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#import "LMJEventTool.h"
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@implementation LMJEventModel
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@end
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#define yyyyMMddHHmm @"yyyy-MM-dd HH:mm"
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#define SavedLMJEventsIdenti @"SavedLMJEventsIdenti"
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@interface LMJEventTool ()
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@property (nonatomic, strong) EKEventStore *myEventStore;
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@end
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@implementation LMJEventTool
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static LMJEventTool *eventTool = nil;
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+ (instancetype)sharedEventTool {
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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eventTool = [[LMJEventTool alloc]init];
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});
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return eventTool;
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}
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/**
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* 创建事件
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*/
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- (void )createEventWithEventModel:(LMJEventModel *)eventModel {
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EKEventStore * eventStore = [[EKEventStore alloc]init];
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if ([eventStore respondsToSelector:@selector(requestAccessToEntityType:completion:)]) {
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[eventStore requestAccessToEntityType:EKEntityTypeEvent completion:^(BOOL granted, NSError * _Nullable error) {
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dispatch_async(dispatch_get_main_queue(), ^{
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if (error) {
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NSLog(@"添加失败");
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} else if (!granted) {
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NSLog(@"被拒绝");
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} else {
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//判断当前日历中是否已经创建了该事件
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EKEvent *event = [self getEventWithEKEventModel:eventModel];
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if (event == nil) {
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event = [EKEvent eventWithEventStore:self.myEventStore];
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event.title = eventModel.title;
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event.location = eventModel.location;
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc]init];
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[dateFormatter setDateFormat:yyyyMMddHHmm];
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NSDate *startDate = [dateFormatter dateFromString:eventModel.startDateStr];
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NSDate *endDate = [dateFormatter dateFromString:eventModel.endDateStr];
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event.startDate = startDate;
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event.endDate = endDate;
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event.allDay = eventModel.allDay;
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event.notes = eventModel.notes;
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if (eventModel.alarmStr.length) {
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NSInteger alarmTime = [self getAlarmWithStr:eventModel.alarmStr];
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if (alarmTime != 0) {
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[event addAlarm:[EKAlarm alarmWithRelativeOffset:alarmTime]];
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}
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}
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[event setCalendar:[self.myEventStore defaultCalendarForNewEvents]];
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NSError *err;
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BOOL isSave;
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isSave = [self.myEventStore saveEvent:event span:EKSpanThisEvent error:&err];
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if (isSave) {
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NSString *identifer = event.eventIdentifier;
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NSMutableArray *tmpArr = [NSMutableArray arrayWithObject:identifer];
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NSMutableArray *arr = [[NSUserDefaults standardUserDefaults] objectForKey:SavedLMJEventsIdenti];
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if (!arr) {
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[[NSUserDefaults standardUserDefaults] setObject:tmpArr forKey:SavedLMJEventsIdenti];
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} else {
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[tmpArr addObjectsFromArray:arr];
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[[NSUserDefaults standardUserDefaults] setObject:tmpArr forKey:SavedLMJEventsIdenti];
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}
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}
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}
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}
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}) ;
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}];
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}
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}
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/**
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* 删除事件
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*/
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- (BOOL)deleteEvent:(LMJEventModel *)eventModel {
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BOOL isDeleted = NO;
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NSString *eventIdentif;
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EKEvent * event = [self getEventWithEKEventModel:eventModel];
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eventIdentif = event.eventIdentifier;
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NSError *err = nil;
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isDeleted = [self.myEventStore removeEvent:event span:EKSpanThisEvent commit:YES error:&err];
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if (isDeleted) {
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[self clearIdentifier:eventIdentif];
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}
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return isDeleted;
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}
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//删除后，清除 NSUserDefaults 中的 identifier
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- (void)clearIdentifier:(NSString *)identifier {
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NSMutableArray<NSString *> *savedArr = [[NSUserDefaults standardUserDefaults] objectForKey:SavedLMJEventsIdenti];
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NSArray<NSString *> *newArray = [savedArr filteredArrayUsingPredicate:[NSPredicate predicateWithFormat:@"SELF != %@", identifier]];
