Test mastodon posting

internal/gomastodonstats/mastodon.go

@@ -1 +1,43 @@
 package gomastodonstats
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	"github.com/mattn/go-mastodon"
+)
+
+func postToMastodon(metrics []metric) {
+	if MASTODON_INSTANCE_URL == "" {
+		log.Printf("Skipping posting to mastodon. Missing configuration")
+		return
+	}
+
+	c := mastodon.NewClient(&mastodon.Config{
+		Server:       fmt.Sprintf("https://%s", MASTODON_INSTANCE_URL),
+		ClientID:     "client-id",
+		ClientSecret: "client-secret",
+	})
+	err := c.Authenticate(context.Background(), MASTODON_USERNAME, MASTODON_PASSWORD)
+	if err != nil {
+		log.Println("Invalid mastodon credentials")
+		return
+	}
+
+	// Build status
+	startOfDay := getStartofDay()
+	msg := fmt.Sprintf("Stats for %s\n\n", startOfDay.String())
+	for _, m := range metrics {
+		msg = msg + getPrintableString(m) + "\n"
+	}
+
+	toot := mastodon.Toot{
+		Status: msg,
+	}
+
+	_, err = c.PostStatus(context.Background(), &toot)
+	if err != nil {
+		log.Print(err)
+	}
+}