utils.js
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/**
* Created by DEV005 on 2017/8/31.
*/
import{
Dimensions,
Platform,
StatusBar
} from 'react-native';
import Toast from 'react-native-root-toast';
import {zoomH} from './getSize';
import moment from 'moment';
//是否 isIphoneX
export function isIphoneX(){
let dimen = Dimensions.get('window');
return (
Platform.OS === 'ios' &&
!Platform.isPad &&
!Platform.isTVOS &&
(dimen.height === 812 || dimen.width === 812)
);
};
//设置头部填充高度
export function getHeaderHeight(){
if( Platform.OS === 'android'){
return (48/zoomH);
}else if(Platform.OS === 'ios') {
if(isIphoneX()){
return (88/zoomH);
}else {
return (64/zoomH);
}
}
};
//设置头部上边距
export function getHeaderPadding(){
if( Platform.OS === 'android'){
return 0;
}else if(Platform.OS === 'ios'){
if(isIphoneX()){
return (44/zoomH);
}else {
return (20/zoomH);
}
}
};
//设置底部填充高度
export function getFooterBottom(){
if( Platform.OS === 'android'){
return 0;
}else if(Platform.OS === 'ios'){
if(isIphoneX()){
return 34;
}else {
return 0;
}
}
};
/*获取头部整体高度*/
export function getTopHeight(){
if( Platform.OS === 'android'){
return (48/zoomH);
}else if(Platform.OS === 'ios') {
if(isIphoneX()){
return (48/zoomH) + 44;
}else {
return (48/zoomH) + 20;
}
}
};
//Toast
export const xnToast = (content) => {
setTimeout(() =>{
if(global.toast !== undefined){
Toast.hide(toast);
}
global.toast = Toast.show(content.toString(),{
duration:Toast.durations.LONG,
position:Toast.positions.CENTER,
shadow:true,
animation:true,
hideOnPress:true,
delay:0
});
},500);
};
//剩余时间计算
export function spareTime(endTime){
let leaveTime = '';
let distanceTime = endTime - Number(new Date());
let days = parseInt(distanceTime / (1000 * 60 * 60 * 24));
let hours = parseInt((distanceTime % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
let minutes = Math.round((distanceTime % (1000 * 60 * 60)) / (1000 * 60));
if(days > 0){
leaveTime = leaveTime + days + '天';
}
if(hours > 0){
leaveTime = leaveTime + hours + '小时';
}
if(minutes > 0){
leaveTime = leaveTime + minutes + '分';
}
if(leaveTime.length == 0){
leaveTime = '0分'
}
return leaveTime;
};
//录音时间装换
export function formatTime(seconds) {
return[
parseInt(seconds/60%60),
parseInt(seconds%60)
].join(":").replace(/\b(\d)\b/g,"0$1");
};
//防止按钮多次触发
export const NoDoublePress = {
lastPressTime: 1,
onPress(callback){
let curTime = new Date().getTime();
if (curTime - this.lastPressTime > 1000) {
this.lastPressTime = curTime;
callback();
}
},
};
//时间转换
export function changeTime(time){
let result = '';
let arr = time.split(':');
if(arr[0] == moment(Number(new Date())).format('YYYY-MM-DD')){
result = result + '今天';
}else{
result = result + arr[0].substring(5)
}
switch (arr[1]) {
case 'Monday':
result = result + ' 星期一' ;
break;
case 'Tuesday':
result = result + ' 星期二' ;
break;
case 'Wednesday':
result = result + ' 星期三' ;
break;
case 'Thursday':
result = result + ' 星期四' ;
break;
case 'Friday':
result = result + ' 星期五' ;
break;
case 'Saturday':
result = result + ' 星期六' ;
break;
case 'Sunday':
result = result + ' 星期日' ;
break;
}
return result;
};