automated commit by check50 [check50=True]

app.py

@@ -68,7 +68,7 @@ def buy():
         return render_template("buy.html")
     else:
         symbol = request.form.get("symbol")
-        shares = float(request.form.get("shares"))
+        shares = request.form.get("shares")
 
         if not symbol:
             return apology("Not Symbol")
@@ -78,7 +78,7 @@ def buy():
         if stock == None:
             return apology("Symbol not found")
 
-        if not shares == "":
+        if shares:
             transaction_value = float(shares) * stock["price"]
 
             user_id = session["user_id"]
@@ -98,6 +98,8 @@ def buy():
                        user_id, stock["symbol"], shares, stock["price"], date)
 
             flash("Bought!")
+        else:
+            return apology("Missing shares", 400)
 
         return redirect("/")
     # return apology("TODO")
@@ -208,7 +210,6 @@ def register():
         username_exists = db.execute("SELECT * FROM users WHERE username = ?", username)
 
         if username_exists:
-            flash("Username exists already!")
             return apology("username already exists!", 400)
 
         db.execute("INSERT INTO users(username, hash) VALUES(?, ?)",

templates/buy.html

@@ -10,7 +10,7 @@
             <input class="form-control mx-auto w-auto" autocomplete="off" autofocus="" name="symbol" placeholder="Symbol" type="text">
         </div>
         <div class="mb-3">
-            <input class="form-control mx-auto w-auto" autocomplete="off" autofocus min="1" name="shares" placeholder="Shares" type="text">
+            <input class="form-control mx-auto w-auto" autocomplete="off" autofocus min="1" name="shares" placeholder="Shares" type="number">
         </div>
         <button class="btn btn-primary" type="submit">Buy</button>
     </form>