/*
Copyright 2015, 2016 OpenMarket Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
'use strict';
var React = require('react');
var AvatarLogic = require("../../../Avatar");
module.exports = React.createClass({
displayName: 'BaseAvatar',
propTypes: {
name: React.PropTypes.string.isRequired, // The name (first initial used as default)
idName: React.PropTypes.string, // ID for generating hash colours
title: React.PropTypes.string, // onHover title text
url: React.PropTypes.string, // highest priority of them all
urls: React.PropTypes.array, // [highest_priority, ... , lowest_priority]
width: React.PropTypes.number,
height: React.PropTypes.number,
resizeMethod: React.PropTypes.string,
defaultToInitialLetter: React.PropTypes.bool
},
getDefaultProps: function() {
return {
width: 40,
height: 40,
resizeMethod: 'crop',
defaultToInitialLetter: true
}
},
getInitialState: function() {
var defaultImageUrl = null;
if (this.props.defaultToInitialLetter) {
defaultImageUrl = AvatarLogic.defaultAvatarUrlForString(
this.props.idName || this.props.name
);
}
return {
imageUrl: this.props.url || (this.props.urls ? this.props.urls[0] : null),
defaultImageUrl: defaultImageUrl,
urlsIndex: 0
};
},
componentWillReceiveProps: function(nextProps) {
// retry all the urls again, they may have changed.
if (this.props.urls && this.state.urlsIndex > 0) {
this.setState({
urlsIndex: 0,
imageUrl: this.props.urls[0]
});
}
},
onError: function(ev) {
var failedUrl = ev.target.src;
if (this.props.urls) {
var nextIndex = this.state.urlsIndex + 1;
if (nextIndex < this.props.urls.length) {
// try another
this.setState({
urlsIndex: nextIndex,
imageUrl: this.props.urls[nextIndex]
});
return;
}
}
// either no urls array or we've reached the end of it, we may have a default
// we can use...
if (this.props.defaultToInitialLetter) {
if (failedUrl === this.state.defaultImageUrl) {
return; // don't tightloop if the browser can't load the default URL
}
this.setState({ imageUrl: this.state.defaultImageUrl })
}
},
_getInitialLetter: function() {
var name = this.props.name;
var initial = name[0];
if ((initial === '@' || initial === '#') && name[1]) {
initial = name[1];
}
return initial.toUpperCase();
},
render: function() {
var name = this.props.name;
if (this.state.imageUrl === this.state.defaultImageUrl) {
var initialLetter = this._getInitialLetter();
return (
{ initialLetter }
);
}
return (
);
}
});