PlaceDeparture.js
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/**
* Created by yzdd on 2018/3/17.
*/
import React, {Component} from 'react';
import {
View,
Text,
StyleSheet,
Image,
TextInput,
FlatList,
ScrollView,
TouchableOpacity
} from 'react-native';
import SearchBox from "../components/SearchBox";
import region from '../utils/region';
import {observer} from 'mobx-react';
import {observable} from 'mobx';
import {width} from "../utils/publiscStyle";
const styles = StyleSheet.create({
container: {
flex: 1,
backgroundColor: "#FFFFFF"
},
placeItem: {
width,
height: 44,
flexDirection: "row",
alignItems: 'center',
paddingLeft: 15
}
});
//出发地
@observer
export default class PlaceDeparture extends Component {
static navigationOptions = ({navigation}) => {
return {
title: navigation.state.params.title
}
};
@observable
place = "";
@observable
placeArray = [];
componentWillMount() {
console.log(region)
}
changePlace = (text) => {
this.place = text;
this.timer = setTimeout(() => {
let array = [];
region.forEach((v, i) => {
let timeArray = [];
if (v.type === "district" || v.type === "city") {
if (v.name.indexOf(text) !== -1) {
timeArray.push(v);
array.push(timeArray)
}
}
});
array.forEach((item, index) => {
if (item[0].type === "city") {
region.forEach((v, i) => {
if (v.type === "province" && v.id.toString() === item[0].pid) {
item.push(v);
}
});
} else {
region.forEach((v, i) => {
if (v.type === "city" && v.id.toString() === item[0].pid) {
item.push(v);
region.forEach((province, pid) => {
if (province.type === "province" && province.id.toString() === item[1].pid) {
item.push(province);
}
});
}
});
}
});
this.placeArray.replace(array);
}, 500);
};
//选择地区
selectPlace = (v) => {
const {goBack} = this.props.navigation;
const {type, detailItem} = this.props.navigation.state.params;
if (type === 1) {
detailItem.startPlace = v;
} else {
detailItem.endPlace = v;
}
goBack();
};
renderPlaceItem = (v, i) => {
let s = "";
v.forEach((item, index) => {
s += `${item.name} `
});
return (
<TouchableOpacity key={i} style={styles.placeItem} onPress={() => this.selectPlace(v)}>
<Text>{s}</Text>
</TouchableOpacity>
)
};
render() {
return (
<View style={styles.container}>
<SearchBox
placeholder={`输入出发地，如"北京"`}
icon={true}
onChangeText={(text) => this.changePlace(text)}
value={this.place}
autoFocus
/>
<ScrollView>
{
this.placeArray.map((v, i) => this.renderPlaceItem(v, i))
}
</ScrollView>
</View>
);
}
}