[置顶] iOS自定义日期并进行卡控

@interfaceViewController ()<UIPickerViewDataSource,UIPickerViewDelegate>

{
BirthView       *birthView;
UIView          *topView;
UILabel         *lbl_birth;
NSMutableArray  *yearArray;
NSArray         *monthArray;
NSMutableArray  *DaysArray;
NSString        *currentMonthString;
NSString        *currentyearString;
NSString        *currentDateString;
NSString        *birthString;
NSString        *year;
NSString        *month;
NSString        *day;
int             selectedYearRow;
int             selectedMonthRow;
int             selectedDayRow;
BOOL            firstTimeLoad;
int             currentDay;
int             currentYear;
int             currentMonth;
int             yearRow;
int             monthRow;
int             dayRow;
}

@end

@implementation ViewController

#pragma mark - view

- (void)viewDidLoad {
[superviewDidLoad];
//创建子视图
[selfaddSubViews];
}

- (void)addSubViews
{
//按钮
UIButton *btn_showBirth = [UIButtonbuttonWithType:UIButtonTypeCustom];
btn_showBirth.backgroundColor = [UIColoryellowColor];
[btn_showBirth setTitle:@"选择日期"forState:UIControlStateNormal];
[btn_showBirth setTitleColor:[UIColorblackColor] forState:UIControlStateNormal];
[btn_showBirth addTarget:selfaction:@selector(showAction)forControlEvents:UIControlEventTouchUpInside];
[self.viewaddSubview:btn_showBirth];
[btn_showBirth mas_makeConstraints:^(MASConstraintMaker *make) {
make.top.equalTo(self.view.mas_top).offset(100);
make.centerX.equalTo(self.view.mas_centerX);
make.width.mas_equalTo(@(100));
make.height.mas_equalTo(@(40));
}];

//显示选择的日期
lbl_birth = [[UILabelalloc]init];
lbl_birth.backgroundColor = [UIColorredColor];
lbl_birth.textColor = [UIColorblackColor];
[self.viewaddSubview:lbl_birth];
[lbl_birthmas_makeConstraints:^(MASConstraintMaker *make) {
make.top.equalTo(btn_showBirth.mas_top).offset(100);
make.centerX.equalTo(btn_showBirth.mas_centerX);
make.width.mas_equalTo(@(300));
make.height.mas_equalTo(@(40));
}];
}

- (void)showAction
{
[selfshowBirthDate];
}

#pragma mark- 生日选择器
- (void)showBirthDate
{
//覆盖导航栏，将View添加在keyWindow上
UIWindow *win = [[UIApplicationsharedApplication] keyWindow];
topView = [win.subviewsfirstObject];

birthView = [[BirthViewalloc]init];
[birthViewcreateViewOnSuperView:topView];
birthView.datePicker.delegate =self;
birthView.datePicker.dataSource =self;
[birthView.cancelBtnaddTarget:selfaction:@selector(click:)forControlEvents:UIControlEventTouchUpInside];
[birthView.finishBtnaddTarget:selfaction:@selector(click:)forControlEvents:UIControlEventTouchUpInside];
[self setDate];
}

//
- (void)setDate
{
//拿到当前日期
NSDate *date = [NSDatedate];
//获取当前年份
NSDateFormatter *formatter = [[NSDateFormatteralloc]init];
[formatter setDateFormat:@"yyyy"];
currentyearString = [NSStringstringWithFormat:@"%@",[formatterstringFromDate:date]];
//获取当前月份
[formatter setDateFormat:@"MM"];
currentMonthString = [NSStringstringWithFormat:@"%d",[[formatterstringFromDate:date]intValue]];

//获取当前日
[formatter setDateFormat:@"dd"];
currentDateString = [NSStringstringWithFormat:@"%@",[formatterstringFromDate:date]];
currentDay = [currentDateStringintValue];
yearArray = [[NSMutableArrayalloc]init];

//当前年份往前推 100年
currentYear = [currentyearStringintValue];
for (int i =currentYear-100; i <=currentYear ; i++)
{
[yearArrayaddObject:[NSStringstringWithFormat:@"%d年",i]];
}

monthArray =@[@"1月",@"2月",@"3月",@"4月",@"5月",@"6月",@"7月",@"8月",@"9月",@"10月",@"11月",@"12月"];
DaysArray = [[NSMutableArrayalloc]init];
for (int i =1; i <= 31; i++)
{
[DaysArrayaddObject:[NSStringstringWithFormat:@"%d日",i]];
}

//输出row为 2147483647  NSUIntesger
//int row = (int)[yearArray indexOfObject:currentyearString];
//输出row为 2147483647  NSUIntesger
//int row = (int)[yearArray indexOfObject:currentyearString];
BOOL isHaveYear = [yearArraycontainsObject:[NSStringstringWithFormat:@"%@年",currentyearString]];
if (isHaveYear) {
[birthView.datePickerselectRow:[yearArrayindexOfObject:[NSStringstringWithFormat:@"%@年",currentyearString]] -10 inComponent:0animated:YES];//TODO:

