mattermost-mobile/app/components/message_attachments/message_attachment.js
2018-06-19 19:14:50 -04:00

473 lines
14 KiB
JavaScript

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
import React, {PureComponent} from 'react';
import PropTypes from 'prop-types';
import {
Image,
Linking,
Text,
View,
} from 'react-native';
import FormattedText from 'app/components/formatted_text';
import Markdown from 'app/components/markdown';
import CustomPropTypes from 'app/constants/custom_prop_types';
import {changeOpacity, makeStyleSheetFromTheme} from 'app/utils/theme';
import InteractiveAction from './interactive_action';
const STATUS_COLORS = {
good: '#00c100',
warning: '#dede01',
danger: '#e40303',
};
export default class MessageAttachment extends PureComponent {
static propTypes = {
attachment: PropTypes.object.isRequired,
baseTextStyle: CustomPropTypes.Style,
blockStyles: PropTypes.object,
navigator: PropTypes.object.isRequired,
postId: PropTypes.string.isRequired,
onLongPress: PropTypes.func.isRequired,
onPermalinkPress: PropTypes.func,
theme: PropTypes.object,
textStyles: PropTypes.object,
};
constructor(props) {
super(props);
this.state = this.getInitState();
}
getActionView = (style) => {
const {attachment, postId} = this.props;
const {actions} = attachment;
if (!actions || !actions.length) {
return null;
}
const buttons = [];
actions.forEach((action) => {
if (!action.id || !action.name) {
return;
}
buttons.push(
<InteractiveAction
key={action.id}
id={action.id}
name={action.name}
postId={postId}
/>
);
});
return (
<View style={style.actionsContainer}>
{buttons}
</View>
);
};
getCollapsedText = () => {
let text = this.props.attachment.text || '';
if ((text.match(/\n/g) || []).length >= 5) {
text = text.split('\n').splice(0, 5).join('\n');
} else if (text.length > 400) {
text = text.substr(0, 400);
}
return text;
};
getInitState = () => {
const shouldCollapse = this.shouldCollapse();
const uncollapsedText = this.props.attachment.text;
const collapsedText = shouldCollapse ? this.getCollapsedText() : uncollapsedText;
return {
shouldCollapse,
collapsedText,
uncollapsedText,
text: shouldCollapse ? collapsedText : uncollapsedText,
collapsed: shouldCollapse,
};
};
getFieldsTable = (style) => {
const {
attachment,
baseTextStyle,
blockStyles,
navigator,
onPermalinkPress,
textStyles,
} = this.props;
const fields = attachment.fields;
if (!fields || !fields.length) {
return null;
}
const fieldTables = [];
let fieldInfos = [];
let rowPos = 0;
let lastWasLong = false;
let nrTables = 0;
fields.forEach((field, i) => {
if (rowPos === 2 || !(field.short === true) || lastWasLong) {
fieldTables.push(
<View
key={`attachment__table__${nrTables}`}
style={{alignSelf: 'stretch', flexDirection: 'row'}}
>
{fieldInfos}
</View>
);
fieldInfos = [];
rowPos = 0;
nrTables += 1;
lastWasLong = false;
}
fieldInfos.push(
<View
style={{flex: 1}}
key={`attachment__field-${i}__${nrTables}`}
>
<View
style={style.headingContainer}
key={`attachment__field-caption-${i}__${nrTables}`}
>
<View>
<Text style={style.heading}>
{field.title}
</Text>
</View>
</View>
<View
style={style.bodyContainer}
key={`attachment__field-${i}__${nrTables}`}
>
<Markdown
baseTextStyle={baseTextStyle}
textStyles={textStyles}
blockStyles={blockStyles}
value={(field.value || '')}
navigator={navigator}
onLongPress={this.props.onLongPress}
onPermalinkPress={onPermalinkPress}
/>
</View>
</View>
);
rowPos += 1;
lastWasLong = !(field.short === true);
});
if (fieldInfos.length > 0) { // Flush last fields
fieldTables.push(
<View
key={`attachment__table__${nrTables}`}
style={{flex: 1, flexDirection: 'row'}}
>
{fieldInfos}
</View>
);
}
return (
<View>
{fieldTables}
</View>
);
};
openLink = (link) => {
if (Linking.canOpenURL(link)) {
Linking.openURL(link);
}
};
shouldCollapse = () => {
const text = this.props.attachment.text || '';
return (text.match(/\n/g) || []).length >= 5 || text.length > 400;
};
toggleCollapseState = () => {
const state = this.state;
const text = state.collapsed ? state.uncollapsedText : state.collapsedText;
const collapsed = !state.collapsed;
this.setState({collapsed, text});
};
render() { // eslint-disable-line complexity
const {
attachment,
baseTextStyle,
blockStyles,
textStyles,
navigator,
onPermalinkPress,
theme,
} = this.props;
