432 lines
15 KiB
Objective-C
432 lines
15 KiB
Objective-C
//
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// NSString+QX.m
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// QXLive
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//
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// Created by 启星 on 2025/5/7.
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//
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#import "NSString+QX.h"
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#import "NSDate+BRPickerView.h"
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@implementation NSString (QX)
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- (BOOL)isExist {
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if (!self) {
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return NO;
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}
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if ([self isKindOfClass:[NSNull class]]) {
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return NO;
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}
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NSCharacterSet *set = [NSCharacterSet whitespaceAndNewlineCharacterSet];
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NSString *trimmedStr = [self stringByTrimmingCharactersInSet:set];
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if (trimmedStr.length == 0 || trimmedStr.length == NSNotFound) {
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return NO;
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}
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return YES;
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}
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/**
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有效数字控制
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@param number 原始数据
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@return 返回字符串
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*/
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+ (NSString *)effectiveNum:(double)number {
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if (fmodf(number, 1) == 0 || fmodf(number * 10, 1) == 0) {
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return [NSString notRounding:number afterPoint:1];
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}else{
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return [NSString notRounding:number afterPoint:2];
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}
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}
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// 转换不四舍五入
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+ (NSString *)notRounding:(double)price afterPoint:(int)position{
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NSDecimalNumberHandler* roundingBehavior = [NSDecimalNumberHandler decimalNumberHandlerWithRoundingMode:NSRoundDown scale:position raiseOnExactness:NO raiseOnOverflow:NO raiseOnUnderflow:NO raiseOnDivideByZero:NO];
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NSDecimalNumber *ouncesDecimal;
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NSDecimalNumber *roundedOunces;
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ouncesDecimal = [[NSDecimalNumber alloc] initWithDouble:price];
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roundedOunces = [ouncesDecimal decimalNumberByRoundingAccordingToBehavior:roundingBehavior];
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return [NSString stringWithFormat:@"%@",roundedOunces];
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}
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- (BOOL)isNumber {
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if (self.length ==0 ) {
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return NO;
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}
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unichar c;
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for (int i=0; i<self.length; i++) {
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c=[self characterAtIndex:i];
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if (!isdigit(c)) {
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return NO;
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}
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}
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return YES;
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}
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- (NSMutableAttributedString *)getNSMutableAttributedStringWithAttriFont:(UIFont *)attriFont attriColor:(UIColor *)attriColor isline:(BOOL)isline attriBackgroundColor:(UIColor *)attriBackgroundColor lineSpacing:(CGFloat)lineSpacing attriRange:(NSRange)attriRange {
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NSMutableAttributedString *getStr = [[NSMutableAttributedString alloc]initWithString:self];
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NSMutableDictionary <NSAttributedStringKey, id>*dict = [NSMutableDictionary dictionaryWithCapacity:1];
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dict[NSFontAttributeName] = attriFont;
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dict[NSForegroundColorAttributeName] = attriColor;
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if (isline) {
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dict[NSStrikethroughStyleAttributeName] = [NSNumber numberWithInteger:NSUnderlineStyleSingle];
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}
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if (attriBackgroundColor) {
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dict[NSBackgroundColorAttributeName] = attriBackgroundColor;
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}
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if (lineSpacing > 0) {//行间距
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NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init];
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paragraphStyle.lineSpacing = lineSpacing;
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dict[NSParagraphStyleAttributeName] = paragraphStyle;
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}
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[getStr addAttributes:dict range:attriRange];
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return getStr;
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}
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- (NSAttributedString *)deleteLineWithTextColor:(UIColor *)textColor lineColor:(UIColor *)lineColor range:(NSRange)range {
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if (!self || self.length == 0) {
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return nil;
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}
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NSMutableAttributedString *attrStr = [[NSMutableAttributedString alloc] initWithString:self
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attributes:@{NSStrikethroughStyleAttributeName: @(NSUnderlineStyleNone)}];
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[attrStr setAttributes:@{NSStrikethroughStyleAttributeName: @(NSUnderlineStyleSingle),
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NSBaselineOffsetAttributeName: @0}
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range:range];
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if (textColor) {
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[attrStr addAttribute:NSForegroundColorAttributeName value:textColor range: range];
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}
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if (lineColor) {
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[attrStr addAttribute:NSStrikethroughColorAttributeName value:lineColor range:range];
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}
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return attrStr;
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}
