/// <summary>
/// make the entity hash data fields according to configuration.
/// Example: config is : ssg_person, ssg_firstname|ssg_lastname
/// ssg_person person1: firstname="person1", lastname="lastname1"
/// it should return SHA512("person1lastname1")
/// This is mainly used for Person
/// </summary>
/// <param name="entity"></param>
/// <returns>SHA512 </returns>
public async Task <string> GetDuplicateDetectHashData(object entity)
{
if (_configs == null)
{
await GetDuplicateDetectionConfig(CancellationToken.None);
}
Type type = entity.GetType();
string name;
if (!EntityNameMap.TryGetValue(type.Name, out name))
{
return(null);
}
SSG_DuplicateDetectionConfig config = _configs.FirstOrDefault(m => m.EntityName == name);
if (config == null)
{
return(null);
}
IList <PropertyInfo> props = new List <PropertyInfo>(type.GetProperties());
return(hashstring(GetConcateFieldsStr(config.DuplicateFieldList, props, entity)));
}
/// <summary>
/// This is to compare if an entity obj is the same as ssg obj. same means the configed properties are same value
/// </summary>
/// <param name="entity"></param>
/// <param name="ssg"></param>
/// <returns></returns>
public async Task <bool> Same(object entity, object ssg)
{
if (entity == null && ssg == null)
{
return(true);
}
if (entity == null || ssg == null)
{
return(false);
}
if (_configs == null)
{
await GetDuplicateDetectionConfig(CancellationToken.None);
}
Type type = entity.GetType();
string ssgName;
if (!EntityNameMap.TryGetValue(type.Name, out ssgName))
{
return(false);
}
if (!ssgName.Equals(ssg.GetType().Name, StringComparison.InvariantCultureIgnoreCase))
{
return(false);
}
SSG_DuplicateDetectionConfig config = _configs.FirstOrDefault(m => m.EntityName.ToLower() == ssgName.ToLower());
if (config == null)
{
return(false);
}
IList <PropertyInfo> props = new List <PropertyInfo>(type.GetProperties());
string entityStr = GetConcateFieldsStr(config.DuplicateFieldList, props, entity);
string ssgStr = GetConcateFieldsStr(config.DuplicateFieldList, props, ssg);
return(entityStr.Equals(ssgStr, StringComparison.InvariantCultureIgnoreCase));
}
