Anniversaries

Anniversaries

// Anniversaries v1.1 Jan 2019
let currentMonth = new Date().getMonth();

let startDate = new Date(new Date().setMonth(currentMonth-6));

// Add two months from today to show some upcoming anniversaries
let endDate = new Date(new Date().setMonth(currentMonth+7));

// Add a convenience function for brief month names
Date.prototype.getMonthName = function() {
            return ["Jan", "Feb", "Mar",
                "Apr", "May", "Jun",
                "Jul", "Aug", "Sep",
                "Oct", "Nov", "Dec"
            ][this.getMonth()];
        };

let events = await CalendarEvent.between(startDate, endDate);

let table = new UITable();
table.showSeparators = true;

for (var i=0; events.length>i; i++) {
  
  let title = events[i].title;
  let eventDate = events[i].endDate;
  let formattedEventDate = eventDate.getMonthName() + " " + eventDate.getDate() + " " + eventDate.getFullYear();
  
  // Calculate from a year in the title if available
  let eventYear = title.match(/\d{4}/g);
  
  if (title.includes("nniversary") | title.includes("edding")) {

    // initialize all values
    let rowYears;
    let row = new UITableRow();
    let rowText = formattedEventDate + ": " + title;

    if (eventYear !== null) {
      
      // Figure out date of first event, even if the first *calendar event* is later
      // e.g. you meet someone and enter their anniversary and year
      firstEvent = new Date(
        eventYear, 
        eventDate.getMonth(), 
        eventDate.getDate()
        );

      // this year's anniversary date - not necessarily current year, but year according to loop
      anniversaryDate = new Date(
        eventDate.getFullYear(), 
        eventDate.getMonth(), 
        eventDate.getDate()
        );
      
      rowYears = parseInt(
        (anniversaryDate - firstEvent) / 
        (1000*60*60*24*365)
        ); // convert ms to years
      
      // Upcoming events 
      // ignore upcoming weddings even if they have a year in the title      
      if (firstEvent > anniversaryDate && !title.includes("edding")) { 
        rowYears += 1; 
      }
      
      rowYears += " years";
      
    } else {
      
      if (title.includes("edding")) {
        rowYears = "0 years so far!";
      }
      
    }
    
    if (eventDate < new Date()) { // Past events
        row.backgroundColor = new Color("#ccc", 1);
    }
    
    row.addText(rowText, rowYears);
    table.addRow(row);
  }
}

table.present()