diff -r 6f3078f7fd47 -r be36eed5e6e0 client/src/components/CreateGroup.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/client/src/components/CreateGroup.js	Thu Aug 03 17:33:00 2017 +0200
@@ -0,0 +1,124 @@
+import React, { Component } from 'react';
+import { connect } from 'react-redux';
+import { bindActionCreators } from 'redux';
+import { Grid, Row, Col, Panel, FormGroup, ControlLabel, FormControl, Button, Alert, HelpBlock } from 'react-bootstrap';
+import '../App.css';
+import Navbar from './Navbar';
+import * as authActions from '../actions/authActions';
+import { getOnline, getCreateGroup } from '../selectors/authSelectors';
+
+class CreateGroup extends Component {
+
+  state = {
+    name: '',
+    description: ''
+  }
+
+  createGroup = () => {
+
+    const { name, description } = this.state;
+
+    if(name && name.trim() !== "") {
+      this.props.authActions.createGroup(name, description);
+    }
+  }
+
+  submit = (e) => {
+    e.preventDefault();
+
+    this.createGroup();
+  }
+
+  handleInputChange = (e) => {
+    const target = e.target;
+    const value = target.value;
+    const name = target.name;
+
+    this.setState({
+      [name]: value
+    });
+  }
+
+  renderErrorMessage(errorMessages, fieldname) {
+    if (errorMessages && fieldname in errorMessages) {
+      return errorMessages[fieldname].map((message, key) =>
+        <HelpBlock key={ key }>{ message }</HelpBlock>
+      );
+    }
+  }
+
+  renderNonFieldErrors(errorMessages) {
+    if (errorMessages && 'non_field_errors' in errorMessages) {
+      const errors = errorMessages['non_field_errors'];
+      return (
+        <Alert bsStyle="danger">
+        { errors.map((message, key) =>
+          <p key={ key }>{ message }</p>
+        ) }
+        </Alert>
+      )
+    }
+  }
+
+  cancel = (e) => {
+    e.preventDefault();
+    this.props.history.push('/sessions');
+  }
+
+
+  render() {
+
+    const panelHeader = (
+      <h4 className="text-uppercase text-center">Créer un groupe</h4>
+    )
+
+    const errorMessages = this.props.createGroup.getIn(['errorMessages', 'data']);
+    const okDisabled = (!this.state.name || this.state.name.trim() === "");
+
+    return (
+      <div>
+        <Navbar history={this.props.history} />
+        <Grid fluid>
+          <Row>
+            <Col md={6} mdOffset={3}>
+              <Panel header={ panelHeader } className="panel-login">
+                <form onSubmit={this.submit}>
+                  <FormGroup validationState={ errorMessages && ('name' in errorMessages) ? 'error' : null }>
+                    <ControlLabel>Nom</ControlLabel>
+                    <FormControl componentClass="input" type="text" onChange={this.handleInputChange} name="name" placeholder="Nom du groupe..."/>
+                     { this.renderErrorMessage(errorMessages, 'name') }
+                  </FormGroup>
+                  <FormGroup validationState={ errorMessages && ('description' in errorMessages) ? 'error' : null }>
+                    <ControlLabel>Password</ControlLabel>
+                    <FormControl componentClass="textarea" onChange={this.handleInputChange} name="description" placeholder="Description..."/>
+                     { this.renderErrorMessage(errorMessages, 'description') }
+                  </FormGroup>
+                  { this.renderNonFieldErrors(errorMessages) }
+                  <Row>
+                  <Col md={6}><Button type="submit" block bsStyle="primary" disabled={okDisabled}>Ok</Button></Col>
+                  <Col md={6}><Button block bsStyle="default" onClick={this.cancel}>Annuler</Button></Col>
+                  </Row>
+                </form>
+              </Panel>
+            </Col>
+          </Row>
+        </Grid>
+      </div>
+    );
+  }
+}
+
+function mapStateToProps(state, props) {
+  return {
+    createGroup: getCreateGroup(state),
+    online: getOnline(state),
+  };
+}
+
+function mapDispatchToProps(dispatch) {
+  return {
+    authActions: bindActionCreators(authActions, dispatch),
+  }
+}
+
+export default connect(mapStateToProps, mapDispatchToProps)(CreateGroup);