winform+dev的前后台分离标准项目
lg
2024-08-30 15bc95cc3a5e67d8094ef11c39b5bb31a8638d3c
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using Gs.Demo.Modes;
using Microsoft.AspNetCore.Mvc;
using System.Text;
using System.Data.SqlClient;
using System.Data;
using Gs.Toolbox;
using Microsoft.AspNetCore.Authorization;
 
namespace Gs.Demo.Service
{
    [ApiGroup(ApiGroupNames.Demo)]
    public class Test : IRomteService
    {
        /// <summary>
        /// 读学生取列表,支持分页
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        [RequestMethod(RequestMethods.POST)]
        public ReturnDto<PageList<Student>> GetStudentListPage([FromBody] PageQuery model)
        {
            int currentPage = model.currentPage;
            int everyPageSize = model.everyPageSize;
            string sortName = string.IsNullOrEmpty(model.sortName)? "a.lastEdtTime" : model.sortName;
            System.Text.StringBuilder sbSql = new StringBuilder();
            sbSql.Append("select * from ");
            sbSql.Append("( ");
            sbSql.Append("select top 100000 ROW_NUMBER() over(order by " + sortName + " " + model.sortOrder + ") as rowIndex,* from gs_test a where 1=1" + model.keyWhere);
            sbSql.Append(") as T ");
            sbSql.Append(" where T.rowindex>(" + currentPage + "-1)*" + everyPageSize + " and  T.rowindex<=" + currentPage + "*" + everyPageSize + "");
            sbSql.Append(" select count(1) as intTotal  from dbo.gs_test a where 1=1 " + model.keyWhere).ToString();
            DataSet dset = new DataSet();
            try
            {
                dset = Gs.Toolbox.DbHelperSQL.Query(sbSql.ToString());
            }
            catch (Exception ex)
            {
                Gs.Toolbox.LogHelper.Debug(this.ToString(), "GetStudentListPage error:" + ex.Message);
                return ReturnDto<PageList<Student>>.QuickReturn(default(PageList<Student>), ReturnCode.Exception, "读取失败");
            }
            PageList<Student> _pglist = new PageList<Student>
            {
                total = 0,
                everyPageSize = 0,
                pages = 0,
                list = new List<Student>()
            };
            if (dset != null && dset.Tables.Count > 0 && dset.Tables[0].Rows.Count > 0)//有数据
            {
                int intTotal = int.Parse(dset.Tables[1].Rows[0]["intTotal"].ToString());
                int pages = (intTotal % everyPageSize != 0) ? (intTotal / everyPageSize + 1) : (intTotal / everyPageSize);
                _pglist.total = intTotal;
                _pglist.everyPageSize = everyPageSize;
                _pglist.pages = pages;
                foreach (DataRow dr in dset.Tables[0].Rows)
                {
                    _pglist.list.Add(
                        new Student()
                        {
                            guid = Guid.Parse(dr["guid"].ToString()),
                            name = dr["name"].ToString(),
                            age = int.Parse(dr["age"].ToString()),
                            address = dr["address"].ToString(),
                            sex = int.Parse(dr["sex"].ToString()),
                            card = dr["card"].ToString(),
                            lastEdtTime = DateTime.Parse(dr["lastEdtTime"].ToString()),
                            addTime = DateTime.Parse(dr["addTime"].ToString()),
                        }
                    );
                }
            }
            return ReturnDto<PageList<Student>>.QuickReturn(_pglist, ReturnCode.Success, "读取成功");
        }
 
 
        /// <summary>
        /// 删除学生
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        [RequestMethod(RequestMethods.POST)]
        public ReturnDto<int?> DeleteModel([FromBody] Student model)
        {
            int rtnInt = (int)ReturnCode.Default;
            try
            {
                rtnInt = DbHelperSQL.ExecuteSql("delete from dbo.gs_test where guid='" + model.guid.ToString() + "'");
            }
            catch (Exception ex)
            {
                LogHelper.Debug(this.ToString(), "DeleteStudent error:" + ex.Message);
                rtnInt = (int)ReturnCode.Exception;
            }
            if (rtnInt > 0)
                return ReturnDto<int>.QuickReturn(default(int?), ReturnCode.Success, "操作成功,共删除" + rtnInt.ToString() + "条数据!");
            else
                return ReturnDto<int>.QuickReturn(default(int?), ReturnCode.Exception, "删除失败,请重试!");
        }
 
