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自定义排序完成

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潘建东 6 months ago
parent b367d83eaf
commit 2733c0f7a7
3 changed files with 67 additions and 37 deletions
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5
Hadoop/ZKLT.Hadoop.Interface/ITableService.cs
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@ -73,7 +73,8 @@ namespace ZKLT.Hadoop.Interface
/// <param name="where">条件</param> /// <param name="where">条件</param>
/// <param name="row">数据</param> /// <param name="row">数据</param>
/// <returns>结果集</returns> /// <returns>结果集</returns>
public T[] Query<T>(HDP_Source source, HDP_Table table, Dictionary<string, string>? where, Dictionary<string, object>? row, Dictionary<string, string>? order, string[]? col); public T[] Query<T>(HDP_Source source, HDP_Table table, Dictionary<string, string>? where, Dictionary<string, object>? row,
Dictionary<string, object>? order, string[]? col);
/// <summary> /// <summary>
/// 查询列表 /// 查询列表
@ -84,7 +85,7 @@ namespace ZKLT.Hadoop.Interface
/// <param name="where">条件</param> /// <param name="where">条件</param>
/// <param name="row">数据</param> /// <param name="row">数据</param>
/// <returns>结果集</returns> /// <returns>结果集</returns>
public HDP_Page<T> QueryPage<T>(HDP_Source source, HDP_Table table, int pageIndex, int pageSize, Dictionary<string, string>? where, Dictionary<string, object>? row, Dictionary<string, string>? order, string[]? col); public HDP_Page<T> QueryPage<T>(HDP_Source source, HDP_Table table, int pageIndex, int pageSize, Dictionary<string, string>? where, Dictionary<string, object>? row, Dictionary<string, object>? order, string[]? col);
/// <summary> /// <summary>

4
Hadoop/ZKLT.Hadoop.Model/HDP_Command.cs
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@ -27,7 +27,7 @@ namespace ZKLT.Hadoop.Model
private Dictionary<string, object>? _Data; private Dictionary<string, object>? _Data;
private Dictionary<string, string>? _Order; private Dictionary<string, object>? _Order;
/// <summary> /// <summary>
/// 源 /// 源
@ -62,7 +62,7 @@ namespace ZKLT.Hadoop.Model
/// <summary> /// <summary>
/// 排序 /// 排序
/// </summary> /// </summary>
public Dictionary<string, string>? Order { get => _Order; set => _Order = value; } public Dictionary<string, object>? Order { get => _Order; set => _Order = value; }
/// <summary> /// <summary>
/// 命令类型 /// 命令类型

