Test Firebase stuff

This commit is contained in:
Philipp Heckel 2022-02-01 08:47:01 -05:00
parent b1bbbf0103
commit a77f89d302
4 changed files with 214 additions and 82 deletions

View file

@ -1,35 +1,10 @@
package server
import (
"encoding/json"
"firebase.google.com/go/messaging"
"net/http"
"strings"
)
const (
fcmMessageLimit = 4000
)
// maybeTruncateFCMMessage performs best-effort truncation of FCM messages.
// The docs say the limit is 4000 characters, but during testing it wasn't quite clear
// what fields matter; so we're just capping the serialized JSON to 4000 bytes.
func maybeTruncateFCMMessage(m *messaging.Message) *messaging.Message {
s, err := json.Marshal(m)
if err != nil {
return m
}
if len(s) > fcmMessageLimit {
over := len(s) - fcmMessageLimit + 16 // = len("truncated":"1",), sigh ...
message, ok := m.Data["message"]
if ok && len(message) > over {
m.Data["truncated"] = "1"
m.Data["message"] = message[:len(message)-over]
}
}
return m
}
func readBoolParam(r *http.Request, defaultValue bool, names ...string) bool {
value := strings.ToLower(readParam(r, names...))
if value == "" {