/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 * Portions Copyright (C) Philipp Kewisch */
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a=this.year;12==i.month&&i.day>25?(n=e.weekOneStarts(a+1,t),i.compare(n)<0?n=e.weekOneStarts(a,t):a++):(n=e.weekOneStarts(a,t),i.compare(n)<0&&(n=e.weekOneStarts(--a,t)));var s=F(i.subtractDate(n).toSeconds()/86400/7)+1;return e._wnCache[r]=s,s}},{key:"addDuration",value:function(t){var e=t.isNegative?-1:1,n=this.second,r=this.minute,i=this.hour,a=this.day;n+=e*t.seconds,r+=e*t.minutes,i+=e*t.hours,a+=e*t.days,a+=7*e*t.weeks,this.second=n,this.minute=r,this.hour=i,this.day=a,this._cachedUnixTime=null}},{key:"subtractDate",value:function(t){var e=this.toUnixTime()+this.utcOffset(),n=t.toUnixTime()+t.utcOffset();return Y.fromSeconds(e-n)}},{key:"subtractDateTz",value:function(t){var e=this.toUnixTime(),n=t.toUnixTime();return Y.fromSeconds(e-n)}},{key:"compare",value:function(t){var e=this.toUnixTime(),n=t.toUnixTime();return e>n?1:n>e?-1:0}},{key:"compareDateOnlyTz",value:function(t,n){var r=this.convertToZone(n),i=t.convertToZone(n),a=0;return 0!=(a=e._cmp_attr(r,i,"year"))||0!=(a=e._cmp_attr(r,i,"month"))||(a=e._cmp_attr(r,i,"day")),a}},{key:"convertToZone",value:function(t){var e=this.clone(),n=this.zone.tzid==t.tzid;return this.isDate||n||N.convert_time(e,this.zone,t),e.zone=t,e}},{key:"utcOffset",value:function(){return this.zone==N.localTimezone||this.zone==N.utcTimezone?0:this.zone.utcOffset(this)}},{key:"toICALString",value:function(){var t=this.toString();return t.length>10?It.icalendar.value["date-time"].toICAL(t):It.icalendar.value.date.toICAL(t)}},{key:"toString",value:function(){var t=this.year+"-"+W(this.month)+"-"+W(this.day);return this.isDate||(t+="T"+W(this.hour)+":"+W(this.minute)+":"+W(this.second),this.zone===N.utcTimezone&&(t+="Z")),t}},{key:"toJSDate",value:function(){return this.zone==N.localTimezone?this.isDate?new Date(this.year,this.month-1,this.day):new Date(this.year,this.month-1,this.day,this.hour,this.minute,this.second,0):new 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Date(1e3*t);this.year=e.getUTCFullYear(),this.month=e.getUTCMonth()+1,this.day=e.getUTCDate(),this._time.isDate?(this.hour=0,this.minute=0,this.second=0):(this.hour=e.getUTCHours(),this.minute=e.getUTCMinutes(),this.second=e.getUTCSeconds()),this._cachedUnixTime=null}},{key:"toUnixTime",value:function(){if(null!==this._cachedUnixTime)return this._cachedUnixTime;var t=this.utcOffset(),e=Date.UTC(this.year,this.month-1,this.day,this.hour,this.minute,this.second-t);return this._cachedUnixTime=e/1e3,this._cachedUnixTime}},{key:"toJSON",value:function(){for(var t,e=["year","month","day","hour","minute","second","isDate"],n=Object.create(null),r=0,i=e.length;r<i;r++)n[t=e[r]]=this[t];return this.zone&&(n.timezone=this.zone.tzid),n}}],[{key:"daysInMonth",value:function(t,n){var r=30;return t<1||t>12||(r=[0,31,28,31,30,31,30,31,31,30,31,30,31][t],2==t&&(r+=e.isLeapYear(n))),r}},{key:"isLeapYear",value:function(t){return 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e=this.toSeconds(),n=t.toSeconds();return(e>n)-(n>e)}},{key:"_normalize",value:function(){for(var t=this.toSeconds(),e=this.factor;t<-43200;)t+=97200;for(;t>50400;)t-=97200;this.fromSeconds(t),0==t&&(this.factor=e)}},{key:"toICALString",value:function(){return It.icalendar.value["utc-offset"].toICAL(this.toString())}},{key:"toString",value:function(){return(1==this.factor?"+":"-")+W(this.hours)+":"+W(this.minutes)}}],[{key:"fromString",value:function(e){var n={};return n.factor="+"===e[0]?1:-1,n.hours=P(e.slice(1,3)),n.minutes=P(e.slice(4,6)),new t(n)}},{key:"fromSeconds",value:function(e){var n=new t;return n.fromSeconds(e),n}}])}(),Z=function(t){function n(t,r,i){var s;return a(this,n),u(s=e(this,n,[t,r]),"icalclass","vcardtime"),u(s,"icaltype","date-and-or-time"),s.icaltype=i||"date-and-or-time",s}return l(n,t),o(n,[{key:"clone",value:function(){return new n(this._time,this.zone,this.icaltype)}},{key:"_normalize",value:function(){return this}},{key:"utcOffset",value:function(){return this.zone instanceof J?this.zone.toSeconds():b.prototype.utcOffset.apply(this,arguments)}},{key:"toICALString",value:function(){return It.vcard.value[this.icaltype].toICAL(this.toString())}},{key:"toString",value:function(){var t,e=this.year,n=this.month,r=this.day,i=this.hour,a=this.minute,s=this.second,o=null!==n,u=null!==r,l=null!==i,h=null!==a,c=null!==s,f=(null!==e?W(e)+(o||u?"-":""):o||u?"--":"")+(o?W(n):"")+(u?"-"+W(r):""),d=(l?W(i):"-")+(l&&h?":":"")+(h?W(a):"")+(l||h?"":"-")+(h&&c?":":"")+(c?W(s):"");if(this.zone===N.utcTimezone)t="Z";else if(this.zone instanceof J)t=this.zone.toString();else if(this.zone===N.localTimezone)t="";else if(this.zone instanceof N){t=J.fromSeconds(this.zone.utcOffset(this)).toString()}else t="";switch(this.icaltype){case"time":return d+t;case"date-and-or-time":case"date-time":return f+("--"==d?"":"T"+d+t);case"date":return f}return null}}],[{key:"fromDateAndOrTimeString",value:function(t,e){function r(t,e,n){return t?P(t.slice(e,e+n)):null}var i=t.split("T"),a=i[0],s=i[1],o=s?It.vcard.value.time._splitZone(s):[],u=o[0],l=o[1],h=a?a.length:0,c=l?l.length:0,f=a&&"-"==a[0]&&"-"==a[1],d=l&&"-"==l[0];return new n({year:f?null:r(a,0,4),month:!f||4!=h&&7!=h?7==h||10==h?r(a,5,2):null:r(a,2,2),day:5==h?r(a,3,2):7==h&&f?r(a,5,2):10==h?r(a,8,2):null,hour:d?null:r(l,0,2),minute:d&&3==c?r(l,1,2):c>4?r(l,d?1:3,2):null,second:4==c?r(l,2,2):6==c?r(l,4,2):8==c?r(l,6,2):null},u="Z"==u?N.utcTimezone:u&&":"==u[3]?J.fromString(u):null,e)}}])}(b),G=function(){function t(e){a(this,t),u(this,"completed",!1),u(this,"rule",null),u(this,"dtstart",null),u(this,"last",null),u(this,"occurrence_number",0),u(this,"by_indices",null),u(this,"initialized",!1),u(this,"by_data",null),u(this,"days",null),u(this,"days_index",0),this.fromData(e)}return o(t,[{key:"fromData",value:function(t){if(this.rule=U(t.rule,rt),!this.rule)throw new Error("iterator requires a (ICAL.Recur) rule");if(this.dtstart=U(t.dtstart,b),!this.dtstart)throw new Error("iterator requires a (ICAL.Time) dtstart");if(t.by_data?this.by_data=t.by_data:this.by_data=H(this.rule.parts,!0),t.occurrence_number&&(this.occurrence_number=t.occurrence_number),this.days=t.days||[],t.last&&(this.last=U(t.last,b)),this.by_indices=t.by_indices,this.by_indices||(this.by_indices={BYSECOND:0,BYMINUTE:0,BYHOUR:0,BYDAY:0,BYMONTH:0,BYWEEKNO:0,BYMONTHDAY:0}),this.initialized=t.initialized||!1,!this.initialized)try{this.init()}catch(t){if(!