func UpdateByID(m CrudResource) httperr.Handler {
return func(w http.ResponseWriter, r *http.Request) error {
dbmap, err := getDB()
defer dbmap.Db.Close()
if err != nil {
return err
}
id := r.URL.Query().Get(":id")
mCopy := copyResource(m)
if err := GetID(dbmap, mCopy, id); err != nil {
return err
}
updateCopy := copyResource(m)
if err := json.NewDecoder(r.Body).Decode(updateCopy); err != nil {
message := fmt.Sprintf("%s's json could not parsed.", m.TableName())
return httperr.New(http.StatusBadRequest, message, err)
}
merge.TagWl(updateCopy, mCopy)
if _, err := dbmap.Update(mCopy); err != nil {
message := fmt.Sprintf("%s did not pass validation.", m.TableName())
return httperr.New(http.StatusBadRequest, message, err)
}
return json.NewEncoder(w).Encode(mCopy)
}
}
It("should merge the struct whitelisted fields", func() {
from := &TestStruct{"from", 1, "a"}
to := &TestStruct{"to", 0, "b"}
merge.Wl(from, to, "Two", "Three")
Expect(to.One).To(Equal("to"))
Expect(to.Two).To(Equal(1))
Expect(to.Three).To(Equal("a"))
})
})
Describe("TagWl", func() {
It("should merge the struct whitelisted fields", func() {
from := &TestStruct{"from", 1, "a"}
to := &TestStruct{"to", 0, "b"}
merge.TagWl(from, to)
Expect(to.One).To(Equal("from"))
Expect(to.Two).To(Equal(0))
Expect(to.Three).To(Equal("b"))
})
})
Describe("Bl", func() {
It("should not merge the struct blacklisted fields", func() {
from := &TestStruct{"from", 1, "a"}
to := &TestStruct{"to", 0, "b"}
merge.Bl(from, to, "Two")
Expect(to.One).To(Equal("from"))
Expect(to.Two).To(Equal(0))
Expect(to.Three).To(Equal("a"))