func FillPurchaseProductProductIdWithUrlValue(p *models.PurchaseProduct, params url.Values) error {
id, err := strconv.Atoi(params.Get("product_id"))
if err != nil {
return err
}
p.ProductId = id
return nil
}
func retreivePurchaseProducts(w http.ResponseWriter, r *http.Request) errors.Http {
pp := models.PurchaseProduct{}
if err := BuildStructFromQueryString(&pp, r.URL.Query()); err != nil {
return errors.BadRequest(err.Error())
}
pproducts, err := pp.Retreive(db)
if err != nil {
return errors.InternalServerError(err.Error())
}
if len(pproducts) == 0 {
return errors.NotFound("record not found")
}
rend.JSON(w, http.StatusOK, pproducts)
return nil
}
func updatePurchaseProductOnQuantity(w http.ResponseWriter, r *http.Request) errors.Http {
pp := models.PurchaseProduct{}
if err := FillPurchaseProductIdWithUrlValue(&pp, r.URL.Query()); err != nil {
return errors.BadRequest(err.Error())
}
quantity, err := strconv.Atoi(r.URL.Query().Get("quantity"))
if err != nil {
errors.BadRequest(err.Error())
}
if err := pp.UpdateQuantity(db, quantity); err != nil {
return errors.InternalServerError(err.Error())
}
rend.JSON(w, http.StatusOK, pp)
return nil
}
func retreivePurchaseProductsById(w http.ResponseWriter, r *http.Request) errors.Http {
pp := models.PurchaseProduct{}
if err := FillPurchaseProductIdWithUrlValue(&pp, r.URL.Query()); err != nil {
return errors.BadRequest(err.Error())
}
pproducts, err := pp.Retreive(db)
if err != nil {
return errors.InternalServerError(err.Error())
}
if len(pproducts) != 1 {
return errors.NotFound("record not found")
}
rend.JSON(w, http.StatusOK, pproducts[0])
return nil
}
func updatePurchaseProductOnValue(w http.ResponseWriter, r *http.Request) errors.Http {
pp := models.PurchaseProduct{}
if err := FillPurchaseProductIdWithUrlValue(&pp, r.URL.Query()); err != nil {
return errors.BadRequest(err.Error())
}
value, err := strconv.ParseFloat(r.URL.Query().Get("value"), 64)
if err != nil {
errors.BadRequest(err.Error())
}
if err := pp.UpdateValue(db, value); err != nil {
return errors.InternalServerError(err.Error())
}
rend.JSON(w, http.StatusOK, pp)
return nil
}