(t instanceof X))throw t;this.completed=!0}}},{key:"init",value:function(){var t=this;this.initialized=!0,this.last=this.dtstart.clone();var e=this.by_data;if("BYDAY"in e&&this.sort_byday_rules(e.BYDAY),"BYYEARDAY"in e&&("BYMONTH"in e||"BYWEEKNO"in e||"BYMONTHDAY"in e||"BYDAY"in e))throw new Error("Invalid BYYEARDAY rule");if("BYWEEKNO"in e&&"BYMONTHDAY"in e)throw new Error("BYWEEKNO does not fit to BYMONTHDAY");if("MONTHLY"==this.rule.freq&&("BYYEARDAY"in e||"BYWEEKNO"in e))throw new Error("For MONTHLY recurrences neither BYYEARDAY nor BYWEEKNO may appear");if("WEEKLY"==this.rule.freq&&("BYYEARDAY"in e||"BYMONTHDAY"in e))throw new Error("For WEEKLY recurrences neither BYMONTHDAY nor BYYEARDAY may appear");if("YEARLY"!=this.rule.freq&&"BYYEARDAY"in e)throw new Error("BYYEARDAY may only appear in YEARLY rules");if(this.last.second=this.setup_defaults("BYSECOND","SECONDLY",this.dtstart.second),this.last.minute=this.setup_defaults("BYMINUTE","MINUTELY",this.dtstart.minute),this.last.hour=this.setup_defaults("BYHOUR","HOURLY",this.dtstart.hour),this.last.day=this.setup_defaults("BYMONTHDAY","DAILY",this.dtstart.day),this.last.month=this.setup_defaults("BYMONTH","MONTHLY",this.dtstart.month),"WEEKLY"==this.rule.freq)if("BYDAY"in e){var n=d(this.ruleDayOfWeek(e.BYDAY[0],this.rule.wkst),2)[1],r=n-this.last.dayOfWeek(this.rule.wkst);(this.last.dayOfWeek(this.rule.wkst)<n&&r>=0||r<0)&&(this.last.day+=r)}else{var i=rt.numericDayToIcalDay(this.dtstart.dayOfWeek());e.BYDAY=[i]}if("YEARLY"==this.rule.freq){for(var a=this.rule.until?this.rule.until.year:2e4;this.last.year<=a&&(this.expand_year_days(this.last.year),!(this.days.length>0));)this.increment_year(this.rule.interval);if(0==this.days.length)throw new X;this._nextByYearDay()}if("MONTHLY"==this.rule.freq)if(this.has_by_data("BYDAY")){var s,o=null,u=this.last.clone(),l=b.daysInMonth(this.last.month,this.last.year),h=v(this.by_data.BYDAY);try{for(h.s();!(s=h.n()).done;){var c=s.value;this.last=u.clone();var f=d(this.ruleDayOfWeek(c),2),y=f[0],m=f[1],p=this.last.nthWeekDay(m,y);if(y>=6||y<=-6)throw new Error("Malformed values in BYDAY part");if(p>l||p<=0){if(o&&o.month==u.month)continue;for(;p>l||p<=0;)this.increment_month(),l=b.daysInMonth(this.last.month,this.last.year),p=this.last.nthWeekDay(m,y)}this.last.day=p,(!o||this.last.compare(o)<0)&&(o=this.last.clone())}}catch(t){h.e(t)}finally{h.f()}if(this.last=o.clone(),this.has_by_data("BYMONTHDAY")&&this._byDayAndMonthDay(!0),this.last.day>l||0==this.last.day)throw new Error("Malformed values in BYDAY part")}else if(this.has_by_data("BYMONTHDAY")){this.last.day=1;var _=this.normalizeByMonthDayRules(this.last.year,this.last.month,this.rule.parts.BYMONTHDAY).filter((function(e){return e>=t.last.day}));if(_.length)this.last.day=_[0],this.by_data.BYMONTHDAY=_;else if(!this.next_month()&&!this.next_month()&&!this.next_month())throw new Error("No possible occurrences")}}},{key:"next",value:function(){var t,e=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=this.last?this.last.clone():null;if((this.rule.count&&this.occurrence_number>=this.rule.count||this.rule.until&&this.last.compare(this.rule.until)>0)&&(this.completed=!0),this.completed)return null;if(0==this.occurrence_number&&this.last.compare(this.dtstart)>=0)return this.occurrence_number++,this.last;do{switch(t=1,this.rule.freq){case"SECONDLY":this.next_second();break;case"MINUTELY":this.next_minute();break;case"HOURLY":this.next_hour();break;case"DAILY":this.next_day();break;case"WEEKLY":this.next_week();break;case"MONTHLY":t=this.next_month();break;case"YEARLY":this.next_year();break;default:return null}}while(!this.check_contracting_rules()||this.last.compare(this.dtstart)<0||!t);if(0==this.last.compare(n)){if(e)throw new Error("Same occurrence found twice, protecting you from death by recursion");this.next(!0)}return this.rule.until&&this.last.compare(this.rule.until)>0?(this.completed=!0,null):(this.occurrence_number++,this.last)}},{key:"next_second",value:function(){return this.next_generic("BYSECOND","SECONDLY","second","minute")}},{key:"increment_second",value:function(t){return this.increment_generic(t,"second",60,"minute")}},{key:"next_minute",value:function(){return this.next_generic("BYMINUTE","MINUTELY","minute","hour","next_second")}},{key:"increment_minute",value:function(t){return this.increment_generic(t,"minute",60,"hour")}},{key:"next_hour",value:function(){return this.next_generic("BYHOUR","HOURLY","hour","monthday","next_minute")}},{key:"increment_hour",value:function(t){this.increment_generic(t,"hour",24,"monthday")}},{key:"next_day",value:function(){var t="DAILY"==this.rule.freq;return 0==this.next_hour()||(t?this.increment_monthday(this.rule.interval):this.increment_monthday(1)),0}},{key:"next_week",value:function(){var t=0;if(0==this.next_weekday_by_week())return t;if(this.has_by_data("BYWEEKNO")){this.by_indices.BYWEEKNO++,this.by_indices.BYWEEKNO==this.by_data.BYWEEKNO.length&&(this.by_indices.BYWEEKNO=0,t=1),this.last.month=1,this.last.day=1;var e=this.by_data.BYWEEKNO[this.by_indices.BYWEEKNO];this.last.day+=7*e,t&&this.increment_year(1)}else this.increment_monthday(7*this.rule.interval);return t}},{key:"normalizeByMonthDayRules",value:function(t,e,n){for(var r,i=b.daysInMonth(e,t),a=[],s=0,o=n.length;s<o;s++){if(r=parseInt(n[s],10),isNaN(r))throw new Error("Invalid BYMONTHDAY value");if(!(Math.abs(r)>i)){if(r<0)r=i+(r+1);else if(0===r)continue;-1===a.indexOf(r)&&a.push(r)}}return a.sort((function(t,e){return t-e}))}},{key:"_byDayAndMonthDay",value:function(t){var e,n,r,i,a=this.by_data.BYDAY,s=0,o=a.length,u=0,l=this,h=this.last.day;function c(){for(i=b.daysInMonth(l.last.month,l.last.year),e=l.normalizeByMonthDayRules(l.last.year,l.last.month,l.by_data.BYMONTHDAY),r=e.length;e[s]<=h&&(!t||e[s]!=h)&&s<r-1;)s++}function f(){h=0,l.increment_month(),s=0,c()}c(),t&&(h-=1);for(var d=48;!u&&d;)if(d--,(n=h+1)>i)f();else{var y=e[s++];if(y>=n){h=y;for(var m=0;m<o;m++){var p=this.ruleDayOfWeek(a[m]),v=p[0],_=p[1];if(this.last.day=h,this.last.isNthWeekDay(_,v)){u=1;break}}u||s!