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UtilConvert.cs
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280 lines (246 loc) · 8.61 KB
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using System;
using System.Collections.Generic;
using Newtonsoft.Json;
namespace Blog.Core
{
/// <summary>
///
/// </summary>
public static class UtilConvert
{
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static int ObjToInt(this object thisValue)
{
int reval = 0;
if (thisValue == null) return 0;
if (thisValue != DBNull.Value && int.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return reval;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <param name="errorValue"></param>
/// <returns></returns>
public static int ObjToInt(this object thisValue, int errorValue)
{
int reval = 0;
if (thisValue != null && thisValue != DBNull.Value && int.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return errorValue;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static double ObjToMoney(this object thisValue)
{
double reval = 0;
if (thisValue != null && thisValue != DBNull.Value && double.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return 0;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <param name="errorValue"></param>
/// <returns></returns>
public static double ObjToMoney(this object thisValue, double errorValue)
{
double reval = 0;
if (thisValue != null && thisValue != DBNull.Value && double.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return errorValue;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static string ObjToString(this object thisValue)
{
if (thisValue != null) return thisValue.ToString().Trim();
return "";
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static bool IsNotEmptyOrNull(this object thisValue)
{
return ObjToString(thisValue) != "" && ObjToString(thisValue) != "undefined" && ObjToString(thisValue) != "null";
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <param name="errorValue"></param>
/// <returns></returns>
public static string ObjToString(this object thisValue, string errorValue)
{
if (thisValue != null) return thisValue.ToString().Trim();
return errorValue;
}
public static bool IsNullOrEmpty(this object thisValue) => thisValue == null || thisValue == DBNull.Value || string.IsNullOrWhiteSpace(thisValue.ToString());
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static Decimal ObjToDecimal(this object thisValue)
{
Decimal reval = 0;
if (thisValue != null && thisValue != DBNull.Value && decimal.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return 0;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <param name="errorValue"></param>
/// <returns></returns>
public static Decimal ObjToDecimal(this object thisValue, decimal errorValue)
{
Decimal reval = 0;
if (thisValue != null && thisValue != DBNull.Value && decimal.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return errorValue;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static DateTime ObjToDate(this object thisValue)
{
DateTime reval = DateTime.MinValue;
if (thisValue != null && thisValue != DBNull.Value && DateTime.TryParse(thisValue.ToString(), out reval))
{
reval = Convert.ToDateTime(thisValue);
}
return reval;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <param name="errorValue"></param>
/// <returns></returns>
public static DateTime ObjToDate(this object thisValue, DateTime errorValue)
{
DateTime reval = DateTime.MinValue;
if (thisValue != null && thisValue != DBNull.Value && DateTime.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return errorValue;
}
/// <summary>
///
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static bool ObjToBool(this object thisValue)
{
bool reval = false;
if (thisValue != null && thisValue != DBNull.Value && bool.TryParse(thisValue.ToString(), out reval))
{
return reval;
}
return reval;
}
/// <summary>
/// 获取当前时间的时间戳
/// </summary>
/// <param name="thisValue"></param>
/// <returns></returns>
public static string DateToTimeStamp(this DateTime thisValue)
{
TimeSpan ts = thisValue - new DateTime(1970, 1, 1, 0, 0, 0, 0);
return Convert.ToInt64(ts.TotalSeconds).ToString();
}
public static object ChangeType(this object value, Type type)
{
if (value == null && type.IsGenericType) return Activator.CreateInstance(type);
if (value == null) return null;
if (type == value.GetType()) return value;
if (type.IsEnum)
{
if (value is string)
return Enum.Parse(type, value as string);
else
return Enum.ToObject(type, value);
}
if (!type.IsInterface && type.IsGenericType)
{
Type innerType = type.GetGenericArguments()[0];
object innerValue = ChangeType(value, innerType);
return Activator.CreateInstance(type, new object[] { innerValue });
}
if (value is string && type == typeof(Guid)) return new Guid(value as string);
if (value is string && type == typeof(Version)) return new Version(value as string);
if (!(value is IConvertible)) return value;
return Convert.ChangeType(value, type);
}
public static object ChangeTypeList(this object value, Type type)
{
if (value == null) return default;
var gt = typeof(List<>).MakeGenericType(type);
dynamic lis = Activator.CreateInstance(gt);
var addMethod = gt.GetMethod("Add");
string values = value.ToString();
if (values != null && values.StartsWith("(") && values.EndsWith(")"))
{
string[] splits;
if (values.Contains("\",\""))
{
splits = values.Remove(values.Length - 2, 2)
.Remove(0, 2)
.Split("\",\"");
}
else
{
splits = values.Remove(0, 1)
.Remove(values.Length - 2, 1)
.Split(",");
}
foreach (var split in splits)
{
var str = split;
if (split.StartsWith("\"") && split.EndsWith("\""))
{
str = split.Remove(0, 1)
.Remove(split.Length - 2, 1);
}
addMethod.Invoke(lis, new object[] { ChangeType(str, type) });
}
}
return lis;
}
public static string ToJson(this object value)
{
return JsonConvert.SerializeObject(value);
}
}
}