/// <summary>
/// map the dao to the entity
/// </summary>
/// <param name="ssdao"></param>
/// <returns></returns>
public Tech MapToEntity(TechDAO tdao)
{
Tech t = null;
Tech fromDB = null;
//use automapper to map matching properties
var mapper = TechMapper.CreateMapper();
if (tdao != null)
{
t = mapper.Map <Tech>(tdao);
//get original object from db
if (!string.IsNullOrWhiteSpace(tdao.Name))
{
fromDB = db.Tech.Where(m => m.Email.Equals(tdao.Email)).FirstOrDefault();
}
//if db object exist then use existing object and map properties sent from dao
if (fromDB != null)
{
t = fromDB;
if (!string.IsNullOrWhiteSpace(tdao.Email))
{
t.Email = tdao.Email;
}
}
//if db object does not exist use automapper version of object and set active to true
else
{
t.IsActive = true;
}
}
return(t);
}
/// <summary>
/// map the entity to the dao
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public TechDAO MapToDao(Tech t)
{
var mapper = TechMapper.CreateMapper();
if (t != null)
{
TechDAO tdao = mapper.Map <TechDAO>(t);
return(tdao);
}
else
{
return(new TechDAO());
}
}
public bool UpdateTech(string oldId, TechDAO tdao)
{
try
{
if (!string.IsNullOrWhiteSpace(oldId) && tdao != null)
{
Tech ns = mapper.MapToEntity(tdao);
Tech old = ef.GetTechs().FirstOrDefault(a => a.TechID.Equals(oldId));
ns.TechID = old.TechID;
return(ef.UpdateTech(old, ns));
}
return(false);
}
catch (Exception e)
{
return(false);
}
}
/// <summary>
/// delete tech
/// </summary>
/// <param name="tdao"></param>
/// <returns></returns>
public bool DeleteTech(TechDAO tdao)
{
try
{
if (tdao != null)
{
Tech t = mapper.MapToEntity(tdao);
var toDelete = ef.GetTechs().FirstOrDefault((m => m.TechID == t.TechID));
return(ef.DeleteTech(toDelete));
}
else
{
return(false);
}
}
catch (Exception e)
{
throw;
}
}
/// <summary>
/// insert tech
/// </summary>
/// <param name="t"></param>
/// <returns>true if successful</returns>
public bool InsertTech(TechDAO t)
{
try
{
if (t != null)
{
//map it to EF object
var itm = mapper.MapToEntity(t);
db.Tech.Add(itm);
return(db.SaveChanges() > 0);
}
else
{
return(false);
}
}
catch (Exception e)
{
throw;
}
}