==r||f()}else f()}if(d<=0)throw new Error("Malformed values in BYDAY combined with BYMONTHDAY parts");return u}},{key:"next_month",value:function(){var t=1;if(0==this.next_hour())return t;if(this.has_by_data("BYDAY")&&this.has_by_data("BYMONTHDAY"))t=this._byDayAndMonthDay();else if(this.has_by_data("BYDAY")){var e,n=b.daysInMonth(this.last.month,this.last.year),r=0,i=0;if(this.has_by_data("BYSETPOS")){for(var a=this.last.day,s=1;s<=n;s++)this.last.day=s,this.is_day_in_byday(this.last)&&(i++,s<=a&&r++);this.last.day=a}for(t=0,e=this.last.day+1;e<=n;e++)if(this.last.day=e,this.is_day_in_byday(this.last)&&(!this.has_by_data("BYSETPOS")||this.check_set_position(++r)||this.check_set_position(r-i-1))){t=1;break}e>n&&(this.last.day=1,this.increment_month(),this.is_day_in_byday(this.last)?this.has_by_data("BYSETPOS")&&!this.check_set_position(1)||(t=1):t=0)}else if(this.has_by_data("BYMONTHDAY")){if(this.by_indices.BYMONTHDAY++,this.by_indices.BYMONTHDAY>=this.by_data.BYMONTHDAY.length&&(this.by_indices.BYMONTHDAY=0,this.increment_month(),this.by_indices.BYMONTHDAY>=this.by_data.BYMONTHDAY.length))return 0;var o=b.daysInMonth(this.last.month,this.last.year),u=this.by_data.BYMONTHDAY[this.by_indices.BYMONTHDAY];u<0&&(u=o+u+1),u>o?(this.last.day=1,t=this.is_day_in_byday(this.last)):this.last.day=u}else{this.increment_month();var l=b.daysInMonth(this.last.month,this.last.year);this.by_data.BYMONTHDAY[0]>l?t=0:this.last.day=this.by_data.BYMONTHDAY[0]}return t}},{key:"next_weekday_by_week",value:function(){var t=0;if(0==this.next_hour())return t;if(!this.has_by_data("BYDAY"))return 1;for(;;){var e=new b;this.by_indices.BYDAY++,this.by_indices.BYDAY==Object.keys(this.by_data.BYDAY).length&&(this.by_indices.BYDAY=0,t=1);var n=this.by_data.BYDAY[this.by_indices.BYDAY],r=this.ruleDayOfWeek(n)[1];(r-=this.rule.wkst)<0&&(r+=7),e.year=this.last.year,e.month=this.last.month,e.day=this.last.day;var i=e.startDoyWeek(this.rule.wkst);if(!(r+i<1)||t){var a=b.fromDayOfYear(i+r,this.last.year);return this.last.year=a.year,this.last.month=a.month,this.last.day=a.day,t}}}},{key:"next_year",value:function(){if(0==this.next_hour())return 0;if(++this.days_index==this.days.length){this.days_index=0;do{this.increment_year(this.rule.interval),this.has_by_data("BYMONTHDAY")&&(this.by_data.BYMONTHDAY=this.normalizeByMonthDayRules(this.last.year,this.last.month,this.rule.parts.BYMONTHDAY)),this.expand_year_days(this.last.year)}while(0==this.days.length)}return this._nextByYearDay(),1}},{key:"_nextByYearDay",value:function(){var t=this.days[this.days_index],e=this.last.year;t<1&&(t+=1,e+=1);var n=b.fromDayOfYear(t,e);this.last.day=n.day,this.last.month=n.month}},{key:"ruleDayOfWeek",value:function(t,e){var n=t.match(/([+-]?[0-9])?(MO|TU|WE|TH|FR|SA|SU)/);return n?[parseInt(n[1]||0,10),t=rt.icalDayToNumericDay(n[2],e)]:[0,0]}},{key:"next_generic",value:function(t,e,n,r,i){var a=t in this.by_data,s=this.rule.freq==e,o=0;if(i&&0==this[i]())return o;if(a){this.by_indices[t]++;var u=this.by_data[t];this.by_indices[t]==u.length&&(this.by_indices[t]=0,o=1),this.last[n]=u[this.by_indices[t]]}else s&&this["increment_"+n](this.rule.interval);return a&&o&&s&&this["increment_"+r](1),o}},{key:"increment_monthday",value:function(t){for(var e=0;e<t;e++){var n=b.daysInMonth(this.last.month,this.last.year);this.last.day++,this.last.day>n&&(this.last.day-=n,this.increment_month())}}},{key:"increment_month",value:function(){if(this.last.day=1,this.has_by_data("BYMONTH"))this.by_indices.BYMONTH++,this.by_indices.BYMONTH==this.by_data.BYMONTH.length&&(this.by_indices.BYMONTH=0,this.increment_year(1)),this.last.month=this.by_data.BYMONTH[this.by_indices.BYMONTH];else{"MONTHLY"==this.rule.freq?this.last.month+=this.rule.interval:this.last.month++,this.last.month--;var t=F(this.last.month/12);this.last.month%=12,this.last.month++,0!=t&&this.increment_year(t)}this.has_by_data("BYMONTHDAY")&&(this.by_data.BYMONTHDAY=this.normalizeByMonthDayRules(this.last.year,this.last.month,this.rule.parts.BYMONTHDAY))}},{key:"increment_year",value:function(t){this.last.day=1,this.last.year+=t}},{key:"increment_generic",value:function(t,e,n,r){this.last[e]+=t;var i=F(this.last[e]/n);this.last[e]%=n,0!=i&&this["increment_"+r](i)}},{key:"has_by_data",value:function(t){return t in this.rule.parts}},{key:"expand_year_days",value:function(t){var e=new b;this.days=[];for(var n={},r=0,i=["BYDAY","BYWEEKNO","BYMONTHDAY","BYMONTH","BYYEARDAY"];r<i.length;r++){var a=i[r];a in this.rule.parts&&(n[a]=this.rule.parts[a])}if("BYMONTH"in n&&"BYWEEKNO"in n){var s=1,o={};e.year=t,e.isDate=!0;for(var u=0;u<this.by_data.BYMONTH.length;u++){var l=this.by_data.BYMONTH[u];e.month=l,e.day=1;var h=e.weekNumber(this.rule.wkst);e.day=b.daysInMonth(l,t);var c=e.weekNumber(this.rule.wkst);for(u=h;u<c;u++)o[u]=1}for(var f=0;f<this.by_data.BYWEEKNO.length&&s;f++){this.by_data.BYWEEKNO[f]<52?s&=o[f]:s=0}s?delete n.BYMONTH:delete n.BYWEEKNO}var d=Object.keys(n).length;if(0==d){var y=this.dtstart.clone();y.year=this.last.year,this.days.push(y.dayOfYear())}else if(1==d&&"BYMONTH"in n){var m,p=v(this.by_data.BYMONTH);try{for(p.s();!(m=p.n()).done;){var _=m.value,g=this.dtstart.clone();g.year=t,g.month=_,g.isDate=!0,this.days.push(g.dayOfYear())}}catch(t){p.e(t)}finally{p.f()}}else if(1==d&&"BYMONTHDAY"in n){var D,T=v(this.by_data.BYMONTHDAY);try{for(T.s();!(D=T.n()).done;){var Y=D.value,k=this.dtstart.clone();if(Y<0)Y=Y+b.daysInMonth(k.month,t)+1;k.day=Y,k.year=t,k.isDate=!0,this.days.push(k.dayOfYear())}}catch(t){T.e(t)}finally{T.f()}}else if(2==d&&"BYMONTHDAY"in n&&"BYMONTH"in n){var O,A=v(this.by_data.BYMONTH);try{for(A.s();!(O=A.n()).done;){var S,w=O.value,E=b.daysInMonth(w,t),C=v(this.by_data.BYMONTHDAY);try{for(C.s();!(S=C.n()).done;){var x=S.value;x<0&&(x=x+E+1),e.day=x,e.month=w,e.year=t,e.isDate=!0,this.days.push(e.dayOfYear())}}catch(t){C.e(t)}finally{C.f()}}}catch(t){A.e(t)}finally{A.f()}}else if(1==d&&"BYWEEKNO"in n);else if(2==d&&"BYWEEKNO"in n&&"BYMONTHDAY"in n);else if(1==d&&"BYDAY"in n)this.days=this.days.concat(this.expand_by_day(t));else if(2==d&&"BYDAY"in n&&"BYMONTH"in n){var N,I=v(this.by_data.BYMONTH);try{for(I.s();!(N=I.n()).done;){var B=N.value,M=b.daysInMonth(B,t);e.year=t,e.month=B,e.day=1,e.isDate=!0;var z=e.dayOfWeek(),L=e.dayOfYear()-1;e.day=M;var P=e.dayOfWeek();if(this.has_by_data("BYSETPOS")){for(var U=[],j=1;j<=M;j++)e.day=j,this.is_day_in_byday(e)&&U.push(j);for(var V=0;V<U.length;V++)(this.check_set_position(V+1)||this.check_set_position(V-U.length))&&this.days.push(L+U[V])}else{var H,R=v(this.by_data.BYDAY);try{for(R.s();!(H=R.n()).done;){var W=H.value,F=this.ruleDayOfWeek(W),K=F[0],q=F[1],J=void 0,Z=(q+7-z)%7+1,G=M-(P+7-q)%7;if(0==K)for(var X=Z;X<=M;X+=7)this.days.push(L+X);else K>0?(J=Z+7*(K-1))<=M&&this.days.push(L+J):(J=G+7*(K+1))>0&&this.days.push(L+J)}}catch(t){R.e(t)}finally{R.f()}}}}catch(t){I.e(t)}finally{I.f()}this.days.sort((function(t,e){return t-e}))}else if(2==d&&"BYDAY"in n&&"BYMONTHDAY"in n){var Q,$=v(this.expand_by_day(t));try{for($.s();!(Q=$.n()).done;){var tt=Q.value,et=b.fromDayOfYear(tt,t);this.by_data.BYMONTHDAY.indexOf(et.day)>=0&&this.days.push(tt)}}catch(t){$.e(t)}finally{$.f()}}else if(3==d&&"BYDAY"in n&&"BYMONTHDAY"in n&&"BYMONTH"in n){var nt,rt=v(this.expand_by_day(t));try{for(rt.s();!