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main.py
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main.py
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from flask import Flask, request
from caesar import rotate_string
app = Flask(__name__)
app.config['DEBUG'] = True
form = """
<!DOCTYPE html>
<html>
<head>
<style>
form {{
background-color: #eee;
padding: 20px;
margin: 0 auto;
width: 540px;
font: 16px sans-serif;
border-radius: 10px;
}}
textarea {{
margin: 10px 0;
width: 540px;
height: 120px;
}}
p.error {{
color: red;
}}
</style>
</head>
<body>
<form method="post">
<div>
<label for="rot">Rotate by:</label>
<input type="text" name="rot" value="0">
<p class="error"></p>
</div>
<textarea type="text" name="text">{0}</textarea>
<br>
<input type="submit">
</form>
</body>
</html>
"""
@app.route("/")
def index():
return form.format("")
@app.route("/", methods=['POST'])
def encrypt():
rot = int(request.form['rot'])
form_text = str(request.form['text'])
encrypt_text = rotate_string(form_text, rot)
return form.format(encrypt_text)
app.run()