Update matrix info

internal/gomastodonstats/matrix.go

@@ -0,0 +1,60 @@
+package gomastodonstats
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"log"
+	"net/http"
+)
+
+type MatrixWebhook struct {
+	Body string `json:"body"`
+	Key  string `json:"key"`
+}
+
+func sendToMatrix(m []metric) {
+
+	startOfDay := getStartofDay()
+	msg := fmt.Sprintf(
+		"*User stats for %d:*\n\n",
+		startOfDay,
+		getPrintableString(m),
+	)
+
+	err := sendMatrixWebhook(msg, MATRIX_WEBHOOK_CHANNEL)
+	if err != nil {
+		log.Print(err)
+	}
+}
+
+// sendMatrixWebhook - takes msg, sends to matrix
+func sendMatrixWebhook(msgText string, channel string) error {
+	// log.Println(msgText)
+	data := MatrixWebhook{
+		Key: MATRIX_WEBHOOK_API_KEY,
+	}
+	data.Body = msgText
+	b, err := json.Marshal(data)
+	if err != nil {
+		return err
+	}
+
+	req, err := http.NewRequest("POST", MATRIX_WEBHOOK_URL+"/"+channel, bytes.NewBuffer(b))
+	if err != nil {
+		return err
+	}
+
+	req.Header.Set("Content-Type", "application/json")
+
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil {
+		log.Print(err)
+		return nil
+	}
+
+	defer resp.Body.Close()
+
+	return nil
+}