(nt=rt.n()).done;){var it=nt.value,at=b.fromDayOfYear(it,t);this.by_data.BYMONTH.indexOf(at.month)>=0&&this.by_data.BYMONTHDAY.indexOf(at.day)>=0&&this.days.push(it)}}catch(t){rt.e(t)}finally{rt.f()}}else if(2==d&&"BYDAY"in n&&"BYWEEKNO"in n){var st,ot=v(this.expand_by_day(t));try{for(ot.s();!(st=ot.n()).done;){var ut=st.value,lt=b.fromDayOfYear(ut,t).weekNumber(this.rule.wkst);this.by_data.BYWEEKNO.indexOf(lt)&&this.days.push(ut)}}catch(t){ot.e(t)}finally{ot.f()}}else 3==d&&"BYDAY"in n&&"BYWEEKNO"in n&&"BYMONTHDAY"in n||(this.days=1==d&&"BYYEARDAY"in n?this.days.concat(this.by_data.BYYEARDAY):[]);var ht=b.isLeapYear(t)?366:365;return this.days.sort((function(t,e){return t<0&&(t+=ht+1),e<0&&(e+=ht+1),t-e})),0}},{key:"expand_by_day",value:function(t){var e=[],n=this.last.clone();n.year=t,n.month=1,n.day=1,n.isDate=!0;var r=n.dayOfWeek();n.month=12,n.day=31,n.isDate=!0;var i,a=n.dayOfWeek(),s=n.dayOfYear(),o=v(this.by_data.BYDAY);try{for(o.s();!(i=o.n()).done;){var u=i.value,l=this.ruleDayOfWeek(u),h=l[0],c=l[1];if(0==h)for(var f=(c+7-r)%7+1;f<=s;f+=7)e.push(f);else if(h>0){var d=void 0;d=c>=r?c-r+1:c-r+8,e.push(d+7*(h-1))}else{var y=void 0;h=-h,y=c<=a?s-a+c:s-a+c-7,e.push(y-7*(h-1))}}}catch(t){o.e(t)}finally{o.f()}return e}},{key:"is_day_in_byday",value:function(t){if(this.by_data.BYDAY){var e,n=v(this.by_data.BYDAY);try{for(n.s();!(e=n.n()).done;){var r=e.value,i=this.ruleDayOfWeek(r),a=i[0],s=i[1],o=t.dayOfWeek();if(0==a&&s==o||t.nthWeekDay(s,a)==t.day)return 1}}catch(t){n.e(t)}finally{n.f()}}return 0}},{key:"check_set_position",value:function(t){return!!this.has_by_data("BYSETPOS")&&-1!==this.by_data.BYSETPOS.indexOf(t)}},{key:"sort_byday_rules",value:function(t){for(var e=0;e<t.length;e++)for(var n=0;n<e;n++){if(this.ruleDayOfWeek(t[n],this.rule.wkst)[1]>this.ruleDayOfWeek(t[e],this.rule.wkst)[1]){var r=t[e];t[e]=t[n],t[n]=r}}}},{key:"check_contract_restriction",value:function(e,n){var r=t._indexMap[e],i=t._expandMap[this.rule.freq][r],a=!1;if(e in this.by_data&&i==t.CONTRACT){var s,o=v(this.by_data[e]);try{for(o.s();!(s=o.n()).done;){if(s.value==n){a=!0;break}}}catch(t){o.e(t)}finally{o.f()}}else a=!0;return a}},{key:"check_contracting_rules",value:function(){var t=this.last.dayOfWeek(),e=this.last.weekNumber(this.rule.wkst),n=this.last.dayOfYear();return this.check_contract_restriction("BYSECOND",this.last.second)&&this.check_contract_restriction("BYMINUTE",this.last.minute)&&this.check_contract_restriction("BYHOUR",this.last.hour)&&this.check_contract_restriction("BYDAY",rt.numericDayToIcalDay(t))&&this.check_contract_restriction("BYWEEKNO",e)&&this.check_contract_restriction("BYMONTHDAY",this.last.day)&&this.check_contract_restriction("BYMONTH",this.last.month)&&this.check_contract_restriction("BYYEARDAY",n)}},{key:"setup_defaults",value:function(e,n,r){var i=t._indexMap[e];return t._expandMap[this.rule.freq][i]!=t.CONTRACT&&(e in this.by_data||(this.by_data[e]=[r]),this.rule.freq!=n)?this.by_data[e][0]:r}},{key:"toJSON",value:function(){var t=Object.create(null);return t.initialized=this.initialized,t.rule=this.rule.toJSON(),t.dtstart=this.dtstart.toJSON(),t.by_data=this.by_data,t.days=this.days,t.last=this.last.toJSON(),t.by_indices=this.by_indices,t.occurrence_number=this.occurrence_number,t}}])}();u(G,"_indexMap",{BYSECOND:0,BYMINUTE:1,BYHOUR:2,BYDAY:3,BYMONTHDAY:4,BYYEARDAY:5,BYWEEKNO:6,BYMONTH:7,BYSETPOS:8}),u(G,"_expandMap",{SECONDLY:[1,1,1,1,1,1,1,1],MINUTELY:[2,1,1,1,1,1,1,1],HOURLY:[2,2,1,1,1,1,1,1],DAILY:[2,2,2,1,1,1,1,1],WEEKLY:[2,2,2,2,3,3,1,1],MONTHLY:[2,2,2,2,2,3,3,1],YEARLY:[2,2,2,2,2,2,2,2]}),u(G,"UNKNOWN",0),u(G,"CONTRACT",1),u(G,"EXPAND",2),u(G,"ILLEGAL",3);var X=function(t){function n(){return a(this,n),e(this,n,["Recurrence rule has no valid occurrences"])}return l(n,t),o(n)}(f(Error)),Q=/^(SU|MO|TU|WE|TH|FR|SA)$/,$=/^([+-])?(5[0-3]|[1-4][0-9]|[1-9])?(SU|MO|TU|WE|TH|FR|SA)$/,tt={SU:b.SUNDAY,MO:b.MONDAY,TU:b.TUESDAY,WE:b.WEDNESDAY,TH:b.THURSDAY,FR:b.FRIDAY,SA:b.SATURDAY},et=Object.fromEntries(Object.entries(tt).map((function(t){return t.reverse()}))),nt=["SECONDLY","MINUTELY","HOURLY","DAILY","WEEKLY","MONTHLY","YEARLY"],rt=function(){function t(e){a(this,t),u(this,"parts",null),u(this,"interval",1),u(this,"wkst",b.MONDAY),u(this,"until",null),u(this,"count",null),u(this,"freq",null),u(this,"icalclass","icalrecur"),u(this,"icaltype","recur"),this.wrappedJSObject=this,this.parts={},e&&"object"===i(e)&&this.fromData(e)}return o(t,[{key:"iterator",value:function(t){return new G({rule:this,dtstart:t})}},{key:"clone",value:function(){return new t(this.toJSON())}},{key:"isFinite",value:function(){return!(!this.count&&!this.until)}},{key:"isByCount",value:function(){return!(!this.count||this.until)}},{key:"addComponent",value:function(t,e){var n=t.toUpperCase();n in this.parts?this.parts[n].push(e):this.parts[n]=[e]}},{key:"setComponent",value:function(t,e){this.parts[t.toUpperCase()]=e.slice()}},{key:"getComponent",value:function(t){var e=t.toUpperCase();return e in this.parts?this.parts[e].slice():[]}},{key:"getNextOccurrence",value:function(t,e){var n,r=this.iterator(t);do{n=r.next()}while(n&&n.compare(e)<=0);return n&&e.zone&&(n.zone=e.zone),n}},{key:"fromData",value:function(e){for(var n in e){var r=n.toUpperCase();r in st?Array.isArray(e[n])?this.parts[r]=e[n]:this.parts[r]=[e[n]]:this[n]=e[n]}this.interval&&"number"!=typeof this.interval&&at.INTERVAL(this.interval,this),this.wkst&&"number"!=typeof this.wkst&&(this.wkst=t.icalDayToNumericDay(this.wkst)),!this.until||this.until instanceof b||(this.until=b.fromString(this.until))}},{key:"toJSON",value:function(){var e=Object.create(null);e.freq=this.freq,this.count&&(e.count=this.count),this.interval>1&&(e.interval=this.interval);for(var n=0,r=Object.entries(this.parts);n<r.length;n++){var i=d(r[n],2),a=i[0],s=i[1];Array.isArray(s)&&1==s.length?e[a.toLowerCase()]=s[0]:e[a.toLowerCase()]=H(s)}return this.until&&(e.until=this.until.toString()),"wkst"in this&&this.wkst!==b.DEFAULT_WEEK_START&&(e.wkst=t.numericDayToIcalDay(this.wkst)),e}},{key:"toString",value:function(){var e="FREQ="+this.freq;this.count&&(e+=";COUNT="+this.count),this.interval>1&&(e+=";INTERVAL="+this.interval);for(var n=0,r=Object.entries(this.parts);n<r.length;n++){var i=d(r[n],2);e+=";"+i[0]+"="+i[1]}return this.until&&(e+=";UNTIL="+this.until.toICALString()),"wkst"in this&&this.wkst!