mattermost-mobile/app/screens/create_channel/create_channel.js

412 lines
14 KiB
JavaScript

// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import React, {PureComponent} from 'react';
import PropTypes from 'prop-types';
import {injectIntl, intlShape} from 'react-intl';
import {
Dimensions,
Keyboard,
InteractionManager,
Platform,
TouchableWithoutFeedback,
View,
findNodeHandle
} from 'react-native';
import {KeyboardAwareScrollView} from 'react-native-keyboard-aware-scroll-view';
import {General, RequestStatus} from 'mattermost-redux/constants';
import EventEmitter from 'mattermost-redux/utils/event_emitter';
import ErrorText from 'app/components/error_text';
import FormattedText from 'app/components/formatted_text';
import Loading from 'app/components/loading';
import StatusBar from 'app/components/status_bar';
import TextInputWithLocalizedPlaceholder from 'app/components/text_input_with_localized_placeholder';
import {changeOpacity, makeStyleSheetFromTheme} from 'app/utils/theme';
class CreateChannel extends PureComponent {
static propTypes = {
intl: intlShape.isRequired,
createChannelRequest: PropTypes.object.isRequired,
navigator: PropTypes.object,
theme: PropTypes.object.isRequired,
channelType: PropTypes.string,
closeButton: PropTypes.object,
actions: PropTypes.shape({
handleCreateChannel: PropTypes.func.isRequired
})
};
static defaultProps = {
channelType: General.OPEN_CHANNEL
};
leftButton = {
id: 'close-new-channel'
};
rightButton = {
id: 'create-channel',
disabled: true,
showAsAction: 'always'
};
constructor(props) {
super(props);
this.state = {
displayName: '',
header: '',
purpose: ''
};
this.rightButton.title = props.intl.formatMessage({id: 'mobile.create_channel', defaultMessage: 'Create'});
if (props.channelType === General.PRIVATE_CHANNEL) {
this.left = {...this.leftButton, icon: props.closeButton};
}
const buttons = {
rightButtons: [this.rightButton]
};
if (this.left) {
buttons.leftButtons = [this.left];
}
props.navigator.setOnNavigatorEvent(this.onNavigatorEvent);
props.navigator.setButtons(buttons);
}
componentDidMount() {
this.emitCanCreateChannel(false);
}
componentWillReceiveProps(nextProps) {
const {createChannelRequest} = nextProps;
if (this.props.createChannelRequest !== createChannelRequest) {
switch (createChannelRequest.status) {
case RequestStatus.STARTED:
this.emitCreating(true);
this.setState({error: null, creating: true});
break;
case RequestStatus.SUCCESS:
EventEmitter.emit('close_channel_drawer');
InteractionManager.runAfterInteractions(() => {
this.emitCreating(false);
this.setState({error: null, creating: false});
this.close(false);
});
break;
case RequestStatus.FAILURE:
this.emitCreating(false);
this.setState({error: createChannelRequest.error, creating: false});
break;
}
}
}
blur = () => {
this.nameInput.refs.wrappedInstance.blur();
this.purposeInput.refs.wrappedInstance.blur();
this.headerInput.refs.wrappedInstance.blur();
this.scroll.scrollToPosition(0, 0, true);
};
channelNameRef = (ref) => {
this.nameInput = ref;
};
channelPurposeRef = (ref) => {
this.purposeInput = ref;
};
channelHeaderRef = (ref) => {
this.headerInput = ref;
};
close = (goBack = false) => {
EventEmitter.emit('closing-create-channel', false);
if (goBack) {
this.props.navigator.pop({animated: true});
} else {
this.props.navigator.dismissModal({
animationType: 'slide-down'
});
}
};
emitCanCreateChannel = (enabled) => {
const buttons = {
rightButtons: [{...this.rightButton, disabled: !enabled}]
};
if (this.left) {
buttons.leftButtons = [this.left];
}
this.props.navigator.setButtons(buttons);
};
emitCreating = (loading) => {
const buttons = {
rightButtons: [{...this.rightButton, disabled: loading}]
};
if (this.left) {
buttons.leftButtons = [this.left];
}
this.props.navigator.setButtons(buttons);
};
lastTextRef = (ref) => {
this.lastText = ref;
};
onCreateChannel = () => {
Keyboard.dismiss();
const {displayName, purpose, header} = this.state;
this.props.actions.handleCreateChannel(displayName, purpose, header, this.props.channelType);
};
onDisplayNameChangeText = (displayName) => {
this.setState({displayName});
if (displayName && displayName.length >= 2) {
this.emitCanCreateChannel(true);
} else {
this.emitCanCreateChannel(false);
}
};
onNavigatorEvent = (event) => {
if (event.type === 'NavBarButtonPress') {
switch (event.id) {
case 'close-new-channel':
this.close(this.props.channelType === General.OPEN_CHANNEL);
break;
case 'create-channel':
this.onCreateChannel();
break;
}
}
};
onPurposeChangeText = (purpose) => {
