Refactor, cleanup

class.go

@@ -0,0 +1,63 @@
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"google.golang.org/api/calendar/v3"
+)
+
+type Class struct {
+	Summary string
+	Start string
+	End string
+	Students []string
+	Days []time.Weekday
+	Zoom string
+}
+
+func (c Class) happensOnDay(t time.Time) bool {
+	for _, day := range c.Days {
+		if day == t.Weekday() {
+			return true
+		}
+	}
+	return false
+}
+
+func (c Class) buildEvent(t time.Time) *calendar.Event {
+	dateStr := t.Format("2006-01-02")
+
+	ev := &calendar.Event{
+		Summary: c.Summary,
+		Start: &calendar.EventDateTime{
+			DateTime: fmt.Sprintf("%sT%s:00", dateStr, c.Start),
+			TimeZone: "US/Pacific",
+		},
+		End: &calendar.EventDateTime{
+			DateTime: fmt.Sprintf("%sT%s:00", dateStr, c.End),
+			TimeZone: "US/Pacific",
+		},
+		Attendees: []*calendar.EventAttendee{},
+	}
+
+	attendees := c.Students
+	if len(attendees) == 0 {
+		attendees = allStudents
+	}
+
+	for _, student := range attendees {
+		ev.Attendees = append(
+			ev.Attendees,
+			&calendar.EventAttendee{
+				Email: student,
+			},
+		)
+	}
+
+	if c.Zoom != "" {
+		ev.Description = fmt.Sprintf(`Zoom: %s`, c.Zoom)
+	}
+
+	return ev
+}