ug2024finals/test.py

82 lines
3.1 KiB
Python

from flask import Flask, request, redirect, url_for, render_template, json, render_template_string, jsonify
app = Flask(__name__)
@app.route('/', methods=['GET', 'POST'])
def control_panel():
print('request.form:', request.form)
if request.method == 'POST':
if request.form.get('button') == 'button-play':
print("play button pressed")
elif request.form.get('button') == 'button-exit':
print("exit button pressed")
elif request.form.get('slide'):
volume = request.form.get('slide')
print('volume:', volume)
#return jsonify({'volume': volume})
return json.dumps({'volume': volume})
print('render')
return render_template_string('''<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<title>Slider</title>
</head>
<body>
<div class="container" id="control_panel_1">
<form action="/" method ="post" enctype="multipart/form-data" id="form">
<div class="row">
<div class="col">
<button class="btn btn-primary" button type="submit" name="button" value="button-play">PLAY</button>
<button class="btn btn-primary" button type="submit" name="button" value="button-exit">EXIT</button>
<input id="slide" type="range" min="1" max="100" step="1" value="10" name="slide">
<div id="sliderAmount"></div>
</div>
</div>
</form>
<!--- SCRIPTS --->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js" integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI" crossorigin="anonymous"></script>
</body>
<script>
var slide = document.getElementById('slide'),
sliderDiv = document.getElementById("sliderAmount");
slide.onchange = function() {
sliderDiv.innerHTML = this.value;
$.post({
url: '/',
data: $('form').serialize(),
success: function(response){
alert(response);
alert(response.volume); // works with jsonify()
alert(JSON.parse(response).volume); // works with json.dumps()
console.log(response);
},
error: function(error){
alert(response);
console.log(error);
}
});
}
</script>
</html>''')
if __name__ == '__main__':
app.run(debug=True, use_reloader=False)