GroupPurchaseDetail.js
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'use strict';
import React, {Component} from 'react';
import {Dimensions, Image, ListView, StyleSheet, Text, TouchableOpacity, View, NativeModules} from 'react-native';
import {Immutable} from 'immutable';
import GroupProductCell from './GroupProductCell';
import GroupDetailHeader from './GroupDetailHeader';
import YH_Image from '../../common/components/YH_Image';
import {getSlicedUrl} from '../../classify/utils/Utils';
export default class GroupPurchaseDetail extends Component {
constructor(props) {
super(props);
this._renderRow = this._renderRow.bind(this);
this._renderHeader = this._renderHeader.bind(this);
this.dataSource = new ListView.DataSource({
rowHasChanged: (r1, r2) => !Immutable.is(r1, r2),
sectionHeaderHasChanged: (s1, s2) => !Immutable.is(s1, s2),
});
}
_renderHeader() {
let {
groupDetail,
activityId,
} = this.props;
return (
<GroupDetailHeader
activityId={activityId}
groupDetail={groupDetail}
updateTime={this.props.updateTime}
didTouchButton={this.props.didTouchButton}
goComment={this.props.goComment}
didTouchProduct={this.props.didTouchProduct}
/>
);
}
_renderRow(rowData, sectionID, rowID) {
switch(sectionID) {
case 'productResourceInfo': {
if(!rowData || !rowData.get('data')){
return null;
}
let infoData = rowData.get('data');
let imageWidth = infoData.get('imageWidth');
let imageHeight = infoData.get('imageHeight');
let listInfo = infoData.get('list').toJS();
let item = listInfo[0];
let src = YH_Image.getSlicedUrl(item.src, imageWidth, imageHeight, 2);
return(
<View style={{width:width, height:70*DEVICE_WIDTH_RATIO+8, backgroundColor:'#f0f0f0'}}>
<View style={{width:width, height:70*DEVICE_WIDTH_RATIO}}>
<TouchableOpacity activeOpacity={1} onPress={() => {
this.props.didTouchBanner && this.props.didTouchBanner(item.url);
}}>
<YH_Image style={{width: '100%', height: '100%'}} url={src}></YH_Image>
</TouchableOpacity>
</View>
</View>
);
}
case 'productListTitle': {
return(
<View style={styles.productListheader}>
<View style={styles.productListheaderSub}>
<Text style={styles.title}>查看其他拼团商品</Text>
</View>
</View>
);
}
case 'productList': {
return(
<GroupProductCell resource={rowData} didTouchProduct={this.props.didTouchProduct}/>
);
}
default:
return null;
}
}
render() {
let {
productList,
resource,
} = this.props;
let dataSource = {
productResourceInfo: resource.resourceList ? resource.resourceList.toArray() : [],
productListTitle: [2],
productList: productList.list ? productList.list.toArray() : [],
};
return (
<View style={styles.container}>
<ListView
ref={(c) => {
this.listView = c;
}}
enableEmptySections={true}
dataSource={this.dataSource.cloneWithRowsAndSections(dataSource)}
renderRow={this._renderRow}
renderHeader={this._renderHeader}
onEndReached={() => {
if (productList && productList.list && productList.list.size !== 0) {
this.props.onEndReached && this.props.onEndReached();
}
}}
/>
</View>
);
}
}
let {width, height} = Dimensions.get('window');
const DEVICE_WIDTH_RATIO = width / 375;
let styles = StyleSheet.create({
container: {
flex: 1,
},
productListheader: {
flex: 1,
justifyContent: 'center',
alignItems:'center',
},
productListheaderSub: {
width,
height: 40*DEVICE_WIDTH_RATIO,
justifyContent: 'center',
alignItems: 'center',
},
title: {
fontSize: 16,
fontWeight: 'bold',
color: '#444444',
},
})
;