==b.DEFAULT_WEEK_START&&(e+=";WKST="+t.numericDayToIcalDay(this.wkst)),e}}],[{key:"fromString",value:function(e){return new t(this._stringToData(e,!1))}},{key:"fromData",value:function(e){return new t(e)}},{key:"_stringToData",value:function(t,e){for(var n=Object.create(null),r=t.split(";"),i=r.length,a=0;a<i;a++){var s=r[a].split("="),o=s[0].toUpperCase(),u=s[0].toLowerCase(),l=e?u:o,h=s[1];if(o in st){var c,f=h.split(","),d=new Set,m=v(f);try{for(m.s();!(c=m.n()).done;){var p=c.value;d.add(st[o](p))}}catch(t){m.e(t)}finally{m.f()}f=y(d),n[l]=1==f.length?f[0]:f}else o in at?at[o](h,n,e):n[u]=h}return n}},{key:"icalDayToNumericDay",value:function(t,e){var n=e||b.SUNDAY;return(tt[t]-n+7)%7+1}},{key:"numericDayToIcalDay",value:function(t,e){var n=t+(e||b.SUNDAY)-b.SUNDAY;return n>7&&(n-=7),et[n]}}])}();function it(t,e,n,r){var i=r;if("+"===r[0]&&(i=r.slice(1)),i=P(i),void 0!==e&&r<e)throw new Error(t+': invalid value "'+r+'" must be > '+e);if(void 0!==n&&r>n)throw new Error(t+': invalid value "'+r+'" must be < '+e);return i}var at={FREQ:function(t,e,n){if(-1===nt.indexOf(t))throw new Error('invalid frequency "'+t+'" expected: "'+nt.join(", ")+'"');e.freq=t},COUNT:function(t,e,n){e.count=P(t)},INTERVAL:function(t,e,n){e.interval=P(t),e.interval<1&&(e.interval=1)},UNTIL:function(t,e,n){t.length>10?e.until=It.icalendar.value["date-time"].fromICAL(t):e.until=It.icalendar.value.date.fromICAL(t),n||(e.until=b.fromString(e.until))},WKST:function(t,e,n){if(!Q.test(t))throw new Error('invalid WKST value "'+t+'"');e.wkst=rt.icalDayToNumericDay(t)}},st={BYSECOND:it.bind(void 0,"BYSECOND",0,60),BYMINUTE:it.bind(void 0,"BYMINUTE",0,59),BYHOUR:it.bind(void 0,"BYHOUR",0,23),BYDAY:function(t){if($.test(t))return t;throw new Error('invalid BYDAY value "'+t+'"')},BYMONTHDAY:it.bind(void 0,"BYMONTHDAY",-31,31),BYYEARDAY:it.bind(void 0,"BYYEARDAY",-366,366),BYWEEKNO:it.bind(void 0,"BYWEEKNO",-53,53),BYMONTH:it.bind(void 0,"BYMONTH",1,12),BYSETPOS:it.bind(void 0,"BYSETPOS",-366,366)},ot=function(){function t(e){if(a(this,t),u(this,"start",null),u(this,"end",null),u(this,"duration",null),u(this,"icalclass","icalperiod"),u(this,"icaltype","period"),this.wrappedJSObject=this,e&&"start"in e){if(e.start&&!(e.start instanceof b))throw new TypeError(".start must be an instance of ICAL.Time");this.start=e.start}if(e&&e.end&&e.duration)throw new Error("cannot accept both end and duration");if(e&&"end"in e){if(e.end&&!(e.end instanceof b))throw new TypeError(".end must be an instance of ICAL.Time");this.end=e.end}if(e&&"duration"in e){if(e.duration&&!(e.duration instanceof Y))throw new TypeError(".duration must be an instance of ICAL.Duration");this.duration=e.duration}}return o(t,[{key:"clone",value:function(){return t.fromData({start:this.start?this.start.clone():null,end:this.end?this.end.clone():null,duration:this.duration?this.duration.clone():null})}},{key:"getDuration",value:function(){return this.duration?this.duration:this.end.subtractDate(this.start)}},{key:"getEnd",value:function(){if(this.end)return this.end;var t=this.start.clone();return t.addDuration(this.duration),t}},{key:"toString",value:function(){return this.start+"/"+(this.end||this.duration)}},{key:"toJSON",value:function(){return[this.start.toString(),(this.end||this.duration).toString()]}},{key:"toICALString",value:function(){return this.start.toICALString()+"/"+(this.end||this.duration).toICALString()}}],[{key:"fromString",value:function(e,n){var r=e.split("/");if(2!==r.length)throw new Error('Invalid string value: "'+e+'" must contain a "/" char.');var i={start:b.fromDateTimeString(r[0],n)},a=r[1];return Y.isValueString(a)?i.duration=Y.fromString(a):i.end=b.fromDateTimeString(a,n),new t(i)}},{key:"fromData",value:function(e){return new t(e)}},{key:"fromJSON",value:function(e,n,r){function i(t,e){return r?b.fromString(t,e):b.fromDateTimeString(t,e)}return Y.isValueString(e[1])?t.fromData({start:i(e[0],n),duration:Y.fromString(e[1])}):t.fromData({start:i(e[0],n),end:i(e[1],n)})}}])}(),ut=/\\\\|\\,|\\[Nn]/g,lt=/\\|,|\n/g;function ht(t,e){return{matches:/.*/,fromICAL:function(e,n){return function(t,e,n){if(-1===t.indexOf("\\"))return t;n&&(e=new RegExp(e.source+"|\\\\"+n,e.flags));return t.replace(e,Tt)}(e,t,n)},toICAL:function(t,n){var r=e;return n&&(r=new RegExp(r.source+"|"+n,r.flags)),t.replace(r,(function(t){switch(t){case"\\":return"\\\\";case";":return"\\;";case",":return"\\,";case"\n":return"\\n";default:return t}}))}}}var ct={defaultType:"text"},ft={defaultType:"text",multiValue:","},dt={defaultType:"text",structuredValue:";"},yt={defaultType:"integer"},mt={defaultType:"date-time",allowedTypes:["date-time","date"]},pt={defaultType:"date-time"},vt={defaultType:"uri"},_t={defaultType:"utc-offset"},gt={defaultType:"recur"},Dt={defaultType:"date-and-or-time",allowedTypes:["date-time","date","text"]};function Tt(t){switch(t){case"\\\\":return"\\";case"\\;":return";";case"\\,":return",";case"\\n":case"\\N":return"\n";default:return t}}var Yt={categories:ft,url:vt,version:ct,uid:ct},kt={boolean:{values:["TRUE","FALSE"],fromICAL:function(t){return"TRUE"===t},toICAL:function(t){return t?"TRUE":"FALSE"}},float:{matches:/^[+-]?\d+\.\d+$/,fromICAL:function(t){var e=parseFloat(t);return L(e)?0:e},toICAL:function(t){return String(t)}},integer:{fromICAL:function(t){var e=parseInt(t);return L(e)?0:e},toICAL:function(t){return String(t)}},"utc-offset":{toICAL:function(t){return t.length<7?t.slice(0,3)+t.slice(4,6):t.slice(0,3)+t.slice(4,6)+t.slice(7,9)},fromICAL:function(t){return t.length<6?t.slice(0,3)+":"+t.slice(3,5):t.slice(0,3)+":"+t.slice(3,5)+":"+t.slice(5,7)},decorate:function(t){return J.fromString(t)},undecorate:function(t){return t.toString()}}},bt=K(kt,{text:ht(/\\\\|\\;|\\,|\\[Nn]/g,/\\|;|,|\n/g),uri:{},binary:{decorate:function(t){return g.fromString(t)},undecorate:function(t){return t.toString()}},"cal-address":{},date:{decorate:function(t,e){return It.strict?b.fromDateString(t,e):b.fromString(t,e)},undecorate:function(t){return t.toString()},fromICAL:function(t){return!It.strict&&t.length>=15?bt["date-time"].fromICAL(t):t.slice(0,4)+"-"+t.slice(4,6)+"-"+t.slice(6,8)},toICAL:function(t){var e=t.length;return 10==e?t.slice(0,4)+t.slice(5,7)+t.slice(8,10):e>=19?bt["date-time"].toICAL(t):t}},"date-time":{fromICAL:function(t){if(It.strict||8!=t.length){var e=t.slice(0,4)+"-"+t.slice(4,6)+"-"+t.slice(6,8)+"T"+t.slice(9,11)+":"+t.slice(11,13)+":"+t.slice(13,15);return t[15]&&"Z"===t[15]&&(e+="Z"),e}return bt.date.fromICAL(t)},toICAL:function(t){var e=t.length;if(10!