/// <summary>
/// Updates the membership whose id is given as the first parameter to the contents of the second parameter.
/// </summary>
/// <param name="id">The membership id.</param>
/// <param name="membership">The updated membership.</param>
/// <returns>The newly modified membership.</returns>
public MEMBERSHIP Update(int id, MEMBERSHIP membership)
{
var original = _unitOfWork.MembershipRepository.GetById(id);
if (original == null)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Membership was not found."
};
}
validateMembership(membership);
// One can only update certain fields within a membrship
//original.BEGIN_DTE = membership.BEGIN_DTE;
original.COMMENT_TXT = membership.COMMENT_TXT;
//original.END_DTE = membership.END_DTE;
original.PART_CDE = membership.PART_CDE;
original.SESS_CDE = membership.SESS_CDE;
_unitOfWork.Save();
return(original);
}
// PUT: odata/MEMBERSHIPs(5)
public IHttpActionResult Put([FromODataUri] decimal key, MEMBERSHIP mEMBERSHIP)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (key != mEMBERSHIP.ID)
{
return(BadRequest());
}
db.Entry(mEMBERSHIP).State = EntityState.Modified;
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
if (!MEMBERSHIPExists(key))
{
return(NotFound());
}
else
{
throw;
}
}
return(Updated(mEMBERSHIP));
}
/// <summary>
/// Adds a new Membership record to storage. Since we can't establish foreign key constraints and relationships on the database side,
/// we do it here by using the validateMembership() method.
/// </summary>
/// <param name="membership">The membership to be added</param>
/// <returns>The newly added Membership object</returns>
public MEMBERSHIP Add(MEMBERSHIP membership)
{
// validate returns a boolean value.
validateMembership(membership);
isPersonAlreadyInActivity(membership);
// Get session begin date of the membership
var sessionCode = _unitOfWork.SessionRepository.Find(x => x.SESS_CDE.Equals(membership.SESS_CDE)).FirstOrDefault();
membership.BEGIN_DTE = (DateTime)sessionCode.SESS_BEGN_DTE;
// The Add() method returns the added membership.
var payload = _unitOfWork.MembershipRepository.Add(membership);
// There is a unique constraint in the Database on columns (ID_NUM, PART_LVL, SESS_CDE and ACT_CDE)
if (payload == null)
{
throw new ResourceCreationException()
{
ExceptionMessage = "There was an error creating the membership. Verify that a similar membership doesn't already exist."
};
}
_unitOfWork.Save();
return(payload);
}
public IHttpActionResult Patch([FromODataUri] decimal key, Delta <MEMBERSHIP> patch)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
MEMBERSHIP mEMBERSHIP = db.MEMBERSHIPs.Find(key);
if (mEMBERSHIP == null)
{
return(NotFound());
}
patch.Patch(mEMBERSHIP);
try
{
db.SaveChanges();
}
catch (DbUpdateConcurrencyException)
{
if (!MEMBERSHIPExists(key))
{
return(NotFound());
}
else
{
throw;
}
}
return(Updated(mEMBERSHIP));
}
public IHttpActionResult ToggleGroupAdmin([FromBody] MEMBERSHIP membership)
{
if (!ModelState.IsValid || membership == null)
{
string errors = "";
foreach (var modelstate in ModelState.Values)
{
foreach (var error in modelstate.Errors)
{
errors += "|" + error.ErrorMessage + "|" + error.Exception;
}
}
throw new BadInputException()
{
ExceptionMessage = errors
};
}
var id = membership.MEMBERSHIP_ID;
var result = _membershipService.ToggleGroupAdmin(id, membership);
if (result == null)
{
return(NotFound());
}
return(Ok(result));
}
public IHttpActionResult Post([FromBody] MEMBERSHIP membership)
{
if (!ModelState.IsValid || membership == null)
{
string errors = "";
foreach (var modelstate in ModelState.Values)
{
foreach (var error in modelstate.Errors)
{
errors += "|" + error.ErrorMessage + "|" + error.Exception;
}
}
throw new BadInputException()
{
ExceptionMessage = errors
};
}
var result = _membershipService.Add(membership);
if (result == null)
{
return(NotFound());
}
return(Created("memberships", membership));
}
// POST: odata/MEMBERSHIPs
public IHttpActionResult Post(MEMBERSHIP mEMBERSHIP)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
db.MEMBERSHIPs.Add(mEMBERSHIP);
db.SaveChanges();
return(Created(mEMBERSHIP));
}
/// <summary>
/// Fetch the membership whose id is specified by the parameter
/// </summary>
/// <param name="id">The membership id</param>
/// <returns>MembershipViewModel if found, null if not found</returns>
public MEMBERSHIP GetSpecificMembership(int id)
{
MEMBERSHIP result = _unitOfWork.MembershipRepository.GetById(id);
if (result == null)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Membership was not found."
