StableVersion4.3/HL_FristAidPlatform_DataBase/Service/T_Service_NoticeReceivingDB.cs

using HL_FristAidPlatform_Help;
using HL_FristAidPlatform_IDataBase;
using HL_FristAidPlatform_Models;
using SqlSugar;
using System;
using System.Collections.Generic;
namespace HL_FristAidPlatform_DataBase
{
    /// <summary>
    /// 消息接收人
    /// </summary>
    public class T_Service_NoticeReceivingDB : BaseDB, IT_Service_NoticeReceiving
    {
        public SqlSugarClient db = GetClient();

        /// <summary>
        /// 增加一条数据
        /// </summary>
        public bool Add(T_Service_NoticeReceiving model)
        {
            return db.Insertable(model).ExecuteCommand() == 0 ? false : true;
        }

        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(T_Service_NoticeReceiving model)
        {
            return db.Updateable(model).ExecuteCommand() == 0 ? false : true;
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(long ID)
        {
            return db.Deleteable<T_Service_NoticeReceiving>(it => it.ID == ID).ExecuteCommand() == 0 ? false : true; ;
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public TableModel<T_Service_NoticeReceiving> GetPageList(int pageIndex, int pageSize)
        {
            int total = 0;
            List<T_Service_NoticeReceiving> data = db.Queryable<T_Service_NoticeReceiving>().ToPageList(pageIndex, pageSize, ref total);
            TableModel<T_Service_NoticeReceiving> t = new TableModel<T_Service_NoticeReceiving>();
            t.Code = 0;
            t.PageCount = data.Count;
            t.TotalNumber = total;
            t.Data = data;
            t.Msg = "成功";
            return t;
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public T_Service_NoticeReceiving Get(long ID)
        {
            return db.Queryable<T_Service_NoticeReceiving>().First(it => it.ID == ID);
        }

        /// <summary>
        /// 更改阅读状态
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateReadState(T_Service_NoticeReceiving model)
        {
            //return db.Updateable<T_Service_NoticeReceiving>().UpdateColumns(it => new T_Service_NoticeReceiving() { ReadState = 1, FirstReadingTime = model.FirstReadingTime, TotalReading = model.TotalReading + 1 }).Where(it => it.NoticeID == model.NoticeID && it.UserID == model.UserID).ExecuteCommand();

            //return db.Updateable(model).UpdateColumns(it => new { ReadState = 1, FirstReadingTime = model.FirstReadingTime, TotalReading = model.TotalReading + 1 }).WhereColumns(it => it.NoticeID == model.NoticeID && it.UserID == model.UserID).ExecuteCommand();

            return db.Updateable<T_Service_NoticeReceiving>().SetColumns(it => new T_Service_NoticeReceiving() { ReadState = model.ReadState, FirstReadingTime = model.FirstReadingTime, TotalReading = model.TotalReading }).Where(it => it.NoticeID == model.NoticeID && it.UserID == model.UserID).ExecuteCommand();
        }

        /// <summary>
        /// 消息通知状态获取
        /// </summary>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <returns></returns>
        public TableModel<T_Service_NoticeAndReadState> getNoticeAndReadState(int pageIndex, int pageSize, long UserID)
        {
            int total = 0;
            List<T_Service_NoticeAndReadState> list = new List<T_Service_NoticeAndReadState>();
            var data = db.Queryable<T_Service_Notice, T_Service_NoticeReceiving>((a, b) => new JoinQueryInfos(JoinType.Left, b.NoticeID == a.ID))
                .Where((a, b) => b.UserID == UserID)
                .OrderBy((a, b) => new { b.ReadState })
                .OrderBy((a, b) => new { a.CreationDate }, OrderByType.Desc)
                .Select((a, b) => new T_Service_NoticeAndReadState()
                {
                    ReadState = b.ReadState,
                    Content = a.Content,
                    FirstReadingTime = b.FirstReadingTime,
                    TotalReading = b.TotalReading,
                    NoticeID = b.NoticeID,
                    ID = b.ID,
                    UserID = b.UserID
                }).ToPageList(pageIndex, pageSize, ref total);
            TableModel<T_Service_NoticeAndReadState> t = new TableModel<T_Service_NoticeAndReadState>();
            t.Code = 0;
            t.PageCount = data.Count;
            t.TotalNumber = data.Count;
            t.Data = data;
            t.Msg = "成功";
            return t;
        }

        /// <summary>
        /// 用户未读/已读消息列表
        /// </summary>
        /// <param name="pageIndex"></param>
        /// <param name="pageSize"></param>
        /// <param name="UserID"></param>
        /// <returns></returns>
        public TableModel<T_Service_NoticeAndReadState> GetNoticeMsgList(int pageIndex, int pageSize, long UserID, int readState)
        {
            int total = 0;
            List<T_Service_NoticeAndReadState> list = new List<T_Service_NoticeAndReadState>();
            var data = db.Queryable<T_Service_Notice, T_Service_NoticeReceiving>((a, b) => new JoinQueryInfos(JoinType.Left, b.NoticeID == a.ID))
                .Where((a, b) => b.UserID == UserID && b.ReadState == readState)
                  .OrderBy((a, b) => a.CreationDate, OrderByType.Desc)
                  .OrderBy((a, b) => b.FirstReadingTime, OrderByType.Desc)
                .Select((a, b) => new T_Service_NoticeAndReadState()
                {
                    ReadState = b.ReadState,
                    Content = a.Content,
                    FirstReadingTime = b.FirstReadingTime,
                    TotalReading = b.TotalReading,
                    NoticeID = b.NoticeID,
                    ID = b.ID,
                    UserID = b.UserID
                }).ToPageList(pageIndex, pageSize, ref total);
            TableModel<T_Service_NoticeAndReadState> t = new TableModel<T_Service_NoticeAndReadState>();
            t.Code = 0;
            t.PageCount = data.Count;
            t.TotalNumber = total;
            t.Data = data;
            t.Msg = "成功";
            return t;
        }



        public TableModel<T_Service_NoticeAndReadState> getReadStateByNoticeID(string NoticeID)
        {
            int total = 0;
            List<T_Service_NoticeAndReadState> list = new List<T_Service_NoticeAndReadState>();
            var data = db.Queryable<T_Service_Notice, T_Service_NoticeReceiving>((a, b) => new JoinQueryInfos(JoinType.Left, b.NoticeID == a.ID))
                .Where((a, b) => b.ID == Convert.ToInt32(NoticeID))
                .Select((a, b) => new T_Service_NoticeAndReadState()
                {
                    ReadState = b.ReadState,
                    Content = a.Content,
                    FirstReadingTime = b.FirstReadingTime,
                    TotalReading = b.TotalReading,
                    ID = b.ID,
                    NoticeID = b.NoticeID,
                    UserID = b.UserID
                }).ToList();
            TableModel<T_Service_NoticeAndReadState> t = new TableModel<T_Service_NoticeAndReadState>();
            t.Code = 0;
            t.PageCount = data.Count;
            t.TotalNumber = data.Count;
            t.Data = data;
            t.Msg = "成功";
            return t;
        }
    }
}