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- (NSAttributedString *)deleteLineWithTextColor:(UIColor *)textColor lineColor:(UIColor *)lineColor {
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return [self deleteLineWithTextColor:textColor lineColor:lineColor range:NSMakeRange(0, self.length)];
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}
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- (NSAttributedString *)deleteLineWithTextColor:(UIColor *)textColor {
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return [self deleteLineWithTextColor:textColor lineColor:textColor range:NSMakeRange(0, self.length)];
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}
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- (NSAttributedString *)deleteLine {
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return [self deleteLineWithTextColor:nil lineColor:nil range:NSMakeRange(0, self.length)];
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}
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+ (BOOL)effectivePhoneNum:(NSString *)phoneNum {
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return [self effectivePhoneNum:phoneNum validLength:11];
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}
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+ (BOOL)effectivePhoneNum:(NSString *)phoneNum validLength:(NSInteger)length {
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NSScanner* scan = [NSScanner scannerWithString:phoneNum];
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int val;
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return [scan scanInt:&val] && [scan isAtEnd] && phoneNum.length == length;
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}
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+ (instancetype)generateUUIDString {
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CFUUIDRef puuid = CFUUIDCreate(nil);
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CFStringRef uuidString = CFUUIDCreateString(nil, puuid);
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NSString * result = (NSString *)CFBridgingRelease(CFStringCreateCopy( NULL, uuidString));
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CFRelease(puuid);
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CFRelease(uuidString);
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return result;
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}
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//+ (NSString *)transformTimeInterval:(NSTimeInterval)sec byFormatter:(NSString *)formatter {
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// NSDate * dt = [NSDate dateWithTimeIntervalSince1970:sec];
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// NSDateFormatter * df = [NSDateFormatter shared];
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// [df setDateFormat:formatter];
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// NSString *regStr = [df stringFromDate:dt];
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// return regStr;
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//}
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//
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//+ (NSString *)transformTodayYesterdayAndOtherTimeInterval:(NSTimeInterval)sec {
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// NSDate *dt = [NSDate dateWithTimeIntervalSince1970:sec];
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// NSCalendar *calendar =[NSCalendar currentCalendar];
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// NSDateFormatter * df = [NSDateFormatter shared];
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// NSString *prefix = @"";
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// if ([calendar isDateInToday:dt]) {
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// df.dateFormat = @"HH:mm";
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// }else if ([calendar isDateInYesterday:dt]) {
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// prefix = @"昨天 ";
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// df.dateFormat = @"HH:mm";
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// }else {
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// df.dateFormat = @"yyyy/MM/dd";
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// }
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// return [NSString stringWithFormat:@"%@%@",prefix,[df stringFromDate:dt]];
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//}
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+ (NSString *)transformByAscendingWithDict:(NSDictionary *)dict {
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NSArray*keys = [dict allKeys];
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NSArray*sortedArray = [keys sortedArrayUsingComparator:^NSComparisonResult(id obj1,id obj2) {
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return[obj1 compare:obj2 options:NSNumericSearch];//正序
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}];
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NSString*str =@"";
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for(NSString*key in sortedArray) {
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id value = [dict objectForKey:key];
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if([value isKindOfClass:[NSDictionary class]]) {
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value = [self transformByAscendingWithDict:value];
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}
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if([str length] !=0) {
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str = [str stringByAppendingString:@"&"];
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}
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str = [str stringByAppendingFormat:@"%@=%@",key,value];
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}
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return str;
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}
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+ (NSString *)contentTypeWithImageData:(NSData *)data {
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if (!data) {
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return @"jpeg";
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}
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// File signatures table: http://www.garykessler.net/library/file_sigs.html
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uint8_t c;
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[data getBytes:&c length:1];
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switch (c) {
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case 0xFF:
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return @"jpeg";
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case 0x89:
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return @"png";
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case 0x47:
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return @"gif";
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case 0x49:
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case 0x4D:
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return @"tiff";
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case 0x52: {
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if (data.length >= 12) {
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//RIFF....WEBP
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NSString *testString = [[NSString alloc] initWithData:[data subdataWithRange:NSMakeRange(0, 12)] encoding:NSASCIIStringEncoding];
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if ([testString hasPrefix:@"RIFF"] && [testString hasSuffix:@"WEBP"]) {
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return @"webp";
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}
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}
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break;
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}
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case 0x00: {
