Wrap Google's calendar Event in a CalEvent struct

gcal/cal_event.go

@@ -0,0 +1,104 @@
+package gcal
+
+import (
+	"time"
+
+	"github.com/senorprogrammer/wtf/wtf"
+	"google.golang.org/api/calendar/v3"
+)
+
+type CalEvent struct {
+	event *calendar.Event
+}
+
+func NewCalEvent(event *calendar.Event) *CalEvent {
+	calEvent := CalEvent{
+		event: event,
+	}
+
+	return &calEvent
+}
+
+/* -------------------- Exported Functions -------------------- */
+
+func (calEvent *CalEvent) AllDay() bool {
+	return len(calEvent.event.Start.Date) > 0
+}
+
+func (calEvent *CalEvent) ConflictsWith(otherEvents []*CalEvent) bool {
+	hasConflict := false
+
+	for _, otherEvent := range otherEvents {
+		if calEvent.event == otherEvent.event {
+			continue
+		}
+
+		if calEvent.Start().Before(otherEvent.End()) && calEvent.End().After(otherEvent.Start()) {
+			hasConflict = true
+			break
+		}
+	}
+
+	return hasConflict
+}
+
+func (calEvent *CalEvent) Now() bool {
+	return time.Now().After(calEvent.Start()) && time.Now().Before(calEvent.End())
+}
+
+func (calEvent *CalEvent) Past() bool {
+	if calEvent.AllDay() {
+		// FIXME: This should calculate properly
+		return false
+	} else {
+		return (calEvent.Now() == false) && calEvent.Start().Before(time.Now())
+	}
+}
+
+func (calEvent *CalEvent) ResponseFor(email string) string {
+	for _, attendee := range calEvent.event.Attendees {
+		if attendee.Email == email {
+			return attendee.ResponseStatus
+		}
+	}
+
+	return ""
+}
+
+/* -------------------- DateTimes -------------------- */
+
+func (calEvent *CalEvent) End() time.Time {
+	var calcTime string
+
+	if calEvent.AllDay() {
+		calcTime = calEvent.event.End.Date
+	} else {
+		calcTime = calEvent.event.End.DateTime
+	}
+
+	end, _ := time.Parse(time.RFC3339, calcTime)
+	return end
+}
+
+func (calEvent *CalEvent) Start() time.Time {
+	var calcTime string
+
+	if calEvent.AllDay() {
+		calcTime = calEvent.event.Start.Date
+	} else {
+		calcTime = calEvent.event.Start.DateTime
+	}
+
+	start, _ := time.Parse(time.RFC3339, calcTime)
+	return start
+}
+
+func (calEvent *CalEvent) Timestamp() string {
+	if calEvent.AllDay() {
+		startTime, _ := time.Parse("2006-01-02", calEvent.event.Start.Date)
+		return startTime.Format(wtf.FriendlyDateFormat)
+	} else {
+		startTime, _ := time.Parse(time.RFC3339, calEvent.event.Start.DateTime)
+		return startTime.Format(wtf.MinimumTimeFormat)
+	}
+}

gcal/client.go

@@ -1,6 +1,8 @@
 /*
 * This butt-ugly code is direct from Google itself
 * https://developers.google.com/calendar/quickstart/go
+*
+* With some changes by me to improve things a bit.
  */
 
 package gcal
@@ -27,7 +29,7 @@ import (
 
 /* -------------------- Exported Functions -------------------- */
 
-func Fetch() (*calendar.Events, error) {
+func Fetch() ([]*CalEvent, error) {
 	ctx := context.Background()
 
 	secretPath, _ := wtf.ExpandHomeDir(wtf.Config.UString("wtf.mods.gcal.secretFile"))
@@ -75,13 +77,20 @@ func Fetch() (*calendar.Events, error) {
 			return time.Parse(time.RFC3339, event.Start.DateTime)
 		}
 	}
+
 	sort.Slice(events.Items, func(i, j int) bool {
 		dateA, _ := timeDateChooser(events.Items[i])
 		dateB, _ := timeDateChooser(events.Items[j])
 		return dateA.Before(dateB)
 	})
 
-	return &events, err
+	// Wrap the calendar events in our custom CalEvent
+	calEvents := []*CalEvent{}
+	for _, event := range events.Items {
+		calEvents = append(calEvents, NewCalEvent(event))
+	}
+
+	return calEvents, err
 }
 