=e||It.strict){if(e>=19){var n=t.slice(0,4)+t.slice(5,7)+t.slice(8,13)+t.slice(14,16)+t.slice(17,19);return t[19]&&"Z"===t[19]&&(n+="Z"),n}return t}return bt.date.toICAL(t)},decorate:function(t,e){return It.strict?b.fromDateTimeString(t,e):b.fromString(t,e)},undecorate:function(t){return t.toString()}},duration:{decorate:function(t){return Y.fromString(t)},undecorate:function(t){return t.toString()}},period:{fromICAL:function(t){var e=t.split("/");return e[0]=bt["date-time"].fromICAL(e[0]),Y.isValueString(e[1])||(e[1]=bt["date-time"].fromICAL(e[1])),e},toICAL:function(t){return t=t.slice(),It.strict||10!=t[0].length?t[0]=bt["date-time"].toICAL(t[0]):t[0]=bt.date.toICAL(t[0]),Y.isValueString(t[1])||(It.strict||10!=t[1].length?t[1]=bt["date-time"].toICAL(t[1]):t[1]=bt.date.toICAL(t[1])),t.join("/")},decorate:function(t,e){return ot.fromJSON(t,e,!It.strict)},undecorate:function(t){return t.toJSON()}},recur:{fromICAL:function(t){return rt._stringToData(t,!0)},toICAL:function(t){for(var e="",n=0,r=Object.entries(t);n<r.length;n++){var i=d(r[n],2),a=i[0],s=i[1];"until"==a?s=s.length>10?bt["date-time"].toICAL(s):bt.date.toICAL(s):"wkst"==a?"number"==typeof s&&(s=rt.numericDayToIcalDay(s)):Array.isArray(s)&&(s=s.join(",")),e+=a.toUpperCase()+"="+s+";"}return e.slice(0,Math.max(0,e.length-1))},decorate:function(t){return rt.fromData(t)},undecorate:function(t){return t.toJSON()}},time:{fromICAL:function(t){if(t.length<6)return t;var e=t.slice(0,2)+":"+t.slice(2,4)+":"+t.slice(4,6);return"Z"===t[6]&&(e+="Z"),e},toICAL:function(t){if(t.length<8)return t;var 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Z.fromDateAndOrTimeString(t,"date")},undecorate:function(t){return t.toString()},fromICAL:function(t){return 8==t.length?bt.date.fromICAL(t):"-"==t[0]&&6==t.length?t.slice(0,4)+"-"+t.slice(4):t},toICAL:function(t){return 10==t.length?bt.date.toICAL(t):"-"==t[0]&&7==t.length?t.slice(0,4)+t.slice(5):t}},time:{decorate:function(t){return Z.fromDateAndOrTimeString("T"+t,"time")},undecorate:function(t){return t.toString()},fromICAL:function(t){var e=At.time._splitZone(t,!0),n=e[0],r=e[1];return 6==r.length?r=r.slice(0,2)+":"+r.slice(2,4)+":"+r.slice(4,6):4==r.length&&"-"!=r[0]?r=r.slice(0,2)+":"+r.slice(2,4):5==r.length&&(r=r.slice(0,3)+":"+r.slice(3,5)),5!=n.length||"-"!=n[0]&&"+"!=n[0]||(n=n.slice(0,3)+":"+n.slice(3)),r+n},toICAL:function(t){var e=At.time._splitZone(t),n=e[0],r=e[1];return 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At.date.toICAL(e[0])+(e[1]?"T"+At.time.toICAL(e[1]):"")}},timestamp:bt["date-time"],"language-tag":{matches:/^[a-zA-Z0-9-]+$/},"phone-number":{fromICAL:function(t){return Array.from(t).filter((function(t){return"\\"===t?void 0:t})).join("")},toICAL:function(t){return Array.from(t).map((function(t){return","===t||";"===t?"\\"+t:t})).join("")}}}),St=K(Yt,{adr:{defaultType:"text",structuredValue:";",multiValue:","},anniversary:Dt,bday:Dt,caladruri:vt,caluri:vt,clientpidmap:dt,email:ct,fburl:vt,fn:ct,gender:dt,geo:vt,impp:vt,key:vt,kind:ct,lang:{defaultType:"language-tag"},logo:vt,member:vt,n:{defaultType:"text",structuredValue:";",multiValue:","},nickname:ft,note:ct,org:{defaultType:"text",structuredValue:";"},photo:vt,related:vt,rev:{defaultType:"timestamp"},role:ct,sound:vt,source:vt,tel:{defaultType:"uri",allowedTypes:["uri","text"]},title:ct,tz:{defaultType:"text",allowedTypes:["text","utc-offset","uri"]},xml:ct}),wt=K(kt,{binary:bt.binary,date:At.date,"date-time":At["date-time"],"phone-number":At["phone-number"],uri:bt.uri,text:bt.text,time:bt.time,vcard:bt.text,"utc-offset":{toICAL:function(t){return t.slice(0,7)},fromICAL:function(t){return t.slice(0,7)},decorate:function(t){return J.fromString(t)},undecorate:function(t){return 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t&&t in It.components?It.components[t]:It.defaultSet}},Bt="\r\n",Mt="unknown",zt={'"':"^'","\n":"^n","^":"^^"};function Lt(t){"string"==typeof t[0]&&(t=[t]);for(var e=0,n=t.length,r="";e<n;e++)r+=Lt.component(t[e])+Bt;return r}Lt.component=function(t,e){var n=t[0].toUpperCase(),r="BEGIN:"+n+Bt,i=t[1],a=0,s=i.length,o=t[0];for("vcard"===o&&t[1].length>0&&("version"!==t[1][0][0]||"4.0"!==t[1][0][3])&&(o="vcard3"),e=e||It.getDesignSet(o);a<s;a++)r+=Lt.property(i[a],e)+Bt;for(var u=t[2]||[],l=0,h=u.length;l<h;l++)r+=Lt.component(u[l],e)+Bt;return r+="END:"+n},Lt.property=function(t,e,n){var r=t[0].toUpperCase(),i=t[0],a=t[1];e||(e=It.defaultSet);var s,o=a.group;s=e.propertyGroups&&o?o.toUpperCase()+"."+r:r;for(var u=function(){var t=d(h[l],2),n=t[0],r=t[1];if(e.propertyGroups&&"group"==n)return 1;var i=e.param[n],a=i&&i.multiValue;a&&Array.isArray(r)?(r=r.map((function(t){return t=Lt._rfc6868Unescape(t),t=Lt.paramPropertyValue(t,i.multiValueSeparateDQuote)})),r=Lt.multiValue(r,a,"unknown",null,e)):(r=Lt._rfc6868Unescape(r),r=Lt.paramPropertyValue(r)),s+=";"+n.toUpperCase()+"="+r},l=0,h=Object.entries(a);l<h.length;l++)u();if(3===t.length)return s+":";var c,f=t[2],y=!1,m=!1,p=!1;return i in e.property?("multiValue"in(c=e.property[i])&&(y=c.multiValue),"structuredValue"in c&&Array.isArray(t[3])&&(m=c.structuredValue),"defaultType"in c?f===c.defaultType&&(p=!0):f===Mt&&(p=!0)):f===Mt&&(p=!0),p||(s+=";VALUE="+f.toUpperCase()),s+=":",s+=y&&m?Lt.multiValue(t[3],m,f,y,e,m):y?Lt.multiValue(t.slice(3),y,f,null,e,!1):m?Lt.multiValue(t[3],m,f,null,e,m):Lt.value(t[3],f,e,!1),n?s:R(s)},Lt.paramPropertyValue=function(t,e){return e||-1!==t.indexOf(",")||-1!==t.indexOf(":")||-1!==t.indexOf(";")?'"'+t+'"':t},Lt.multiValue=function(t,e,n,r,i,a){for(var s="",o=t.length,u=0;u<o;u++)r&&Array.isArray(t[u])?s+=Lt.multiValue(t[u],r,n,null,i,a):s+=Lt.value(t[u],n,i,a),u!==o-1&&(s+=e);return s},Lt.value=function(t,e,n,r){return e in n.value&&"toICAL"in n.value[e]?n.value[e].toICAL(t,r):t},Lt._rfc6868Unescape=function(t){return t.replace(/[\n^"]/g,(function(t){return zt[t]}))};var Pt=function(){function t(e,n){a(this,t),this._parent=n||null,"string"==typeof e?(this.jCal=[e,{},It.defaultType],this.jCal[2]=this.getDefaultType()):this.jCal=e,this._updateType()}return o(t,[{key:"type",get:function(){return this.jCal[2]}},{key:"name",get:function(){return this.jCal[0]}},{key:"parent",get:function(){return this._parent},set:function(t){var e=!this._parent||t&&t._designSet!=this._parent._designSet;this._parent=t,this.type==It.defaultType&&e&&(this.jCal[2]=this.getDefaultType(),this._updateType())}},{key:"_designSet",get:function(){return this.parent?this.parent._designSet:It.defaultSet}},{key:"_updateType",value:function(){var t=this._designSet;this.type in t.value&&("decorate"in t.value[this.type]?this.isDecorated=!0:this.isDecorated=!1,this.name in t.property&&(this.isMultiValue="multiValue"in t.property[this.name],this.isStructuredValue="structuredValue"in t.property[this.name]))}},{key:"_hydrateValue",value:function(t){return this._values&&this._values[t]?this._values[t]:this.jCal.length<=3+t?null:this.isDecorated?