95
Hadoop/ZKLT.Hadoop/TableService.cs
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@ -11,6 +11,7 @@ using ZKLT.Hadoop.Model;
using MySqlX.XDevAPI.Relational; using MySqlX.XDevAPI.Relational;
using Mysqlx.Crud; using Mysqlx.Crud;
using Newtonsoft.Json; using Newtonsoft.Json;
using Mysqlx.Resultset;
namespace ZKLT.Hadoop namespace ZKLT.Hadoop
{ {
@ -43,9 +44,11 @@ namespace ZKLT.Hadoop
param.Add(_column.Key!, row![_column.Key!]); param.Add(_column.Key!, row![_column.Key!]);
break; break;
case HDP_WhereType.BETWEEN: case HDP_WhereType.BETWEEN:
if (row![_column.Key!] != null) { if (row![_column.Key!] != null)
{
var _betweendata = JsonConvert.DeserializeObject<object[]>(JsonConvert.SerializeObject(row![_column.Key!])); var _betweendata = JsonConvert.DeserializeObject<object[]>(JsonConvert.SerializeObject(row![_column.Key!]));
if (_betweendata != null) { if (_betweendata != null)
{
if (_betweendata[0] != null && _betweendata[0].ToString() != "") if (_betweendata[0] != null && _betweendata[0].ToString() != "")
{ {
_wherestr.Append($@" AND `{_column.Key!}` >= @{_column.Key!}0"); _wherestr.Append($@" AND `{_column.Key!}` >= @{_column.Key!}0");
@ -97,6 +100,56 @@ namespace ZKLT.Hadoop
command.AppendLine(_colstr.ToString()); command.AppendLine(_colstr.ToString());
} }
/// <summary>
/// 合并排序
/// </summary>
/// <param name="table">表</param>
/// <param name="order">排序</param>
/// <returns></returns>
private string MergeOrder(HDP_Table table, Dictionary<string, object>? order, Dictionary<string, object> param)
{
StringBuilder _orderstr = new StringBuilder();
if (order != null && order.Count > 0)
{
_orderstr.Append("ORDER BY ");
foreach (var key in order.Keys)
{
if (table.Columns!.Any(x => x.Key == key))
{
var _column = table.Columns!.First(x => x.Key == key);
if (order[key] is string)
{
switch (order[key])
{
case "DESC":
_orderstr.Append($@"`{_column.Key!}` DESC,");
break;
default:
_orderstr.Append($@"`{_column.Key!}` ASC,");
break;
}
}
else if (order[key] is Newtonsoft.Json.Linq.JArray)
{
var _orderTemp = JsonConvert.DeserializeObject<object[]>(JsonConvert.SerializeObject(order[key]));
_orderstr.Append(@$"CASE `{_column.Key!}`");
for (var i = 0; i < _orderTemp!.Length; i++)
{
_orderstr.Append(@$" WHEN @OR{_column.Key}{i} THEN {i}");
param.Add($@"@OR{_column.Key}{i}", _orderTemp[i]);
}
_orderstr.Append($@" ELSE {_orderTemp.Length} END,");
}
}
}
if (_orderstr.Length > 0 && _orderstr[_orderstr.Length - 1] == ',')
{
_orderstr.Remove(_orderstr.Length - 1, 1);
}
}
return _orderstr.ToString();
}
/// <summary> /// <summary>
/// 同步结构 /// 同步结构
/// </summary> /// </summary>
@ -550,7 +603,7 @@ namespace ZKLT.Hadoop
/// <param name="where">条件</param> /// <param name="where">条件</param>
/// <param name="row">数据</param> /// <param name="row">数据</param>
/// <returns>结果</returns> /// <returns>结果</returns>
public T? QuerySingle<T>(HDP_Source source, HDP_Table table, Dictionary<string, string> where, Dictionary<string, object> row, public T? QuerySingle<T>(HDP_Source source, HDP_Table table, Dictionary<string, string> where, Dictionary<string, object> row,
string[]? col) string[]? col)
{ {
//数据校验 //数据校验
@ -620,8 +673,8 @@ namespace ZKLT.Hadoop
/// <param name="where">条件</param> /// <param name="where">条件</param>
/// <param name="row">数据</param> /// <param name="row">数据</param>
/// <returns>结果集</returns> /// <returns>结果集</returns>
public T[] Query<T>(HDP_Source source, HDP_Table table, Dictionary<string, string>? where, Dictionary<string, object>? row, public T[] Query<T>(HDP_Source source, HDP_Table table, Dictionary<string, string>? where, Dictionary<string, object>? row,
Dictionary<string, string>? order, string[]? col) Dictionary<string, object>? order, string[]? col)
{ {
//数据校验 //数据校验
if (string.IsNullOrEmpty(table.Key)) if (string.IsNullOrEmpty(table.Key))
@ -661,32 +714,8 @@ namespace ZKLT.Hadoop
MergeWhere(table, where, row, _command, _params); MergeWhere(table, where, row, _command, _params);
//执行排序 //执行排序
StringBuilder _orderstr = new StringBuilder(); _command.AppendLine(MergeOrder(table, order, _params));
_orderstr.Append("ORDER BY ");
if (order != null && order.Count > 0)
{
for (var i = 0; i < table.Columns.Length; i++)
{
var _column = table.Columns[i];
if (order.ContainsKey(_column.Key!))
{
switch (order[_column.Key!])
{
case "DESC":
_orderstr.Append($@"`{_column.Key!}` DESC,");
break;
default:
_orderstr.Append($@"`{_column.Key!}` ASC,");
break;
}
}
}
if (_orderstr[_orderstr.Length - 1] == ',')
{
_orderstr.Remove(_orderstr.Length - 1, 1);
}
_command.AppendLine(_orderstr.ToString());
}
var _result = _connection.Query<T>(_command.ToString(), _params); var _result = _connection.Query<T>(_command.ToString(), _params);
_connection.Close(); _connection.Close();
return _result.ToArray(); return _result.ToArray();
@ -702,8 +731,8 @@ namespace ZKLT.Hadoop
/// <param name="where">条件</param> /// <param name="where">条件</param>
/// <param name="row">数据</param> /// <param name="row">数据</param>
/// <returns>结果集</returns> /// <returns>结果集</returns>
public HDP_Page<T> QueryPage<T>(HDP_Source source, HDP_Table table, int pageIndex, int pageSize, Dictionary<string, string>? where, public HDP_Page<T> QueryPage<T>(HDP_Source source, HDP_Table table, int pageIndex, int pageSize, Dictionary<string, string>? where,
Dictionary<string, object>? row, Dictionary<string, string>? order, string[]? col) Dictionary<string, object>? row, Dictionary<string, object>? order, string[]? col)
{ {
//数据校验 //数据校验
if (string.IsNullOrEmpty(table.Key)) if (string.IsNullOrEmpty(table.Key))

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