 /* -------------------- Unexported Functions -------------------- */

gcal/display.go

@@ -7,96 +7,107 @@ import (
 	"time"
 
 	"github.com/senorprogrammer/wtf/wtf"
-	"google.golang.org/api/calendar/v3"
 )
 
+func (widget *Widget) sortedEvents() ([]*CalEvent, []*CalEvent) {
+	allDayEvents := []*CalEvent{}
+	timedEvents := []*CalEvent{}
+
+	for _, calEvent := range widget.calEvents {
+		if calEvent.AllDay() {
+			allDayEvents = append(allDayEvents, calEvent)
+		} else {
+			timedEvents = append(timedEvents, calEvent)
+		}
+	}
+
+	return allDayEvents, timedEvents
+}
+
 func (widget *Widget) display() {
-	if widget.events == nil || len(widget.events.Items) == 0 {
+	if widget.calEvents == nil || len(widget.calEvents) == 0 {
 		return
 	}
 
 	widget.mutex.Lock()
 	defer widget.mutex.Unlock()
 
-	widget.View.SetText(widget.contentFrom(widget.events))
+	_, timedEvents := widget.sortedEvents()
+	widget.View.SetText(widget.contentFrom(timedEvents))
 }
 
-func (widget *Widget) contentFrom(events *calendar.Events) string {
+func (widget *Widget) contentFrom(calEvents []*CalEvent) string {
-	if events == nil {
+	if (calEvents == nil) || (len(calEvents) == 0) {
 		return ""
 	}
 
-	var prevEvent *calendar.Event
+	var str string
+	var prevEvent *CalEvent
 
-	str := ""
+	for _, calEvent := range calEvents {
-
+		timestamp := fmt.Sprintf("[%s]%s", widget.descriptionColor(calEvent), calEvent.Timestamp())
-	for _, event := range events.Items {
-		timestamp := fmt.Sprintf("[%s]%s",
-			widget.descriptionColor(event),
-			widget.eventTimestamp(event))
 
 		title := fmt.Sprintf("[%s]%s",
-			widget.titleColor(event),
+			widget.titleColor(calEvent),
-			widget.eventSummary(event, widget.conflicts(event, events)))
+			widget.eventSummary(calEvent, calEvent.ConflictsWith(calEvents)),
+		)
 
 		lineOne := fmt.Sprintf(
 			"%s %s %s %s %s[white]",
-			widget.dayDivider(event, prevEvent),
+			widget.dayDivider(calEvent, prevEvent),
-			widget.responseIcon(event),
+			widget.responseIcon(calEvent),
 			timestamp,
 			title,
-			widget.timeUntil(event),
+			widget.timeUntil(calEvent),
 		)
 
 		str = str + fmt.Sprintf("%s%s\n\n",
 			lineOne,
-			widget.location(event), // prefixes newline if non-empty
+			widget.location(calEvent),
 		)
 
-		prevEvent = event
+		prevEvent = calEvent
 	}
 
 	return str
 }
 
-func (widget *Widget) dayDivider(event, prevEvent *calendar.Event) string {
+func (widget *Widget) dayDivider(event, prevEvent *CalEvent) string {
 	var prevStartTime time.Time
 
 	if prevEvent != nil {
-		prevStartTime, _ = time.Parse(time.RFC3339, prevEvent.Start.DateTime)
+		prevStartTime = prevEvent.Start()
 	}
 
-	currStartTime, _ := time.Parse(time.RFC3339, event.Start.DateTime)
+	if event.Start().Day() != prevStartTime.Day() {
+		//_, _, width, _ := widget.View.GetInnerRect()
 
