时间你懂的，-白红宇

时间你懂的，

阅读量：7219 次

发布时间：2019-06-29

本文共 12945 字，大约阅读时间需要 43 分钟。

// TimeUtil.m

// QTui

// Created by wangyanan on 9/14/15.

#import "TimeUtil.h"

@interface TimeUtil()

@property(nonatomic,strong) NSCalendar *currentCalendar;

@property(nonatomic,strong) NSDateFormatter *formatter;

@property(nonatomic,strong) NSDateComponents *resultComps;

@end

@implementation TimeUtil

+(TimeUtil *)sharedTimeUtil

{

static TimeUtil *timeUtil = nil;

@synchronized(self) {

if (!timeUtil) {

timeUtil = [[self alloc]init];

}

return timeUtil;

}

/**

* 强大的dateCalendar

date --->dateComponent ---->dateCalendar

* @param date

* @return

-(NSDateComponents *)dateComponentByDate:(NSDate *)date

{

return [self.currentCalendar components:unitFlags fromDate:date];

}

-(NSString *)startTimeStr:(NSInteger)timeType

{

NSString *formateStr = nil;

NSString *returnStr = nil;

switch (timeType)

{

case MHour:

{

formateStr = @"yyyyMMddHH";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self dateComponentByDate:date];

[currentComps setYear:[currentComps year]];

[currentComps setMonth:[currentComps month]];

[currentComps setDay:[currentComps day]];

[currentComps setHour:0];

// [currentComps setHour:[currentComps hour]-12];

NSDate *returnDate = [self.currentCalendar dateFromComponents:currentComps];

returnStr = [self.formatter stringFromDate:returnDate];

break;

}

case MDay:

{

formateStr = @"yyyyMMdd";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self dateComponentByDate:date];

[currentComps setYear:[currentComps year]];

[currentComps setMonth:[currentComps month]];

[currentComps setDay:[currentComps day]-7];

[currentComps setHour:0];

NSDate *returnDate = [self.currentCalendar dateFromComponents:currentComps];

returnStr = [self.formatter stringFromDate:returnDate];

break;

}

case MWeek:

{

formateStr = @"yyyyww";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self dateComponentByDate:date];

// [currentComps setWeekOfYear:[currentComps weekOfYear]-4];

NSDateComponents *mComps = [[NSDateComponents alloc]init];

[mComps setYear:[currentComps year]];

[mComps setWeekday:[currentComps weekday]];

[mComps setWeekOfYear:[currentComps weekOfYear]-4];

NSDate *returnDate = [self.currentCalendar dateFromComponents:mComps];

returnStr = [self.formatter stringFromDate:returnDate];

break;

}

default:

{

formateStr = @"yyyyMM";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self dateComponentByDate:date];

// [currentComps setYear:[currentComps year]];

[currentComps setMonth:[currentComps month]-4];

NSDate *returnDate = [self.currentCalendar dateFromComponents:currentComps];

returnStr = [self.formatter stringFromDate:returnDate];

break;

}

TTLog(@"....%@",returnStr);

return returnStr;

}

-(NSString *)endTimeStr:(NSInteger)timeType

{

NSString *formateStr = nil;

NSString *returnStr = nil;

switch (timeType)

{

case MHour:

{

formateStr = @"yyyyMMddHH";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self dateComponentByDate:date];

[currentComps setYear:[currentComps year]];

[currentComps setMonth:[currentComps month]];

[currentComps setDay:[currentComps day]];

[currentComps setHour:12];

NSDate *returnDate = [self.currentCalendar dateFromComponents:currentComps];

returnStr = [self.formatter stringFromDate:returnDate];

break;

}

case MDay:

{

formateStr = @"yyyyMMdd";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

returnStr = [self.formatter stringFromDate:date];

break;

}

case MWeek:

{

formateStr = @"yyyyww";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

returnStr = [self.formatter stringFromDate:date];

break;

}

default:

{

formateStr = @"yyyyMM";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

returnStr = [self.formatter stringFromDate:date];

break;

}

TTLog(@"....%@",returnStr);

return returnStr;

}

/**

* 显示在X轴的时间格式

* @param

* @return

-(NSArray *)sTimeWithType:(StatisTimeType)type

{

NSString *formateStr = nil;

NSString *returnStr = nil;

NSMutableArray *returnArray = [NSMutableArray array];

switch (type) {

case MHour:

{

// yyyy-MM-dd HH:mm:ss.fff

// 按小时=2015082010，按天=20150820，按周=201534，按月份=201508</li>

formateStr = @"yyyyMMddHH";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

[self.resultComps setYear:[currentComps year]];

[self.resultComps setMonth:[currentComps month]];

[self.resultComps setDay:[currentComps day]];

// for(int i =0;i<12;i++){

for(int i =11;i>-1;i--){

[self.resultComps setHour:[currentComps hour]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

self.formatter.dateFormat = @"HH点";

returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

break;

}

case MDay:

{

formateStr = @"yyyyMMdd";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

[self.resultComps setYear:[currentComps year]];

[self.resultComps setMonth:[currentComps month]];

for(int i =6;i>-1;i--){

[self.resultComps setDay:[currentComps day]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

self.formatter.dateFormat = @"MM月dd日";

returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

break;

}

case MWeek:

{

formateStr = @"yyyyww";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

NSDateComponents *mComps = [[NSDateComponents alloc]init];

