func UpdateSalesRep(rw http.ResponseWriter, req *http.Request, params martini.Params, enc encoding.Encoder) string {
var err error
var rep salesrep.SalesRep
if rep.ID, err = strconv.Atoi(params["id"]); err != nil {
apierror.GenerateError("Trouble getting sales rep ID", err, rw, req)
}
if err = rep.Get(); err != nil {
apierror.GenerateError("Trouble getting sales rep", err, rw, req)
}
if req.FormValue("name") != "" {
rep.Name = req.FormValue("name")
}
if req.FormValue("code") != "" {
rep.Code = req.FormValue("code")
}
if err := rep.Update(); err != nil {
apierror.GenerateError("Trouble updating sales rep", err, rw, req)
}
return encoding.Must(enc.Encode(rep))
}
