Class tag support, add Adabelle

class.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"log"
 	"time"
 
 	"google.golang.org/api/calendar/v3"
@@ -13,6 +14,7 @@ type Class struct {
 	End string
 	Students []string
 	Days []time.Weekday
+	Tags map[string]string
 	Zoom string
 }
 
@@ -25,6 +27,19 @@ func (c Class) happensOnDay(t time.Time) bool {
 	return false
 }
 
+func (c Class) tagsMatch(t time.Time) bool {
+	for key, value := range c.Tags {
+		tagValue, err := getTagAt(key, t)
+		if err != nil {
+			log.Fatal(err)
+		}
+		if value != tagValue {
+			return false
+		}
+	}
+	return true
+}
+
 func (c Class) buildEvent(t time.Time) *calendar.Event {
 	dateStr := t.Format("2006-01-02")
 

classes.go

@@ -5,16 +5,31 @@ import (
 )
 
 var allStudents = []string{
+	"adabelle.pratt@heliosns.org",
 	"oliver.park@heliosns.org",
 }
 
 var greenStudents = []string{
+	"adabelle.pratt@heliosns.org",
 	"oliver.park@heliosns.org",
 }
 
 var weekDays = []time.Weekday{time.Monday, time.Tuesday, time.Wednesday, time.Thursday, time.Friday}
 var weekDaysButFriday = []time.Weekday{time.Monday, time.Tuesday, time.Wednesday, time.Thursday}
 
+var tags = TagMap{
+	"week": TagChangeList{
+		TagChange{
+			Start: "2020-09-14",
+			Value: "A",
+		},
+		TagChange{
+			Start: "2020-09-21",
+			Value: "B",
+		},
+	},
+}
+
 var classes = []Class {
 	Class{
 		Summary: "👋 Morning Circle",
@@ -37,6 +52,7 @@ var classes = []Class {
 		Days: weekDays,
 		Zoom: "https://us02web.zoom.us/j/2274643506?pwd=Nm5NUXMwOVJKbEUzNE5VSkZCQzJ2UT09",
 		Students: []string{
+			"adabelle.pratt@heliosns.org",
 			"oliver.park@heliosns.org",
 		},
 	},
@@ -101,6 +117,16 @@ var classes = []Class {
 			"oliver.park@heliosns.org",
 		},
 	},
+	Class{
+		Summary: "🎨 Art",
+		Start: "12:45",
+		End: "13:30",
+		Days: []time.Weekday{time.Monday, time.Tuesday, time.Wednesday},
+		Zoom: "https://us02web.zoom.us/j/86969790982?pwd=TEMraThVbHhMUlBHUjFZYXZVRnpFQT09",
+		Students: []string{
+			"adabelle.pratt@heliosns.org",
+		},
+	},
 	Class{
 		Summary: "🎶 Music & Movement (Blue/Green)",
 		Start: "12:45",
@@ -124,4 +150,56 @@ var classes = []Class {
 		Days: []time.Weekday{time.Friday},
 		Zoom: "https://us02web.zoom.us/j/2274643506?pwd=Nm5NUXMwOVJKbEUzNE5VSkZCQzJ2UT09",
 	},
+	Class{
+		Summary: "🍎 Rachel & Oliver",
+		Start: "13:45",
+		End: "14:00",
+		Days: []time.Weekday{time.Monday},
+		Tags: map[string]string{
+			"week": "A",
+		},
+		Zoom: "https://us02web.zoom.us/j/3839164321?pwd=aDNUdzN3bjlZbG93NlNqd09hU2xmUT09",
+		Students: []string{
+			"oliver.park@heliosns.org",
+		},
+	},
+	Class{
+		Summary: "🍎 Claudia & Oliver",
+		Start: "13:45",
+		End: "14:00",
+		Days: []time.Weekday{time.Monday},
+		Tags: map[string]string{
+			"week": "B",
+		},
+		Zoom: "https://us02web.zoom.us/j/2274643506?pwd=Nm5NUXMwOVJKbEUzNE5VSkZCQzJ2UT09",
+		Students: []string{
+			"oliver.park@heliosns.org",
+		},
+	},
+	Class{
+		Summary: "🍎 Claudia & Adabelle",
+		Start: "13:45",
+		End: "14:00",
+		Days: []time.Weekday{time.Wednesday},
+		Tags: map[string]string{
+			"week": "A",
+		},
+		Zoom: "https://us02web.zoom.us/j/2274643506?pwd=Nm5NUXMwOVJKbEUzNE5VSkZCQzJ2UT09",
+		Students: []string{
+			"adabelle.pratt@heliosns.org",
+		},
+	},
+	Class{
+		Summary: "🍎 Rachel & Adabelle",
+		Start: "13:45",
+		End: "14:00",
+		Days: []time.Weekday{time.Wednesday},
+		Tags: map[string]string{
+			"week": "B",
+		},
+		Zoom: "https://us02web.zoom.us/j/3839164321?pwd=aDNUdzN3bjlZbG93NlNqd09hU2xmUT09",
+		Students: []string{
+			"adabelle.pratt@heliosns.org",
+		},
+	},
 }

main.go

@@ -71,6 +71,10 @@ func main() {
 				continue
 			}
 
+			if !class.tagsMatch(date) {
+				continue
+			}
+
 			ev := class.buildEvent(date)
 
 			old := eventMap[ev.Summary]

tag.go

@@ -0,0 +1,42 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+	"time"
+)
+
+type TagChange struct {
+	Start string
+	Value string
+}
+
+type TagChangeList []TagChange
+type TagKey string
+type TagMap map[TagKey]TagChangeList
+
+func getTagAt(key string, t time.Time) (string, error) {
+	// Guaranteed to be in local time
+	date := t.Format("2006-01-02")
+
+	tagChanges := tags[TagKey(key)]
+
+	if tagChanges == nil {
+		return "", fmt.Errorf("tag key not found: %s", key)
+	}
+
+	value := ""
+
+	for _, change := range tagChanges {
+		if strings.Compare(change.Start, date) > 0 {
+			break
+		}
+		value = change.Value
+	}
+
+	if value == "" {
+		return "", fmt.Errorf("tag key '%s' has no value yet", key)
+	}
+
+	return value, nil
+}