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if (data.length >= 12) {
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//....ftypheic ....ftypheix ....ftyphevc ....ftyphevx
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NSString *testString = [[NSString alloc] initWithData:[data subdataWithRange:NSMakeRange(4, 8)] encoding:NSASCIIStringEncoding];
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if ([testString isEqualToString:@"ftypheic"]
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|| [testString isEqualToString:@"ftypheix"]
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|| [testString isEqualToString:@"ftyphevc"]
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|| [testString isEqualToString:@"ftyphevx"]) {
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return @"HEIC";
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}
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//....ftypmif1 ....ftypmsf1
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if ([testString isEqualToString:@"ftypmif1"] || [testString isEqualToString:@"ftypmsf1"]) {
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return @"HEIF";
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}
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}
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break;
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}
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}
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return @"jpeg";
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}
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- (NSString *)showMoblePhoneNumber {
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if (self.length >= 7) {
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return [self stringByReplacingCharactersInRange:NSMakeRange(self.length-8, 4) withString:@"****"];
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}
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return self;
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}
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- (NSDictionary<NSString *,NSString *> *)parseParameters{
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NSMutableDictionary *parm = [NSMutableDictionary dictionary];
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NSURLComponents *urlComponents = [[NSURLComponents alloc] initWithString:self];
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//回调遍历所有参数，添加入字典
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[urlComponents.queryItems enumerateObjectsUsingBlock:^(NSURLQueryItem * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
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parm[obj.name] = obj.value;
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}];
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return parm;
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}
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- (NSString *)formatterToLimitNumStrWith:(NSUInteger)limit suffixStr:(NSString *)suffix {
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if (self.length > limit) {
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return [NSString stringWithFormat:@"%@%@",[self substringToIndex:limit],suffix ?: @""];
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}else{
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return self;
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}
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}
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- (NSString *)formatterToLimitNumStrWith:(NSUInteger)limit {
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return [self formatterToLimitNumStrWith:limit suffixStr:nil];
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}
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+ (NSString *)qx_showHotCountNum:(int64_t)count {
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if (count > 9999 || count < -9999) {
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// return [NSString stringWithFormat:@"%@w",[self effectiveNum:(double)count/10000.0]];
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return [NSString stringWithFormat:@"%.2fw",(double)count/10000.0];
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}else {
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return [NSString stringWithFormat:@"%lld",count];
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}
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}
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+ (NSString *)qx_showHotCountNumDouble:(int64_t)count {
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if (count > 9999 || count < -9999) {
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// return [NSString stringWithFormat:@"%@w",[self effectiveNum:(double)count/10000.0]];
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return [NSString stringWithFormat:@"%.2fw",(double)count/10000.0];
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}else {
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return [NSString stringWithFormat:@"%lld",count];
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}
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}
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- (NSString *)qx_showRoomName {
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if (self.length > 10) {
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return [NSString stringWithFormat:@"%@...",[self formatterToLimitNumStrWith:10]];
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}else {
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return self;
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}
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}
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+ (NSString *)timeStrFromInterval:(long)lastTime type:(NSInteger)type{
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if (lastTime < 60) {
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NSString *secondStr = [NSString stringWithFormat:@"%ld",lastTime];
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if (lastTime < 10) {
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secondStr = [NSString stringWithFormat:@"0%@",secondStr];
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}
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if (type == 1) {
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return [NSString stringWithFormat:@"00:%@",secondStr];
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}
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return [NSString stringWithFormat:@"%ld秒",lastTime];
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}
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if (lastTime < 3600) {
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NSString *minuteStr = [NSString stringWithFormat:@"%ld",lastTime / 60];
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NSString *secondStr = [NSString stringWithFormat:@"%ld",lastTime % 60];
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if (minuteStr.length == 1) {
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minuteStr = [NSString stringWithFormat:@"0%@",minuteStr];
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}
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if (secondStr.length == 1) {
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secondStr = [NSString stringWithFormat:@"0%@",secondStr];
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}
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if (type == 1) {
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return [NSString stringWithFormat:@"%@:%@",minuteStr,secondStr];
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}
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return [NSString stringWithFormat:@"%ld分%ld秒",lastTime / 60,lastTime % 60];
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}
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NSString *hourStr = [NSString stringWithFormat:@"%ld",lastTime / 3600];