-	if currStartTime.Day() != prevStartTime.Day() {
+		return fmt.Sprintf("[%s::b]",
-		_, _, width, _ := widget.View.GetInnerRect()
+			wtf.Config.UString("wtf.mods.gcal.colors.day", "forestgreen")) +
-
+			//wtf.CenterText(event.Start().Format(wtf.FullDateFormat), width) +
-		return fmt.Sprintf("[%s]", wtf.Config.UString("wtf.mods.gcal.colors.day", "forestgreen")) +
+			event.Start().Format(wtf.FullDateFormat) +
-			wtf.CenterText(currStartTime.Format(wtf.FullDateFormat), width) +
 			"\n"
 	}
 
 	return ""
 }
 
-func (widget *Widget) descriptionColor(event *calendar.Event) string {
+func (widget *Widget) descriptionColor(calEvent *CalEvent) string {
-	color := wtf.Config.UString("wtf.mods.gcal.colors.description", "white")
+	if calEvent.Past() {
-
+		return wtf.Config.UString("wtf.mods.gcal.colors.past", "gray")
-	if widget.eventIsPast(event) {
+	} else {
-		color = wtf.Config.UString("wtf.mods.gcal.colors.past", "gray")
+		return wtf.Config.UString("wtf.mods.gcal.colors.description", "white")
 	}
-
-	return color
 }
 
-func (widget *Widget) eventSummary(event *calendar.Event, conflict bool) string {
+func (widget *Widget) eventSummary(calEvent *CalEvent, conflict bool) string {
-	summary := event.Summary
+	summary := calEvent.event.Summary
 
-	if widget.eventIsNow(event) {
+	if calEvent.Now() {
 		summary = fmt.Sprintf(
 			"%s %s",
 			wtf.Config.UString("wtf.mods.gcal.currentIcon", "🔸"),
-			event.Summary,
+			summary,
 		)
 	}
 
@@ -107,21 +118,10 @@ func (widget *Widget) eventSummary(event *calendar.Event, conflict bool) string
 	}
 }
 
-func (widget *Widget) eventTimestamp(event *calendar.Event) string {
+// timeUntil returns the number of hours or days until the event
-	if widget.eventIsAllDay(event) {
-		startTime, _ := time.Parse("2006-01-02", event.Start.Date)
-		return startTime.Format(wtf.FriendlyDateFormat)
-	} else {
-		startTime, _ := time.Parse(time.RFC3339, event.Start.DateTime)
-		return startTime.Format(wtf.MinimumTimeFormat)
-	}
-}
-
-// timeUuntil returns the number of hours or days until the event
 // If the event is in the past, returns nil
-func (widget *Widget) timeUntil(event *calendar.Event) string {
+func (widget *Widget) timeUntil(calEvent *CalEvent) string {
-	startTime, _ := time.Parse(time.RFC3339, event.Start.DateTime)
+	duration := time.Until(calEvent.Start()).Round(time.Minute)
-	duration := time.Until(startTime).Round(time.Minute)
 
 	if duration < 0 {
 		return ""
@@ -152,7 +152,7 @@ func (widget *Widget) timeUntil(event *calendar.Event) string {
 	return color + untilStr + "[white]"
 }
 
-func (widget *Widget) titleColor(event *calendar.Event) string {
+func (widget *Widget) titleColor(calEvent *CalEvent) string {
 	color := wtf.Config.UString("wtf.mods.gcal.colors.title", "white")
 
 	for _, untypedArr := range wtf.Config.UList("wtf.mods.gcal.colors.highlights") {
@@ -160,7 +160,7 @@ func (widget *Widget) titleColor(event *calendar.Event) string {
 
 		match, _ := regexp.MatchString(
 			strings.ToLower(highlightElements[0]),
-			strings.ToLower(event.Summary),
+			strings.ToLower(calEvent.event.Summary),
 		)
 
 		if match == true {
@@ -168,51 +168,47 @@ func (widget *Widget) titleColor(event *calendar.Event) string {
 		}
 	}
 
-	if widget.eventIsPast(event) {
+	if calEvent.Past() {
 		color = wtf.Config.UString("wtf.mods.gcal.colors.past", "gray")
 	}
 
 	return color
 }
 
-func (widget *Widget) location(event *calendar.Event) string {
+func (widget *Widget) location(calEvent *CalEvent) string {
 	if wtf.Config.UBool("wtf.mods.gcal.displayLocation", true) == false {
 		return ""
 	}
 
-	if event.Location == "" {
+	if calEvent.event.Location == "" {
 		return ""
 	}
 
 	return fmt.Sprintf(
 		"\n   [%s]%s",
-		widget.descriptionColor(event),
+		widget.descriptionColor(calEvent),
-		event.Location,
+		calEvent.event.Location,
 	)
 }
 