};
}
return(result);
}
// DELETE: odata/MEMBERSHIPs(5)
public IHttpActionResult Delete([FromODataUri] decimal key)
{
MEMBERSHIP mEMBERSHIP = db.MEMBERSHIPs.Find(key);
if (mEMBERSHIP == null)
{
return(NotFound());
}
db.MEMBERSHIPs.Remove(mEMBERSHIP);
db.SaveChanges();
return(StatusCode(HttpStatusCode.NoContent));
}
private bool isPersonAlreadyInActivity(MEMBERSHIP membershipRequest)
{
var personAlreadyInActivity = _unitOfWork.MembershipRepository.Where(x => x.SESS_CDE == membershipRequest.SESS_CDE &&
x.ACT_CDE == membershipRequest.ACT_CDE && x.ID_NUM == membershipRequest.ID_NUM).Count() > 0;
if (personAlreadyInActivity)
{
throw new ResourceCreationException()
{
ExceptionMessage = "The Person is already part of the activity."
};
}
return(true);
}
/// <summary>
/// Switches the group-admin property of the person whose membership id is given
/// </summary>
/// <param name="id">The membership id.</param>
/// <param name="membership">The corresponding membership object</param>
/// <returns>The newly modified membership.</returns>
public MEMBERSHIP ToggleGroupAdmin(int id, MEMBERSHIP membership)
{
var original = _unitOfWork.MembershipRepository.GetById(id);
if (original == null)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Membership was not found."
};
}
validateMembership(membership);
var isGuest = original.PART_CDE == "GUEST";
if (isGuest)
{
throw new ArgumentException("A guest cannot be assigned as an admin.", "Participation Level");
}
var isAdmin = original.GRP_ADMIN ?? false;
if (!isAdmin)
{
original.GRP_ADMIN = true;
}
else
{
original.GRP_ADMIN = false;
}
_unitOfWork.Save();
return(original);
}
/// <summary>
/// Helper method to Validate a membership
/// </summary>
/// <param name="membership">The membership to validate</param>
/// <returns>True if the membership is valid. Throws ResourceNotFoundException if not. Exception is cauth in an Exception Filter</returns>
private bool validateMembership(MEMBERSHIP membership)
{
var personExists = _unitOfWork.AccountRepository.Where(x => x.gordon_id.Trim() == membership.ID_NUM.ToString()).Count() > 0;
if (!personExists)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Person was not found."
};
}
var participationExists = _unitOfWork.ParticipationRepository.Where(x => x.PART_CDE.Trim() == membership.PART_CDE).Count() > 0;
if (!participationExists)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Participation was not found."
};
}
var sessionExists = _unitOfWork.SessionRepository.Where(x => x.SESS_CDE.Trim() == membership.SESS_CDE).Count() > 0;
if (!sessionExists)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Session was not found."
};
}
var activityExists = _unitOfWork.ActivityInfoRepository.Where(x => x.ACT_CDE.Trim() == membership.ACT_CDE).Count() > 0;
if (!activityExists)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Activity was not found."
};
}
var activitiesThisSession = RawSqlQuery <ActivityViewModel> .query("ACTIVE_CLUBS_PER_SESS_ID @SESS_CDE", new SqlParameter("SESS_CDE", SqlDbType.VarChar) { Value = membership.SESS_CDE });
bool offered = false;
foreach (var activityResult in activitiesThisSession)
{
if (activityResult.ACT_CDE.Trim() == membership.ACT_CDE)
{
offered = true;
}
}
if (!offered)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Activity is not available for this session."
};
}
return(true);
}
/// <summary>
/// Approves the request with the specified ID.
/// </summary>
/// <param name="id">The ID of the request to be approved</param>
/// <returns>The approved membership</returns>
public MEMBERSHIP ApproveRequest(int id)
{
var query = _unitOfWork.MembershipRequestRepository.GetById(id);
if (query == null)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "The Request was not found."
};
}
query.STATUS = Request_Status.APPROVED;
MEMBERSHIP newMembership = new MEMBERSHIP
{
ACT_CDE = query.ACT_CDE,
ID_NUM = query.ID_NUM,
SESS_CDE = query.SESS_CDE,
PART_CDE = query.PART_CDE,
BEGIN_DTE = DateTime.Now,
COMMENT_TXT = "",
GRP_ADMIN = false
};
MEMBERSHIP created;
var personAlreadyInActivity = _unitOfWork.MembershipRepository.Where(x => x.SESS_CDE == query.SESS_CDE &&
x.ACT_CDE == query.ACT_CDE && x.ID_NUM == query.ID_NUM);
// If the person is already in the activity, we simply change his or her role
if (personAlreadyInActivity.Count() > 0)
{
created = personAlreadyInActivity.First();
if (created == null)
{
throw new ResourceNotFoundException()
{
ExceptionMessage = "There was an error creating the membership."
};
}
// Simply change role and comment
created.COMMENT_TXT = newMembership.COMMENT_TXT;
created.PART_CDE = newMembership.PART_CDE;
}
// Else, we add him or her to the activity
else
{
// The add will fail if they are already a member.
created = _unitOfWork.MembershipRepository.Add(newMembership);
if (created == null)
{
// The main reason why a membership won't be added is if a similar one (similar id_num, part_lvl, sess_cde and act_cde ) exists.
throw new ResourceCreationException()
{
ExceptionMessage = "There was an error creating the membership. Verify that a similar membership doesn't already exist."
};
}
}
_unitOfWork.Save();
return(created);
}