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NSString *minuteStr = [NSString stringWithFormat:@"%ld",(lastTime % 3600) / 60];
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if (minuteStr.length == 1) {
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minuteStr = [NSString stringWithFormat:@"0%@",minuteStr];
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}
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if (type == 1) {
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return [NSString stringWithFormat:@"%@:%@",hourStr,minuteStr];
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}
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return [NSString stringWithFormat:@"%ld时%ld分",lastTime / 3600,(lastTime % 3600) / 60];
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}
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+ (BOOL)inputShouldLetterOrNum:(NSString *)inputString {
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if (inputString.length == 0) return NO;
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NSString *regex =@"[a-zA-Z0-9]*";
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NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex];
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return [pred evaluateWithObject:inputString];
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}
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+ (NSString *)safeString:(NSString *)string ByAppendingString:(NSString *)aString{
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if ([string isKindOfClass:[NSString class]]) {
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if (![string isExist]) {
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string = @"";
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}
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}else {
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string = @"";
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}
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if ([aString isKindOfClass:[NSString class]]) {
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if (![aString isExist]) {
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aString = @"";
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}
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}else {
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aString = @"";
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}
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return [NSString stringWithFormat:@"%@%@",string,aString];
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}
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- (NSString *)tenThousandFormatString {
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NSInteger number = [self integerValue];
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if (number < 10000) {
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return number < 0 ? @"0" : [NSString stringWithFormat:@"%ld",(long)number];
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}else {
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double temp = number / 10000.0;
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NSDecimalNumberHandler *roundingBehavior = [NSDecimalNumberHandler decimalNumberHandlerWithRoundingMode:NSRoundPlain scale:1 raiseOnExactness:NO raiseOnOverflow:NO raiseOnUnderflow:NO raiseOnDivideByZero:NO];
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NSDecimalNumber *decimal = [[NSDecimalNumber alloc] initWithDouble:temp];
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NSNumber *ratio = [decimal decimalNumberByRoundingAccordingToBehavior:roundingBehavior];
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return [[NSNumberFormatter localizedStringFromNumber:ratio numberStyle:NSNumberFormatterDecimalStyle] stringByAppendingString:@"w"];
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}
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}
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- (NSInteger)ageWithDateOfBirth{
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NSDate *date = [NSDate br_dateFromString:self dateFormat:@"yyyy-MM-dd"];
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// 出生日期转换 年月日
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NSDateComponents *components1 = [[NSCalendar currentCalendar] components:NSCalendarUnitDay | NSCalendarUnitMonth | NSCalendarUnitYear fromDate:date];
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NSInteger brithDateYear = [components1 year];
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NSInteger brithDateDay = [components1 day];
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NSInteger brithDateMonth = [components1 month];
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// 获取系统当前 年月日
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NSDateComponents *components2 = [[NSCalendar currentCalendar] components:NSCalendarUnitDay | NSCalendarUnitMonth | NSCalendarUnitYear fromDate:[NSDate date]];
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NSInteger currentDateYear = [components2 year];
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NSInteger currentDateDay = [components2 day];
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NSInteger currentDateMonth = [components2 month];
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// 计算年龄
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NSInteger iAge = currentDateYear - brithDateYear - 1;
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if ((currentDateMonth > brithDateMonth) || (currentDateMonth == brithDateMonth && currentDateDay >= brithDateDay)) {
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iAge++;
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}
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return iAge;
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}
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+(NSString *)getTimeWithSecond:(long long)second{
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NSInteger day = second/(60*60*24);
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double hourT = second%(60*60*24)/3600.0;
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NSInteger hour = (NSInteger)ceil(hourT);
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return [NSString stringWithFormat:@"%ld天%ld小时",day,hour];
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}
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// 方法2：更严谨的实现，包含边界条件处理
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+ (NSInteger)convertTimestampToHoursWithPrecision:(long long)endTime {
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NSTimeInterval currentTime = [[NSDate date] timeIntervalSince1970];
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// 将秒转换为毫秒
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long long milliseconds = (long long)(currentTime);
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NSInteger timestamp = endTime - currentTime;
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if (timestamp <= 0) {
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return 0;
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}
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// 处理极小的时间值（小于1秒）
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if (timestamp < 1) {
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return 1; // 即使小于1秒也按1小时计算
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}
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// 计算小时数
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double hours = timestamp / 3600.0;
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// 使用ceil函数向上取整
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NSInteger roundedHours = (NSInteger)ceil(hours);
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// 确保至少为1小时
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return MAX(1, roundedHours);
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}
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@end
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