(this._values||(this._values=[]),this._values[t]=this._decorate(this.jCal[3+t])):this.jCal[3+t]}},{key:"_decorate",value:function(t){return this._designSet.value[this.type].decorate(t,this)}},{key:"_undecorate",value:function(t){return this._designSet.value[this.type].undecorate(t,this)}},{key:"_setDecoratedValue",value:function(t,e){this._values||(this._values=[]),"object"===i(t)&&"icaltype"in t?(this.jCal[3+e]=this._undecorate(t),this._values[e]=t):(this.jCal[3+e]=t,this._values[e]=this._decorate(t))}},{key:"getParameter",value:function(t){return t in this.jCal[1]?this.jCal[1][t]:void 0}},{key:"getFirstParameter",value:function(t){var e=this.getParameter(t);return Array.isArray(e)?e[0]:e}},{key:"setParameter",value:function(t,e){var n=t.toLowerCase();"string"==typeof e&&n in this._designSet.param&&"multiValue"in this._designSet.param[n]&&(e=[e]),this.jCal[1][t]=e}},{key:"removeParameter",value:function(t){delete this.jCal[1][t]}},{key:"getDefaultType",value:function(){var t=this.jCal[0],e=this._designSet;if(t in e.property){var n=e.property[t];if("defaultType"in n)return n.defaultType}return It.defaultType}},{key:"resetType",value:function(t){this.removeAllValues(),this.jCal[2]=t,this._updateType()}},{key:"getFirstValue",value:function(){return this._hydrateValue(0)}},{key:"getValues",value:function(){var t=this.jCal.length-3;if(t<1)return[];for(var e=0,n=[];e<t;e++)n[e]=this._hydrateValue(e);return n}},{key:"removeAllValues",value:function(){this._values&&(this._values.length=0),this.jCal.length=3}},{key:"setValues",value:function(t){if(!this.isMultiValue)throw new Error(this.name+": does not not support mulitValue.\noverride isMultiValue");var e=t.length,n=0;if(this.removeAllValues(),e>0&&"object"===i(t[0])&&"icaltype"in t[0]&&this.resetType(t[0].icaltype),this.isDecorated)for(;n<e;n++)this._setDecoratedValue(t[n],n);else for(;n<e;n++)this.jCal[3+n]=t[n]}},{key:"setValue",value:function(t){this.removeAllValues(),"object"===i(t)&&"icaltype"in t&&this.resetType(t.icaltype),this.isDecorated?this._setDecoratedValue(t,0):this.jCal[3]=t}},{key:"toJSON",value:function(){return this.jCal}},{key:"toICALString",value:function(){return Lt.property(this.jCal,this._designSet,!0)}}],[{key:"fromString",value:function(e,n){return new t(E.property(e,n))}}])}(),Ut=function(){function t(e,n){a(this,t),u(this,"_hydratedPropertyCount",0),u(this,"_hydratedComponentCount",0),u(this,"_timezoneCache",null),u(this,"_components",null),u(this,"_properties",null),"string"==typeof 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this._hydrateComponent(0);return null}},{key:"getAllSubcomponents",value:function(t){var e=this.jCal[2].length,n=0;if(t){for(var r=this.jCal[2],i=[];n<e;n++)t===r[n][0]&&i.push(this._hydrateComponent(n));return i}if(!this._components||this._hydratedComponentCount!==e)for(;n<e;n++)this._hydrateComponent(n);return this._components||[]}},{key:"hasProperty",value:function(t){for(var e=this.jCal[1],n=e.length,r=0;r<n;r++)if(e[r][0]===t)return!0;return!1}},{key:"getFirstProperty",value:function(t){if(t)for(var e=0,n=this.jCal[1],r=n.length;e<r;e++){if(n[e][0]===t)return this._hydrateProperty(e)}else if(this.jCal[1].length)return this._hydrateProperty(0);return null}},{key:"getFirstPropertyValue",value:function(t){var e=this.getFirstProperty(t);return e?e.getFirstValue():null}},{key:"getAllProperties",value:function(t){var e=this.jCal[1].length,n=0;if(t){for(var r=this.jCal[1],i=[];n<e;n++)t===r[n][0]&&i.push(this._hydrateProperty(n));return 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this._components[e-1]=t,this._hydratedComponentCount++,t.parent=this,t}},{key:"removeSubcomponent",value:function(t){var e=this._removeObject(2,"_components",t);return e&&this._hydratedComponentCount--,e}},{key:"removeAllSubcomponents",value:function(t){var e=this._removeAllObjects(2,"_components",t);return this._hydratedComponentCount=0,e}},{key:"addProperty",value:function(t){if(!(t instanceof Pt))throw new TypeError("must be instance of ICAL.Property");this._properties||(this._properties=[],this._hydratedPropertyCount=0),t.parent&&t.parent.removeProperty(t);var e=this.jCal[1].push(t.jCal);return this._properties[e-1]=t,this._hydratedPropertyCount++,t.parent=this,t}},{key:"addPropertyWithValue",value:function(t,e){var n=new Pt(t);return n.setValue(e),this.addProperty(n),n}},{key:"updatePropertyWithValue",value:function(t,e){var n=this.getFirstProperty(t);return n?n.setValue(e):n=this.addPropertyWithValue(t,e),n}},{key:"removeProperty",value:function(t){var 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0!==t.complete&&(this.complete=t.complete)}}},{key:"next",value:function(){for(var t,e,n,r=0;;){if(r++>500)throw new Error("max tries have occurred, rule may be impossible to fulfill.");if(e=this.ruleDate,t=this._nextRecurrenceIter(this.last),!e&&!t){this.complete=!0;break}if((!e||t&&e.compare(t.last)>0)&&(e=t.last.clone(),t.next()),this.ruleDate===e&&this._nextRuleDay(),this.last=e,!this.exDate||((n=this.exDate.compare(this.last))<0&&this._nextExDay(),0!==n))return this.last;this._nextExDay()}}},{key:"toJSON",value:function(){function t(t){return t.toJSON()}var e=Object.create(null);return e.ruleIterators=this.ruleIterators.map(t),this.ruleDates&&(e.ruleDates=this.ruleDates.map(t)),this.exDates&&(e.exDates=this.exDates.map(t)),e.ruleDateInc=this.ruleDateInc,e.exDateInc=this.exDateInc,e.last=this.last.toJSON(),e.dtstart=this.dtstart.toJSON(),e.complete=this.complete,e}},{key:"_extractDates",value:function(t,e){for(var n=[],r=t.getAllProperties(e),i=0,a=r.length;i<a;i++){var s,o=v(r[i].getValues());try{for(o.s();!(s=o.n()).done;){var u=s.value,l=V(n,u,(function(t,e){return t.compare(e)}));n.splice(l,0,u)}}catch(t){o.e(t)}finally{o.f()}}return n}},{key:"_init",value:function(t){if(this.ruleIterators=[],this.last=this.dtstart.clone(),!t.hasProperty("rdate")&&!t.hasProperty("rrule")&&!t.hasProperty("recurrence-id"))return this.ruleDate=this.last.clone(),void(this.complete=!0);if(t.hasProperty("rdate")&&(this.ruleDates=this._extractDates(t,"rdate"),this.ruleDates[0]&&this.ruleDates[0].compare(this.dtstart)<0?