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[[NSUserDefaults standardUserDefaults] setObject:newArray forKey:SavedLMJEventsIdenti];
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}
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/**
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* 使用 identifier删除
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*/
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-(void)deleteWithIdentifier:(NSString *)identifier {
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if (!self.myEventStore) {
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self.myEventStore = [[EKEventStore alloc]init];
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}
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EKEvent *event = [self.myEventStore eventWithIdentifier:identifier];
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NSLog(@"eventtitle == %@", event.title);
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BOOL isDeleted = NO;
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NSError *err = nil;
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isDeleted = [self.myEventStore removeEvent:event span:EKSpanThisEvent commit:YES error:&err];
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if (isDeleted) {
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[self clearIdentifier:event.eventIdentifier];
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}
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}
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/**
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* 删除全部保存的
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*/
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- (void)deleteAllCreatedEvent {
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NSMutableArray *savedArr = [[NSUserDefaults standardUserDefaults] objectForKey:SavedLMJEventsIdenti];
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for (int i = 0; i < savedArr.count; i++) {
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NSString *eventIdentifier = savedArr[i];
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[self deleteWithIdentifier:eventIdentifier];
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}
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[[NSUserDefaults standardUserDefaults] removeObjectForKey:SavedLMJEventsIdenti];
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}
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/**
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* 查找日历事件中相同的事件
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*/
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- (EKEvent *)getEventWithEKEventModel:(LMJEventModel *)eventModel {
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EKEventStore * eventStore = [[EKEventStore alloc]init];
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self.myEventStore = eventStore;
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NSDateFormatter *dateFormatter = [[NSDateFormatter alloc]init];
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[dateFormatter setDateFormat:yyyyMMddHHmm];
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NSDate *startDate = [dateFormatter dateFromString:eventModel.startDateStr];
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NSDate *endDate = [dateFormatter dateFromString:eventModel.endDateStr];
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NSPredicate *predicate = [eventStore predicateForEventsWithStartDate:startDate endDate:endDate calendars:@[[eventStore defaultCalendarForNewEvents]]];
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NSArray *events = [eventStore eventsMatchingPredicate:predicate];
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EKEvent *resultEvent = nil;
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if (events) {
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for (EKEvent *event in events) {
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if ([self checkEvent:event sameWithEvent:eventModel]) {
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resultEvent = event;
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}
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}
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}
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return resultEvent;
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}
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/**
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* 判断两个事件是否相同
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*/
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- (BOOL)checkEvent:(EKEvent *)event sameWithEvent:(LMJEventModel *)eventModel {
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NSInteger modelAlarm = [self getAlarmWithStr:eventModel.alarmStr];
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EKAlarm *eventAlarm = event.alarms[0];
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NSInteger alarmInt = eventAlarm.relativeOffset;
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//项目中日程 只有 标题和 时间 和提醒时间 所有只做两个判断
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if ([event.title isEqualToString: eventModel.title] && (modelAlarm == alarmInt)) {
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return YES;
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} else {
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return NO;
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}
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}
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/**
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* 获得提醒 NSinteger
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*/
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- (NSInteger)getAlarmWithStr:(NSString *)alarmStr {
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NSInteger alarmTime;
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if (alarmStr.length == 0) {
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alarmTime = 0;
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} else if ([alarmStr isEqualToString:@"不提醒"]) {
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alarmTime = 0;
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} else if ([alarmStr isEqualToString:@"1分钟前"]) {
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alarmTime = 60.0 * -1.0f;
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} else if ([alarmStr isEqualToString:@"10分钟前"]) {
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alarmTime = 60.0 * -10.f;
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} else if ([alarmStr isEqualToString:@"30分钟前"]) {
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alarmTime = 60.0 * -30.f;
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} else if ([alarmStr isEqualToString:@"1小时前"]) {
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alarmTime = 60.0 * -60.f;
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} else if ([alarmStr isEqualToString:@"1天前"]) {
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alarmTime = 60.0 * - 60.f * 24;
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}else {
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alarmTime = 0;
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}
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return alarmTime;
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}
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@end
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