Alert.js

var React = require('react');
var joinClasses = require('./utils/joinClasses');
var classSet = require('./utils/classSet');
var BootstrapMixin = require('./BootstrapMixin');


var Alert = React.createClass({displayName: "Alert",
  mixins: [BootstrapMixin],

  propTypes: {
    onDismiss: React.PropTypes.func,
    dismissAfter: React.PropTypes.number
  },

  getDefaultProps: function () {
    return {
      bsClass: 'alert',
      bsStyle: 'info'
    };
  },

  renderDismissButton: function () {
    return (
      React.createElement("button", {
        type: "button", 
        className: "close", 
        onClick: this.props.onDismiss, 
        "aria-hidden": "true"}, 
        "×"
      )
    );
  },

  render: function () {
    var classes = this.getBsClassSet();
    var isDismissable = !!this.props.onDismiss;

    classes['alert-dismissable'] = isDismissable;

    return (
      React.createElement("div", React.__spread({},  this.props, {className: joinClasses(this.props.className, classSet(classes))}), 
        isDismissable ? this.renderDismissButton() : null, 
        this.props.children
      )
    );
  },

  componentDidMount: function() {
    if (this.props.dismissAfter && this.props.onDismiss) {
      this.dismissTimer = setTimeout(this.props.onDismiss, this.props.dismissAfter);
    }
  },

  componentWillUnmount: function() {
    clearTimeout(this.dismissTimer);
  }
});

module.exports = Alert;