firebase implementation

server/firebase/firebase.go

@@ -0,0 +1,74 @@
+package firebase
+
+import (
+	"context"
+	_ "embed"
+	fb "firebase.google.com/go"
+	"firebase.google.com/go/messaging"
+	"github.com/rs/zerolog/log"
+	"google.golang.org/api/option"
+)
+
+//go:embed scnserviceaccountkey.json
+var scnserviceaccountkey []byte
+
+type App struct {
+	app       *fb.App
+	messaging *messaging.Client
+}
+
+func NewFirebaseApp() App {
+	opt := option.WithCredentialsJSON(scnserviceaccountkey)
+	app, err := fb.NewApp(context.Background(), nil, opt)
+	if err != nil {
+		log.Error().Err(err).Msg("failed to init firebase app")
+	}
+	msg, err := app.Messaging(context.Background())
+	if err != nil {
+		log.Error().Err(err).Msg("failed to init messaging client")
+	}
+	log.Info().Msg("Initialized Firebase")
+	return App{
+		app:       app,
+		messaging: msg,
+	}
+}
+
+type Notification struct {
+	Id       string
+	Token    string
+	Platform string
+	Title    string
+	Body     string
+	Priority int
+}
+
+func (fb App) SendNotification(ctx context.Context, notification Notification) (string, error) {
+	n := messaging.Message{
+		Data: map[string]string{"scn_msg_id": notification.Id},
+		Notification: &messaging.Notification{
+			Title: notification.Title,
+			Body:  notification.Body,
+		},
+		Android:    nil,
+		APNS:       nil,
+		Webpush:    nil,
+		FCMOptions: nil,
+		Token:      notification.Token,
+		Topic:      "",
+		Condition:  "",
+	}
+	if notification.Platform == "ios" {
+		n.APNS = nil
+	}
+
+	if notification.Platform == "android" {
+		n.Android = nil
+	}
+
+	res, err := fb.messaging.Send(ctx, &n)
+	if err != nil {
+		log.Error().Err(err).Msg("failed to send push")
+	}
+	return res, err
+}

server/firebase/scnserviceaccountkey.json

@@ -0,0 +1,12 @@
+{
+  "type": "service_account",
+  "project_id": "simplecloudnotifier-ea7ef",
+  "private_key_id": "5bfab19fca25034e87c5b3bd1a4334499d2d1f85",
+  "private_key": "-----BEGIN PRIVATE KEY-----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\n6WG8tG20rCfgwlXeXl0+Ow==\n-----END PRIVATE KEY-----\n",
+  "client_email": "firebase-adminsdk-42grv@simplecloudnotifier-ea7ef.iam.gserviceaccount.com",
+  "client_id": "109837766844812362714",
+  "auth_uri": "https://accounts.google.com/o/oauth2/auth",
+  "token_uri": "https://oauth2.googleapis.com/token",
+  "auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
+  "client_x509_cert_url": "https://www.googleapis.com/robot/v1/metadata/x509/firebase-adminsdk-42grv%40simplecloudnotifier-ea7ef.iam.gserviceaccount.com"
+}