}

BOOL isHaveMonth = [monthArraycontainsObject:[NSStringstringWithFormat:@"%@月",currentMonthString]];
if (isHaveMonth) {
[birthView.datePickerselectRow:[monthArrayindexOfObject:[NSStringstringWithFormat:@"%@月",currentMonthString]]inComponent:1animated:YES];

}

BOOL isHaveDay =[DaysArraycontainsObject:[NSStringstringWithFormat:@"%@日",currentDateString]];
if (isHaveDay) {
[birthView.datePickerselectRow:[DaysArrayindexOfObject:[NSStringstringWithFormat:@"%@日",currentDateString]]inComponent:2animated:YES];

}

yearRow = (int)[yearArrayindexOfObject:[NSStringstringWithFormat:@"%@年",currentyearString]];
monthRow = (int)[monthArrayindexOfObject:[NSStringstringWithFormat:@"%@月",currentMonthString]];
dayRow = (int)[DaysArrayindexOfObject:[NSStringstringWithFormat:@"%@日",currentDateString]];
[birthView.datePickerreloadAllComponents];
}

#pragma mark - UIPickerViewDataSource
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
return3;
}

- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component{
if (component ==0)
{
return [yearArraycount];
}
elseif (component == 1)
{
return [monthArraycount];
}
elseif (component == 2)
{
//判断 day
if (firstTimeLoad)
{
if (currentMonth ==1 || currentMonth ==3 || currentMonth ==5 || currentMonth ==7 || currentMonth ==8 || currentMonth ==10 || currentMonth ==12)
{
//1、3、5、7、8、10、12 都是31天
return 31;
}
elseif (currentMonth ==2)
{
//2月 判断平年、闰年
int yearint = [[yearArrayobjectAtIndex:selectedYearRow]intValue ];
if(((yearint %4==0)&&(yearint %100!=0))||(yearint %400==0)){
return 29;
}
else
{
return 28;// or return 29
}
}
else
{
return 30;
}
}
else
{
if (selectedMonthRow ==0 || selectedMonthRow ==2 || selectedMonthRow ==4 || selectedMonthRow ==6 || selectedMonthRow ==7 || selectedMonthRow ==9 || selectedMonthRow ==11)
{
return 31;
}
elseif (selectedMonthRow ==1)
{
int yearint = [[yearArrayobjectAtIndex:selectedYearRow]intValue ];
if(((yearint %4==0)&&(yearint %100!=0))||(yearint %400==0)){
return 29;
}
else
{
return 28;
}
}
else
{
return 30;
}
}
}
return0;
}

- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view
{
UILabel *pickerLabel = (UILabel *)view;
if (pickerLabel ==nil) {
CGRect frame =CGRectMake(0.0,0.0, 60,60);
pickerLabel = [[UILabelalloc] initWithFrame:frame];
[pickerLabel setTextAlignment:NSTextAlignmentCenter];
[pickerLabel setBackgroundColor:[UIColorclearColor]];
[pickerLabel setFont:[UIFontsystemFontOfSize:15.0f]];
}
if (component ==0)
{
pickerLabel.text =  [yearArrayobjectAtIndex:(int)row];// Year
}
elseif (component == 1)
{
pickerLabel.text =  [monthArrayobjectAtIndex:(int)row]; // Month
}
elseif (component == 2)
{
pickerLabel.text =  [DaysArrayobjectAtIndex:(int)row];// Date
}
return pickerLabel;
}

