Add template for check text and result

app/forms.py

@@ -4,6 +4,11 @@ from wtforms.validators import ValidationError, DataRequired, Email, EqualTo
 from app.models import User
 
 
+class CheckForm(FlaskForm):
+    text = StringField('Text to be checked', validators=[DataRequired()])
+    submit = SubmitField('Check')
+
+
 class LoginForm(FlaskForm):
     username = StringField('Username', validators=[DataRequired()])
     password = PasswordField('Password', validators=[DataRequired()])

app/routes.py

@@ -1,16 +1,25 @@
 from app import app
 from app import db
-from app.forms import LoginForm, RegistrationForm
+from app.forms import LoginForm, RegistrationForm, CheckForm
 from app.models import User
-from flask import render_template, flash, redirect, url_for
+from flask import render_template, flash, redirect, url_for, request
 from flask_login import current_user, login_user, logout_user
 from flask_login import login_required
 
 
 @app.route('/')
-@app.route('/index')
+@app.route('/index', methods=['GET', 'POST'])
 def index():
-    return "Hello, World!"
+    form = CheckForm()
+    if request.method == 'POST':
+        text = request.form['text']
+        return render_template('result.html', title='Result', text=text)
+    else:
+        if form.validate_on_submit():
+            flash('Check requested for text {}'.format(
+                form.text.data))
+            return redirect(url_for('index'))
+        return render_template('index.html', title='Check', form=form)
 
 
 @app.route('/register', methods=['GET', 'POST'])

app/templates/index.html

@@ -0,0 +1,15 @@
+{% extends "base.html" %}
+
+{% block content %}
+<div class="container" align="center">
+    <div class="row">
+        <div class="col-md-6 mx-md-auto">
+            <form action="" method="post" novalidate >
+                    <textarea class="form-control" rows="12" name="text" style="width: 100% ; height: 100%" ></textarea>
+                    <input type="submit" value="Metni incele" class="btn btn-primary btn-block">
+            </form>
+        </div>
+    </div>
+</div>
+
+{% endblock %}

app/templates/result.html

@@ -0,0 +1,5 @@
+{% extends "base.html" %}
+
+{% block content %}
+    {{ text }}
+{% endblock %}