const style = getStyleSheet(theme);
let preText;
if (attachment.pretext) {
preText = (
<View style={{marginTop: 5}}>
<Markdown
baseTextStyle={baseTextStyle}
textStyles={textStyles}
blockStyles={blockStyles}
value={attachment.pretext}
navigator={navigator}
onLongPress={this.props.onLongPress}
onPermalinkPress={onPermalinkPress}
/>
</View>
);
}
let borderStyle;
if (attachment.color) {
if (attachment.color[0] === '#') {
borderStyle = {borderLeftColor: attachment.color};
} else if (STATUS_COLORS.hasOwnProperty(attachment.color)) {
borderStyle = {borderLeftColor: STATUS_COLORS[attachment.color]};
}
}
const author = [];
if (attachment.author_name || attachment.author_icon) {
if (attachment.author_icon) {
author.push(
<Image
source={{uri: attachment.author_icon}}
key='author_icon'
style={style.authorIcon}
/>
);
}
if (attachment.author_name) {
let link;
let linkStyle;
if (attachment.author_link) {
link = () => this.openLink(attachment.author_link);
linkStyle = style.authorLink;
}
author.push(
<Text
key='author_name'
style={[style.author, linkStyle]}
onPress={link}
>
{attachment.author_name}
</Text>
);
}
}
let title;
let titleStyle;
if (attachment.title) {
let titleLink;
if (attachment.title_link) {
titleStyle = style.titleLink;
titleLink = () => this.openLink(attachment.title_link);
}
title = (
<Text
style={[style.title, titleStyle]}
onPress={titleLink}
>
{attachment.title}
</Text>
);
}
let thumb;
let topStyle;
if (attachment.thumb_url) {
topStyle = style.topContent;
thumb = (
<View style={style.thumbContainer}>
<Image
source={{uri: attachment.thumb_url}}
resizeMode='contain'
resizeMethod='scale'
style={style.thumb}
/>
</View>
);
}
let text;
if (attachment.text) {
let moreLess;
if (this.state.shouldCollapse) {
if (this.state.collapsed) {
moreLess = (
<FormattedText
id='post_attachment.more'
defaultMessage='Show more...'
onPress={this.toggleCollapseState}
style={style.moreLess}
/>
);
} else {
moreLess = (
<FormattedText
id='post_attachment.collapse'
defaultMessage='Show less...'
onPress={this.toggleCollapseState}
style={style.moreLess}
/>
);
}
}
text = (
<View style={topStyle}>
<Markdown
baseTextStyle={baseTextStyle}
textStyles={textStyles}
blockStyles={blockStyles}
value={this.state.text}
navigator={navigator}
onLongPress={this.props.onLongPress}
onPermalinkPress={onPermalinkPress}
/>
{moreLess}
</View>
);
}
const fields = this.getFieldsTable(style);
const actions = this.getActionView(style);
let image;
if (attachment.image_url) {
image = (
<View style={style.imageContainer}>
<Image
source={{uri: attachment.image_url}}
style={style.image}
/>
</View>
);
}
return (
<View>
{preText}
<View style={[style.container, style.border, borderStyle]}>
<View style={{flex: 1, flexDirection: 'row'}}>
{author}
</View>
<View style={{flex: 1, flexDirection: 'row'}}>
{title}
</View>
{thumb}
{text}
{fields}
{actions}
{image}
</View>
</View>
);
}
}
const getStyleSheet = makeStyleSheetFromTheme((theme) => {
return {
container: {
borderBottomColor: changeOpacity(theme.centerChannelColor, 0.15),
borderRightColor: changeOpacity(theme.centerChannelColor, 0.15),
borderTopColor: changeOpacity(theme.centerChannelColor, 0.15),
borderBottomWidth: 1,
borderRightWidth: 1,
borderTopWidth: 1,
marginTop: 5,
padding: 10,
},
border: {
borderLeftColor: changeOpacity(theme.linkColor, 0.6),
borderLeftWidth: 3,
},
author: {
color: changeOpacity(theme.centerChannelColor, 0.5),
fontSize: 11,
},
authorIcon: {
height: 12,
marginRight: 3,
width: 12,
},
authorLink: {
color: changeOpacity(theme.linkColor, 0.5),
},
title: {
color: theme.centerChannelColor,
fontWeight: '600',
marginBottom: 5,
},
titleLink: {
color: theme.linkColor,
},
topContent: {
paddingRight: 60,
},
thumbContainer: {
position: 'absolute',
right: 10,
top: 10,
},
thumb: {
height: 45,
width: 45,
},
moreLess: {
color: theme.linkColor,
fontSize: 12,
},
headingContainer: {
alignSelf: 'stretch',
flexDirection: 'row',
marginBottom: 5,
marginTop: 10,
},
heading: {
color: theme.centerChannelColor,
fontWeight: '600',
},
bodyContainer: {
flex: 1,
},
imageContainer: {
borderColor: changeOpacity(theme.centerChannelColor, 0.1),
borderWidth: 1,
borderRadius: 2,
marginTop: 5,
},
image: {
flex: 1,
height: 50,
},
actionsContainer: {
flex: 1,
flexDirection: 'row',
flexWrap: 'wrap',
},
};
});