SelectUserView.js
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import React, {Component} from 'react';
import {Image, Text, TouchableOpacity, View, StyleSheet, Alert} from 'react-native';
import {xnBorderWidth} from "../utils/utils";
/**
* 选择用户组件
*/
export default class SelectUserView extends Component {
constructor(props) {
super(props);
this.state = {
usersList: []
}
// 传入参数
this.attrData = this.props.attrData;
// json解析后的传入参数
this.extendData = (this.attrData.data && this.attrData.data.length > 0) ? JSON.parse(this.attrData.data) : {};
}
// 添加用户(通过自定义的'Employee'页面)
addUser = () => {
this.props.navigation.navigate("Employee", {
status: "add", callback: (data) => {
let usersList = this.state.usersList || [];
let object = {};
object.objectName = data.name;
object.objectId = data.userId;
object.objectAvatar = data.avatar||'';
object.type = "USER";
usersList.push(object);
this.attrData.value = JSON.stringify(usersList);
this.setState({usersList});
}
})
};
deleteUser = (v, i) => {
Alert.alert(
'删除',
'确定删除?',
[
{text: '取消', onPress: () => console.log('Cancel Pressed'), style: 'cancel'},
{
text: '确定', onPress: () => {
let userList = this.state.usersList;
userList.splice(i, 1);
this.attrData.value = JSON.stringify(usersList);
this.setState({usersList});
}
},
]
)
}
// 用户UI绘制
_renderUser = (v, i) => {
return (
<View style={styles.addItem} key={i}>
<View style={styles.addItemLayout}>
<View style={[styles.addItemImg, {backgroundColor: global.homeColor}]}>
{!v.avatar && <Text
style={styles.addItemImageText}>{v.objectName.length > 2 ? v.objectName.substring(v.objectName.length - 2) : v.objectName}</Text>}
{v.avatar &&
<Image style={styles.addItemImage} source={{uri: v.avatar}} resizeMode="contain"></Image>}
</View>
<View style={styles.addItemName}><Text style={styles.addItemNameText}>{v.objectName}</Text></View>
<TouchableOpacity style={styles.addItemDelete} onPress={(v) => {
this.deleteUser(v, i)
}}>
<Image style={styles.addItemDeleteIcon} source={require('../img/delete.png')}
resizeMode="contain"/>
</TouchableOpacity>
</View>
</View>
)
};
render() {
const { name, code, type, description, isRequired, value } = this.attrData;
// 用户选择组件属性
// userType: 用户类型 固定：USER=用户|EMPLOYEE=员工|SUPPLIER=供应商|ISV=开发者
// minValue: 最少人数 maxValue: 最多人数,默认不限制
const { userType, minValue, maxValue } = this.extendData;
// 限制添加用户
let enabledAddUser = true;
if (maxValue && value && maxValue <= value.length) {
enabledAddUser = false
}
return (
// 最外层的样式区域
<View style={{
// 高度
//minHeight: 130,
// 左内边距
paddingLeft: 10,
// 右内边距
paddingRight: 15,
// 背景色
backgroundColor: '#fff',
// 上内边距
paddingTop: 6,
}}>
{/*标题显示区域*/}
<View style={{flexDirection: 'row'}}>
{/*是否必须UI设定*/}
{isRequired && <Text style={{color: "#FF3030"}}>* </Text>}
{!isRequired && <Text style={{color: "#fff"}}>* </Text>}
{/*标题设定*/}
<Text style={{fontSize: 16, color: "#000",}}>{name}:</Text>
</View>
<View style={styles.addList}>
{/*显示选择的用户*/}
{value && value.length > 0 && JSON.parse(value).map((v, i) => this._renderUser(v, i))}
{/*添加用户区域*/}
{enabledAddUser &&
<View style={styles.addItem}>
{/*用于触发添加操作*/}
<TouchableOpacity style={styles.addItemLayout} onPress={() => {
this.addUser()
}}>
{/*"+"号*/}
<View style={[styles.addItemImg, styles.addItemImgOp]}><Image
style={{width: 12, height: 12}} source={require('../img/add-icon.png')}
resizeMode="contain"/></View>
<View style={styles.addItemName}><Text
style={[styles.addItemNameText, styles.addItemNameTextOp]}>添加</Text></View>
</TouchableOpacity>
</View>}
</View>
</View>
);
}
}
const styles = StyleSheet.create({
addList: {
flexDirection: "row",
paddingTop: 10,
flexWrap: "wrap",
},
addItem: {
width: 50,
//height: 70,
marginLeft: 10,
marginBottom: 10,
justifyContent: "center",
flexDirection: "row",
},
addItemLayout: {
//height: 70,
width: 50,
},
addItemImg: {
height: 50,
width: 50,
justifyContent: "center",
alignItems: "center",
borderRadius: 3,
backgroundColor: "#39f",
},
addItemImageText: {
color: "#fff",
fontSize: 10,
},
addItemImage: {
height: 50,
width: 50,
},
addItemName: {
//height: 20,
width: 50,
justifyContent: "center",
flexDirection: "row",
},
addItemNameText: {
fontSize: 12,
color: "#333333",
textAlign: "center",
padding: 3,
},
addItemDelete: {
position: "absolute",
width: 14,
height: 14,
right: 2,
top: 3,
},
addItemDeleteIcon: {
width: 10,
height: 10
},
addItemImgOp: {
borderWidth: xnBorderWidth(),
borderColor: "#ddd",
backgroundColor: "transparent",
},
addItemNameTextOp: {
color: "#999",
},
})