-func (widget *Widget) responseIcon(event *calendar.Event) string {
+func (widget *Widget) responseIcon(calEvent *CalEvent) string {
 	if false == wtf.Config.UBool("wtf.mods.gcal.displayResponseStatus", true) {
 		return ""
 	}
 
-	for _, attendee := range event.Attendees {
+	icon := "[gray]"
-		if attendee.Email == wtf.Config.UString("wtf.mods.gcal.email") {
-			icon := "[gray]"
 
-			switch attendee.ResponseStatus {
+	switch calEvent.ResponseFor(wtf.Config.UString("wtf.mods.gcal.email")) {
-			case "accepted":
+	case "accepted":
-				return icon + "✔︎"
+		return icon + "✔︎"
-			case "declined":
+	case "declined":
-				return icon + "✘"
+		return icon + "✘"
-			case "needsAction":
+	case "needsAction":
-				return icon + "?"
+		return icon + "?"
-			case "tentative":
+	case "tentative":
-				return icon + "~"
+		return icon + "~"
-			default:
+	default:
-				return icon + " "
+		return icon + " "
-			}
-		}
 	}
 
 	return " "

gcal/widget.go

@@ -5,15 +5,14 @@ import (
 	"time"
 
 	"github.com/senorprogrammer/wtf/wtf"
-	"google.golang.org/api/calendar/v3"
 )
 
 type Widget struct {
 	wtf.TextWidget
 
-	events *calendar.Events
+	calEvents []*CalEvent
-	ch     chan struct{}
+	ch        chan struct{}
-	mutex  sync.Mutex
+	mutex     sync.Mutex
 }
 
 func NewWidget() *Widget {
@@ -29,67 +28,25 @@ func NewWidget() *Widget {
 
 /* -------------------- Exported Functions -------------------- */
 
-func (widget *Widget) Refresh() {
-	events, _ := Fetch()
-	widget.events = events
-
-	widget.UpdateRefreshedAt()
-
-	widget.display()
-}
-
 func (widget *Widget) Disable() {
 	close(widget.ch)
 	widget.TextWidget.Disable()
 }
 
-/* -------------------- Unexported Functions -------------------- */
+func (widget *Widget) Refresh() {
-
+	calEvents, err := Fetch()
-// conflicts returns TRUE if this event conflicts with another, FALSE if it does not
+	if err != nil {
-func (widget *Widget) conflicts(event *calendar.Event, events *calendar.Events) bool {
+		widget.calEvents = []*CalEvent{}
-	conflict := false
-
-	for _, otherEvent := range events.Items {
-		if event == otherEvent {
-			continue
-		}
-
-		eventStart, _ := time.Parse(time.RFC3339, event.Start.DateTime)
-		eventEnd, _ := time.Parse(time.RFC3339, event.End.DateTime)
-
-		otherEnd, _ := time.Parse(time.RFC3339, otherEvent.End.DateTime)
-		otherStart, _ := time.Parse(time.RFC3339, otherEvent.Start.DateTime)
-
-		if eventStart.Before(otherEnd) && eventEnd.After(otherStart) {
-			conflict = true
-			break
-		}
-	}
-
-	return conflict
-}
-
-func (widget *Widget) eventIsAllDay(event *calendar.Event) bool {
-	return len(event.Start.Date) > 0
-}
-
-// eventIsNow returns true if the event is happening now, false if it not
-func (widget *Widget) eventIsNow(event *calendar.Event) bool {
-	startTime, _ := time.Parse(time.RFC3339, event.Start.DateTime)
-	endTime, _ := time.Parse(time.RFC3339, event.End.DateTime)
-
-	return time.Now().After(startTime) && time.Now().Before(endTime)
-}
-
-func (widget *Widget) eventIsPast(event *calendar.Event) bool {
-	if widget.eventIsAllDay(event) {
-		return false
 	} else {
-		ts, _ := time.Parse(time.RFC3339, event.Start.DateTime)
+		widget.calEvents = calEvents
-		return (widget.eventIsNow(event) == false) && ts.Before(time.Now())
 	}
+
+	widget.UpdateRefreshedAt()
+	widget.display()
 }
 
+/* -------------------- Unexported Functions -------------------- */
+
 func updateLoop(widget *Widget) {
 	interval := wtf.Config.UInt("wtf.mods.gcal.textInterval", 30)
 	if interval == 0 {