Add createUser method and route

Author: C

auth.go

@@ -39,7 +39,7 @@ func (s *Server) handleSignin(w http.ResponseWriter, r *http.Request) {
 	case true:
 		user, err = s.UserService.GetByEmail(email)
 	default:
-		user, err = s.UserService.Create(name, email)
+		user, err = s.UserService.Create(benchttp.User{Name: name, Email: email})
 	}
 
 	if err != nil {

benchttp/repository.go

@@ -27,7 +27,7 @@ type StatsService interface {
 type UserService interface {
 	// Create creates and stores a User in the data layer
 	// and returns its ID.
-	Create(name, email string) (User, error)
+	Create(user User) (User, error)
 
 	// GetByID retrieves a User by ID from the data layer.
 	GetByID(id int) (User, error)

routes.go

@@ -43,6 +43,7 @@ func (s *Server) registerRoutes() {
 	v1.HandleFunc("/token", s.mustAuth(s.handleCreateAccessToken)).Methods("GET")
 
 	// Users
+	v1.HandleFunc("/user/"+idPathVar, s.createUser).Methods("POST")
 	v1.HandleFunc("/user/"+idPathVar, s.retrieveUserByID).Methods("GET")
 	v1.HandleFunc("/user-by-email/"+idPathVar, s.retrieveUserByEmail).Methods("GET")
 	v1.HandleFunc("/check-user-exists/"+idPathVar, s.checkUserExists).Methods("GET")

services/postgresql/user.go

@@ -17,12 +17,11 @@ func NewUserService(conn Connection) UserService {
 	return UserService{conn.db}
 }
 
-func (s UserService) Create(name, email string) (benchttp.User, error) {
-	user := benchttp.User{Name: name, Email: email}
+func (s UserService) Create(user benchttp.User) (benchttp.User, error) {
 	stmt := `
 INSERT INTO public.users(name, email)
 VALUES ($1, $2)`[1:]
-	result, err := s.db.Exec(stmt, name, email)
+	result, err := s.db.Exec(stmt, user.Name, user.Email)
 	if err != nil {
 		return user, ErrExecutingPreparedStmt
 	}

users.go

@@ -1,10 +1,31 @@
 package server
 
 import (
+	"encoding/gob"
 	"net/http"
 	"strconv"
+
+	"github.com/benchttp/server/benchttp"
 )
 
+func (s *Server) createUser(w http.ResponseWriter, r *http.Request) {
+	user := benchttp.User{}
+
+	err := gob.NewDecoder(r.Body).Decode(&user)
+	if err != nil {
+		writeError(w, &ErrBadRequest)
+		return
+	}
+
+	userID, err := s.UserService.Create(user)
+	if err != nil {
+		writeError(w, &ErrInternal)
+		return
+	}
+
+	writeJSON(w, userID, 201)
+}
+
 func (s *Server) retrieveUserByID(w http.ResponseWriter, r *http.Request) {
 	idString, err := pathParam(r, idParam)
 	if err != nil {