

        /// <summary>
        ///  获取工种名称项
        /// </summary>
        /// <param name="projectId"></param>
        /// <returns></returns>
        public static ListItem[] drpPostNameItemList()
        {
            var q = (from x in Funs.DB.Base_Post orderby x.PostName select x).ToList();
            ListItem[] list = new ListItem[q.Count()];
            for (int i = 0; i < list.Count(); i++)
            {
                list[i] = new ListItem(q[i].PostName ?? "", q[i].PostId);
            }
            return list;
        }

        public static void InitPostDownList(FineUIPro.DropDownList dropName, bool isShowPlease)
        {
            dropName.DataValueField = "Value";
            dropName.DataTextField = "Text";
            dropName.DataSource = drpPostNameItemList();
            dropName.DataBind();
            if (isShowPlease)
            {
                Funs.FineUIPleaseSelect(dropName);
            }
        }
    }
}