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I've got a couple issues adding my own buy/sell buttons to the index page.

First, each "Buy" or "Sell" buttons opens up the form for all of the table rows. How can I modify these buttons to be row specific?

enter image description here

<tbody>
            {% for stocks in portfolio %}
                <tr>
                    <td>{{ stocks.symbol | upper }}</td>
                    <td>{{ stocks.name }}</td>
                    <td>{{ stocks.shares }}</td>
                    <td>{{ stocks.price | usd }}</td>
                    <td>{{ stocks.total | usd }}</td>
                    <td>    
                        <div class="form-popup-buy">
                            <form action="/buy" method="post">
                                <div name="symbol" value="{{ stocks.symbol | upper }}" type="text"></div>
                                <div class="form-group">
                                    <input class="form-control" name="shares" placeholder="Shares" type="number">
                                </div>
                                <button class="btn btn-primary" type="submit">Buy</button>
                                <button class="btn btn-secondary" id="close_buy">Cancel</button>
                            </form>
                        </div>
                        <button class="btn btn-primary" id="show_buy">Buy</button>
                        <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
                        <script>
                        $('#show_buy').on('click', function () {
                            $('.form-popup-buy').show();
                            $('.form-popup-sell').hide();
                            $('#show_sell').show();
                            $(this).hide();
                        })
                        
                        $('#close_buy').on('click', function () {
                            $('.form-popup-buy').hide();
                            $('#show_buy').show();
                        })
                        </script>
                    </td>
                    <td>
                        <div class="form-popup-sell">
                            <form action="/sell" method="post">
                                <div class="form-group" name="symbol" value="{{ stocks.symbol | upper }}"></div>
                                <div class="form-group">
                                    <input class="form-control" name="shares" placeholder="Shares" type="number">
                                </div>
                                <button class="btn btn-primary" type="submit">Sell</button>
                                <button class="btn btn-secondary" id="close_buy">Cancel</button>
                            </form>
                        </div>
                        <button class="btn btn-primary" id="show_sell">Sell</button>
                        <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
                        <script>
                        $('#show_sell').on('click', function () {
                            $('.form-popup-sell').show();
                            $('.form-popup-buy').hide();
                            $('#show_buy').show();
                            $(this).hide();
                        })
                        
                        $('#close_sell').on('click', function () {
                            $('.form-popup-sell').hide();
                            $('#show_sell').show();
                        })
                        </script>
                    </td>
                </tr>
            {% endfor %}
                <tr>
                    <td>CASH</td>
                    <td></td>
                    <td></td>
                    <td></td>
                    <td>{{ cash | usd }}</td>
                    <td></td>
                </tr>
        </tbody>

Second, there seems to be an issue passing along the {{stocks.symbol}} value into both the "/buy" and "/sell" functions. Do I need to modify the value="" attribute in my HTML form?

Traceback (most recent call last):
File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 2447, in wsgi_app
response = self.full_dispatch_request()
File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1952, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1821, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/usr/local/lib/python3.9/site-packages/flask/_compat.py", line 39, in reraise
raise value
File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1950, in full_dispatch_request
rv = self.dispatch_request()
File "/usr/local/lib/python3.9/site-packages/flask/app.py", line 1936, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "/home/ubuntu/pset9/finance/helpers.py", line 34, in decorated_function
return f(*args, **kwargs)
File "/home/ubuntu/pset9/finance/application.py", line 85, in buy
stock = lookup(request.form.get("symbol"))
File "/home/ubuntu/pset9/finance/helpers.py", line 44, in lookup
url = f"https://cloud.iexapis.com/stable/stock/{urllib.parse.quote_plus(symbol)}/quote?token={api_key}"
File "/usr/local/lib/python3.9/urllib/parse.py", line 869, in quote_plus
string = quote(string, safe + space, encoding, errors)
File "/usr/local/lib/python3.9/urllib/parse.py", line 853, in quote
return quote_from_bytes(string, safe)
File "/usr/local/lib/python3.9/urllib/parse.py", line 878, in quote_from_bytes
raise TypeError("quote_from_bytes() expected bytes")
TypeError: quote_from_bytes() expected bytes
INFO: 192.168.35.200 - - [02/Jul/2021 17:27:40] "POST /buy HTTP/1.0" 500 -
INFO: 192.168.35.200 - - [02/Jul/2021 17:27:40] "GET /static/styles.css HTTP/1.0" 200 -
INFO: 192.168.35.200 - - [02/Jul/2021 17:27:40] "GET /static/favicon.ico HTTP/1.0" 200 -

Thanks for your help!

4
  • There is some invalid HTML going on here; validate the HTML as with Nu HTML Checker and make corrections. Hint: name/value not valid div attributes. Need to post them with the form a different way, perhaps as button attributes. That will take care of the second problem. I do not understand the first problem: "each "Buy" or "Sell" buttons opens up the form for all of the table rows". Opens up what form? "How can I modify these buttons to be row specific?". What do you mean by that? Commented Jul 2, 2021 at 18:42
  • Thanks for catching the invalid HTML! corrected a couple indentations. I am looking into your recommendations for the second issue... For the first issue, my top screenshot shows what happens when you click "Buy" for AMC. The shares input and two buttons below are all correct. My issue is that the same form also shows up on the other table row. So for GME I have both this form popup and the actual "Buy" still visible below in the same div. How can I adjust this popup function to only popup in the table row where it is clicked?
    – zawave
    Commented Jul 2, 2021 at 21:02
  • Suspect the duplicate ids on the buttons (eg "show_buy") is the culprit. Commented Jul 3, 2021 at 15:11
  • Thanks for the help!
    – zawave
    Commented Jul 8, 2021 at 15:27

1 Answer 1

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Answered in the comments.

Credit to @DinoCoderSaurus

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