SimpleCloudNotifier/scnserver/push/firebase.go
Mike Schwörer 3bae320e07
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Remove collapse_key from android fcm request
2024-06-03 17:58:55 +02:00

135 lines
3.2 KiB
Go

package push
import (
scn "blackforestbytes.com/simplecloudnotifier"
"blackforestbytes.com/simplecloudnotifier/models"
"bytes"
"context"
_ "embed"
"encoding/json"
"errors"
"fmt"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"
"io"
"net/http"
"strings"
"time"
)
// https://firebase.google.com/docs/cloud-messaging/send-message#rest
// https://firebase.google.com/docs/cloud-messaging/auth-server
type FirebaseConnector struct {
fbProject string
client http.Client
auth *FirebaseOAuth2
}
func NewFirebaseConn(conf scn.Config) (NotificationClient, error) {
pkey := strings.ReplaceAll(conf.FirebasePrivateKey, "\\n", "\n")
fbauth, err := NewAuth(conf.FirebaseTokenURI, conf.FirebaseProjectID, conf.FirebaseClientMail, pkey)
if err != nil {
return nil, err
}
return &FirebaseConnector{
fbProject: conf.FirebaseProjectID,
client: http.Client{Timeout: 5 * time.Second},
auth: fbauth,
}, nil
}
type Notification struct {
Id string
Token string
Platform string
Title string
Body string
Priority int
}
func (fb FirebaseConnector) SendNotification(ctx context.Context, user models.User, client models.Client, channel models.Channel, msg models.Message) (string, error) {
uri := "https://fcm.googleapis.com/v1/projects/" + fb.fbProject + "/messages:send"
jsonBody := gin.H{
"token": client.FCMToken,
}
if client.Type == models.ClientTypeIOS {
jsonBody["notification"] = gin.H{
"title": msg.Title,
"body": msg.ShortContent(),
}
jsonBody["apns"] = gin.H{}
} else if client.Type == models.ClientTypeAndroid {
jsonBody["android"] = gin.H{
"priority": "high",
"notification": gin.H{
"event_time": msg.Timestamp().Format(time.RFC3339),
"title": msg.FormatNotificationTitle(user, channel),
"body": msg.ShortContent(),
},
"fcm_options": gin.H{},
}
} else {
jsonBody["notification"] = gin.H{
"title": msg.FormatNotificationTitle(user, channel),
"body": msg.ShortContent(),
}
}
bytesBody, err := json.Marshal(gin.H{"message": jsonBody})
if err != nil {
return "", err
}
request, err := http.NewRequestWithContext(ctx, "POST", uri, bytes.NewBuffer(bytesBody))
if err != nil {
return "", err
}
tok, err := fb.auth.Token(ctx)
if err != nil {
log.Err(err).Msg("Refreshing FB token failed")
return "", err
}
request.Header.Set("Authorization", "Bearer "+tok)
request.Header.Set("Content-Type", "application/json")
request.Header.Set("Accept", "application/json")
response, err := fb.client.Do(request)
if err != nil {
return "", err
}
defer func() { _ = response.Body.Close() }()
if response.StatusCode < 200 || response.StatusCode >= 300 {
if bstr, err := io.ReadAll(response.Body); err == nil {
return "", errors.New(fmt.Sprintf("FCM-Request returned %d: %s", response.StatusCode, string(bstr)))
} else {
return "", errors.New(fmt.Sprintf("FCM-Request returned %d", response.StatusCode))
}
}
respBodyBin, err := io.ReadAll(response.Body)
if err != nil {
return "", err
}
var respBody struct {
Name string `json:"name"`
}
if err := json.Unmarshal(respBodyBin, &respBody); err != nil {
return "", err
}
log.Info().Msg(fmt.Sprintf("Sucessfully pushed notification %s", msg.MessageID))
return respBody.Name, nil
}