this.setState({purpose});
};
onHeaderChangeText = (header) => {
this.setState({header});
};
scrollRef = (ref) => {
this.scroll = ref;
};
scrollToEnd = () => {
this.scroll.scrollToFocusedInput(findNodeHandle(this.lastText));
};
render() {
const {theme} = this.props;
const {creating, displayName, header, purpose, error} = this.state;
const {height, width} = Dimensions.get('window');
const style = getStyleSheet(theme);
if (creating) {
return (
<View style={{flex: 1}}>
<StatusBar/>
<Loading/>
</View>
);
}
let displayError;
if (error) {
displayError = (
<View style={[style.errorContainer, {width}]}>
<View style={style.errorWrapper}>
<ErrorText error={error}/>
</View>
</View>
);
}
return (
<View style={{flex: 1}}>
<StatusBar/>
<KeyboardAwareScrollView
ref={this.scrollRef}
style={style.container}
>
{displayError}
<TouchableWithoutFeedback onPress={this.blur}>
<View style={[style.scrollView, {height: height + (Platform.OS === 'android' ? 200 : 0)}]}>
<View>
<FormattedText
style={style.title}
id='channel_modal.name'
defaultMessage='Name'
/>
</View>
<View style={style.inputContainer}>
<TextInputWithLocalizedPlaceholder
ref={this.channelNameRef}
value={displayName}
onChangeText={this.onDisplayNameChangeText}
style={style.input}
autoCapitalize='none'
autoCorrect={false}
placeholder={{id: 'channel_modal.nameEx', defaultMessage: 'E.g.: "Bugs", "Marketing", "客户支持"'}}
placeholderTextColor={changeOpacity('#000', 0.5)}
underlineColorAndroid='transparent'
/>
</View>
<View style={style.titleContainer30}>
<FormattedText
style={style.title}
id='channel_modal.purpose'
defaultMessage='Purpose'
/>
<FormattedText
style={style.optional}
id='channel_modal.optional'
defaultMessage='(optional)'
/>
</View>
<View style={style.inputContainer}>
<TextInputWithLocalizedPlaceholder
ref={this.channelPurposeRef}
value={purpose}
onChangeText={this.onPurposeChangeText}
style={[style.input, {height: 110}]}
autoCapitalize='none'
autoCorrect={false}
placeholder={{id: 'channel_modal.purposeEx', defaultMessage: 'E.g.: "A channel to file bugs and improvements"'}}
placeholderTextColor={changeOpacity('#000', 0.5)}
multiline={true}
blurOnSubmit={false}
underlineColorAndroid='transparent'
/>
</View>
<View>
<FormattedText
style={style.helpText}
id='channel_modal.descriptionHelp'
defaultMessage='Describe how this channel should be used.'
/>
</View>
<View style={style.titleContainer15}>
<FormattedText
style={style.title}
id='channel_modal.header'
defaultMessage='Header'
/>
<FormattedText
style={style.optional}
id='channel_modal.optional'
defaultMessage='(optional)'
/>
</View>
<View style={style.inputContainer}>
<TextInputWithLocalizedPlaceholder
ref={this.channelHeaderRef}
value={header}
onChangeText={this.onHeaderChangeText}
style={[style.input, {height: 110}]}
autoCapitalize='none'
autoCorrect={false}
placeholder={{id: 'channel_modal.headerEx', defaultMessage: 'E.g.: "[Link Title](http://example.com)"'}}
placeholderTextColor={changeOpacity('#000', 0.5)}
multiline={true}
blurOnSubmit={false}
onFocus={this.scrollToEnd}
underlineColorAndroid='transparent'
/>
</View>
<View ref={this.lastTextRef}>
<FormattedText
style={style.helpText}
id='channel_modal.headerHelp'
defaultMessage={'Set text that will appear in the header of the channel beside the channel name. For example, include frequently used links by typing [Link Title](http://example.com).'}
/>
</View>
</View>
</TouchableWithoutFeedback>
</KeyboardAwareScrollView>
</View>
);
}
}
const getStyleSheet = makeStyleSheetFromTheme((theme) => {
return {
container: {
flex: 1,
backgroundColor: theme.centerChannelBg
},
scrollView: {
flex: 1,
backgroundColor: changeOpacity(theme.centerChannelColor, 0.03),
paddingTop: 10
},
errorContainer: {
backgroundColor: changeOpacity(theme.centerChannelColor, 0.03)
},
errorWrapper: {
justifyContent: 'center',
alignItems: 'center'
},
inputContainer: {
marginTop: 10,
backgroundColor: '#fff'
},
input: {
color: '#333',
fontSize: 14,
height: 40,
paddingHorizontal: 15
},
titleContainer30: {
flexDirection: 'row',
marginTop: 30
},
titleContainer15: {
flexDirection: 'row',
marginTop: 15
},
title: {
fontSize: 14,
color: theme.centerChannelColor,
marginLeft: 15
},
optional: {
color: changeOpacity(theme.centerChannelColor, 0.5),
fontSize: 14,
marginLeft: 5
},
helpText: {
fontSize: 14,
color: changeOpacity(theme.centerChannelColor, 0.5),
marginTop: 10,
marginHorizontal: 15
},
navTitle: {
...Platform.select({
android: {
fontSize: 18
},
ios: {
fontSize: 15,
fontWeight: 'bold'
}
})
}
};
});
export default injectIntl(CreateChannel);