(this.ruleDateInc=0,this.last=this.ruleDates[0].clone()):this.ruleDateInc=V(this.ruleDates,this.last,(function(t,e){return t.compare(e)})),this.ruleDate=this.ruleDates[this.ruleDateInc]),t.hasProperty("rrule"))for(var e,n=t.getAllProperties("rrule"),r=0,i=n.length;r<i;r++)e=n[r].getFirstValue().iterator(this.dtstart),this.ruleIterators.push(e),e.next();t.hasProperty("exdate")&&(this.exDates=this._extractDates(t,"exdate"),this.exDateInc=V(this.exDates,this.last,(function(t,e){return t.compare(e)})),this.exDate=this.exDates[this.exDateInc])}},{key:"_nextExDay",value:function(){this.exDate=this.exDates[++this.exDateInc]}},{key:"_nextRuleDay",value:function(){this.ruleDate=this.ruleDates[++this.ruleDateInc]}},{key:"_nextRecurrenceIter",value:function(){var t=this.ruleIterators;if(0===t.length)return null;for(var e,n,r,i=t.length,a=0;a<i;a++)n=(e=t[a]).last,e.completed?(i--,0!==a&&a--,t.splice(a,1)):(!r||r.last.compare(n)>0)&&(r=e);return r}}])}(),Vt=function(){function t(e,n){a(this,t),u(this,"exceptions",null),u(this,"strictExceptions",!1),e instanceof Ut||(n=e,e=null),this.component=e||new Ut("vevent"),this._rangeExceptionCache=Object.create(null),this.exceptions=Object.create(null),this.rangeExceptions=[],n&&n.strictExceptions&&(this.strictExceptions=n.strictExceptions),n&&n.exceptions?n.exceptions.forEach(this.relateException,this):this.component.parent&&!this.isRecurrenceException()&&this.component.parent.getAllSubcomponents("vevent").forEach((function(t){t.hasProperty("recurrence-id")&&this.relateException(t)}),this)}return o(t,[{key:"relateException",value:function(e){if(this.isRecurrenceException())throw new Error("cannot relate exception to exceptions");if(e instanceof Ut&&(e=new t(e)),this.strictExceptions&&e.uid!==this.uid)throw new Error("attempted to relate unrelated exception");var n=e.recurrenceId.toString();if(this.exceptions[n]=e,e.modifiesFuture()){var r=[e.recurrenceId.toUnixTime(),n],i=V(this.rangeExceptions,r,Ht);this.rangeExceptions.splice(i,0,r)}}},{key:"modifiesFuture",value:function(){return!!this.component.hasProperty("recurrence-id")&&this.component.getFirstProperty("recurrence-id").getParameter("range")===t.THISANDFUTURE}},{key:"findRangeException",value:function(t){if(!this.rangeExceptions.length)return null;var e=t.toUnixTime(),n=V(this.rangeExceptions,[e],Ht);if((n-=1)<0)return null;var r=this.rangeExceptions[n];return e<r[0]?null:r[1]}},{key:"getOccurrenceDetails",value:function(t){var e,n=t.toString(),r=t.convertToZone(N.utcTimezone).toString(),i={recurrenceId:t};if(n in this.exceptions)e=i.item=this.exceptions[n],i.startDate=e.startDate,i.endDate=e.endDate,i.item=e;else if(r in this.exceptions)e=this.exceptions[r],i.startDate=e.startDate,i.endDate=e.endDate,i.item=e;else{var a,s=this.findRangeException(t);if(s){var o=this.exceptions[s];i.item=o;var u=this._rangeExceptionCache[s];if(!u){var l=o.recurrenceId.clone(),h=o.startDate.clone();l.zone=h.zone,u=h.subtractDate(l),this._rangeExceptionCache[s]=u}var c=t.clone();c.zone=o.startDate.zone,c.addDuration(u),(a=c.clone()).addDuration(o.duration),i.startDate=c,i.endDate=a}else(a=t.clone()).addDuration(this.duration),i.endDate=a,i.startDate=t,i.item=this}return i}},{key:"iterator",value:function(t){return new jt({component:this.component,dtstart:t||this.startDate})}},{key:"isRecurring",value:function(){var t=this.component;return t.hasProperty("rrule")||t.hasProperty("rdate")}},{key:"isRecurrenceException",value:function(){return this.component.hasProperty("recurrence-id")}},{key:"getRecurrenceTypes",value:function(){for(var t=this.component.getAllProperties("rrule"),e=0,n=t.length,r=Object.create(null);e<n;e++){r[t[e].getFirstValue().freq]=!0}return r}},{key:"uid",get:function(){return this._firstProp("uid")},set:function(t){this._setProp("uid",t)}},{key:"startDate",get:function(){return this._firstProp("dtstart")},set:function(t){this._setTime("dtstart",t)}},{key:"endDate",get:function(){var t=this._firstProp("dtend");if(!t){var e=this._firstProp("duration");t=this.startDate.clone(),e?t.addDuration(e):t.isDate&&(t.day+=1)}return t},set:function(t){this.component.hasProperty("duration")&&this.component.removeProperty("duration"),this._setTime("dtend",t)}},{key:"duration",get:function(){var t=this._firstProp("duration");return t||this.endDate.subtractDateTz(this.startDate)},set:function(t){this.component.hasProperty("dtend")&&this.component.removeProperty("dtend"),this._setProp("duration",t)}},{key:"location",get:function(){return this._firstProp("location")},set:function(t){this._setProp("location",t)}},{key:"attendees",get:function(){return this.component.getAllProperties("attendee")}},{key:"summary",get:function(){return this._firstProp("summary")},set:function(t){this._setProp("summary",t)}},{key:"description",get:function(){return this._firstProp("description")},set:function(t){this._setProp("description",t)}},{key:"color",get:function(){return this._firstProp("color")},set:function(t){this._setProp("color",t)}},{key:"organizer",get:function(){return this._firstProp("organizer")},set:function(t){this._setProp("organizer",t)}},{key:"sequence",get:function(){return this._firstProp("sequence")},set:function(t){this._setProp("sequence",t)}},{key:"recurrenceId",get:function(){return this._firstProp("recurrence-id")},set:function(t){this._setTime("recurrence-id",t)}},{key:"_setTime",value:function(t,e){var n=this.component.getFirstProperty(t);n||(n=new Pt(t),this.component.addProperty(n)),e.zone===N.localTimezone||e.zone===N.utcTimezone?n.removeParameter("tzid"):n.setParameter("tzid",e.zone.tzid),n.setValue(e)}},{key:"_setProp",value:function(t,e){this.component.updatePropertyWithValue(t,e)}},{key:"_firstProp",value:function(t){return this.component.getFirstPropertyValue(t)}},{key:"toString",value:function(){return this.component.toString()}}])}();function Ht(t,e){return t[0]>e[0]?1:e[0]>t[0]?-1:0}u(Vt,"THISANDFUTURE","THISANDFUTURE");var Rt=function(){return o((function t(e){a(this,t),u(this,"parseEvent",!0),u(this,"parseTimezone",!0),u(this,"oncomplete",(function(){})),u(this,"onerror",(function(t){})),u(this,"ontimezone",(function(t){})),u(this,"onevent",(function(t){})),void 0===e&&(e={});for(var n=0,r=Object.entries(e);n<r.length;n++){var i=d(r[n],2),s=i[0],o=i[1];this[s]=o}}),[{key:"process",value:function(t){"string"==typeof t&&(t=E(t)),t instanceof Ut||(t=new Ut(t));for(var e,n=t.getAllSubcomponents(),r=0,i=n.length;r<i;r++)switch((e=n[r]).name){case"vtimezone":if(this.parseTimezone){var a=e.getFirstPropertyValue("tzid");a&&this.ontimezone(new N({tzid:a,component:e}))}break;case"vevent":this.parseEvent&&this.onevent(new Vt(e));break;default:continue}this.oncomplete()}}])}(),Wt={foldLength:75,debug:!1,newLineChar:"\r\n",Binary:g,Component:Ut,ComponentParser:Rt,Duration:Y,Event:Vt,Period:ot,Property:Pt,Recur:rt,RecurExpansion:jt,RecurIterator:G,Time:b,Timezone:N,TimezoneService:z,UtcOffset:J,VCardTime:Z,parse:E,stringify:Lt,design:It,helpers:q};return Wt}));