[mComps setYear:[currentComps year]];

[mComps setWeekday:[currentComps weekday]];

NSMutableArray *tempArray = [NSMutableArray array];

for(int i =3;i>-1;i--){

[mComps setWeekOfYear:[currentComps weekOfYear]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:mComps];

self.formatter.dateFormat = @"yyyy年ww周";

NSString *returnStr = [self.formatter stringFromDate:returnDate];

[tempArray addObject:returnStr];

}

for (NSString *timeStr in tempArray) {

self.formatter.dateFormat = @"yyyy年ww周";

NSDate *mDate = [self.formatter dateFromString:timeStr];

currentComps = [self.currentCalendar components:unitFlags fromDate:mDate];

[mComps setYear:[currentComps year]];

[mComps setMonth:[currentComps month]];

[mComps setDay:[currentComps day]];

self.formatter.dateFormat = @"MM.dd";

NSDate *returnDate = [self.currentCalendar dateFromComponents:mComps];

NSString * strOne = [self.formatter stringFromDate:returnDate];

[mComps setDay:[currentComps day]+6];

returnDate = [self.currentCalendar dateFromComponents:mComps];

NSString * strTwo = [self.formatter stringFromDate:returnDate];

returnStr = [NSString stringWithFormat:@"%@-%@",strOne,strTwo];

[returnArray addObject:returnStr];

}

break;

}

default:

{

formateStr = @"yyyyMM";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

[self.resultComps setYear:[currentComps year]];

[self.resultComps setDay:[currentComps day]];

[self.resultComps setHour:[currentComps hour]];

for(int i =3;i>-1;i--){

[self.resultComps setMonth:[currentComps month]-i];

self.formatter.dateFormat = @"yyyy年MM月";

NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

break;

}

return returnArray;

}

/**

* 传递给服务器的时间格式

* @param type

* @return

-(NSArray *)tTimeWithType:(StatisTimeType)type

{

NSString *formateStr = nil;

NSString *returnStr = nil;

NSMutableArray *returnArray = [NSMutableArray array];

switch (type) {

case MHour:

{

// yyyy-MM-dd HH:mm:ss.fff

// 按小时=2015082010，按天=20150820，按周=201534，按月份=201508</li>

formateStr = @"yyyyMMddHH";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

[self.resultComps setYear:[currentComps year]];

[self.resultComps setMonth:[currentComps month]];

[self.resultComps setDay:[currentComps day]];

for(int i =11;i>-1;i--){

[self.resultComps setHour:[currentComps hour]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

// for(int i =0;i<12;i++){

// [self.resultComps setHour:i];

// NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

// returnStr = [self.formatter stringFromDate:returnDate];

// [returnArray addObject:returnStr];

// }

break;

}

case MDay:

{

formateStr = @"yyyyMMdd";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

[self.resultComps setYear:[currentComps year]];

[self.resultComps setMonth:[currentComps month]];

for(int i =6;i>-1;i--){

[self.resultComps setDay:[currentComps day]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

break;

}

case MWeek:

{

formateStr = @"yyyyww";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

NSDateComponents *mComps = [[NSDateComponents alloc]init];

[mComps setYear:[currentComps year]];

[mComps setWeekday:[currentComps weekday]];

for(int i =3;i>-1;i--){

[mComps setWeekOfYear:[currentComps weekOfYear]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:mComps];

NSString *returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

break;

}

default:

{

formateStr = @"yyyyMM";

self.formatter.dateFormat = formateStr;

NSDate *date = [NSDate date];

NSDateComponents *currentComps = [self.currentCalendar components:unitFlags fromDate:date];

[self.resultComps setYear:[currentComps year]];

[self.resultComps setDay:[currentComps day]];

[self.resultComps setHour:[currentComps hour]];

for(int i =3;i>-1;i--){

[self.resultComps setMonth:[currentComps month]-i];

NSDate *returnDate = [self.currentCalendar dateFromComponents:self.resultComps];

returnStr = [self.formatter stringFromDate:returnDate];

[returnArray addObject:returnStr];

}

break;

}

return returnArray;

}

-(NSDateFormatter *)formatter

{

if (!_formatter) {

_formatter = [[NSDateFormatter alloc]init];

}

return _formatter;

}

-(NSCalendar *)currentCalendar

{

if (!_currentCalendar) {

_currentCalendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSCalendarIdentifierGregorian];

}

return _currentCalendar;

}

-(NSDateComponents *)resultComps

{

if (!_resultComps) {

_resultComps = [[NSDateComponents alloc]init];

}

return _resultComps;

}

@end

转载于:https://www.cnblogs.com/guligei/p/5060937.html

你可能感兴趣的文章

C语言编程写的一个http下载程序（王德仙）2012-04-08

查看>>

CCF201409-3 字符串匹配（100分）

查看>>

UVALive2203 UVa10042 Smith Numbers【质因数分解+素数判定+数位之和】

查看>>

Project Euler Problem 9: Special Pythagorean triplet

查看>>

HDU5701 中位数计数【中位数】

查看>>

Python 深浅拷贝 (Shallow copy and Deep copy in Python)

Spark Streaming揭秘 Day19 架构设计和运行机制

查看>>

【转载】WinCE OAL中的电源管理函数

查看>>

【iOS】Objective-C简约而不简单的单例模式

查看>>

Java实现扫码二维码登录

查看>>