Check if user already exists and bug fix

cmd/data/db.go

@@ -44,7 +44,7 @@ func (db *DB) AddUser(user, pass, first, last string, writer, editor, admin bool
     INSERT INTO users
         (username, password, first_name, last_name, writer, editor, admin)
     VALUES
-        (?, ?, ?, ?, ?, ?)
+        (?, ?, ?, ?, ?, ?, ?)
     `
 	_, err = db.Exec(query, user, string(hashedPass), first, last, writer, editor, admin)
 	if err != nil {

cmd/ui/ui.go

@@ -59,9 +59,16 @@ func HandleAddUser(db *data.DB) http.HandlerFunc {
 
 		_, _, ok := checkUserStrings(user, first, last)
 		if !ok {
+			log.Println("checkUserStrings")
+			template.Must(template.ParseFiles("web/templates/add-user.html")).Execute(w, nil)
+		}
+		id, _ := db.GetID(user)
+		if id != 0 {
+			log.Println("GetID")
 			template.Must(template.ParseFiles("web/templates/add-user.html")).Execute(w, nil)
 		}
 		if pass != pass2 {
+			log.Println("pass")
 			template.Must(template.ParseFiles("web/templates/add-user.html")).Execute(w, nil)
 		}
 		switch role {
@@ -78,10 +85,14 @@ func HandleAddUser(db *data.DB) http.HandlerFunc {
 			editor = false
 			admin = true
 		default:
+			log.Println("switch")
 			template.Must(template.ParseFiles("web/templates/add-user.html")).Execute(w, nil)
 		}
 
-		db.AddUser(user, pass, first, last, writer, editor, admin)
+		if err := db.AddUser(user, pass, first, last, writer, editor, admin); err != nil {
+			log.Println(err)
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+		}
 		template.Must(template.ParseFiles("web/templates/editor.html")).Execute(w, nil)
 	}
 }

main.go

@@ -30,8 +30,10 @@ func main() {
 	mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
 		template.Must(template.ParseFiles("web/templates/index.html", "web/templates/login.html")).Execute(w, nil)
 	})
-	mux.HandleFunc("POST /login/", ui.HandleLogin(db))
+
+	mux.HandleFunc("POST /add-user/", ui.HandleAddUser(db))
 	mux.HandleFunc("POST /finished-edit/", ui.HandleFinishedEdit(rss))
+	mux.HandleFunc("POST /login/", ui.HandleLogin(db))
 
 	log.Fatalln(http.ListenAndServe(":8080", mux))
 }

web/templates/add-user.html

@@ -1,4 +1,5 @@
 {{define "page-content"}}
+<h2>Neuer Benutzer</h2>
 <form>
     <input name="username" placeholder="Benutzername" type="text" />
     <input name="password" placeholder="Passwort" type="password" />