//卡控（当前日期之后日期不能选择）
- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component{
/**
*  如果年、月、日 >当前日期，那么将默认值置为未修改之前的日期值  或者当前日期最大值
*/
if (component ==0)
{
if (row >=yearRow)
{
selectedYearRow =yearRow;
//选择年 >=当前年，再判断月、日，
if (selectedMonthRow >monthRow)
{
selectedMonthRow = monthRow;
[birthView.datePickerselectRow:selectedMonthRowinComponent:1animated:YES];
if (selectedDayRow >dayRow)
{
selectedDayRow = dayRow;
[birthView.datePickerselectRow:selectedDayRowinComponent:2animated:YES];
}
}
else
{
if (selectedDayRow >dayRow)
{
selectedDayRow = dayRow;
[birthView.datePickerselectRow:selectedDayRowinComponent:2animated:YES];
}
}
}
else
{
selectedYearRow = (int)row;
}
[birthView.datePickerselectRow:selectedYearRowinComponent:0animated:YES];
[birthView.datePickerreloadComponent:0];
//[birthView.datePicker reloadAllComponents];
}
elseif (component == 1)
{
//<小于当前年份，所有月份都可以选择
if (selectedYearRow <yearRow )
{
selectedMonthRow = (int)row;
}
elseif (selectedYearRow ==yearRow)
{
//<=（小于等于） 当前月份，都 = 当前值
if (row <=monthRow)
{
selectedMonthRow = (int)row;
}
else
{
selectedMonthRow = monthRow;
[birthView.datePickerselectRow:selectedMonthRowinComponent:1animated:YES];
}
}
//>（大于）当前年份
else
{
selectedMonthRow =monthRow;
[birthView.datePickerselectRow:selectedMonthRowinComponent:1animated:YES];
}
//        [birthView.datePicker selectRow:selectedMonthRow inComponent:1 animated:YES];
[birthView.datePickerreloadComponent:1];
//[birthView.datePicker reloadAllComponents];
}
elseif (component == 2)
{
//<小于当前年份，所有 日都可以选择
if (selectedYearRow <yearRow )
{
selectedDayRow = (int)row;
}
//>=（大于等于）当前年份
elseif (selectedYearRow ==yearRow)
{
//<（小于） 当前月份，都可选
if (selectedMonthRow <monthRow) {
selectedDayRow = (int)row;
}
elseif (selectedMonthRow ==monthRow)
{
if (row > dayRow ) {
selectedDayRow = dayRow;
[birthView.datePickerselectRow:selectedDayRowinComponent:2animated:YES];
}
else
{
selectedDayRow = (int)row;
}
}
else
{
selectedDayRow = dayRow;
[birthView.datePickerselectRow:selectedDayRowinComponent:2animated:YES];
}
}
else
{
selectedDayRow =dayRow;
[birthView.datePickerselectRow:selectedDayRowinComponent:2animated:YES];
}
[birthView.datePickerreloadComponent:2];
}
}

#pragma mark - 取消，完成
- (void)click:(UIButton *)button
{
if (button ==birthView.cancelBtn) {
[birthView.alphaViewremoveFromSuperview];
[birthView.backViewremoveFromSuperview];
}
elseif (button == birthView.finishBtn)
{
NSString *yearStr = [NSStringstringWithFormat:@"%@",[yearArrayobjectAtIndex:[birthView.datePickerselectedRowInComponent:0]]];
year = [yearStrcomponentsSeparatedByString:@"年"].firstObject;
NSString *monthStr = [NSStringstringWithFormat:@"%@",[monthArrayobjectAtIndex:[birthView.datePickerselectedRowInComponent:1]]];
month = [monthStrcomponentsSeparatedByString:@"月"].firstObject;
if ([monthintValue] < 10)
{
month = [NSStringstringWithFormat:@"0%d",[monthintValue]];
}

NSString *dayStr = [NSStringstringWithFormat:@"%@",[DaysArrayobjectAtIndex:[birthView.datePickerselectedRowInComponent:2]]];;
day = [dayStrcomponentsSeparatedByString:@"日"].firstObject;
if ([dayintValue] < 10)
{
day = [NSStringstringWithFormat:@"0%d",[dayintValue]];
}
//生日日期字符串
birthString = [NSStringstringWithFormat:@"%@-%@-%@",year,month,day];
//修改完之后，发送请求告诉修改成功
[selfchangeBirth];
}
}

#pragma mark- 修改生日请求
- (void)changeBirth
{
//判断日期是否在十年之内,十年之前数据才可以请求 (< 10直接可以请求)
if ([yearintValue] < ([currentyearStringintValue] - 10) )
{
//修改生日请求
[selfchangeBirthRequest];
}
//== 十年时，判断月份
else if([yearintValue] == ([currentyearStringintValue] - 10))
{
if ([monthintValue] < [currentMonthStringintValue])
{
//修改生日请求
[selfchangeBirthRequest];
}
//==当前月份，判断当前日
elseif([monthintValue] == ([currentMonthStringintValue]))
{
if([dayintValue] <= [currentDateStringintValue])
{
//修改生日请求
[selfchangeBirthRequest];
}
else
{
//提示
[[AlertHandlersingleton]showToastHUD:topViewmessage:@"生日需选择十年之前日期！"sleepTime:1];
}
}
else
{
//提示
[[AlertHandlersingleton]showToastHUD:topViewmessage:@"生日需选择十年之前日期！"sleepTime:1];
}
}
else
{
//提示
[[AlertHandlersingleton]showToastHUD:topViewmessage:@"生日需选择十年之前日期！"sleepTime:1];
}
}

//修改生日请求
- (void)changeBirthRequest
{
/**
*  发送请求修改日期
*/
BOOL isSuccess =YES;
if (isSuccess)
{
//获取新数据并刷新table
lbl_birth.text =birthString;
//[self event_reloadData];
//隐藏
[birthView.alphaViewremoveFromSuperview];
[birthView.backViewremoveFromSuperview];
//提示
[[AlertHandlersingleton]showToastHUD:topViewmessage:@"保存成功！"sleepTime:1];
}
else
{
[[AlertHandlersingleton]showToastHUD:topViewmessage:@"生日修改失败，请重试！"sleepTime:1];
}
}

@end