db, handlers, and interfaces

handlers/todoHandler.go

@@ -9,14 +9,14 @@ import (
 )
 
 type TodoHandler struct {
-  ts services.TodoService
+  ts *services.TodoService
 }
 
-func NewTodoHandler(ts services.TodoService) TodoHandler {
+func NewTodoHandler(ts *services.TodoService) TodoHandler {
   return TodoHandler{ts: ts}
 }
 
-func (h TodoHandler) Create(w http.ResponseWriter, r *http.Request) {
+func (h *TodoHandler) Create(w http.ResponseWriter, r *http.Request) {
   var err error
   err = r.ParseForm() 
 
@@ -30,7 +30,7 @@ func (h TodoHandler) Create(w http.ResponseWriter, r *http.Request) {
   addedTodo, err := h.ts.AddTodo(name)
 
   if err != nil {
-    http.Error(w, err.Error(), http.StatusInternalServerError)
+    http.Error(w, err.Error(), http.StatusBadRequest)
     return
   }
 
@@ -42,7 +42,7 @@ func (h TodoHandler) Create(w http.ResponseWriter, r *http.Request) {
   }
 }
 
-func (h TodoHandler) Delete(w http.ResponseWriter, r *http.Request) {
+func (h *TodoHandler) Delete(w http.ResponseWriter, r *http.Request) {
   var err error
 
   id, err := uuid.Parse(r.PathValue("id"))