public void Leave(int memberId, LeaveGroupRequestModel model)
{
if (!model.GroupId.HasValue)
{
throw new OrgException("Invalid group Id");
}
using (OrgCommEntities dbc = new OrgCommEntities(DBConfigs.OrgCommConnectionString))
{
var group = dbc.Groups.SingleOrDefault(r => r.Id.Equals(model.GroupId.Value));
if (group == null)
{
throw new OrgException("Group not found");
}
var groupmeber = dbc.GroupMembers.SingleOrDefault(r => r.GroupId.Equals(model.GroupId.Value) && r.MemberId.Equals(memberId));
if (groupmeber == null)
{
throw new OrgException("Member not in group");
}
try
{
dbc.GroupMembers.Remove(groupmeber);
dbc.SaveChanges();
}
catch (System.Exception ex)
{
throw new OrgException("Cannot leave group", ex);
}
if (group.Type == (int)OrgComm.Data.Models.Group.GroupType.Other)
{
if (dbc.GroupMembers.Where(r => r.GroupId.Equals(model.GroupId.Value)).Count() == 0)
{
dbc.Groups.Remove(group);
dbc.SaveChanges();
}
}
}
}
public ResultModel LeaveGroup(LeaveGroupRequestModel param)
{
ResultModel result = new ResultModel();
try
{
int?memberId = IdentityHelper.GetMemberId();
if (!memberId.HasValue)
{
throw new OrgException("Invalid MemberId");
}
GroupBL bl = new GroupBL();
bl.Leave(memberId.Value, param);
result.Status = true;
result.Message = "Leave group successfully";
}
catch (OrgException oex)
{
result.Status = false;
result.Message = oex.Message;
}
catch (Exception ex)
{
result.Status = false;
result.Message = AppConfigs.InternalErrorMessage;
if (AppConfigs.DebugInternalMessage)
{
result.InternalMessage = ex.Message;
}
}
return(result);
}