        /// <summary>
        /// 增加学生
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        [RequestMethod(RequestMethods.POST)]
        public ReturnDto<int?> EditStudent([FromBody] Student model)
        {
            Guid? guid = model.guid;
            string name = model.name;
            int age = model.age;
            string address = model.address;
            int sex = model.sex;
            string card = model.card;
            int? rtnInt = (int)ReturnCode.Default;
            StringBuilder strSql = new StringBuilder();
            if (guid == null)
            {
                strSql.Append("update dbo.gs_test ");
                strSql.Append("set name=@name,age=@age,address=@address,sex=@sex,card=@card,addTime=getdate(),lastEdtTime=getdate()");
                strSql.Append(" where guid='" + guid + "'");
            }
            else
            {
                guid = Guid.NewGuid();
                strSql.Append("insert into dbo.gs_test(");
                strSql.Append(" guid,name,age,address,sex,card,addTime,lastEdtTime)");
                strSql.Append(" values (");
                strSql.Append("'" + guid + "',@id,@name,@age,@address,@sex,@card,getdate(),getdate())");
            }
            SqlParameter[] parameters = {
             new SqlParameter("@name", name),
             new SqlParameter("@age",age),
             new SqlParameter("@address",address),
             new SqlParameter("@sex",sex),
             new SqlParameter("@card",card),
        };
            try
            {
                rtnInt = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            }
            catch (Exception ex)
            {
                LogHelper.Debug(this.ToString(), "EditStudent  error:" + ex.Message);
                rtnInt = (int)ReturnCode.Exception;
            }
            if (rtnInt > 0)
                return ReturnDto<int>.QuickReturn(rtnInt, ReturnCode.Success, "增加成功!");
            else
                return ReturnDto<int>.QuickReturn(rtnInt, ReturnCode.Exception, "增加失败,请重试!");
        }
 
        /// <summary>
        /// 读取学生
        /// </summary>
        /// <param name="guid"></param>
        /// <returns></returns>
        [RequestMethod(RequestMethods.GET)]
        [AllowAnonymous]
        public ReturnDto<Student> GetStudent(
            Guid guid
            )
        {
            Student m = new Student();
            System.Text.StringBuilder sbSql = new StringBuilder();
            sbSql.Append("select top 1 * from dbo.gs_test  where 1=1 and guid='" + guid.ToString() + "' ");
            try
            {
                DataSet dset = new DataSet();
                dset = DbHelperSQL.Query(sbSql.ToString());
                if (dset != null && dset.Tables.Count > 0 && dset.Tables[0].Rows.Count > 0)
                {
                    System.Data.DataRow dr = dset.Tables[0].Rows[0];
                    m.guid = Guid.Parse(dr["guid"].ToString());
                    m.name = dr["name"].ToString();
                    m.age = int.Parse(dr["age"].ToString());
                    m.address = dr["address"].ToString();
                    m.sex = int.Parse(dr["sex"].ToString());
                    m.card = dr["card"].ToString();
                    m.lastEdtTime = DateTime.Parse(dr["lastEdtTime"].ToString());
                    m.addTime = DateTime.Parse(dr["addTime"].ToString());
                    return ReturnDto<dynamic>.QuickReturn(m, ReturnCode.Success, "读取成功!");
                }
                else
                    return ReturnDto<dynamic>.QuickReturn(m, ReturnCode.Default, "读取失败!");
            }
            catch (Exception ex)
            {
                LogHelper.Debug(this.ToString(), "GetModel error:" + ex.Message);
                return ReturnDto<dynamic>.QuickReturn(m, ReturnCode.Default, "读取失败!");
            }
        }
    }
}