/// <summary>
/// 根据attribute验证model
/// </summary>
public static List <string> CheckEntity_ <T>(T model) where T : IDBTable
{
var list = new List <string>();
if (model == null)
{
list.Add("实体对象不能为Null");
return(list);
}
//checker
bool CheckProp(IEnumerable <ValidationAttribute> validators, object data, PropertyInfo p)
{
foreach (var validator in ConvertHelper.NotNullList(validators))
{
if (!validator.IsValid(data))
{
var msg = ConvertHelper.GetString(validator.ErrorMessage).Trim();
if (!ValidateHelper.IsPlumpString(msg))
{
msg = $"字段{p.Name}未通过{validator.GetType().Name}标签的验证";
}
list.Add(msg);
return(false);
}
}
return(true);
};
foreach (var prop in model.GetType().GetProperties())
{
if (prop.GetCustomAttributes <NotMappedAttribute>().Any())
{
continue;
}
var value = prop.GetValue(model);
if (!CheckProp(prop.GetCustomAttributes_ <ValidationAttribute>(), value, prop))
{
continue;
}
}
list = list.Where(x => IsPlumpString(x)).Distinct().ToList();
if (ValidateHelper.IsPlumpList(list))
{
Console.WriteLine(",".Join_(list));
}
return(list);
}
/// <summary>
/// 根据attribute验证model
/// </summary>
public static List <string> CheckEntity_ <T>(T model) where T : IDBTable
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
var list = new List <string>();
//checker
bool CheckProp(IEnumerable <ValidationAttribute> validators, PropertyInfo p)
{
var data = p.GetValue(model);
foreach (var validator in ConvertHelper.NotNullList(validators))
{
if (!validator.IsValid(data))
{
var msg = ConvertHelper.GetString(validator.ErrorMessage).Trim();
if (!ValidateHelper.IsPlumpString(msg))
{
msg = $"字段{p.Name}未通过{validator.GetType().Name}标签的验证";
}
list.Add(msg);
return(false);
}
}
return(true);
};
foreach (var prop in model.GetType().GetProperties())
{
if (prop.HasCustomAttributes_ <NotMappedAttribute>(inherit: false))
{
continue;
}
//忽略父级的验证属性
var validators = prop.GetCustomAttributes_ <ValidationAttribute>(inherit: false);
if (!CheckProp(validators, prop))
{
continue;
}
}
list = list.NotEmptyAndDistinct(x => x).ToList();
return(list);
}
/// <summary>
/// 获取map(测试可用)
/// </summary>
public static void MapEntity <T>(ref T entity, object model, string[] notmap = null)
{
if (model == null)
{
throw new Exception("对象为空");
}
//读取
var modelproperties = ConvertHelper.NotNullList(model.GetType().GetProperties());
modelproperties = modelproperties.Where(x => x.CanRead).ToList();
//写入
var entityproperties = ConvertHelper.NotNullList(entity.GetType().GetProperties());
entityproperties = entityproperties.Where(x => x.CanWrite).ToList();
if (ValidateHelper.IsPlumpList(notmap))
{
entityproperties = entityproperties.Where(x => !notmap.Contains(x.Name)).ToList();
}
foreach (var pi in entityproperties)
{
//属性名和属性类型一样
var modelpi = modelproperties
.Where(x => x.Name == pi.Name)
.Where(x => x.GetType() == pi.GetType())
.FirstOrDefault();
if (modelpi == null)
{
continue;
}
pi.SetValue(entity, modelpi.GetValue(model), null);
}
}
/// <summary>
/// 获取map(测试可用)
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entity"></param>
/// <param name="model"></param>
public static void MapEntity <T>(ref T entity, object model, string[] notmap = null)
{
if (model == null)
{
throw new Exception("对象为空");
}
if (notmap == null)
{
notmap = new string[] { };
}
var modelproperties = ConvertHelper.NotNullList(model.GetType().GetProperties());
var entityproperties = ConvertHelper.NotNullList(entity.GetType().GetProperties());
foreach (var pi in entityproperties)
{
if (notmap.Contains(pi.Name))
{
continue;
}
//属性名和属性类型一样
var modelpi = modelproperties
.Where(x => x.Name == pi.Name)
.Where(x => x.GetType().Name == pi.GetType().Name)
.FirstOrDefault();
if (modelpi == null)
{
continue;
}
pi.SetValue(entity, modelpi.GetValue(model), null);
}
}
/// <summary>
/// 包含长度大于0的item，并把他们找出来
/// </summary>
/// <param name="list"></param>
/// <param name="filtered"></param>
/// <returns></returns>
public static bool IsPlumpListAfterFilterMeaninglessData(IList <string> list, out List <string> filtered)
{
filtered = ConvertHelper.NotNullList(list).Where(x => IsPlumpString(x)).ToList();
return(filtered.Count > 0);
}
/// <summary> /// 第一个非空字符串 /// </summary> /// <param name="strs"></param> /// <returns></returns> public static string FirstPlumpStrOrNot(params string[] strs) => ConvertHelper.NotNullList(strs).Where(x => ValidateHelper.IsPlumpString(x)).FirstOrDefault();
public static List <T> NotNullEnumerable <T>(IEnumerable <T> list) => ConvertHelper.NotNullList(list);