132 lines
4.8 KiB
C#
132 lines
4.8 KiB
C#
using System.Linq;
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using Microsoft.EntityFrameworkCore;
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using AyaNova.Api.ControllerHelpers;
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using AyaNova.Models;
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using System.Collections.Generic;
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namespace AyaNova.Biz
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{
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internal static class PickListFetcher
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{
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internal static PickListResult GetPickList(AyContext ct, long userId, PagingOptions pagingOptions, FilterOptions filterOptions, string tableName)
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{
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List<NameIdItem> listItems = new List<NameIdItem>();
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int recordCount = 0;
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using (var cm = ct.Database.GetDbConnection().CreateCommand())
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{
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ct.Database.OpenConnection();
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//BUILD THE QUERY
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//base query
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string qItemBase = string.Empty;
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string qCountBase = string.Empty;
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string qCriteria = string.Empty;
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string qSort = string.Empty;
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// string q = string.Empty;
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qItemBase = $"SELECT id, name FROM {tableName} ";
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qCountBase = $"SELECT COUNT(*) FROM {tableName} ";
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//GET THE FILTER / SORT
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if (pagingOptions.DataFilterId > 0)
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{
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var TheFilter = ct.DataFilter.FirstOrDefault(x => x.Id == pagingOptions.DataFilterId);
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//BUILD WHERE AND APPEND IT
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//qCriteria = FilterSqlCriteriaBuilder.DataFilterToSQLCriteria(TheFilter, WidgetBiz.FilterOptions(), userId);
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qCriteria = FilterSqlCriteriaBuilder.DataFilterToSQLCriteria(TheFilter, filterOptions, userId);
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//BUILD ORDER BY AND APPEND IT
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qSort = FilterSqlOrderByBuilder.DataFilterToSQLOrderBy(TheFilter);
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}
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else
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{
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//GET DEFAULT ORDER BY
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qSort = FilterSqlOrderByBuilder.DefaultPickListOrderBy();
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}
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//ITEMS
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//add the limit and offset values:
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cm.CommandText = qItemBase + qCriteria + qSort + $" LIMIT {pagingOptions.Limit} OFFSET {pagingOptions.Offset}";
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using (var dr = cm.ExecuteReader())
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{
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while (dr.Read())
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{
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listItems.Add(new NameIdItem() { Id = dr.GetInt64(0), Name = dr.GetString(1) });
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}
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}
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//TOTAL RECORD COUNT
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cm.CommandText = qCountBase + qCriteria;
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using (var dr = cm.ExecuteReader())
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{
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dr.Read();
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recordCount = dr.GetInt32(0);
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}
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}
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PickListResult ret = new PickListResult();
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ret.Items = listItems.ToArray();
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ret.TotalRecordCount = recordCount;
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return ret;
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}
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// //Returns existance status of object type and id specified in database
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// internal static string Name(AyaType aytype, long id, System.Data.Common.DbCommand cmd)
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// {
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// string TABLE = string.Empty;
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// string COLUMN = "name";
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// switch (aytype)
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// {
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// case AyaType.User:
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// TABLE = "auser";
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// break;
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// case AyaType.Widget:
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// TABLE = "awidget";
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// break;
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// case AyaType.FileAttachment:
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// TABLE = "afileattachment";
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// COLUMN = "displayfilename";
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// break;
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// case AyaType.DataFilter:
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// TABLE = "adatafilter";
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// break;
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// default:
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// throw new System.NotSupportedException($"AyaNova.BLL.BizObjectNameFetcher::Name type {aytype.ToString()} is not supported");
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// }
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// cmd.CommandText = $"SELECT m.{COLUMN} FROM {TABLE} AS m WHERE m.id = {id} LIMIT 1";
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// using (var dr = cmd.ExecuteReader())
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// return dr.Read() ? dr.GetString(0) : "UNKNOWN";
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// }
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/*
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2018-12-12 16:29:12.7547|INFO|Microsoft.EntityFrameworkCore.Database.Command|Executed DbCommand (3ms) [Parameters=[@__p_2='999', @__p_1='0'], CommandType='Text', CommandTimeout='30']
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SELECT a.id, a.active, a.xmin, a.count, a.dollaramount, a.enddate, a.name, a.notes, a.o wnerid, a.roles, a.serial, a.startdate, a.tags
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FROM (
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SELECT *, xmin FROM AWIDGET where (name Like 'SortByFieldAscendingWorks 1544660950941%') ORDER BY startdate ASC
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) AS a
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LIMIT @__p_2 OFFSET @__p_1
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*/
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/////////////////////////////////////////////////////////////////////
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}//eoc
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}//eons
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